Inhaltsbereich

Publications

(Co) Author: Schmidt, T.

Paper (ISI journals)

2013

Steiner, A. K.; Hunt, D.; Ho, S.-P.; Kirchengast, G.; Mannucci, A. J.; Scherllin-Pirscher, B.; Gleisner, H.; v. Engeln, A.; Schmidt, T.; Ao, C.; Leroy, S. S.; Kursinski, E. R.; Foelsche, U.; Gorbunov, M.; Heise, S.; Kuo, Y.-H.; Lauritsen, K. B.; Marquardt, C.; Rocken, C.; Schreiner, W.; Sokolovskiy, S.; Syndergaard, S.; Wickert, J. (2013): Quantification of structural uncertainty in climate data records from GPS radio occultation. Atmospheric Chemistry and Physics, 13, 3, 1469-1484.
| EDOC: 19210 | Abstract | 10.5194/acp-13-1469-2013 | PDF |

2012

de la Torre, A.; Alexander, P.; Hierro, R.; Llamedo, P.; Rolla, A.; Schmidt, T.; Wickert, J. (2012): Large amplitude gravity waves above the Southern Andes, the Drake Passage and the Antarctic Peninsula. Journal of Geophysical Research, 117, D2, 15 PP.
| EDOC: 18840 | Abstract | 10.1029/2011JD016377 |

Ho, S.; Hunt, D.; Steiner, A.; Mannucci, A. J.; Kirchengast, G.; Gleisner, H.; Heise, S.; v. Engeln, A.; Marquardt, C.; Sokolovskiy, S.; Schreiner, W.; Ao, C.; Wickert, J.; Syndergaad, S.; Lauritsen, K.; Leroy, S.; Kursinski, R.; Kuo, Y.-H.; Scherllin-Pirscher, B.; Foelsche, U.; Schmidt, T.; Gorbunov, M. (2012): Reproducibility of GPS radio occultation data for climate monitoring: Profile-to-profile inter-comparison of CHAMP climate records 2002 to 2008 from six data centers. Journal of Geophysical Research, 117, D18111.
| EDOC: 19186 | Abstract | 10.1029/2012JD017665 |

Pavelyev, A. G.; Liou, Y. A.; Zhang, K.; Wang, C. S.; Wickert, J.; Schmidt, T.; Gubenko, V. N.; Pavelyev, A. A.; Kuleshov, Y. (2012): Identification and localization of layers in the ionosphere using the eikonal and amplitude of radio occultation signals. Atmospheric Measurement Techniques, 5, 1, 1-16.
| EDOC: 17955 | Abstract | 10.5194/amt-5-1-2012 | PDF |

Ploeger, F.; Konopka, P.; Müller, R.; Fueglistaler, S.; Schmidt, T.; Manners, J. C.; Grooß, J.-U.; Günther, G.; Forster, P. M. (2012): Horizontal transport affecting trace gas seasonality in the Tropical Tropopause Layer (TTL). Journal of Geophysical Research, 117, D09303.
| EDOC: 18617 | 10.1029/2011JD017267 | PDF |

Semmling, M.; Schmidt, T.; Wickert, J.; Schön, S.; Fabra, F.; Cardellach, E.; Rius, A. (2012): On the Retrieval of the Specular Reflection in GNSS Carrier Observations for Ocean Altimetry. Radio Science, 47, 6, RS2018.
| EDOC: 19755 | Abstract | 10.1029/2012RS005007 |

Zenner, L.; Fagiolini, E.; Daras, I.; Flechtner, F.; Gruber, T.; Schmidt, T.; Schwarz, G. (2012): Non-tidal atmospheric and oceanic mass variationsand their impact on GRACE data analysis. Journal of Geodynamics, 59-60, 9-15.
| EDOC: 18853 | Abstract | 10.1016/j.jog.2012.01.010 |

2011

Alexander, P.; de la Torre, A.; Llamedo, P.; Hierro, R.; Schmidt, T.; Faber [Haser], A.; Wickert, J. (2011): A method to improve the determination of wave perturbations close to the tropopause by using a digital filter. Atmospheric Measurement Techniques, 4, 9, 1777-1784.
| EDOC: 17342 | 10.5194/amt-4-1777-2011 | PDF |

Beyerle, G.; Grunwaldt, L.; Heise, S.; Köhler, W.; König, R.; Michalak, G.; Rothacher, M.; Schmidt, T.; Wickert, J.; Tapley, B. D.; Giesinger, B. (2011): First results from the GPS atmosphere sounding experiment TOR aboard the TerraSAR-X satellite. Atmospheric Chemistry and Physics, 11, 13, 6687-6699.
| EDOC: 16379 | Abstract | 10.5194/acp-11-6687-2011 | www.atmos-chem-phys.net/11/6687/2011 |

Zus, F.; Beyerle, G.; Heise, S.; Schmidt, T.; Wickert, J.; Marquardt, C. (2011): Validation of refractivity profiles derived from GRAS raw-sampling data. Atmospheric Measurement Techniques, 4, 7, 1541-1550.
| EDOC: 17341 | Abstract | 10.5194/amt-4-1541-2011 | PDF |

2010

Alexander, P.; Luna, D.; de la Torre, A.; Llamedo, P.; Schmidt, T.; Wickert, J. (2010): A comparative and numerical study of effects of gravity waves in small miss-distance and miss-time GPS radio occultation temperature profiles. Advances in Space Research, 45, 10, 1231-1234.
| EDOC: 16039 | 10.1016/j.asr.2009.12.015 |

de la Torre, A.; Llamedo, P.; Alexander, P.; Schmidt, T.; Wickert, J. (2010): Estimated Errors in a Global Gravity Wave Climatology from GPS Radio Occultation Temperature Profiles. Advances in Space Research, 46, 2, 174-179.
| EDOC: 15009 | 10.1016/j.asr.2010.02.033 |

Khandu, J.; Awange, L.; Wickert, J.; Schmidt, T.; Sharifi, M. A.; Heck, B.; Fleming, K. (2010): GNSS remote sensing of the Australian tropopause. Climatic Change, 105, 3-4, 597-618.
| EDOC: 16374 | 10.1007/s10584-010-9894-6 |

Pavelyev, A. G.; Liou, Y. A.; Wickert, J.; Schmidt, T.; Pavelyev, A. A. (2010): Phase acceleration: a new important parameter in GPS occultation technology. GPS Solutions, 14, 1, 3-11.
| EDOC: 14286 | 10.1007/s10291-009-0128-1 |

Schmidt, T.; Cammas, J.-P.; Smit, H. G. J.; Heise, S.; Wickert, J.; Faber [Haser], A. (2010): Observational characteristics of the tropopause inversion layer derived from CHAMP/GRACE radio occultations and MOZAIC aircraft data. Journal of Geophysical Research, 115, D24304.
| EDOC: 16369 | 10.1029/2010JD014284 | PDF |

Schmidt, T.; Wickert, J.; Faber [Haser], A. (2010): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation bending angles and temperatures. Advances in Space Research, 46, 2, 150-161.
| EDOC: 15010 | 10.1016/j.asr.2010.01.021 |

2009

Beyerle, G.; Ramatschi, M.; Galas, R.; Schmidt, T.; Wickert, J.; Rothacher, M. (2009): A data archive of GPS navigation messages. GPS Solutions, 13, 1, 35-41.
| EDOC: 11546 | 10.1007/s10291-008-0095-y | PDF |

Heise, S.; Dick, G.; Gendt, G.; Schmidt, T.; Wickert, J. (2009): Integrated water vapor from IGS ground-based GPS observations: Initial results from a global 5-minute data set. Annales Geophysicae, 27, 7, 2851-2859.
| EDOC: 13798 | 10.5194/angeo-27-2851-2009 | PDF |

Ho, S.-P.; Kirchengast, G.; Leroy, S.; Wickert, J.; Mannucci, A. J.; Stiner, A. K.; Hunt, D.; Schreiner, W.; Sokolovskiy, S.; Ao, C. O.; Borsche, M.; von Engeln, A.; Foelsche, U.; Heise, S.; Iijima, B.; Kuo, Y.-H.; Kursinski, R.; Pirscher, B.; Ringer, M.; Rocken, C.; Schmidt, T. (2009): Estimating the Uncertainty of using GPS Radio Occultation Data for Climate Monitoring: Inter-comparison of CHAMP Refractivity Climate Records 2002-2006 from Different Data Centers. Journal of Geophysical Research, 114, D23107.
| EDOC: 13813 | 10.1029/2009JD011969 |

Llamedo, P.; de la Torre, A.; Alexander, P.; Luna, D.; Schmidt, T.; Wickert, J. (2009): A gravity wave analysis near to the Andes Range from GPS radio occultation data and mesoscale numerical simulations: Two case studies. Advances in Space Research, 44, 4, 494-500.
| EDOC: 14413 | 10.1016/j.asr.2009.04.023 |

Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G.; Cheng, C. Z.; Healy, S. B.; Heise, S.; Huang, C. Y.; Jakowski, N.; Köhler, W.; Mayer, C.; Offiler, D.; Ozawa, E.; Pavelyev, A. G.; Rothacher, M.; Tapley, B.; Arras, C. (2009): GPS radio occultation: results from CHAMP, GRACE and FORMOSAT-3/COSMIC. Terrestrial Atmospheric and Oceanic Sciences, 20, 1, 35-50.
| EDOC: 13109 | 10.3319/TAO.2007.12.26.01(F3C) |

2008

Arras, C.; Wickert, J.; Beyerle, G.; Heise, S.; Schmidt, T.; Jacobi, C. (2008): A global climatology of ionospheric irregularities derived from GPS radio occultation. Geophysical Research Letters, 35, L14809.
| EDOC: 12677 | Abstract | 10.1029/2008GL034158 |

Bender, M.; Dick, G.; Wickert, J.; Schmidt, T.; Song, S.; Gendt, G.; Ge, M.; Rothacher, M. (2008): Validation of GPS slant delays using water vapour radiometers and weather models. Meteorologische Zeitschrift, 17, 6, 807-812.
| EDOC: 12681 | 10.1127/0941-2948/2008/0341 | PDF |

Heise, S.; Wickert, J.; Beyerle, G.; Schmidt, T.; Smit, H.; Cammas, J. P.; Rothacher, M. (2008): Comparison of Water Vapour and Temperature Results From GPS Radio Occultation Aboard CHAMP With MOZAIC Aircraft Measurements. IEEE Transactions on Geoscience and Remote Sensing, 46, 11, 3406-3411.
| EDOC: 12684 | 10.1109/TGRS.2008.920268 | PDF |

Pavelyev, A. G.; Liou, Y. A.; Wickert, J.; Pavelyev, A. A.; Schmidt, T.; Igarashi, K.; Matyugov, S. S. (2008): Location of layered structures in the ionosphere and atmosphere by use of GPS occultation data. Advances in Space Research, 42, 1, 224-228.
| EDOC: 12665 | 10.1016/j.asr.2008.02.006 |

Schmidt, T.; de la Torre, A.; Wickert, J. (2008): Global gravity wave activity in the tropopause region from CHAMP radio occultation data. Geophysical Research Letters, 35, L16807.
| EDOC: 12674 | Abstract | 10.1029/2008GL034986 |

Schmidt, T.; Wickert, J.; Beyerle, G.; Heise, S. (2008): Global tropopause height trends estimated from GPS radio occultation data. Geophysical Research Letters, Vol. 35, L11806.
| EDOC: 11543 | 10.1029/2008GL034012 |

Schmidt, T.; Wickert, J.; Heise, S.; Flechtner, F.; Fagiolini, E.; Schwarz, G.; Zenner, L.; Gruber, T. (2008): Comparison of ECMWF analyses with GPS radio occultations from CHAMP. Annales Geophysicae, 26, 11, 3225-3234.
| EDOC: 12707 | PDF |

2007

Foelsche, U.; Borsche, M.; Steiner, A.K.; Gobiet, A.; Pirscher, B.; Kirchengast, G.; Wickert, J.; Schmidt, T. (2007): Observing upper troposphere-lower stratosphere climate with radio occultation data from the CHAMP satellite. Climate Dynamics, 31, 1, 49-65.
| EDOC: 10538 | 10.1007/s00382-007-0337-7 | PDF |

Fröhlich, K.; Schmidt, T.; Ern, M.; Preusse, P.; de la Torre, A.; Wickert, J.; Jacobi, Ch. (2007): The global distribution of gravity wave energy in the lower stratosphere derived from GPS data and gravity wave modelling: Attempt and challenges. Journal of Atmospheric and Solar-Terrestrial Physics, 69, 17-18, 2238-2248.
| EDOC: 10539 | 10.1016/j.jastp.2007.07.005 |

Healy, S. B.; Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G. (2007): Combined forecast impact of GRACE-A and CHAMP GPS radio occultation bending angle profiles. Atmospheric Science Letters, 8, 2, 43-50.
| EDOC: 10181 | 10.1002/asl.149 |

Pavelyev, A. G.; Liou, Y. A.; Wickert, J.; Schmidt, T.; Pavelyev, A. A.; Liu, S. F. (2007): Effects of the ionosphere and solar activity on radio occultation signals: Application to CHAllenging Minisatellite Payload satellite observations. Journal of Geophysical Research, 112, A06326.
| EDOC: 10537 | 10.1029/2006JA011625 |

2006

Beyerle, G.; Schmidt, T.; Wickert, J.; Heise, S.; Rothacher, M.; König-Langlo, G.; Lauritsen, K. B. (2006): Observations and simulations of receiver-induced refractivity biases in GPS radio occultation. Journal of Geophysical Research, 111, D12101.
| EDOC: 8898 | 10.1029/2005JD006673 | PDF |

de la Torre, A.; Alexander, P.; Llamedo, P.; Menéndez, C.; Schmidt, T.; Wickert, J. (2006): Gravity waves above the Andes detected from GPS radio occultation temperature profiles: Jet mechanism?. Geophysical Research Letters, 33, L24810.
| EDOC: 9609 | 10.1029/2006GL027343 |

de la Torre, A.; Schmidt, T.; Wickert, J. (2006): A global analysis of wave potential energy in the lower stratosphere derived from 5 years of GPS radio occultation data with CHAMP. Geophysical Research Letters, 33, L24809.
| EDOC: 9608 | 10.1029/2006GL027696 |

Heise, S.; Wickert, J.; Beyerle, G.; Schmidt, T.; Reigber, C. (2006): Global monitoring of tropospheric water vapor with GPS radio occultation aboard CHAMP. Advances in Space Research, 37, 12, 2222-2227.
| EDOC: 9530 | Abstract | 10.1016/j.asr.2005.06.066 |

Liou, Y. A.; Pavelyev, A. G.; Wickert, J.; Liu, S. F.; Pavelyev, A. A.; Schmidt, T.; Igarashi, K. (2006): Application of GPS radio occultation method for observation of the internal waves in the atmosphere. Journal of Geophysical Research, 111, D06104.
| EDOC: 8839 | 10.1029/2005JD005823 |

Schmidt, T.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2006): A climatology of multiple tropopauses derived from GPS occultations with CHAMP and SAC-C. Geophysical Research Letters, 33, L04808.
| EDOC: 8894 | 10.1029/2005GL024600 |

