Search Results - "Ungermann, J"

A potential vorticity-based determination of the transport barrier in the Asian summer monsoon anticyclone by Ploeger, F, Gottschling, C, Griessbach, S, Grooß, J.-U, Guenther, G, Konopka, P, Müller, R, Riese, M, Stroh, F, Tao, M, Ungermann, J, Vogel, B, von Hobe, M

“…The Asian summer monsoon provides an important pathway of tropospheric source gases and pollution into the lower stratosphere. This transport is characterized…”
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Improving retrieval quality for airborne limb sounders by horizontal regularisation by Ungermann, J

“…Modern airborne infrared limb sounders are capable of measuring profiles so fast that neighbouring profiles are very similar to one another. This can be…”
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Gimballed Limb Observer for Radiance Imaging of the Atmosphere (GLORIA) scientific objectives by Riese, M, Oelhaf, H, Preusse, P, Blank, J, Ern, M, Friedl-Vallon, F, Fischer, H, Guggenmoser, T, Höpfner, M, Hoor, P, Kaufmann, M, Orphal, J, Plöger, F, Spang, R, Suminska-Ebersoldt, O, Ungermann, J, Vogel, B, Woiwode, W

“…The upper troposphere/lower stratosphere (UTLS) represents an important part of the climate system. Even small changes in the composition and dynamic structure…”
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Oblique Propagation and Refraction of Gravity Waves Over the Andes Observed by GLORIA and ALIMA During the SouthTRAC Campaign by Krasauskas, L., Kaifler, B., Rhode, S., Ungermann, J., Woiwode, W., Preusse, P.

“…Gravity waves (GW) carry energy and momentum from the troposphere to the middle atmosphere and have a strong influence on the circulation there. Global…”
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Instrument concept of the imaging Fourier transform spectrometer GLORIA by Friedl-Vallon, F, Gulde, T, Hase, F, Kleinert, A, Kulessa, T, Maucher, G, Neubert, T, Olschewski, F, Piesch, C, Preusse, P, Rongen, H, Sartorius, C, Schneider, H, Schönfeld, A, Tan, V, Bayer, N, Blank, J, Dapp, R, Ebersoldt, A, Fischer, H, Graf, F, Guggenmoser, T, Höpfner, M, Kaufmann, M, Kretschmer, E, Latzko, T, Nordmeyer, H, Oelhaf, H, Orphal, J, Riese, M, Schardt, G, Schillings, J, Sha, M. K, Suminska-Ebersoldt, O, Ungermann, J

“…The Gimballed Limb Observer for Radiance Imaging of the Atmosphere (GLORIA) is an imaging limb emission sounder operating in the thermal infrared region. It is…”
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Transport of Antarctic stratospheric strongly dehydrated air into the troposphere observed during the HALO-ESMVal campaign 2012 by Rolf, C, Afchine, A, Bozem, H, Buchholz, B, Ebert, V, Guggenmoser, T, Hoor, P, Konopka, P, Kretschmer, E, