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Titel |
Retrieval of three-dimensional small-scale structures in upper-tropospheric/lower-stratospheric composition as measured by GLORIA |
VerfasserIn |
M. Kaufmann, J. Blank, T. Guggenmoser, J. Ungermann, A. Engel, M. Ern, F. Friedl-Vallon, D. Gerber, J. U. Grooss, G. Guenther, M. Höpfner, A. Kleinert, E. Kretschmer, Th. Latzko, G. Maucher, T. Neubert, H. Nordmeyer, H. Oelhaf, F. Olschewski, J. Orphal, P. Preusse, H. Schlager, H. Schneider, D. Schuettemeyer, F. Stroh, O. Sumińska-Ebersoldt, B. Vogel, C. M. Volk, W. Woiwode, M. Riese |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1867-1381
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Digitales Dokument |
URL |
Erschienen |
In: Atmospheric Measurement Techniques ; 8, no. 1 ; Nr. 8, no. 1 (2015-01-09), S.81-95 |
Datensatznummer |
250116040
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Publikation (Nr.) |
copernicus.org/amt-8-81-2015.pdf |
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Zusammenfassung |
The three-dimensional quantification of small-scale processes in the upper
troposphere and lower stratosphere is one of the challenges of current
atmospheric research and requires the development of new measurement
strategies. This work presents the first results from the newly developed
Gimballed Limb Observer for Radiance Imaging of the Atmosphere (GLORIA)
obtained during the ESSenCe (ESa Sounder
Campaign) and TACTS/ESMVal (TACTS: Transport
and composition in the upper troposphere/lowermost stratosphere, ESMVal:
Earth System Model Validation) aircraft campaigns. The focus of
this work is on the so-called dynamics-mode data characterized by a medium-spectral
and a very-high-spatial resolution. The retrieval strategy for the
derivation of two- and three-dimensional constituent fields in the upper
troposphere and lower stratosphere is presented. Uncertainties of the main
retrieval targets (temperature, O3, HNO3, and CFC-12) and their spatial
resolution are discussed. During ESSenCe, high-resolution two-dimensional
cross-sections have been obtained. Comparisons to collocated remote-sensing
and in situ data indicate a good agreement between the data sets. During
TACTS/ESMVal, a tomographic flight pattern to sense an intrusion of
stratospheric air deep into the troposphere was performed. It was possible to reconstruct this filament at an unprecedented spatial resolution of better
than 500 m vertically and 20 × 20 km horizontally. |
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