2005

Beyerle, G.; Schmidt, T.; Michalak, G.; Heise, S.; Wickert, J.; Reigber, C. (2005): GPS radio occultation with GRACE: Atmospheric profiling utilizing the zero difference technique. Geophysical Research Letters, Vol. 32, 13, L13806.
| EDOC: 7919 | Abstract | 10.1029/2005GL023109 | PDF |

Liou, Y. A.; Pavelyev, A. G.; Wickert, J.; Schmidt, T.; Pavelyev, A. A. (2005): Analysis of atmospheric and ionospheric structures using the GPS/MET and CHAMP radio occultation database: a methodological review. GPS Solutions, 9, 2, 122-143.
| EDOC: 8444 | 10.1007/s10291-005-0141-y |

Pavelyev, A. G.; Wickert, J.; Liou, Y. A.; Reigber, C.; Schmidt, T.; Igarashi, K.; Pavelyev, A. A.; Matyugov, S. S. (2005): Different mechanisms of the ionospheric influence on GPS occultation signals. GPS Solutions, 9, 2, 96-104.
| EDOC: 7223 | 10.1007/s10291-005-0138-6 |

Pavelyev, A. G.; Wickert, J.; Schmidt, T.; Reigber, C.; Matyugov, S. S.; Pavelyev, A. A.; Liou, Y. A.; Igarashi, K. (2005): Effect of Solar Activity in Late October 2003 on Radio occultation Signals from the CHAMP German Satellite. Geomagnetism and Aeronomy, 45, 1, 134-139.
| EDOC: 7203 |

Schmidt, T.; Heise, S.; Wickert, J.; Beyerle, G.; Reigber, C. (2005): GPS radio occultation with CHAMP and SAC-C: global monitoring of thermal tropopause parameters. Atmospheric Chemistry and Physics, 5, 6, 1473-1488.
| EDOC: 7206 | PDF |

Wang, D. Y.; Clarmann, T. von; Fischer, H.; Funke, B.; Gil-López, S.; Glatthor, N.; Grabowski, U.; Höpfner, M.; Kaufmann, M.; Kellmann, S.; Kiefer, M.; Koukouli, M. E.; Linden, A.; López-Puertas, M.; Mengistu Tsidu, G.; Milz, M.; Steck, T.; Stiller, G. P.; Simmons, A. J.; Dethof, A.; Swinbank, R.; Marquardt, C.; Jiang, J. H.; Romans, L.; Wickert, J.; Schmidt, T.; Ill, R. J.; Remsberg, E. (2005): Validation of stratospheric temperatures measured by Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) on Envisat. Journal of Geophysical Research, 110, D8, D08301.
| EDOC: 7204 | 10.1029/2004JD005342 |

Wickert, J.; Beyerle, G.; König, R.; Heise, S.; Grunwaldt, L.; Michalak, G.; Reigber, C.; Schmidt, T. (2005): GPS radio occultation with CHAMP and GRACE: A first look at a new and promising satellite configuration for global atmospheric sounding. Annales Geophysicae, 23, 3, 653-658.
| EDOC: 7700 | PDF |

2004

Beyerle, G.; Wickert, J.; Schmidt, T.; Reigber, C. (2004): Atmospheric sounding by global navigation satellite system radio occultation: An analysis of the negative refractivity bias using CHAMP observations. Journal of Geophysical Research, 109, D01106.
| EDOC: 5395 | Abstract | 10.1029/2003JD003922 |

Neumeyer, J.; Hagedoorn, J.; Leitloff, J.; Schmidt, T. (2004): Gravity reduction with three-dimensional atmospheric pressure data for precise ground gravity measurements. Journal of Geodynamics, 38, 3-5, 437-450.
| EDOC: 5812 | Abstract | 10.1016/j.jog.2004.07.006 |

Schmidt, T.; Wickert, J.; Beyerle, G.; Reigber, C. (2004): Tropical tropopause parameters derived from GPS radio occultation measurements with CHAMP. Journal of Geophysical Research, 109, D13105.
| EDOC: 6186 | 10.1029/2004JD004566 |

Schmidt, T.; Wickert, J.; Marquardt, C.; Beyerle, G.; Reigber, C.; Galas, R.; König, R. (2004): GPS radio occultation with CHAMP: an innovative remote sensing method of the atmosphere. Advances in Space Research, 33, 7, 1036-1040.
| EDOC: 5700 |

Wang, D. Y.; Stiller, G. P.; v. Clarmann, T.; Fischer, H.; Lopez-Puertas, M.; Funke, B.; Gil-Lopez, S.; Glatthor, N.; Höpfner, M.; Kellmann, S.; Tsidu, G. M.; Milz, M.; Steck, T.; Jiang, J. H.; Ao, C. O.; Manney, G.; Hocke, K.; Wu, D. L.; Romans, L. J.; Wickert, J.; Schmidt, T. (2004): Cross-validation of MIPAS/ENVISAT and GPS-RO/CHAMP temperature profiles. Journal of Geophysical Research, 109, D19311.
| EDOC: 6194 | 10.1029/2004JD004963 |

Wickert, J.; Pavelyev, A. G.; Liou, Y. A.; Schmidt, T.; Reigber, C.; Igarashi, K.; Pavelyev, A. A.; Matyugov, S. (2004): Amplitude variations in GPS signals as a possible indicator of ionospheric structures. Geophysical Research Letters, 31, L24801.
| EDOC: 6178 | 10.1029/2004GL020607 |

Wickert, J.; Schmidt, T.; Beyerle, G.; König, R.; Reigber, C.; Jakowski, N. (2004): The Radio Occultation Experiment aboard CHAMP: Operational Data Analysis and Validation of Vertical Atmospheric Profiles. Journal of the Meteorological Society of Japan, 82, No. 1B, 381-395.
| EDOC: 5412 |

2002

Beyerle, G.; Hocke, K.; Wickert, J.; Schmidt, T.; Marquardt, C.; Reigber, C. (2002): GPS radio occultations with CHAMP: A radio holographic analysis of GPS signal propagation in the troposphere and surface reflections. Journal of Geophysical Research, 107, D24.
| EDOC: 3409 |

Silva, A. M.; Bugalho, M. L.; Costa, M. J.; von Hoyningen-Huene, W.; Schmidt, T.; Heintzenberg, J.; Henning, S. (2002): Aerosol optical properties from columnar data during the second Aerosol Characterization Experiment on the south coast of Portugal. Journal of Geophysical Research, 107, 4642.
| EDOC: 18618 | 10.1029/2002JD002196 |

2001

Marquardt, C.; Labitzke, K.; Reigber, C.; Schmidt, T.; Wickert, J. (2001): An Assessment of the quality of GPS/MET radio limb soundings during February 1997. Physics and Chemistry of the Earth (A), 3, 26, 125-130.
| EDOC: 2324 | Abstract | 10.1016/S1464-1895(01)00035-7 |

Wickert, J.; Reigber, C.; Beyerle, G.; König, R.; Schmidt, T.; Grunwaldt, L.; Galas, R.; Meehan, T.; Melbourne, W. G.; Hocke, K. (2001): Atmosphere sounding by GPS radio occultation: First Results from CHAMP. Geophysical Research Letters, 28, 17, 3263-3266.
| EDOC: 2345 | Abstract | PDF |

TOP

Paper (further journals)

2013 online first

Faber, A.; Llamedo, P.; Schmidt, T.; de la Torre, A.; Wickert, J. (2013 online first): A new approach to global gravity wave momentum flux determination from GPS radio occultation data. Atmospheric Measurement Techniques Discussion, 6, 2, 2907-2933.
| EDOC: 20607 | 10.5194/amtd-6-2907-2013 |

2005

Wickert, J.; Schmidt, T. (2005): Fernerkundung der mittleren Atmosphäre mit GPS-Radiookkultation. promet, 31, 1, 50-52.
| EDOC: 7208 |

2001

Beyerle, G.; Wickert, J.; Galas, R.; Hocke, K.; König, R.; Marquardt, C.; Pavelyev, A. G.; Reigber, C.; Schmidt, T. (2001): GPS Occultation Measurements with GPS/MET and CHAMP. 1-6.
| EDOC: 2348 |

TOP

Chapter in Book

2013

Arras, C.; Wickert, J.; Jacobi, C.; Beyerle, G.; Heise, S.; Schmidt, T. (2013): Global Sporadic E Layer Characteristics Obtained from GPS Radio Occultation Measurements. - In: Lübken, F.-J. (Eds.), Climate and weather of the sun-earth system (CAWSES) : highlights from a priority program, Springer, 207-222.
| EDOC: 19190 | 10.1007/978-94-007-4348-9_12 |

Ern, M.; Arras, C.; Faber, A.; Fröhlich, K.; Jacobi, Ch.; Kalisch, S.; Krebsbach, M.; Preusse, P.; Schmidt, T.; Wickert, J. (2013): Observations and Ray Tracing of Gravity Waves: Implications for Global Modeling. - In: Lübken, F.-J. (Eds.), Climate and weather of the sun-earth system (CAWSES) : highlights from a priority program, Springer, 383-408.
| EDOC: 19189 |

2012

Zenner, L.; Gruber, T.; Beutler, G.; Jäggi, A.; Flechtner, F.; Schmidt, T.; Wickert, J.; Fagiolini, E.; Schwarz, G.; Trautmann, T. (2012): Using atmospheric uncertainties for GRACE de-aliasing - first results. - In: Kenyon, S.; Pacino, M. C.; Marti, U. (Eds.), Geodesy for Planet Earth : Proceedings of the 2009 IAG Symposium, Buenos Aires, Argentina, 31 August 31 - 4 September 2009, Springer, 147-153.
| EDOC: 17385 |

2010

Beyerle, G.; Arras, C.; Heise, S.; Schmidt, T.; Wickert, J. (2010): GPS-Radiookkultation mit dem CHAMP-Satelliten. - In: Gathen, P. v. d.; Rinke, A.; Neuber, R.; Leutert, B. (Eds.), Polare Atmosphärenforschung in Potsdam : Festschrift anlässlich des 60. Geburtstages von Klaus Dethloff mit Beiträgen von wissenschaftlichen Weggefährten, Alfred-Wegener-Institut für Polar- und Meeresforschung, Forschungsstelle Potsdam, 133-141.
| EDOC: 15038 |

Chen, J.; Bender, M.; Beyerle, G.; Dick, G.; Falck, C.; Ge, M.; Gendt, G.; Heise, S.; Ramatschi, M.; Schmidt, T.; Stosius, R.; Wickert, J. (2010): GNSS Activities for Natural Disaster Monitoring and Climate Change Detection at GFZ - an Overview. - In: Chuvieco, E.; Li, J.; Yang, X. (Eds.), Advances in Earth Observation of Global Change, Springer, 159-172.
| EDOC: 16041 | 10.1007/978-90-481-9085-0_12 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Faber [Haser], A.; Schmidt, T.; Zus, F. (2010): Analysis and application of atmospheric data from CHAMP and GRACE. Observation of the system Earth from Space : Status Seminar 4 October 2010 Rheinische Friedrich-Wilhelms-Universität Bonn, Koordinierungsbüro GEOTECHNOLOGIEN, 46-51.
| EDOC: 16389 |

Schmidt, T.; Wickert, J.; Michalak, G. (2010): The operational processing system for GPS radio occultation data from CHAMP and GRACE. - In: Flechtner, F.; Gruber, T.; Güntner, A.; Mandea, M.; Rothacher, M.; Schöne, T.; Wickert, J. (Eds.), System Earth via Geodetic-Geophysical Space Techniques, Springer, 455-460.
| EDOC: 15062 | 10.1007/978-3-642-10228-8 |

Wickert, J.; Beyerle, G.; Falck, C.; Healy, S. B.; Heise, S.; Köhler, W.; Michalak, G.; Offiler, D.; Pingel, D.; Ramatschi, M.; Rothacher, M.; Schmidt, T. (2010): Global atmospheric data from CHAMP and GRACE-A: Overview and results. - In: Flechtner, F.; Gruber, T.; Güntner, A.; Mandea, M.; Rothacher, M.; Schöne, T.; Wickert, J. (Eds.), System Earth via Geodetic-Geophysical Space Techniques, Springer, 433-441.
| EDOC: 15060 |

2009

de la Torre, A.; Alexander, P.; Llamedo, P.; Schmidt, T.; Wickert, J. (2009): New Horizons in Occultation Research. - In: Steiner, A.; Pirscher, B.; Foelsche, U.; Kirchengast, G. (Eds.), New Horizons in Occultation Research : Studies in Atmosphere and Climate, Springer, 151-162.
| EDOC: 13376 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Schmidt, T.; Wickert, J. (2009): Recent Advances in Gravity Wave Analysis from Long Term Global GPS Radio Occultation Observations. - In: Steiner, A.; Pirscher, B.; Foelsche, U.; Kirchengast, G. (Eds.), New Horizons in Occultation Research : Studies in Atmosphere and Climate, Springer, 151-162.
| EDOC: 13818 |

Wickert, J.; Schmidt, T.; Michalak, G.; Heise, S.; Arras, C.; Beyerle, G.; Falck, C.; König, R.; Pingel, D.; Rothacher, M. (2009): GPS Radio Occultation with CHAMP, GRACE-A, SAC-C, TerraSAR-X, and FORMOSAT-3/COSMIC: Brief Review of Results from GFZ. - In: Steiner, A.; Pirscher, B.; Foelsche, U.; Kirchengast, G. (Eds.), New Horizons in Occultation Research : Studies in Atmosphere and Climate, Springer, 3-16.
| EDOC: 13375 |

2007

Neumeyer, J.; Schmidt, T.; Stöber, C. (2007): Improved determination of the atmospheric attraction with 3D air density data and its reduction on ground gravity measurements. - In: Tregoning, P.; Rizos, C. (Eds.), Dynamic planet : monitoring and understanding a dynamic planet with geodetic and oceanographic tools ; IAG Symposium, Cairns, Australia, 22-26 August, 2005, Springer, 541-548.
| EDOC: 9462 |

Wickert, J.; Beyerle, G.; Falck, C.; Flechtner, F.; Galas, R.; Grunwaldt, L.; Healy, S. B.; Heise, S.; Köhler, W.; König, R.; Massmann, F.-H.; Michalak, G.; Offiler, D.; Pingel, D.; Poli, P.; Ozawa, E.; Rothacher, M.; Schmidt, T.; Tapley, B.; Wergen, W. (2007): Global atmospheric data from CHAMP and GRACE in near-real time. Observations of the System Earth from Space : status seminar, 22 - 23 November 2007, Bavarian Academy of Sciences and Humanities, Munich; Programme & Abstracts, Koordinierungsbüro GEOTECHNOLOGIEN, 36-40.
| EDOC: 11024 |

Wickert, J.; Gendt, G.; Beyerle, G.; Heise, S.; Helm, A.; Reigber, C.; Schmidt, T.; Jakowski, N.; Jacobi, C. (2007): Ground and Space Based GPS Atmospheric Sounding: Brief Overview and Examples. - In: Anandan, V. K.; Roettger, J.; Rao, D. N. (Eds.), Proceedings of the INTAR colloquium -International Network of Atmosphere Radar-, National Atmospheric Research Laboratory, Gadanki, 1-10.
| EDOC: 11026 |

2006

Beyerle, G.; Heise, S.; Kaschenz, J.; König-Langlo, G.; Reigber, C.; Schmidt, T.; Wickert, J. (2006): Refractivity biases in GNSS occultation data. - In: Fölsche, U.; Kirchengast, G.; Steiner, A. (Eds.), Atmosphere and climate : studies by occultation methods, Springer, 37-43.
| EDOC: 6367 | PDF |

