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(Co) Author: Schmidt, T.

| Paper (ISI journals) [56] |  Paper (further journals) [3] |  Chapter in Book [38] |  Conference Paper [222] |  Report [3] |  Miscellaneous [25] |  All [347] |

  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 | 

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