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Publications

Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences

(Co) Author: Hajj, G. A.

| Paper (ISI journals) [4] | Chapter in Book [1] | Conference Paper [4] | All [9] |

Paper (ISI journals)

Torre de la, A.; Tsuda, T.; Hajj, G. A.; Wickert, J. (2004): A global distribution of the stratospheric gravity wave activity from GPS occultation profiles with SAC-C and CHAMP. Journal of the Meteorological Society of Japan, 82, 1B, 407-417.
| EDOC: 6190 |

Tsai, H.-F.; Hajj, G. A.; Wickert, J.; Aoyama, Y. (2004): Equatorial Kelvin Waves Observed with GPS Occultation Measurements (CHAMP and SAC-C). Journal of the Meteorological Society of Japan, 82, No. 1B, 397-406.
| EDOC: 5413 |

Ao, C. O.; Meehan, T .K.; Hajj, G. A.; Mannucci, A . J.; Beyerle, G. (2003): Lower troposphere refractivity bias in GPS occultation retrievals. Journal of Geophysical Research, 108, D18, 4577.
| EDOC: 4279 | Abstract | 10.29/2002JD003216 |

Wickert, J.; Beyerle, G.; Hajj, G. A.; Schwieger, V.; Reigber, C. (2002): GPS radio occultation with CHAMP: Atmospheric profiling utilizing the space-based single difference technique.. Geophysical Research Letters, 29, 8, 10.1029.
| EDOC: 3319 | 10.1029/2001GL013982, |

Chapter in Book

Torre de la, A.; Tsuda, T.; Tsai, H. F.; Hajj, G. A.; Wickert, J. (2005): Aanalysis of gravity wave variablity from SAC-C and CHAMP occultation profiles between June 2001 and March 2003. - In: Reigber, C.; Lühr, H.; Schwintzer, P.; Wickert, J. (Eds.), Earth Observation with CHAMP : Results from Three Years in Orbit, Springer, 609-614.
| EDOC: 6212 |

Conference Paper

Peng, G.; Hecht, J. H.; Walterscheid, R. L.; Hajj, G. A.; Wickert, J. (2003): Observation of the Antarctic Sudden Stratospheric Warming Of September 2002 Using GPS Radio Occultation Technique. AGU 2003 Fall Meeting (San Francisco 2003).
| EDOC: 6282 |

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.; 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 |

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