Bizzarri, B.; Bordi, I.; Dell'Aquila, A.; Petitta, M.; Schmidt, T.; Sutera, A.; Wickert, J. (2006): Analysis of seasonal and daily mid-latitude tropopause pressure using GPS radio occultation data and NCEP-NCAR reanalysis. - In: Foelsche, U.; Kirchengast, G.; Steiner, A. (Eds.), Atmosphere and climate : studies by occultation methods, Springer, 253-263.
| EDOC: 9216 |

Borsche, M.; Gobiet, A.; Steiner, A. K.; Foelsche, U.; Kirchengast, G.; Schmidt, T.; Wickert, J. (2006): Pre-operational retrieval of radio occultation based climatologies. - In: Foelsche, U.; Kirchengast, G.; Steiner, A. (Eds.), Atmosphere and climate : studies by occultation methods, Springer, 315-323.
| EDOC: 9218 |

Foelsche, U.; Gobiet, A.; Steiner, A. K.; Borsche, M.; Wickert, J.; Schmidt, T.; Kirchengast, G. (2006): Global Climatologies Based on Radio Occultation Data: The CHAMPCLIM Project. - In: Foelsche, U.; Kirchengast, G.; Steiner, A. (Eds.), Atmosphere and climate : studies by occultation methods, Springer, 303-314.
| EDOC: 6349 | Abstract |

Wickert, J.; Beyerle, G.; Schmidt, T.; Healy, S. B.; Heise, S.; Michalak, G.; Rothacher, M. (2006): GPS based atmospheric sounding with CHAMP: Results achieved after four years. Proceedings / The 2005 EUMETSAT Meteorological Satellite Conference : Dubrovnik, Croatia, 19 - 23 September 2005, Eumetsat, 39-47.
| EDOC: 8903 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Heise, S.; Reigber, C. (2006): Global Atmospheric Sounding with GPS Radio Occultation aboard CHAMP. - In: Flury, J.; Rummel, R.; Reigber, C.; Rothacher, M.; Boedecker, G.; Schreiber, U. (Eds.), Observation of the Earth System from Space, Springer, 55-70.
| EDOC: 8369 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Michalak, G.; König, R.; Reigber, C.; Heise, S. (2006): GPS radio occultation with CHAMP and GRACE: Recent results. - In: Foelsche, U.; Kirchengast, G.; Steiner, A. (Eds.), Atmosphere and climate : studies by occultation methods, Springer, 3-16.
| EDOC: 6292 | Abstract |

2005

Beyerle, G.; Wickert, J.; Schmidt, T.; König, R.; Reigber, C. (2005): An analysis of the lower tropospheric refractivity bias by heuristic sliding spectral methods. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth observation with CHAMP : Results from Three Years in Orbit, Springer, 507-512.
| EDOC: 5732 |

Foelsche, U.; Kirchengast, G.; Gobiet, A.; Steiner, A. K.; Löscher, A.; Wickert, J.; Schmidt, T. (2005): The CHAMPCLIM project : An overview. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 615-620.
| EDOC: 6205 |

Helm, A.; Beyerle, G.; Heise, S.; Schmidt, T.; Wickert, J. (2005): The continuous Wavelet Transform, a valuable analysis tool to detect atmospheric and ionospheric signatures in radiooccultation path delay data. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP - Results from Three Years in Orbit, Springer, 591-596.
| EDOC: 5761 |

Liou, Y. A.; Wickert, J.; Pavelyev, A.; Reigber, C.; Schmidt, T.; Huang, C. Y.; Yan, S. (2005): Gravity wave 'portrait' reconstructed by radio holographic analysis of the amplitude of GPS radio occultation signals. - In: Reigber, Ch.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth observation with CHAMP : Results from three years in orbit, Springer, 549-554.
| EDOC: 9098 |

Pavelyev, A. G.; Wickert, J.; Reigber, C.; Schmidt, T.; Liou, Y. A.; Huang, C. Y.; Matyugov, S. S.; Pavelyev, D. A. (2005): Amplitude variations of CHAMP radio occultation data as an indicator of the ionospheric activity. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 431-440.
| EDOC: 6209 |

Pavelyev, A.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T.; Matyugov, S. S. (2005): Results of radio holografic analysis of GPS occultation signals registered during CHAMP and PS/MET small satellites missions. - In: Röser, H.-P.; Sandau, R.; Valenzuela, A. (Eds.), Small satellites for Earth Observation, Wissenschaft und Technik Verl., 35-39.
| EDOC: 7207 |

Schmidt, T.; Wickert, J.; Beyerle, G.; König, R.; Galas, R.; Reigber, C. (2005): The CHAMP atmospheric processing system for radio occultation measurements. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth observation with CHAMP : Results from Three Years in Orbit, Springer, 597-602.
| EDOC: 5733 |

Schmidt, T.; Wickert, J.; Beyerle, G.; Reigber, C. (2005): Tropical Tropopause Characteristics from CHAMP. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 561-566.
| EDOC: 6211 |

Wang, D. Y.; Wickert, J.; Stiller, G.; Clarmann, T. von; Beyerle, G.; Schmidt, T.; Puertas, M. L.; Funke, B.; Gil-Lopez, S.; Glatthor, N.; Grabowski, U.; Höpfner, M.; Kellermann, S.; Kiefer, M.; Linden, A.; Tsidu, G. M.; Milz, M.; Steck, T.; Fischer, H.; Reigber, C. (2005): Comparisons of MIPAS/ENVISAT and GPS-RO/CHAMP temperature profiles. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 567-572.
| EDOC: 6214 |

Wickert, J.; Gobiet, A.; Beyerle, G.; Steiner, A. K.; Kirchengast, G.; Foelsche, U.; Schmidt, T. (2005): GPS radio occultation with CHAMP: Comparison of inversion results from GFZ Potsdam and IGAM Graz. - In: Reigber, Ch.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 525-530.
| EDOC: 6201 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Michalak, G.; König, R.; Kaschenz, J.; Reigber, C. (2005): Atmospheric profiling with CHAMP: Status of the operational data analysis, validation of the recent data products and future prospects. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth observation with CHAMP : Results from Three Years in Orbit, Springer, 495-500.
| EDOC: 5731 |

2003

Marquardt, C.; Schöllhamer, K.; Beyerle, G.; Schmidt, T.; Wickert, J.; Reigber, C. (2003): Validation and data quality of CHAMP radio occultation data.. - In: Reigber, C.; Lühr, H.; Schwintzer, P. (Eds.), First CHAMP mission results for gravity, magnetic and atmospheric studies, Springer, 384-396.
| EDOC: 3851 |

Wickert, J.; Beyerle, G.; Schmidt, T.; König, R.; Reigber, C.; Marquardt, C. (2003): Highlights of CHAMP atmospheric occultation results. OIST-4 proceedings : 4th OERSTED International Science Team Conference, Copenhagen, 23-27 September 2002, Danish Meteorological Institute, 235-240.
| EDOC: 6219 |

Wickert, J.; Beyerle, G.; Schmidt, T.; Marquardt, C.; König, R.; Grunwaldt, L.; Reigber, C. (2003): GPS Radio Occultation with CHAMP. - In: Reigber, C.; Lühr, H.; Schwintzer, P. (Eds.), First CHAMP Mission Results for Gravity, Magnetic and Atmospheric Studies, Springer-Verlag, 371-383.
| EDOC: 3434 |

2002

Beyerle, G.; Reigber, C.; Galas, R.; Grunwaldt, L.; König, R.; Marquardt, C.; Meehan, T. K.; Schmidt, T.; Wickert, J.; Yunck, T. P. (2002): Radio occultation results and lessons learnt from the CHAMP mission. Proceedings / The 2002 EUMETSAT Meteorological Satellite Conference : Dublin, Ireland, 02 - 06 September 2002, Eumetsat, 107-114.
| EDOC: 6290 | Abstract |

Wickert, J.; Reigber, C.; Beyerle, G.; König, R.; Marquardt, C.; Schmidt, T.; Meehan, T.; Grunwaldt, L.; Galas, R. (2002): GPS radio occultation with CHAMP : Initial results. Proceedings of the International Beacon Satellite Symposium : Boston, 3 - 6 June, 2001 (available on CD), 59-62.
| EDOC: 3320 |

Wickert, J.; Schmidt, T.; Marquardt, C.; Reigber, C.; Neumayer, K.-H.; Beyerle, G.; Galas, R.; Grunwaldt, L. (2002): GPS radio occultation with CHAMP : First results and status of the experiment. - In: Ádám, J. (Eds.), Vistas for geodesy in the new millennium : IAG 2001 scientific assembly, Budapest, Hungary, September 2-7, 2001, 273-278.
| EDOC: 3321 |

TOP

Conference Paper

2012

de la Torre, A.; Alexander, P.; Hierro, R.; Llamedo, P.; Rolla, A.; Schmidt, T.; Wickert, J. (2012): Vertical flux of horizontal momentum transported by large amplitude GWs above Southern Andes, the Drake Passage and the Antarctic Peninsula. 39th COSPAR Scientific Assembly (Mysore, India 2012).
| EDOC: 19194 |

de la Torre, A.; Alexander, P.; Hierro, R.; Llamedo, P.; Schmidt, T.; Wickert, J. (2012): Large-amplitude gravity waves above the southern Andes and the Antarctic Peninsula. Regional WCRP/SPARC workshop with focus on the Southern Hemisphere and South America (Buenos Aires, Argentina 2012).
| EDOC: 19792 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Hierro, R.; Schmidt, T.; Wickert, J. (2012): Estimated vertical flux of horizontal momentum due to mountain waves from GPS radio occultation data above southern Andes and the Antarctic Peninsula. 7th IAGA/ICMA/CAWSES Workshop on Long-Term Changes and Trends in the Atmosphere (Buenos Aires, Argentina 2012).
| EDOC: 19204 |

Fabra, A.; Llamedo, P.; Schmidt, T.; de la Torre, A.; Wickert, J. (2012): Global Momentum Flux Determination from GPS Radio Occultation Data. 7th IAGA/ICMA/CAWSES Workshop on Long-Term Changes and Trends in the Atmosphere (Buenos Aires, Argentina 2012).
| EDOC: 19815 |

Fagiolini, E.; Schmidt, T.; Schwarz, G.; Zenner, L. (2012): Detailed Analysis of ECMWF Surface Pressure Data. General Assembly European Geosciences Union (Vienna, Austria 2012).
| EDOC: 18892 |

Heise, S.; Beyerle, G.; Grunwaldt, G.; Michalak, G.; Schmidt, T.; Wickert, J.; Zus, F. (2012): Processing and application of GPS radio occultation data from TerraSAR-X and TanDEM-X. General Assembly European Geosciences Union (Vienna, Austria 2012).
| EDOC: 18844 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Bender, M.; Chen, J.; Deng, Z.; Dick, G.; Falck, C.; Ge, M.; Gendt, G.; Faber, A.; Ramatschi, M.; Schmidt, T.; Semmling, M.; Stosius, R. (2012): GPS-basierte Atmosphärenfernerkundung am GFZ: Beobachtungsverfahren und Anwendungen. SORACAL-Meeting (Potsdam, Germany 2012).
| EDOC: 19830 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Faber, A.; Michalak, G.; Schmidt, T.; Zus, F. (2012): Reprocessing and application of GPS radio occultation data from CHAMP and GRACE. Statusseminar Geotechnologien 'Weltraum Phase III' (Potsdam 2012).
| EDOC: 19831 |

Llamedo, P.; Schmidt, T.; de la Torre, A.; Faber, A.; Hierro, R.; Alexander, P.; Wickert, J. (2012): Long term study of gravity waves properties using the Radio Occultation techniques. 7th IAGA/ICMA/CAWSES Workshop on Long-Term Changes and Trends in the Atmosphere (Buenos Aires, Argentina 2012).
| EDOC: 19205 |

Pavelyev, A. G.; Zhang, K.; Liou, Y.; Wang, C.; Wickert, J.; Schmidt, T.; Pavelyev, A. A.; Kuleshov, Y. (2012): Experimental and theoretical analysis of the ionospheric impact on the amplitude and phase oscillations of GPS signals in the satellite-to-satellite and satellite-to ground communication links. General Assembly European Geosciences Union (Vienna, Austria 2012).
| EDOC: 18845 |

Schmidt, T. (2012): GPS technologies and climate dynamics. 2nd GFZ-CONICET Workshop, Working group summary (Potsdam 2012).
| EDOC: 19795 |

Schmidt, T. (2012): Gravity wave analysis in the upper troposphere and lower stratosphere and characteristics of sporadic E layers from GPS radio occultation. 1st Workshop of the Argentine Network for Upper Atmospheric Research (RAPEAS) (La Plata, Argentina 2012).
| EDOC: 19796 |

Schmidt, T.; Faber, A.; de la Torre, A.; Llamedo, P.; Alexander, P.; Heise, S.; Wickert, J. (2012): The effect of different background separation methods on gravity wave parameters in the upper troposphere and lower stratosphere region derived from GPS radio occultation data. 39th COSPAR Scientific Assembly (Mysore, India 2012).
| EDOC: 19193 |

Schmidt, T.; Heise, S.; Michalak, G.; Beyerle, G.; Zus, F.; Wickert, J.; Faber, A.; de la Torre, A.; Alexander, P. (2012): Upper tropospheric and lower stratospheric variability observed with GPS radio occultation data since 2001: Results from CHAMP, GRACE, TerraSAR-X, and FORMOSAT-3/COSMIC. International Radio Occultation Working Group (IROWG) 2nd Workshop (Boulder 2012).
| EDOC: 19829 |

Schmidt, T.; Llamedo, P.; de la Torre, A.; Heise, S.; Zus, F.; Beyerle, G.; Faber, A.; Wickert, J. (2012): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation temperatures. 7th IAGA/ICMA/CAWSES Workshop on Long-Term Changes and Trends in the Atmosphere (Buenos Aires, Argentina 2012).
| EDOC: 19833 |

Wickert, J.; Arras, C.; Bartsch, M.; Beyerle, G.; Bender, M.; Deng, Z.; Dick, G.; Falck, C.; Ge, M.; Gendt, G.; Heise, S.; Michalak, G.; Ramatschi, M.; Schmidt, T.; Semmling, M. (2012): GPS/Galileo Earth Observation at GFZ: Recent activities and results. International Symposium and Summer School on Space Geodesy and Earth System (SGES2012) (Shanghai, China 2012).
| EDOC: 19199 |

Wickert, J.; Beyerle, G.; Falck, C.; Grunwaldt, L.; Heise, S.; Ramatschi, M.; Stege, S.; Schmidt, T.; Semmling, M.; Zus, F. (2012): GNSS radio occultation at GFZ: Recent results and activities related to future missions. Sixth FORMOSAT-3/COSMIC Data Users' Workshop (Boulder, Colorado 2012).
| EDOC: 19811 |

Zus, F.; Beyerle, G.; Grunwaldt, L.; Heise, S.; Michalak, G.; Schmidt, T.; Wickert, J. (2012): Processing of GPS radio occultation data from TerraSAR-X and TanDEM-X. Sixth FORMOSAT-3/COSMIC Data Users' Workshop (Boulder, Colorado 2012).
| EDOC: 19805 |

