A. Laeng
Karlsruhe Institute of Technology
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Featured researches published by A. Laeng.
Atmospheric Measurement Techniques | 2015
Nabiz Rahpoe; M. Weber; A. Rozanov; K. Weigel; Heinrich Bovensmann; J. P. Burrows; A. Laeng; G. P. Stiller; T. von Clarmann; E. Kyrölä; V. F. Sofieva; J. Tamminen; Kaley A. Walker; D. A. Degenstein; Robert J. Hargreaves; Peter F. Bernath; Joachim Urban; Donal P. Murtagh
Abstract. As part of European Space Agencys (ESA) climate change initiative, high vertical resolution ozone profiles from three instruments all aboard ESAs Envisat (GOMOS, MIPAS, SCIAMACHY) and ESAs third party missions (OSIRIS, SMR, ACE-FTS) are to be combined in order to create an essential climate variable data record for the last decade. A prerequisite before combining data is the examination of differences and drifts between the data sets. In this paper, we present a detailed analysis of ozone profile differences based on pairwise collocated measurements, including the evolution of the differences with time. Such a diagnosis is helpful to identify strengths and weaknesses of each data set that may vary in time and introduce uncertainties in long-term trend estimates. The analysis reveals that the relative drift between the sensors is not statistically significant for most pairs of instruments. The relative drift values can be used to estimate the added uncertainty in physical trends. The added drift uncertainty is estimated at about 3 % decade−1 (1σ). Larger differences and variability in the differences are found in the lowermost stratosphere (below 20 km) and in the mesosphere.
Remote Sensing of Environment | 2015
Michael Buchwitz; Markus Reuter; O. Schneising; Hartmut Boesch; Sandrine Guerlet; Bart Dils; I. Aben; R. Armante; P. Bergamaschi; Thomas Blumenstock; Heinrich Bovensmann; D. Brunner; Brigitte Buchmann; J. P. Burrows; A. Butz; Alain Chédin; F. Chevallier; Cyril Crevoisier; Nicholas M Deutscher; Christian Frankenberg; Frank Hase; Otto P. Hasekamp; J. Heymann; Thomas Kaminski; A. Laeng; Günter Lichtenberg; M. De Mazière; Stefan Noel; Justus Notholt; J. Orphal
Earth System Science Data | 2013
V. F. Sofieva; Nabiz Rahpoe; J. Tamminen; E. Kyrölä; N. Kalakoski; M. Weber; A. Rozanov; C. von Savigny; A. Laeng; T. von Clarmann; G. P. Stiller; Stefan Lossow; D. A. Degenstein; C. Adams; Chris Roth; N. D. Lloyd; Peter F. Bernath; Robert J. Hargreaves; Jakub Urban; Donal P. Murtagh; Alain Hauchecorne; Francis Dalaudier; M. Van Roozendael; N. Kalb; Claus Zehner
Atmospheric Measurement Techniques | 2015
A. Laeng; Johannes Plieninger; T. von Clarmann; U. Grabowski; G. P. Stiller; E. Eckert; N. Glatthor; F. Haenel; S. Kellmann; M. Kiefer; A. Linden; Stefan Lossow; L. Deaver; Andreas Engel; Mark E. Hervig; Ingeborg Levin; Martin J. McHugh; Stefan Noel; G. C. Toon; Kaley A. Walker
Atmospheric Chemistry and Physics | 2017
Wolfgang Steinbrecht; L. Froidevaux; R. Fuller; Ray Wang; J. Anderson; Chris Roth; Doug A. Degenstein; Robert Damadeo; Joe Zawodny; S. M. Frith; Richard D. McPeters; Pawan K. Bhartia; Jeannette D. Wild; Craig S. Long; Sean M. Davis; Karen H. Rosenlof; V. F. Sofieva; Kaley A. Walker; Nabiz Rahpoe; A. Rozanov; M. Weber; A. Laeng; Thomas von Clarmann; Gabriele P. Stiller; Natalya Kramarova; Sophie Godin-Beekmann; Thierry Leblanc; Richard Querel; D. P. J. Swart; Ian Boyd
Atmospheric Measurement Techniques | 2014
A. Laeng; U. Grabowski; T. von Clarmann; G. P. Stiller; N. Glatthor; M. Höpfner; S. Kellmann; M. Kiefer; A. Linden; Stefan Lossow; V. F. Sofieva; Irina Petropavlovskikh; Daan Hubert; T. Bathgate; Peter F. Bernath; C. D. Boone; Cathy Clerbaux; P.-F. Coheur; Robert Damadeo; D. A. Degenstein; S. M. Frith; L. Froidevaux; John C. Gille; K. W. Hoppel; Martin J. McHugh; Yasuko Kasai; Jerry Lumpe; Nabiz Rahpoe; G. C. Toon; Takuki Sano
Atmospheric Chemistry and Physics | 2016
M. Chirkov; G. P. Stiller; A. Laeng; S. Kellmann; T. von Clarmann; C. D. Boone; J. W. Elkins; Andreas Engel; N. Glatthor; U. Grabowski; Christina M. Harth; M. Kiefer; Felicia Kolonjari; P. B. Krummel; A. Linden; C. Lunder; Benjamin R. Miller; Stephen A. Montzka; Jens Mühle; Simon O'Doherty; J. Orphal; Ronald G. Prinn; G. C. Toon; Martin K. Vollmer; Kaley A. Walker; Ray F. Weiss; Andreas Wiegele; Dickon Young
Remote Sensing of Environment | 2015
A. Laeng; Daan Hubert; T. Verhoelst; T. von Clarmann; B. M. Dinelli; A. Dudhia; Piera Raspollini; G. P. Stiller; U. Grabowski; Arno Keppens; M. Kiefer; V. F. Sofieva; L. Froidevaux; Kaley A. Walker; J.-C. Lambert; Claus Zehner
Atmospheric Measurement Techniques | 2015
Johannes Plieninger; T. von Clarmann; G. P. Stiller; U. Grabowski; N. Glatthor; S. Kellmann; A. Linden; F. Haenel; M. Kiefer; M. Höpfner; A. Laeng; Stefan Lossow
Atmospheric Chemistry and Physics | 2017
V. F. Sofieva; E. Kyrölä; Marko Laine; J. Tamminen; Doug A. Degenstein; Chris Roth; Daniel Zawada; M. Weber; A. Rozanov; Nabiz Rahpoe; Gabriele P. Stiller; A. Laeng; Thomas von Clarmann; Kaley A. Walker; Patrick E. Sheese; Daan Hubert; Michel Van Roozendael; Claus Zehner; Robert Damadeo; Joseph M. Zawodny; Natalya Kramarova; Pawan K. Bhartia