2011

Arras, C.; Jacobi, C.; Wickert, J.; Heise, S.; Schmidt, T. (2011): Global observation and analysis of sporadic E layers detected using GPS radio occultation measurements from CHAMP, GRACE and FORMOSAT-3/COSMIC. 5th FORMOSAT-3 / COSMIC Data User Workshop (Taipei, Taiwan 2011).
| EDOC: 17350 |

Awange, J. L.; Khandu, J.; Wickert, J.; Schmidt, T.; Sharifi, M. A.; Heck, B. (2011): GNSS remote sensing of the Australian tropopause. 25th IUGG General Assembly (Melbourne 2011).
| EDOC: 17379 |

Faber [Haser], A.; Schmidt, T.; de la Torre, A.; Wickert, J.; Fischer, J. (2011): Detailed Analysis of Horizontal Wave Parameters using Radio Occultation Data. AGU Chapman Conference on Atmospheric Gravity Waves and Their Effects on General Circulation and Climate (Honolulu, Hawaii 2011).
| EDOC: 16970 |

Heise, S.; Beyerle, G.; Michalak, G.; Schmidt, T.; Wickert, J.; Zus, F. (2011): GPS radio occultation at GFZ: Status and recent results from TerraSAR-X and TanDEM-X. General Assembly European Geosciences Union (Vienna, Austria 2011).
| EDOC: 17361 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Faber, A.; Michalak, G.; Schmidt, T.; Zus, F. (2011): Applications of atmospheric data from GPS Radio Occultation. BMBF Geotechnologien Statusseminar 2011'Erfassung des Systems Erde aus dem Weltraum III'(Stuttgart 2011).
| EDOC: 19828 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Faber, A.; Michalak, G.; Schmidt, T.; Zus, F. (2011): Reprocessing and application of GPS radio occultation data from CHAMP and GRACE. BMBF Geotechnologien Statusseminar 2011 'Erfassung des Systems Erde aus dem Weltraum III' (Stuttgart 2011).
| EDOC: 19827 |

Llamedo, P.; de la Torre, A.; Alexander, P.; Hierro, R.; Schmidt, T.; Faber [Haser], A.; Wickert, J. (2011): Long-term global GW activity in lower and middle atmosphere from CHAMP, GRACE and COSMIC radio occultation data between 2001 and 2010. AGU Chapman Conference on Atmospheric Gravity Waves and Their Effects on General Circulation and Climate (Honolulu, Hawaii 2011).
| EDOC: 16969 |

Pavelyev, A. G.; Wickert, J.; Schmidt, T.; Liou, Y. A.; Zhang, K.; Kuleshov, Y. (2011): Analytical model of electromagnetic waves propagation and location of inclined plasma layers using GNSS occultation data. 12th URSI Commission F Triennial Open Symposium on Radio Wave Propagation and Remote Sensing (Garmisch-Partenkirchen, Germany 2011).
| EDOC: 16975 |

Steiner, A. K.; Ho, S.-P.; Hunt, D.; Kirchengast, G.; Mannucci, A. J.; Scherllin-Pirscher, B.; Gleisner, H.; von Engeln, A.; Schmidt, T.; Ao, C.; Leroy, S. S.; Foelsche, U.; Kuo, Y.-H.; Kursinski, E. R.; Lauritsen, K. B.; Syndergaard, S.; Marquardt, C.; Rocken, C.; Schreiner, W.; Sokolovskiy, S.; Wickert, J. (2011): Structural Uncertainty of the CHAMP RO Climate Record from Different Data Centers. 5th FORMOSAT-3 / COSMIC Data Users Workshop and International Conference on GPS Radio Occultation (ICGPSRO) (Taipei, Taiwan 2011).
| EDOC: 17352 |

Steiner, A. K.; Hunt, D.; Ho, S. P.; Kirchengast, G.; Mannucci, A. J.; Scherllin-Pirscher, B.; Gleisner, H.; von Engeln, A.; Schmidt, T.; Ao, C. O.; Leroy, S. S.; Foelsche, U.; Kuo, Y.-H.; Kursinski, E. R.; Lauritsen, K. B.; Syndergaard, S.; Gorbunov, M.; Marquardt, C.; Rocken, C.; Schreiner, W. S.; Sokolovskiy, S. V.; Wickert, J. (2011): Towards Earth System Data Records from GPS Radio Occultation: Assessing Structural Uncertainty. AGU 2011 Fall Meeting (San Francisco 2011).
| EDOC: 17977 |

Wickert, J.; Arras, C.; Bartsch, M.; Beyerle, G.; Bender, M.; Deng, Z.; Dick, G.; Falck, C.; Ge, M.; Gendt, G.; Heise, S.; Michalak, G.; Ramatschi, M.; Schmidt, T.; Semmling, M. (2011): GPS remote sensing: Recent results from GFZ. 25th IUGG General Assembly (Melbourne 2011).
| EDOC: 17376 |

Wickert, J.; Arras, C.; Beyerle, G.; Bender, M.; Dick, G.; Ge, M.; Gendt, G.; Heise, S.; Schmidt, T.; Semmling, M.; Zus, F. (2011): GNSS based Earth Observation: Recent activities at GFZ. APSG Workshop on Space Geodesy and Its Applications for Geosciences and Space Exploitation (Melbourne, Australia 2011).
| EDOC: 17374 |

Wickert, J.; Arras, C.; Beyerle, G.; Falck, C.; Flechtner, F.; Förste, C.; Grunwaldt, L.; Faber [Haser], A.; Heise, S.; Jakowski, N.; Köhler, W.; König, R.; Lühr, H.; Massmann, F.-H.; Meehan, T.; Michalak, G.; Reigber, C.; Schmidt, T.; Zus, F. (2011): In Memoriam CHAMP: The pathfinder for operational GPS radio occultation. 5th FORMOSAT-3 / COSMIC Data Users Workshop & ICGPSRO 2011 (Taipei, Taiwan 2011).
| EDOC: 17212 |

Wickert, J.; Arras, C.; Beyerle, G.; Ge, M.; Flechtner, F.; Healy, S. B.; Heise, S.; Huan, C. Y.; Kuo, B.; Marquardt, C.; Michalak, G.; Jakowski, N.; Schmidt, T.; Semmling, M. (2011): Radio occultation with navigation satellites: Recent results and prospects with Galileo. 3rd Galileo Science Colloquium (Copenhagen 2011).
| EDOC: 17381 |

Wickert, J.; Beyerle, G.; Arras, C.; Falck, C.; Faber [Haser], A.; Heise, S.; Grunwaldt, L.; Koehler, W.; König, R.; Massmann, F.-H.; Michalak, G.; Ramatschi, M.; Schmidt, T.; Zus, F. (2011): Global atmosphere sounding with TerraSAR-X GPS radio occultation: Status and recent results, Poster. 4th TerraSAR-X Science Team Meeting (Oberpfaffenhofen 2011).
| EDOC: 16962 |

Zus, F.; Beyerle, G.; Heise, S.; Schmidt, T.; Wickert, J. (2011): Validation of refractivity profiles derived from METOP and TerraSAR-X open-loop data. 5th FORMOSAT-3 / COSMIC Data Users Workshop and International Conference on GPS Radio Occultation (ICGPSRO) (Taipei, Taiwan 2011).
| EDOC: 17351 |

2010

Arras, C.; Beyerle, G.; Faber [Haser], A.; Heise, S.; Michalak, G.; Schmidt, T.; Semmling, M.; Stosius, R.; Wickert, J.; Zus, F. (2010): Radio occultation at GFZ: Recent activities. GRAS-SAG Meeting, EUMETSAT (Darmstadt 2010).
| EDOC: 15032 |

Arras, C.; Wickert, J.; Jacobi, C.; Heise, S.; Schmidt, T. (2010): Detection and analysis of sporadic E layers from GRACE, CHAMP and COSMIC GPS radio occultation measurements. GRACE Science Team Meeting (Potsdam 2010).
| EDOC: 16489 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Hierro, R.; Rolla, A.; Schmidt, T.; Wickert, J. (2010): GW activity and horizontal propagation above Southern Andes, Drake Passage and Antarctic Peninsula UTLS with GPS radio occultations and mesoscale simulations. OPAC 2010 - Joint OPAC-4 & GRAS SAF Climate Workshop (Graz 2010).
| EDOC: 16064 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Hierro, R.; Rolla, A.; Schmidt, T.; Wickert, J. (2010): Recent results on GW activity and propagation in Southern Andes and Antarctic Peninsula UTLS with GPS radio occultations. The AGU Meeting of the Americas (Foz do Iguacu, Brazil 2010).
| EDOC: 16058 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Hierro, R.; Schmidt, T.; Wickert, J. (2010): Possible application of GPS RO refractivity to study wave amplitude enhancements at the tropopause region. 38th COSPAR Scientific Assembly (Bremen 2010).
| EDOC: 16045 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Rolla, A.; Schmidt, T.; Wickert, J. (2010): Mountain Waves above the Southern Andes, Drake Passage and Antarctic Peninsula. 38th COSPAR Scientific Assembly (Bremen 2010).
| EDOC: 16046 |

Faber [Haser], A.; Schmidt, T.; de la Torre, A.; Fischer, J. (2010): Horizontal Wave Analysis using COSMIC/FORMOSAT-3 Radio Occultation Data. AGU 2010 Fall Meeting (San Francisco 2010).
| EDOC: 17340 |

Faber [Haser], A.; Schmidt, T.; de la Torre, A.; Wickert, J.; Fischer, J. (2010): Gravity Wave Analysis with GPS Radio Occultation Data. General Assembly European Geosciences Union (Vienna, Austria 2010).
| EDOC: 15020 |

Faber [Haser], A.; Schmidt, T.; de la Torre, A.; Wickert, J.; Fischer, J. (2010): Gravity Wave Analysis with GPS Radio Occultation Data. 38th COSPAR Scientific Assembly (Bremen 2010).
| EDOC: 16055 |

Faber [Haser], A.; Schmidt, T.; de la Torre, A.; Wickert, J.; Fischer, J. (2010): Gravity Wave Analysis with GPS Radio Occultation Data. The AGU Meeting of the Americas (Foz do Iguacu, Brazil 2010).
| EDOC: 16060 |

Fagiolini, E.; Gruber, T.; Schmidt, T.; Schwarz, G.; Trautmann, Th.; Wickert, J.; Zenner, L. (2010): Quantitative Impact of Surface Pressure Variations on the Earth Gravity Field. General Assembly European Geosciences Union (Vienna, Austria 2010).
| EDOC: 15012 |

Heise, S.; Arras, C.; Beyerle, G.; Falck, C.; Faber [Haser], A.; Köhler, W.; Michalak, G.; Schmidt, T.; Wickert, J.; Zus, F. (2010): GPS radio occultation at GFZ: Status and recent results from GRACE. GRACE Science Team Meeting (Potsdam 2010).
| EDOC: 16420 |

Heise, S.; Beyerle, G.; Schmidt, T.; Wickert, J.; Zus, F. (2010): Operational processing of TerraSAR-X radio occultation at GFZ: Status and initial results. General Assembly European Geosciences Union (Vienna, Austria 2010).
| EDOC: 15015 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Faber [Haser], A.; Michalak, G.; Schmidt, T.; Zus, F. (2010): GPS radio occultation at GFZ: processing and application. BMBF Geotechnologien Statusseminar: 'Erfassung des Systems Erde aus dem Weltraum III' (Bonn 2010).
| EDOC: 16408 |

Heise, S.; Wickert, J.; Arras, C.; Beyerle, G.; Michalak, G.; Schmidt, T.; Zus, F. (2010): GPS Radio Occultation with CHAMP and GRACE: Climatological applications. BMBF Geotechnologien Statusseminar: 'Erfassung des Systems Erde aus dem Weltraum III' (Bonn 2010).
| EDOC: 16410 |

Jakowski, N.; Hoque, M. M.; Koch, C.; Wickert, J.; Grunwaldt, L.; Heise, S.; Köhler, W.; Schmidt, T. (2010): Vertical electron density profiles from GRACE radio occultation measurements. GRACE Science Team Meeting (Potsdam 2010).
| EDOC: 16488 |

Schmidt, T.; Cammas, J.-P.; Heise, S.; Wickert, J.; Faber [Haser], A. (2010): Observational characteristics of the tropopause inversion layer derived from CHAMP/GRACE radio occultations and MOZAIC aircraft data. General Assembly European Geosciences Union (Vienna, Austria 2010).
| EDOC: 15017 |

Schmidt, T.; Cammas, J.-P.; Heise, S.; Wickert, J.; Faber [Haser], A. (2010): Observational characteristics of the tropopause inversion layer derived from CHAMP/GRACE radio occultations and MOZAIC aircraft data. AGU 2010 Fall Meeting (San Francisco, USA 2010).
| EDOC: 16496 |

Schmidt, T.; Cammas, J.-P.; Smit, H.; de la Torre, A.; Heise, S.; Wickert, J.; Faber [Haser], A. (2010): Observational characteristics of the tropopause inversion layer derived from CHAMP/GRACE radio occultations and MOZAIC aircraft data. The AGU Meeting of the Americas (Foz do Iguacu, Brazil 2010).
| EDOC: 16401 |

Schmidt, T.; Heise, S.; Wickert, J.; Faber [Haser], A.; Cammas, J.-P.; Smit, H. (2010): Observational characteristics of the tropopause inversion layer derived from CHAMP/GRACE radio occultations and MOZAIC aircraft data. 38th COSPAR Scientific Assembly (Bremen 2010).
| EDOC: 16392 |

Schmidt, T.; Heise, S.; Zus, F.; Michalak, G.; Beyerle, G.; Wickert, J.; Faber [Haser], A. (2010): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation temperatures. AGU 2010 Fall Meeting (San Francisco 2010).
| EDOC: 16494 |

Schmidt, T.; Heise, S.; Zus, F.; Michalak, G.; Beyerle, G.; Wickert, J.; Faber [Haser], A. (2010): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation temperatures. GRACE Science Team Meeting (Potsdam 2010).
| EDOC: 16423 |

Schmidt, T.; Wickert, J.; Faber [Haser], A.; Heise, S. (2010): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation bending angles and temperatures. General Assembly European Geosciences Union (Vienna, Austria 2010).
| EDOC: 15019 |

Schmidt, T.; Wickert, J.; Faber [Haser], A.; Heise, S.; Lewis, H.; de la Torre, A. (2010): Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation bending angles and temperatures. 38th COSPAR Scientific Assembly (Bremen 2010).
| EDOC: 16052 |

Steiner, A. K.; Ho, S.-P.; Hunt, D.; Kirchengast, G.; Mannucci, A. J.; Scherllin-Pirscher, B.; Gleisner, H.; von Engeln, A.; Schmidt, T.; Ao, C.; Leroy, S. S.; Foelsche, U.; Kuo, Y.-H.; Kursinski, E. R.; Lauritsen, K. B.; Syndergaard, S.; Marquardt, C.; Rocken, C.; Schreiner, W.; Sokolovskiy, S.; Wickert, J. (2010): Structural Uncertainty of the CHAMP Climate Record from Different Data Centers. OPAC 2010 - Joint OPAC-4 & GRAS SAF Climate Workshop (Graz 2010).
| EDOC: 16066 |

Wickert, J.; Arras, C.; Beyerle, G.; Faber [Haser], A.; Heise, S.; Michalak, G.; Schmidt, T.; Semmling, M.; Stosius, R.; Zus, F. (2010): GPS remote sensing: Recent results from GFZ. International Beacon Satellite Symposium (Barcelona 2010).
| EDOC: 15021 |

Wickert, J.; Arras, C.; Beyerle, G.; Grunwaldt, L.; Faber [Haser], A.; Heise, S.; Michalak, G.; Schmidt, T.; Semmling, M.; Stosius, R.; Zus, F. (2010): GNSS radio occultation at GFZ: Recent results and activities. OPAC 2010 - Joint OPAC-4 & GRAS SAF Climate Workshop (Graz 2010).
| EDOC: 16067 |

2009

Arras, C.; Jacobi, C.; Wickert, J.; Heise, S.; Schmidt, T. (2009): Analysis of sporadic E variability derived from GPS radio occultation measurements and possible links to dynamics. General Assembly European Geosciences Union (Vienna, Austria 2009).
| EDOC: 13385 |

Arras, C.; Jacobi, C.; Wickert, J.; Heise, S.; Schmidt, T. (2009): Global sporadic E distribution from Radio Occultation measurements and its connection to Earth’s magnetic field. Kleinheubacher Tagung (Miltenberg 2009).
| EDOC: 13870 |

Beyerle, G.; Grunwaldt, L.; Heise, S.; Köhler, W.; Schmidt, T.; Choi, K.-R.; Michalak, G.; König, R.; Rothacher, M.; Wickert, J. (2009): First results from the GPS atmospheric remote sensing experiment TOR aboard TerraSAR-X. General Assembly European Geosciences Union (Vienna, Austria 2009).
| EDOC: 13381 |

Chen, J.; Bender, M.; Beyerle, G.; Dick, G.; Falck, C.; Ge, M.; Gendt, G.; Heise, S.; Ramatschi, M.; Schmidt, T.; Stosius, R.; Wickert, J. (2009): GNSS Activities for Natural Disaster Monitoring and Climate Change Detection at GFZ. 2nd Conference on Earth Observation for Global Changes (EOGC2009) (Chengdu, China 2009).
| EDOC: 13370 |

Heise, S.; Bender, M.; Beyerle, G.; Dick, G.; Gendt, G.; Schmidt, T.; Wickert, J. (2009): Integrated water vapor from IGS ground-based GPS observations: Initial results from a global 5-minute data set. General Assembly European Geosciences Union (Vienna, Austria 2009).
| EDOC: 13380 |

Heise, S.; Beyerle, G.; Grunwaldt, L.; Köhler, W.; Schmidt, T.; Choi, K.-R.; Michalak, G.; König, R.; Rothacher, M.; Wickert, J. (2009): First results from the GPS atmospheric remote sensing experiment TOR aboard TerraSAR-X. 24th Meeting of the ESA/EUMETSAT GNSS Receiver for Atmospheric Sounding Science Advisory Group (GRAS-SAG) (Darmstadt, Germany 2009).
| EDOC: 14694 |

Khandu, A.; Awange, J. L.; Wickert, J.; Schmidt, T.; Sharifi, M. A.; Heck, B. (2009): GPS remote sensing of the Australian tropopause. IAG 2009 Scientific Assembly 'Geodesy for Planet Earth' (Buenos Aires, Argentina 2009).
| EDOC: 13820 |

Pavelyev, A. G.; Liou, Y. A.; Wickert, J.; Schmidt, T.; Pavelyev, A. A.; Gubenko, V. N. (2009): Phase acceleration: a new important parameter in GPS occultation monitoring of the atmospheric internal waves. General Assembly European Geosciences Union (Vienna, Austria 2009).
| EDOC: 13379 |

Schmidt, T.; de la Torre, A.; Heise, S.; Wickert, J. (2009): A global analysis of gravity wave activity in the upper troposphere and lower stratosphere region derived from GPS radio occultation data. IAMAS/IAPSO/IACS 2009 Joint Assembly (Montreal, Canada 2009).
| EDOC: 14696 |

Schmidt, T.; Faber [Haser], A.; Wickert, J.; Heise, S.; Cammas, J.-P. (2009): Global observations in the UTLS region with GPS radio occultation data and MOZAIC aircraft measurements. UTLS Workshop (Boulder, USA 2009).
| EDOC: 14697 |

Schmidt, T.; Heise, S.; Wickert, J. (2009): Trends in the global tropopause estimated from CHAMP GPS radio occultation data. IAMAS/IAPSO/IACS 2009 Joint Assembly (Montreal, Canada, 2009).
| EDOC: 14695 |

Schmidt, T.; Wickert, J.; Faber [Haser], A.; de la Torre, A.; Alexander, P.; Heise, S.; Beyerle, G. (2009): Observing the upper troposphere and lower stratosphere with GPS radio occultation data: Results from CHAMP, GRACE, TerraSAR-X, and FORMOSAT-3/COSMIC. 4th FORMOSAT-3/COSMIC Data Users Workshop ( Boulder, USA 2009).
| EDOC: 14698 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Chen, J.; Dick, G.; Ge, M.; Heise, S.; Helm, A.; Rothacher, M.; Ramatschi, M.; Schmidt, T.; Stosius, R. (2009): GNSS atmosphere sounding at GFZ : Overview and recent results. International Technical Meeting on GNSS ( (ITM-GNSS) (Beijing 2009).
| EDOC: 13823 |

Wickert, J.; Arras, C.; Beyerle, G.; Heise, S.; Jakowski, N.; Rothacher, M.; Schmidt, T.; Stosius, R. (2009): Scientific use of GNSS signals in space. 7. Berliner Symposium zum Thema 'Kleinsatelliten für Erderkundungsaufgaben' (7th IAA Symposium on Small Satellites for Earth Observation) (Berlin 2009).
| EDOC: 13395 |

Wickert, J.; Arras, C.; Brieß, K.; Beyerle, G.; Falck, C.; Grunwaldt, L.; Helm, A.; Herfort, M.; Heise, S.; Köhler, W.; Massmann, F. H.; Michalak, G.; Schmidt, T.; Stosius, R. (2009): GPS radio occultation at GFZ: Recent activities and plans. International Workshop GPS Radio Occultation, NASA/JPL (Pasadena 2009).
| EDOC: 13386 |

2008

Arras, C.; Lee, W.-K.; Wickert, J.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M.; Jakowski, N. (2008): Electron density profiles obtained with CHAMP/GPS radio occultation measurements: Initial results from GFZ. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13115 |

Arras, C.; Lee, W.-K.; Wickert, J.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M.; Jakowski, N. (2008): Ionospheric electron density profiles obtained with CHAMP/GPS occulation measurements - initial results from GFZ. General Assembly European Geosciences Union (Vienna, Austria 2008).
| EDOC: 11591 |

Arras, C.; Stolle, C.; Jacobi, C.; Wickert, J.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): The global distribution of sporadic E as derived from GPS radio occultation measurements and its variation with the Earth magnetic field. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 11898 |

Arras, C.; Stolle, C.; Wickert, J.; Jacobi, C.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): Magnetic field signatures in global sporadic E distribution detected with GPS radio occultation measurements. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13356 |

Arras, C.; Stolle, C.; Wickert, J.; Jacobi, C.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): The global distribution of sporadic E as derived from GPS radio occultation measurements and its variation with the Earth magnetic field. 4th Asian Space Conference (Taipeh 2008).
| EDOC: 13308 |

Arras, C.; Wickert, J.; Jacobi, C.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): Semidiurnal tidal signature in sporadic E occurrence rates derived from GPS radio occulation measurements at mid-latidutes. 12th International Symposium on Equatorial Aeronomy (ISEA12) (Heraklion, Crete, Greece 2008).
| EDOC: 11586 |

Arras, C.; Wickert, J.; Jacobi, C.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): Sporadic E layer climatology derived from CHAMP, GRACE and COSMIC radio occultations – Initial results from GFZ Potsdam. 4th Asian Space Conference (Taipeh 2008).
| EDOC: 13307 |

Arras, C.; Wickert, J.; Jacobi, C.; Heise, S.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2008): Sporadic E layer climatology derived from CHAMP, GRACE and COSMIC radio occultations – initial results from GFZ Potsdam. 12th International Symposium on Equatorial Aeronomy - ISEA (Heraklion, Crete, Greece 2008).
| EDOC: 13125 |

Beyerle, G.; Arras, C.; Schmidt, T.; Heise, S.; Wickert, J.; Helm, A.; Stosius, R.; Rothacher, M.; Montenbruck, O. (2008): GNSS Remote sensing: An opportunity for ACES. International Workshop 'ACES and Future GNSS-based Earth Observation and Navigation' (Munich 2008).
| EDOC: 11573 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Luna, D.; Schmidt, T.; Wickert, J. (2008): A gravity wave analysis near to the Andes Range as detected from GPS radio occultation data and mesoscale numerical simulations. SPARC 4th General Assembly (Bologna 2008).
| EDOC: 13120 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Luna, D.; Schmidt, T.; Wickert, J. (2008): A gravity wave analysis near to the Andes Range, as detected from GPS radio occultation data and mesoscale numerical simulation. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13119 |

Fagiolini, E.; Flechtner, F.; Gruber, T.; Schmidt, T.; Schwarz, G.; Stammer, D.; Trautmann, T.; Wickert, J.; Zenner, L. (2008): IDEAL-GRACE: Selected Results from the First Phase. 2nd Colloqium DFG Priority Program SPP1257 Mass Transport and Mass Distribution in the Earth System (München 2008).
| EDOC: 12672 |

Fagiolini, E.; Flechtner, F.; Gruber, T.; Schmidt, T.; Schwarz, G.; Trautmann, T.; Wickert, J.; Zenner, L. (2008): Atmospheric Parameters and Geoid Heights: Mathematical Aspects. Geodätische Woche (Bremen 2008).
| EDOC: 13315 |

Fagiolini, E.; Flechtner, F.; Gruber, T.; Schmidt, T.; Schwarz, G.; Trautmann, T.; Wickert, J.; Zenner, L. (2008): Characterization of atmospheric data quality for an improved determination of Earth gravity fields. General Assembly European Geosciences Union (Vienna, Austria 2008).
| EDOC: 11550 |

Flechtner, F.; Wickert, J.; Schmidt, T.; Meyer, U. (2008): Influence of assimilated radio occultation data on ECMWF-forced short-term non-tidal atmospheric mass variations. 4th Asian Space Conference & FORMOSAT-3/COSMIC International Workshop (Taipei, Taiwan 2008).
| EDOC: 12657 |

Flechtner, F.; Wickert, J.; Schmidt, T.; Meyer, U.; Healy, S. B. (2008): Influence of assimilated radio occultation data on ECMWF-forced short-term non-tidal atmospheric mass variations. 4th Asian Space Conference (Taipeh 2008).
| EDOC: 13306 |

Gruber, T.; Fagiolini, E.; Flechtner, F.; Schmidt, T.; Schwarz, G.; Stammer, D.; Trautmann, T.; Wickert, J.; Zenner, L. (2008): IDEAL-GRACE: Goals of the Second Phase. 2nd Colloqium DFG Priority Program SPP1257 Mass Transport and Mass Distribution in the Earth System (München 2008).
| EDOC: 12662 |

Gruber, T.; Fagiolini, E.; Flechtner, F.; Schmidt, T.; Schwarz, G.; Stammer, D.; Trautmann, T.; Wickert, J.; Zenner, L. (2008): IDEAL-GRACE: Goals of the Second Phase. 2. SPP1257-Kolloquium Massentransporte und Massenverteilungen im System Erde (München 2008).
| EDOC: 13316 |

Heise, S.; Gendt, G.; Dick, G.; Schmidt, T.; Wickert, J.; Rothacher, M. (2008): Validation of integrated water vapour from IGS ground-based GPS observations with sun photometer measurements. General Assembly European Geosciences Union (Vienna, Austria 2008).
| EDOC: 11552 |

Luna, D.; Alexander, P.; de la Torre, A.; Llamedo, P.; Schmidt, T.; Wickert, J. (2008): Comparisons of temperature profiles from nearby GPS radio occultations over a high wave activity region. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13118 |

Luna, D.; Alexander, P.; de la Torre, A.; Llamedo, P.; Schmidt, T.; Wickert, J. (2008): Seasonal analysis of gravity waves over the southern Andes and the Antarctic Peninsula by means of GPS radio occultations. SPARC 4th General Assembly (Bologna 2008).
| EDOC: 13121 |

Poli, P.; Beyerle, G.; Schmidt, T.; Wickert, J. (2008): Assimilation of GPS radio occulation measurements at Météo-France. ECMWF/GRAS SAF joint workshop on 'The assimilation of GPS radio-occultation (GPS RO) measurements', ECMWF (Reading, UK 2008).
| EDOC: 11576 |

Schmidt, T.; Arras, C.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2008): Trends in the global tropopause estimated from GPS radio occultation data. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13117 |

Schmidt, T.; Arras, C.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2008): Trends in the global tropopause estimated from GPS radio occultation data. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13298 |

Schmidt, T.; de la Torre, A.; Alexander, P.; Arras, C.; Beyerle, G.; Heise, S.; Llamedo, P.; Wickert, J.; Rothacher, M. (2008): A global analysis of gravity wave activity in the upper troposphere and lower stratosphere region derived from GPS radio occultation data. SPARC 4th General Assembly (Bologna 2008).
| EDOC: 13122 |

Schmidt, T.; de la Torre, A.; Alexander, P.; Arras, C.; Beyerle, G.; Heise, S.; Llamedo, P.; Wickert, J.; Rothacher, M. (2008): Trends in the global tropopause estimated from GPS radio occultation data. SPARC 4th General Assembly (Bologna 2008).
| EDOC: 13123 |

Schmidt, T.; de la Torre, A.; Alexander, P.; Beyerle, G.; Heise, S.; Llamedo, P.; Viehweg, C.; Wickert, J.; Rothacher, M. (2008): A global analysis of gravity wave activity in the upper troposphere and lower stratosphere region derived from GPS radio occultation data. 37th COSPAR Scientific Assembly (Montreal 2008).
| EDOC: 13116 |

Schmidt, T.; Fagiolini, E.; Flechtner, F.; Heise, S.; Wickert, J. (2008): Comparison of ECMWF analyses with GPS radio occultations. General Assembly European Geosciences Union (Vienna, Austria 2008).
| EDOC: 11549 |

Schmidt, T.; Fagiolini, E.; Schwarz, G.; Trautmann, Th.; Wickert, J. (2008): The determination of representative errors for the atmospheric parameters. 2nd Colloqium DFG Priority Program SPP1257 Mass Transport and Mass Distribution in the Earth System (München 2008).
| EDOC: 13348 |

Wickert, J.; Arras, C.; Ao, C. O.; Beyerle, G.; Falck, C.; Grunwaldt, L.; Healy, S. B.; Heise, S.; Helm, A.; Huang, C. Y.; Jakowski, N.; König, R.; Mannucci, T.; Mayer, C.; Michalak, G.; Rothacher, M.; Schmidt, T.; Stosius, R.; Tapley, B. (2008): Tapley CHAMP, GRACE, SAC-C, TerraSAR-X/Tandem-X, Science results, status and future prospects. ECMWF/GRAS SAF joint workshop on 'The assimilation of GPS radio-occultation (GPS RO) measurements', ECMWF (Reading, UK 2008).
| EDOC: 11575 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Schmidt, T.; Stosius, R.; Rothacher, M. (2008): Water vapor measurements using GPS: Recent activities at GFZ Potsdam. International PGGM-IAGOS Workshop (Taipeh 2008).
| EDOC: 11587 |

Wickert, J.; Arras, C.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Ramatschi, M.; Schmidt, T.; Stosius, R.; Rothacher, M. (2008): GPS Atmosphere Sounding at GFZ: Overview and comparison of CHAMP data with MOZAIC. International PGGM-IAGOS Workshop (Taipeh 2008).
| EDOC: 11569 |

Wickert, J.; Arras, C.; Beyerle, G.; Falck, C.; Grunwaldt, L.; Helm, A.; Heise, S.; Köhler, W.; König, R.; Michalak, G.; Ramatschi, M.; Rothacher, M.; Schmidt, T.; Stosius, R. (2008): GPS radio occultation: Recent results from GFZ. 4th Asian Space Conference (Taipeh 2008).
| EDOC: 13296 |

Wickert, J.; Arras, C.; Beyerle, G.; Falck, C.; Grunwaldt, L.; Helm, A.; Heise, S.; Köhler, W.; König, R.; Michalak, G.; Ramatschi, M; Rothacher, M.; Schmidt, T.; Stosius, R. (2008): GPS radio occultation: Recent activities at GFZ. 4th Asian Space Conference & FORMOSAT-3/COSMIC International Workshop (Taipei, Taiwan 2008).
| EDOC: 12173 |

Wickert, J.; Beyerle, G.; Arras, C.; Choi, K. R.; Falck, C.; Heise, S.; Grunwaldt, L.; Köhler, W.; Massmann, F. H.; Michalak, G.; Ramatschi, M.; Rothacher, M.; Schmidt, T.; Tapley, B. (2008): GPS radio occultation with TerraSAR-X: Introduction, status and initial results. 3rd TerraSAR-X Science Team Meeting (München 2008).
| EDOC: 13295 |

2007

Bender, M.; Dick, G.; Schmidt, T.; Wickert, J.; Song, S.; Gendt, G.; Ge, M.; Rothacher, M. (2007): Assimilation von GPS STD Messungen mit dem MM5 4DVAR System. DACH Meteorologentagung (Hamburg 2007).
| EDOC: 10346 |

Bender, M.; Dick, G.; Schmidt, T.; Wickert, J.; Song, S.; Gendt, G.; Rothacher, M. (2007): Validierung von GPS Slant Delays mit Wasserdampf-Radiometern und dem LM. DACH Meteorologentagung (Hamburg 2007).
| EDOC: 10344 |

Beyerle, G.; Michalak, G.; Schmidt, T.; Wickert, J.; Rothacher, M. (2007): Atmospheric remote sensing using spaceborne GNSS radio occultation: the feasibility of on-board data pre-processing. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10200 |

de la Torre, A.; Alexander, P.; Llamedo, P.; Menéndez, C.; Schmidt, T.; Wickert, J. (2007): Gravity wave analysis in Mendoza (Argentina), from GPS radio occultation data and MM5 simulations. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10192 |

de la Torre, A.; Schmidt, T.; Wickert, J. (2007): A long period (2001-2007) wave activity global analysis in the troposphere-stratosphere system, from GPS RO CHAMP temperature data. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10193 |

de la Torre, A.; Schmidt, T.; Wickert, J.; Alexander, P.; Llamedo, P. (2007): Wave activity in the vicinity of the tropopause, calculated from GPS radio occultation a) temperature and b) potential temperature profiles. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10191 |

Ern, M.; Preusse, P.; Krebsbach, M.; Schmidt, T.; Wickert, J.; Picard, R.; Mlynczak, M.; Russell III, J. (2007): QBO and SAO effects in gravity wave activity derived from SABER temperatures. General Assembly European Geoscience Union (EGU) (Vienna, Austria 2007).
| EDOC: 10190 |

Heise, S.; Gendt, G.; Dick, G.; Schmidt, T.; Wickert, J.; Rothacher, M. (2007): Integrated water vapour from IGS ground-based GPS observations: A global dataset. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10184 |

Helm, A.; Wickert, J.; Beyerle, G.; Schmidt, T.; Heise, S.; Stosius, R.; Sobolev, S. V.; Babeyko, A. Y.; Rothacher, M.; Yudanov, S.; Ashjaee, J.; Chen, R.; Rocken, C. (2007): New GNSS Remote Sensing Opportunities with ACES. ACES IWG Meeting (Paris 2007).
| EDOC: 10934 |

Pavelyev, A. A; Gubenko, V.; Wickert, J.; Liou, Y. A.; Pavelyev, A. G.; Schmidt, T. (2007): Atmospheric Internal Waves Characteristics found from CHAMP and FORMOSAT3 Radio Occultation Amplitude and Phase Data. General Assembly European Geoscience Union (EGU) (Vienna, Austria 2007).
| EDOC: 10188 |

Pavelyev, A. G.; Gubenko, V.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T. (2007): Geographical Distribution of Potential and Kinetic Energy of Internal Waves in the Atmosphere found from CHAMP and FORMOSAT3 Radio Occultation Data. General Assembly European Geoscience Union (EGU) (Vienna, Austria 2007).
| EDOC: 10187 |

Schmidt, T.; de la Torre, A.; Beyerle, G.; Heise, S.; Viehweg, C.; Wickert, J.; Rothacher, M. (2007): Global analysis of gravity wave potential energy in the lower stratosphere derived from GPS radio occultation data. General Assembly European Geoscience Union (EGU) (Vienna, Austria 2007).
| EDOC: 10189 |

Viehweg, C.; Wickert, J.; Heise, S.; Jacobi, C.; Beyerle, G.; Schmidt, T.; Rothacher, M. (2007): Global distribution of plasma irregularities in the lower ionosphere derived from GPS radio occultation data. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10195 |

Wickert, J.; Beyerle, G.; Cheng, F. Z.; Healy, S.; Heise, S.; Michalak, G.; Rocken, C.; Rothacher, M.; Schmidt, T.; Viehweg, C.; Tapley, B. (2007): Global atmospheric sounding using GPS radio occultation: Recent results from CHAMP, GRACE and COSMIC/FORMOSAT-3 (solicited). General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10199 |

Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G.; Falck, C.; Galas, R.; Heise, S.; Healy, S.; Viehweg, C.; Flechtner, F.; Grunwaldt, L.; Köhler, W.; König, R.; Massmann, F.-H.; Offiler, D.; Rhodin, A.; Reigber, C.; Rothacher, M.; Tapley, B. (2007): GPS radio occultation: Operational sounding of the atmosphere with GRACE. General Assembly European Geosciences Union (EGU) (Vienna, Austria 2007).
| EDOC: 10197 |

Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G.; Falck, C.; Heise, S.; Viehweg, C.; Flechtner, F.; Grunwaldt, L.; Köhler, W.; König, R.; Massmann, F.-H.; Pingel, D.; Rothacher, M.; Tapley, B. (2007): GPS radio occultation with GRACE: Recent results from GFZ. Joint International GSTM and DFG SPP Symposium (Potsdam 2007).
| EDOC: 10473 |

2006

Borsche, M.; Kirchengast, G.; Foelsche, U.; Gobiet, A.; Steiner, A. K.; Schmidt, T.; Wickert, J. (2006): Tropical tropopause variability from four years of CHAMP radio occultation data. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8923 |

de la Torre, A.; Alexander, P.; Llamedo Soria, P.; Menéndez, C.; Schmidt, T.; Wickert, J. (2006): An Analysis of Gravity Wave Activity near to the Andes Mountains, from GPS Radio Occultation Long Term Data. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8902 |

de la Torre, A.; Schmidt, T.; Wickert, J. (2006): A Global Analysis of Wave Potential Energy in the Lower and Middle Atmosphere, from GPS Radio Occultation Long Term Data. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8901 |

Ern, M.; Krebsbach, M.; Preusse, P.; Fröhlich, K.; Hoffmann, P.; Jacobi, C.; Schmidt, T.; Wickert, J. (2006): GW-CODE: Gravity wave coupling processes and their decadal variation. Abstracts / 4th Workshop on Long-Term Changes and Trends in the Atmosphere, 4th IAGA/ICMA/CAWSES Workshop on Long-Term Changes and Trends in the Atmosphere (Sodankylä, Finland 2006), 32.
| EDOC: 9555 |

Ern, M.; Krebsbach, M.; Preusse, P.; Fröhlich, K.; Stober, G.; Jacobi, C.; Schmidt, T.; Wickert, J. (2006): Gravity wave coupling processes and their decadal variation (GW-CODE): first results. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8910 |

Ern, M.; Krebsbach, M.; Preusse, P.; Fröhlich, K.; Stober, G.; Jacobi, C.; Schmidt, T.; Wickert, J. (2006): Gravity wave coupling processes and their decadal variation (GW-CODE): first results. CAWSES Workshop on Ice Layers (Kühlungsborn 2006).
| EDOC: 8915 |

Foelsche, U.; Borsche, M.; Gobiet, A.; Steiner, A. K.; Lackner, B. C.; Pirscher, B.; Kirchengast, G.; Wickert, J.; Schmidt, T. (2006): Global climatologies based on RO data from CHAMP and FORMOSAT-3/COSMIC. First Formosat-3/COSMIC Data Users Workshop (Boulder, Colorado U.S.A 2006).
| EDOC: 10178 |

Foelsche, U.; Borsche, M.; Gobiet, A.; Steiner, A. K.; Lackner, B.; Pirscher, B.; Wickert, J.; Schmidt, T.; Kirchengast, G. (2006): Climatologies of the global atmosphere based on radio occultation data from CHAMP. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8911 |

Fröhlich, K.; Schmidt, T.; Ern, M.; Preusse, P.; de la Torre, A.; Wickert, J.; Jacolbi, Ch. (2006): The influence of global dependence of gravity wave energy in the troposphere derived from GPS data on a model parameterization. 3rd IAGA/ICMA Workshop - Vertical Coupling in the Atmosphere-Ionosphere System (Varna, Bulgaria 2006).
| EDOC: 9556 |

Heise, S.; Beyerle, G.; Healy, S.; Jakowski, N.; Schmidt, T.; Wickert, J. (2006): Fernerkundung der Erdatmosphäre mit GPS-Radiookkultation. Workshop Neue Erdbeobachtungstechnologien - GITEWS Kick-Off Meeting (Potsdam 2006).
| EDOC: 8935 |

Heise, S.; Wickert, J.; Beyerle, G.; Schmidt, T.; Smit, H.; Cammas, J.-P.; Rothacher, M. (2006): Comparison of water vapour and temperature results from GPS radio occultation aboard CHAMP with MOZAIC aircraft measurements. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8919 |

Pavelyev, A. G.; Liou, Y. A.; Wickert, J.; Pavelyev, A. A.; Schmidt, T.; Gubenko, V. N. (2006): Application of GPS radio occultation method for observation of the internal waves in the atmosphere with global coverage. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8922 |

Pavelyev, A. G.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T.; Igarashi, K. (2006): Radio-Holographic Location of Internal Waves in the Ionosphere and Atmosphere. 36th COSPAR Scientific Assembly (Beijing, China 2006).
| EDOC: 9560 |

Pavelyev, A. G.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T.; Igarashi, K. (2006): Radio-Holographic Location of InternalWaves in the Ionosphere and Atmosphere. First Formosat-3/COSMIC Data Users Workshop (Boulder, Colorado U.S.A 2006).
| EDOC: 10177 |

Schmidt, T.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2006): A climatology of multiple tropopauses from GPS radio occultation data. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8912 |

Schmidt, T.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2006): Global climatologies of multiple tropopauses and gravity wave activity in the lower stratosphere with a five year GPS radio occultation data set from CHAMP. COST 723 Final Workshop (Sofia, Bulgaria 2006).
| EDOC: 8914 |

Schmidt, T.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2006): Multiple Tropopauses in GPS Radio Occultation Data - a 5 year Climatology. 36th COSPAR Scientific Assembly (Beijing, China 2006).
| EDOC: 9532 |

Schmidt, T.; de la Torre, A.; Beyerle, G.; Heise, S.; Wickert, J.; Rothacher, M. (2006): Global Analysis of Gravity Wave Potential Energy in the upper Troposphere and lower Stratosphere derived from 5 years of GPS Radio Occultation Data. 36th COSPAR Scientific Assembly (Beijing, China 2006).
| EDOC: 9531 |

Wickert, J.; Beyerle, G.; Cheng, F.; Healy, S. B.; Heise, S.; Huang, C. Y.; Michalak, G.; Offiler, D.; Rothacher, M.; Schmidt, T.; Viehweg, Ch.; Tapley, B. (2006): GPS radio occultation: News from CHAMP and GRACE, initial results from COSMIC/Formosat-3 data analysis. AGU 2006 Fall Meeting (San Francisco, USA 2006).
| EDOC: 9569 |

Wickert, J.; Beyerle, G.; Falck, C.; Flechtner, F.; Galas, R.; Grunwaldt, L.; Healy, S.; Heise, S.; Köhler, W.; König, R.; Massmann, F.-H.; Michalak, G.; Offiler, D.; Rhodin, A.; Rothacher, M.; Schmidt, T.; Wergen, W. (2006): Global atmospheric data from CHAMP and GRACE in near-real time. GEOTECHNOLOGIEN Statusseminar 'Observation the system Earth from Space' (Bonn 2006).
| EDOC: 9529 |

Wickert, J.; Beyerle, G.; Heise, S.; Schmidt, T.; Michalak, G.; König, R.; Jakowski, N.; Rothacher, M.; Typley, B. (2006): GPS radio occultation with CHAMP and GRACE: Overview, recent results and outlook to Metop. First EPS/MetOp RAO Workshop (Frascati, Italy 2006).
| EDOC: 8899 |

Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G.; Heise, S.; Viehweg, C.; Cheng, C. Z.; Flechtner, F.; Grunwaldt, L.; Healy, S.; König, R.; Massmann, F.-H.; Offiler, D.; Rhodin, A.; Reigber, C.; Rothacher, M.; Tapley, B. (2006): Global atmospheric data from GRACE: First results and status. GRACE Science Team Meeting (San Francisco, USA 2006).
| EDOC: 9568 |

Wickert, J.; Michalak, G.; Schmidt, T.; Beyerle, G.; Heise, S.; Viehweg, Ch.; Aparicio, J.; Cheng, C. Z.; Healy, S. B.; Huang, C. Y.; Ozawa, E.; Offiler, D.; Rothacher, M.; Tapley, B. (2006): GPS radio occultation: Overwiev on CHAMP and GRACE results. FORMASAT-3/COSMIC-Workshop (Taipei, Taiwan 2006).
| EDOC: 9567 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Heise, S.; Tapley, B.; Flechtner, F.; Rothacher, M. (2006): GPS-based atmopsheric sounding with CHAMP and GRACE: Preliminary results of comparative data analysis. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 8916 |

Wickert, J.; Schmidt, T.; Michalak, G.; Healy, S. B.; Beyerle, G.; Falck, C.; Galas, R.; Heise, S.; Köhler, W.; Rothacher, M.; Offiler, D.; Wergen, W. (2006): GPS based atmospheric sounding with CHAMP: near real time provision of occultation data for numerical weather prediction. 3rd General Assembly European Geosciences Union (Vienna, Austria 2006).
| EDOC: 9081 |

2005

Beyerle, G.; Schmidt, T.; Michalak, G.; Wickert, J.; Reigber, C. (2005): GPS radio occultation with GRACE: Atmospheric profiling utilizing the zero difference technique. 2nd General Assembly European Geosciences Union (Vienna, Austria 2005).
| EDOC: 7217 |

Foelsche, U.; Gobiet, A.; Steiner, A. K.; Kirchengast, G.; Borsche, M.; Pirscher, B.; Lackner, B.; Schmidt, T.; Wickert, J. (2005): Towards Benchmark Climatologies of the Global Atmosphere with Radio Occultation Data from CHAMP. AGU 2005 Fall Meeting (San Francisco, USA 2005).
| EDOC: 8323 |

Heise, S.; Beyerle, G.; Schmidt, T.; Wickert, J. (2005): Tropospheric water vapor retrieval with GPS radio occultationaboard CHAMP. 2nd General Assembly European Geosciences Union (Vienna, Austria 2005).
| EDOC: 7218 |

Pavelyev, A. A.; Wickert, J.; Liou, Y. A.; Schmidt, T.; Pvelyev, A. G. (2005): Solar activity influence as seen in the GPS radio occultation data. 2nd General Assembly European Geosciences Union (Vienna, Austria 2005).
| EDOC: 7221 |

Pavelyev, A. G.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T.; Igarashi, K. (2005): GPS Amplitude Radio Holography: Application to Remote Sensing of the Atmospheric and Ionospheric Processes. 26th Asian Conference on Remote Sensing (ACRS) (Hanoi, Vietnam 2005).
| EDOC: 8324 |

Pavelyev, A.; Wickert, J.; Liou, Y. A.; Pavelyev, A. A.; Schmidt, T.; Matyugov, S. S. (2005): Results of radio holografic analysis of GPS occultation signals registered during CHAMP and GPS/MET small satellites missions. 5th IAA Symposium on Small Satellites for Earth Observation (Berlin 2005).
| EDOC: 7209 |

Schmidt, T.; Beyerle, G.; Wickert, J. (2005): Global temperature monitoring of the upper troposphere and lower stratosphere region with GPS radio occultations. IAMAS (Beijing, China 2005).
| EDOC: 7922 |

Schmidt, T.; Wickert, J.; Heise, S.; Beyerle, G.; Rothacher, M. (2005): Global thermal tropopause parameters derived from GPS radio occultations. IAMAS 2005 (Beijing, China, 2005).
| EDOC: 7914 |

Schmidt, T.; Wickert, J.; Heise, S.; Beyerle, G.; Rothacher, M. (2005): Global thermal tropopause parameters derived from GPS radio occultations. IAMAS 2005 (Beijing, China, 2005).
| EDOC: 7916 |

Wickert, J.; Beyerle, G.; Healy, S. B.; Heise, S.; Jakowski, N.; König, R.; Rothacher, M.; Schmidt, T. (2005): GPS based atmospheric sounding with CHAMP: Highlights and recent results of the scientific data analysis. 28th General Assembly of International Union of Radio Science (URSI) (New Dehli, India 2005).
| EDOC: 8321 |

Wickert, J.; Beyerle, G.; Healy, S. B.; Heise, S.; König, R.; Michalak, G.; Rothacher, M.; Schmidt, T. (2005): GPS based atmospheric sounding with CHAMP: Results achieved after four years. EUMETSAT Meteorological Satellite Conference (Dubrovnik, Croatia 2005).
| EDOC: 7923 |

Wickert, J.; Beyerle, G.; Schmidt, T.; Grunwaldt, L.; König, R.; Michalak, G.; Reigber, C. (2005): GPS radio occultation with CHAMP and GRACE: A first look at a new and promising satellite configuration for global atmospheric sounding. 2nd General Assembly European Geosciences Union (Vienna, Austria 2005).
| EDOC: 7216 |

Wickert, J.; Beyerle, G.; Schmidt, T.; Heise, S.; Jakowski, N.; König, R.; Rothacher, M.; Healy, S. B.; Offiler, D.; Wergen, W. (2005): GPS based atmospheric sounding with CHAMP: Recent GFZ activities and results. Second GPS RO Data Users Workshop (Lansdowne, Virginia 2005).
| EDOC: 7925 |

Wickert, J.; Gendt, G.; Jakowski, N.; Beyerle, G.; Heise, S.; Jacobi, C.; Reigber, C.; Schmidt, T. (2005): Ground and space based GPS atmospheric sounding: Introduction and recent results. The International Colloquium on an International Network for Tropical Atmosphere Radar - INTAR (Tirupati, India 2005).
| EDOC: 6239 | Abstract |

Wickert, J.; Schmidt, T.; Beyerle, G.; Heise, S.; Flechtner, F.; Galas, R.; Grunwaldt, L.; König, R.; Massmann, F.-H.; Meehan, T.; Reigber, C.; Rothacher, M.; Tapley, B. (2005): GPS radio occultation with CHAMP and GRACE: Preliminary results. GRACE Science Team Meeting ( Austin, Texas 2005).
| EDOC: 8325 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Heise, S.; Schöllhammer, K.; Reigber, C. (2005): GPS radio occultation with CHAMP: Comparison of vertical refractivity and temperature profiles with radiosonde data. 2nd General Assembly European Geosciences Union (Vienna, Austria 2005).
| EDOC: 7213 |

2004

Beyerle, G.; König-Langlo, G.; Wickert, J.; Schmidt, T.; Heise, S.; Kaschenz, J. (2004): An analysis of the negative refractivity bias detected in GPS radio occultation data: Results from simulation studies, aerological soundings and CHAMP observations. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6278 | Abstract |

Borsche, M.; Gobiet, A.; Steiner, A. K.; Foelsche, U.; Kirchengast, G.; Schmidt, T.; Wickert, J. (2004): Operationally Retrieving Radio Occultation Based Climatologies within the CHAMPCLIM Project. 2nd International Workshop on Occultations for Probing Atmosphere and Climate (OPAC-2) (Graz 2004).
| EDOC: 6351 | Abstract |

Gobiet, A.; Foelsche, U.; Steiner, A. K.; Borsche, M.; Schmidt, T.; Löscher, A.; Kirchengast, G.; Wickert, J. (2004): Radio Occultation Based Climatologies: Status of the CHAMPCLIM Project and First Results from the Summer Season 2003. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6276 |

Heise, S.; Wickert, J.; Beyerle, G.; Schmidt, T.; Kaschenz, J.; Healy, S. B.; Reigber, C. (2004): Derivation of Vertical Water Vapor Profiles from GPS Radio Occultation with CHAMP. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6360 | Abstract |

Heise, S.; Wickert, J.; Beyerle, G.; Schmidt, T.; Kaschenz, J.; Healy, S. B.; v. Engeln, A.; Reigber, C. (2004): GPS radio occultation with CHAMP: Operational derivation of vertical water vapor profiles. 1st General Assembly European Geosciences Union (Nice, France 2004).
| EDOC: 6361 | Abstract |

Heise, S.; Wickert, J.; Schmidt, T.; Beyerle, G.; Reigber, Ch. (2004): Atomospheric sounding by GPS measurements aboard CHAMP. International Beacon Satellite Symposium (Trieste, Italy 2004).
| EDOC: 7181 |

Jacobi, C.; Tetzlaff, G.; Venkat Ratnam, M.; Wickert, J.; Schmidt, T. (2004): Global Features of the Tropopause as seen in CHAMP GPS Radio Occultation Measurements. 35th COSPAR Scientific Assembly (Paris 2004).
| EDOC: 6274 | Abstract |

Pavelyev, A. G.; Wickert, J.; Reigber, C.; Schmidt, T.; Liou, Y. A.; Igarashi, K.; Pavelyev, D. A. (2004): Similarity of the amplitude variations in CHAMP radio occultation signal and Earth-based observations of the radio waves scintillations. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6354 |

Pavelyev, A. G.; Wickert, J.; Reigber, C.; Schmidt, T.; Liou, Y. A.; Matyugov, S. S.; Pavelyev, A. A. (2004): Evidence for connection between the amplitude variations in the CHAMP radio occultation signal and DST index. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6356 |

Schmidt, T.; Wickert, J.; Beyerle, G.; Heise, S.; Kaschenz, J.; Reigber, C. (2004): GPS radio occultation with CHAMP: global monitoring of climate change parameters. 35th COSPAR Scientific Assembly (Paris 2004).
| EDOC: 7176 | Abstract |

Schmidt, T.; Wickert, J.; Beyerle, G.; Reigber, C. (2004): GPS radio occultation with CHAMP: An application for climate research. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6287 | Abstract |

Steiner, A.K.; Foelsche, U.; Kirchengast, G.; Gobiet, A.; Löscher, A.; Wickert, J.; Schmidt, T. (2004): CHAMPCLIM: Climatologies Based on Radio Occultation Observations. CLIVAR 2004 : First International CLIVAR Science Conference (Baltimore, Maryland USA 2004).
| EDOC: 6345 | Abstract |

Venkat Ratnam, M.; Jacobi, C.; Tetzlaff, G.; Wickert, J.; Schmidt, T. (2004): Global Maps of Stratospheric Gravity Wave Activity from CHAMP/GPS Satellite Radio-Occultation Measurements. 35th COSPAR Scientific Assembly (Paris 2004).
| EDOC: 6279 | Abstract |

Wickert, J.; Beyerle, G.; Schmidt, T.; König, R.; Reigber, C.; Marquardt, C. (2004): Highlights of CHAMP atmospheric occultation results. OIST 4 proceedings, 4th Oersted International Science Team Conference (Copenhagen, Denmark 2002), 235-240.
| EDOC: 5394 |

Wickert, J.; Gendt, G.; Reigber, C.; Beyerle, G.; Dick, G.; Heise, S.; Jacobi, C.; Ramatschi, M.; Rhodin, A.; Schmidt, T.; Tomassini, M.; Wergen, W. (2004): Boden- und satellitengestützte GPS-Meteorologie in Deutschland: Ergebnisse und Ausblick. DACH Meteorologentagung (Karlsruhe 2004).
| EDOC: 6241 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Jakowski, N.; Heise, S.; König, R.; Reigber, C. (2004): Atmospheric sounding using GPS measurements aboard CHAMP - Results achieved and future prospects. 3. COSMIC/ROCSAT Science Meeting (Taoyuan/Taiwan 2004).
| EDOC: 6240 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Jakowski, N.; Heise, S.; König, R.; Reigber, Ch. (2004): Atmospheric sounding using GPS measurements aboard CHAMP and GRACE - Results achieved. 2nd International Workshop on Occultations for Probing Atmosphere and Climate (OPAC-2) (Graz 2004).
| EDOC: 7180 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Jakowski, N.; Heise, S.; Reigber, C.; König, R. (2004): GPS based atmosphere sounding with CHAMP: Overview, results and future prospects. 7th Latin-American Conference on Space Geophysics (Atibaia, São Paulo, Brazil).
| EDOC: 6244 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Reigber, C.; Grunwaldt, L.; König, R.; Galas, R.; Heise, S.; Ramatschi, M. (2004): Three years of space based atmosphere sounding with CHAMP: Results, highlights and future prospects. Joint CHAMP/GRACE Science Meeting (Potsdam 2004).
| EDOC: 6243 |

Wickert, J.; Schmidt, T.; Jakowski, N.; de la Torre, A.; Pavelyev, A.; Jacobi, C.; Beyerle, G.; Heise, S.; Reigber, C. (2004): GPS-basierte Fernerkundung der Atmosphäre mit CHAMP: Anwendungen zur Erkundung der mittleren Atmosphäre und Ionosphäre. DACH Meteorologentagung (Karlsruhe 2004).
| EDOC: 7179 |

2003

Beyerle, G.; Gorbunov, M. E.; Ao, C. O.; Wickert, J.; Schmidt, T.; Reigber, C. (2003): Atmospheric sounding by GPS radio occultation: Simulation Studies and comparisons with observations. EGS-AGU-EUG Joint Assembly (Nice, France 2003).
| EDOC: 6366 | Abstract |

König, R.; Reigber, C.; Michalak, G.; Schmidt, T.; Wickert, J. (2003): Ultra-rapid Orbits for CHAMP Atmosphere Profiling. EGS-AGU-EUG Joint Assembly (Nice 2003).
| EDOC: 3936 |

Reigber, C.; Gendt, G.; Wickert, J.; Beyerle, G.; Dick, G.; Galas, R.; König, R.; Ramatschi, M.; Schmidt, T.; Tomassini, M. (2003): Demonstration of GPS atmospheric monitoring from ground and space within the german GASP project. 23rd General Assembly of the International Union of Geodesy and Geophysics (IUGG) (Sapporo, Japan 2003).
| EDOC: 6284 |

Schmidt, T.; Wickert, J.; Beyerle, G.; König, R.; Reigber, C. (2003): GPS Radio Occultation with CHAMP: Applications for Climate Research. EGS-AGU-EUG Joint Assembly (Nice 2003).
| EDOC: 3939 |

Wickert, J.; Ao, C. O.; Schreiner, W. B.; Schmidt, T.; Beyerle, G.; König, R.; Reigber, C.; Hajj, G. A.; Iijima, B. A.; Hunt, D.; Sokolovskiy, S.; Rockern, C. (2003): GPS radio occultation with CHAMP: First comparisons of occultation, Data analysis results from GFZ, JPL and UCAR. EGS-AGU-EUG Joint Assembly (Nice 2003).
| EDOC: 3940 |

Wickert, J.; Beyerle, G.; Schmidt, T.; König, R.; Reigber, C. (2003): GPS Radio occultation with CHAMP: Operational data analysis and validation of vertical atmospheric profiles. Proceedings, SAF Training Workshop (Darmstadt 2003), 116-125.
| EDOC: 5404 |

Wickert, J.; Healy, S. B.; Kaschenz, J.; Beyerle, G.; Schmidt, T.; Reigber, C.; Marquardt, C. (2003): GPS radio occultation with CHAMP: Comparative retrieval and validation of water vapor profiles. EGS-AGU-EUG Joint Assembly (Nice 2003).
| EDOC: 6248 |

Wickert, J.; Schmidt, T.; Beyerle, G.; König, R.; Reigber, C. (2003): GPS radio occultation with CHAMP: Status, results and future prospects of the operational data analysis. URSI F/G Special Symposium on Atmospheric Remote Sensing using Satellite Navigation Systems (Matera, Italy 2003).
| EDOC: 6272 | Abstract |

2002

Beyerle, G.; Gorbunov, M. E.; Marquardt, C.; Reigber, C.; Schmidt, T.; Wickert, J. (2002): Inverting GPS Radio Occultation Data using the Canonical Transform Method: Results from Simulation Studies and CHAMP Observations. 27th General Assembly of the European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6364 | Abstract |

Beyerle, G.; Gorbunov, M. E.; Reigber, C.; Schmidt, T.; Wickert, J. (2002): Detection and analysis of GPS radio occultation signals under multipath conditions: Results from simulation studies. 1st International Workshop on Occultations for Probing Atmosphere and Climate (Graz 2002).
| EDOC: 6365 |

Beyerle, G.; Hocke, K.; Pavelyev, A.G.; Marquardt, C.; Reigber, C.; Schmidt, T.; Wickert, J. (2002): GPS Signal Surface Reflections and Signal Propagation in the Troposphere: First Results from CHAMP Observations. 27th General Assembly of the European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6363 | Abstract |

Marquardt, C.; Beyerle, G.; Healy, S. B.; Schmidt, T.; Wickert, J.; Neumayer, H.; König, R.; Reigber, C. (2002): Variational retrieval of CHAMP radio occultation data. 27th General Assembly European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6336 | Abstract |

Marquardt, C.; Schöllhammer, K.; Schrödter, M.; Tomassini, M.; Beyerle, G.; Schmidt, T.; Wickert, J.; König, R.; Grunwaldt, L.; Reigber, C. (2002): Validation of 1 year of CHAMP radio occultation data. 27th General Assembly European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6335 | Abstract |

Marquardt, C.; Schöllhammer, K.; Wickert, J.; Schmidt, T.; Beyerle, G.; Galas, R.; König, R.; Köhler, W.; Reigber, C. (2002): Tropopause characteristics obtained from CHAMP radio occultation soundings. 27th General Assembly European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6334 |

Reigber, C.; König, R.; Schmidt, T.; Wickert, J. (2002): Ultra rapid orbits for CHAMP atmosphere sounding. 27th General Assembly of the European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6353 | Abstract |

Schmidt, T.; Marquardt, C.; Wickert, J.; Beyerle, G.; Reigber, C.; Galas, R.; König, R. (2002): GPS radio occultation with CHAMP: An innovative remote sensing method of the atmosphere. 34th COSPAR Scientific Assembly (Houston 2002).
| EDOC: 6288 | Abstract |

Schmidt, T.; Wickert, J.; Marquardt, C.; Beyerle, G.; Reigber, C.; Wehrenpfennig, A. (2002): The near real time data processing system for GPS radio occultation data from CHAMP at GFZ Potsdam. 27th General Assembly of the European Geophysical Society (EGS) (Nice 2002).
| EDOC: 6359 | Abstract |

Wickert, J.; Beyerle, G.; Grunwaldt, L.; König, R.; Meehan, T. K.; Reigber, C.; Schmidt, T. (2002): The CHAMP GPS Occultation experiment: Current Status and Future Prospects. 1st International Workshop on Occultations for Probing Atmosphere and Climate (Graz 2002).
| EDOC: 6302 | Abstract |

Wickert, J.; Beyerle, G.; Hajj, G. A.; Kirchengast, G.; König, R.; Schmidt, T.; Marquardt, C.; Reigber, C. (2002): Space-based single differencing: An alternative approach for CHAMP GPS occultation data processing. 27th General Assembly European Geophysical Society (EGS) (Nice France 2002).
| EDOC: 6327 | Abstract |

Wickert, J.; Beyerle, G.; Hajj, G. A.; Kirchengast, G.; Schmidt, T.; Marquardt, C.; König, R. (2002): Space-based single differencing: An alternative approach for CHAMP occultation processing. First Champ Science Meeting (Potsdam 2002).
| EDOC: 6301 | Abstract |

Wickert, J.; Beyerle, G.; Marquardt, C.; Schmidt, T.; Reigber, C.; König, R.; Grunwaldt, L. (2002): GPS Radio occultation with CHAMP: The first year of the experiment. 27th General Assembly European Geophysical Society (EGS) (Nice France 2002).
| EDOC: 6326 | Abstract |

Wickert, J.; Galas, R.; Schmidt, T.; Reigber, C.; Förste, C.; Ramatschi, M. (2002): GPS Ground station data for the CHAMP occultation experiment. 27th General Assembly European Geophysical Society (EGS) (Nice France 2002).
| EDOC: 6325 | Abstract |

Wickert, J.; Reigber, C.; Beyerle, G.; Schmidt, T.; Jakowski, N.; Marquardt, C. (2002): GPS Radiookkultationen mit CHAMP - Innovative Fernerkundung der Erdatmosphäre. Geodätische Woche 2002 (Frankfurt/Main 2002).
| EDOC: 6270 | Abstract |

Wickert, J.; Schmidt, T.; Förste, C. (2002): GPS Ground station data for CHAMP occultations. First Champ Science Meeting (Potsdam 2002).
| EDOC: 6300 | Abstract |

2001

Beyerle, G.; Wickert, J.; Schmidt, T.; Marquardt, C.; Reigber, C. (2001): Observations of temperature and water vapour profiles by GPS radio occultation: activities at GeoForschungsZentrum Potsdam. International Workshop on Wind and Temperature Measurement by Radio and Optical Remote Sensing & The 3rd US/Japan Meeting on Mesopause Gravity Waves and Sprite Studies (Kyoto, Japan 2001).
| EDOC: 6362 |

Marquardt, C.; Beyerle, G.; Wickert, J.; Schmidt, T.; Reigber, C. (2001): Water vapour measurements with GPS radio occultation: First Results from CHAMP. DACH-Meteorologen-Tagung (Vienna, Austria 2001).
| EDOC: 6340 |

Marquardt, C.; Schmidt, T.; Wickert, J.; Reigber, C. (2001): Remote sensing of tropospheric water vapour with GPS radio occultation limb sounding. 26th General Assembly of the European Geophysical Society (EGS) ( Nice 2001).
| EDOC: 6339 |

Marquardt, C.; Wickert, J.; Beyerle, G.; Schmidt, T.; Reigber, C. (2001): GPS based limb sounding in the stratosphere: First results from CHAMP (germ). DACH-Meteorologen-Tagung (Vienna, Austria 2001).
| EDOC: 6337 |

Marquardt, C.; Wickert, J.; Schmidt, T.; König, R.; Reigber, C. (2001): Gravity Wave Parameters from CHAMP radio occultation measurements. IAMAS Scientific Assembly (Innsbruck, Austria 2001).
| EDOC: 6338 |

Schmidt, T.; Wickert, J.; Marquardt, C.; Beyerle, G.; Reigber, C. (2001): Remote Sounding of the atmosphere by using GPS occultation technique with CHAMP. IAMAS Scientific Assembly (Innsbruck, Austria 2001).
| EDOC: 6358 |

Wickert, J.; Beyerle, G.; Galas, R.; Grunwaldt, L.; König, R.; Marquardt, C.; Schmidt, T.; Reigber, C. (2001): GPS Radio Occultation with CHAMP. IGS LEO Pilot Project Meeting (Potsdam 2001).
| EDOC: 6330 |

Wickert, J.; Reigber, C.; Beyerle, G.; König, R.; Marquardt, C.; Schmidt, T.; Meehan, T.; Grunwaldt, L.; Galas, R. (2001): Initial Results of CHAMP Radio Occultation Experiment. AGU Spring Meeting, A31C-08.
| EDOC: 2344 | Abstract |

2000

Marquardt, C.; Labitzke, K.; Reigber, C.; Schmidt, T.; Wickert, J. (2000): Stratospheric temperatures by GPS radio limb sounding. 25th General Assembly of the European Geophysical Society (EGS) (Nice, France 2000).
| EDOC: 6341 |

Marquardt, C.; Wickert, J.; Beyerle, G.; Reigber, C.; Schmidt, T. (2000): GPS based Atmospheric Sounding with Low Earth Orbiters. 2nd SPARC General Assembly, Stratospheric Processes and their Role in Climate.
| EDOC: 2346 |

Reigber, C.; Wickert, J.; Beyerle, G.; Hocke, K.; Marquardt, C.; König, R.; Neumayer, K.-H.; Schmidt, T. (2000): GPS Radio Occultation with CHAMP - Algorithms and Data Processing. 2nd SPARC General Assembly, Stratospheric Processes and their Role in Climate.
| EDOC: 2347 |

Schmidt, T.; Wehrenpfennig, A.; Wickert, J.; Reigber, C. (2000): Das operationelle Prozessierungssystem für die Atmosphärensondierung mit CHAMP. Geodätische Woche 2000 (Potsdam 2000).
| EDOC: 6346 |

Wickert, J.; Galas, R.; Beyerle, G.; Schmidt, T. (2000): Aspekte der Nutzung von GPS Bodenmessungen für das CHAMP Okkultationsexperiment. Geodätische Woche 2000 (Potsdam 2000).
| EDOC: 6269 |

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Report

2008

Pavelyev, A. G.; Wickert, J.; Schmidt, T.; Gubenko, V. N.; Matyugov, S. S.; Pavelyev, A. A. (2008): Innovative technique for global control of layered and wave structures in the atmosphere and ionosphere bye use of the CHAMP and FORMOSAT-3/COSMIC GPS radio occultation data base. Scientific Technical Report ; 08/04, GeoForschungsZentrum Potsdam, 97.
| EDOC: 11767 | 10.2312/GFZ.b103-08040 | ebooks.gfz-potsdam.de/pub... |

2004

Pavelyev, A. G.; Wickert, J.; Schmidt, T.; Gubenko, V. N.; Matyugov, S. S.; Pavelyev, A. A. (2004): Radio holographic methods for atmospheric, ionospheric and stratospheric waves. Scientific Technical Report ; STR 04/18, GeoForschungsZentrum Potsdam, 94.
| EDOC: 6258 | urn:nbn:de:kobv:b103-04188 | ebooks.gfz-potsdam.de/pub... |

2003

Reigber, C.; Beyerle, G.; Grunwaldt, L.; König, R.; Schmidt, T.; Wickert, J. (2003): The Radio Occultation Experiment Aboard the German Satellite CHAMP. CGMS-Report, World Meteorological Organization.
| EDOC: 3994 |

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Miscellaneous

2010

Heise, S.; Wickert, J.; Schmidt, T.; Beyerle, G.; Arras, C.; Bender, M.; Gendt, G.; Dick, G. (2010): GPS-based atmospheric sounding.
| EDOC: 16407 |

2009

de la Torre, A.; Alexander, P.; Llamedo, P.; Luna, D.; Fernandez, G.; Schmidt, T.; Wickert, J. (2009): Recent developments in atmospheric wave analyses from GPS radio occultation data: Global and regional features.
| EDOC: 13391 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Chen, J.; Dick, G.; Ge, M.; Heise, S.; Helm, A.; Rothacher, M.; Ramatschi, M.; Schmidt, T.; Stosius, R. (2009): GNSS atmosphere sounding at GFZ: Overview and recent results.
| EDOC: 13825 |

2008

Bender, M.; Wickert, J.; Heise, S.; Schmidt, T.; Gendt, G.; Dick, G.; Stosius, R. (2008): GPS Atmosphärensondierung.
| EDOC: 13127 |

Heise, S.; Wickert, J.; Schmidt, T.; Beyerle, G.; Arras, C.; Bender, M.; Gendt, G.; Dick, G.; Rothacher, M. (2008): GPS-basierte Atmosphärenfernerkundung.
| EDOC: 11589 |

Heise, S.; Wickert, J.; Schmidt, T.; Beyerle, G.; Arras, C.; Rothacher, M. (2008): Space-based GPS atmospheric sounding.
| EDOC: 11590 |

Schmidt, T. (2008): Das Prozessierungssystem für GPS-Radiookkultationen am GFZ und Anwendungen für Wettervorhersage und Klima.
| EDOC: 13332 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Ramatschi, M.; Rothacher, M.; Schmidt, T.; Stosius, R. (2008): GNSS Atmosphere Sounding: Recent activities at GFZ Potsdam.
| EDOC: 11565 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Ramatschi, M.; Schmidt, T.; Stosius, R.; Rothacher, M. (2008): GNSS Atmosphere Sounding: Recent activities at GFZ Potsdam.
| EDOC: 11567 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Ramatschi, M.; Schmidt, T.; Stosius, R.; Rothacher, M. (2008): GPS Atmosphere Sounding at GFZ: Overview and recent activities.
| EDOC: 11566 |

Wickert, J.; Arras, C.; Bender, M.; Beyerle, G.; Dick, G.; Heise, S.; Helm, A.; Schmidt, T.; Stosius, R.; Rothacher, M. (2008): GNSS Atmosphere Sounding: Recent activities at GFZ Potsdam.
| EDOC: 11588 |

2007

Wickert, J.; Bender, M.; Beyerle, G.; Dick, G.; Gendt, G.; Grunwaldt, L.; Heise, S.; Helm, A.; Michalak, G.; Rothacher, M.; Schmidt, T.; Stosius, R.; Viehweg, Ch. (2007): GNSS atmospheric sounding and reflectometry.
| EDOC: 10202 |

2006

Wickert, J.; Beyerle, G.; Dick, G.; Gendt, G.; Heise, S.; Helm, A.; Michalak, G.; Rothacher, M.; Schmidt, T.; Stosius, R.; Viehweg, Ch. (2006): Atmospheric sounding and reflectometry with GNSS.
| EDOC: 10175 |

Wickert, J.; Beyerle, G.; Dick, G.; Gendt, G.; Heise, S.; Helm, A.; Michalak, G.; Schmidt, T.; Viehweg, C. (2006): GNSS basierte Fernerkundung: Visionen, Ideen und Fragen.
| EDOC: 9564 |

2005

Helm, A.; Barthelmes, F.; Beyerle, G.; Bohm, M.; Kaban, M. K.; Magnussen, S.; Reigber, C.; Schwintzer, P.; Schmidt, R.; Schmidt, T.; Schöne, T.; Wickert, J. (2005): Wie hoch sind die Wellen? - Meeres- und Wellenhöhen aus reflektierten GPS-Signalen bestimmen. Kopernikus-Gymnasium.
| EDOC: 10941 |

Helm, A.; Barthelmes, F.; Beyerle, G.; Bohm, M.; Kaban, M. K.; Magnussen, S.; Reigber, C.; Schwintzer, P.; Schmidt, R.; Schmidt, T.; Schöne, T.; Wickert, J. (2005): Wie hoch sind die Wellen? Meer rausholen aus GPS.
| EDOC: 10940 | Abstract |

Helm, A.; Beyerle, G.; Bohm, M.; Michajljow, W.; Reigber, C.; Schwintzer, P.; Schmidt, R.; Schmidt, T.; Schöne, T.; Wetzel, H.-U.; Wickert, J. (2005): Meer rausholen aus GPS. Deutsche Meteorologische Gesellschaft (DMG) ; Geoforschungszentrum Potsdam.
| EDOC: 10938 | Abstract | www.gfz-potsdam.de/new... |

Schmidt, T. (2005): Fernerkundung der Atmosphäre mit GPS-Radiookkultationen.
| EDOC: 7232 |

Schmidt, T. (2005): Fernerkundung der Atmosphäre mit GPS-Radiookkultationen.
| EDOC: 7912 |

Schmidt, T. (2005): Tropopausenklimatologien und Schwerewellen.
| EDOC: 7231 |

Schmidt, T. (2005): Tropopausenklimatologien und Schwerewellen.
| EDOC: 7233 |

Schmidt, T.; Galas, R. (2005): Fernerkundung der Atmosphäre mit GPS-Radiookkultationen.
| EDOC: 7911 |

2004

Wickert, J.; Gendt, G.; Schmidt, T.; Beyerle, G.; Heise, S.; Reigber, C.; König, R. (2004): Space and ground based GPS atmosphere sounding.
| EDOC: 6246 |

Wickert, J.; Heise, S.; Gendt, G.; Dick, G.; Beyerle, G.; Schmidt, T. (2004): GPS occultation measurements for LAUTLOS: Validation using CHAMP data.
| EDOC: 6294 |

Wickert, J.; Schmidt, T.; Beyerle, G.; Jakowski, N.; Heise, S.; Reigber, C.; König, R. (2004): GPS based techniques for remote sensing of the Earth's atmosphere.
| EDOC: 7168 |

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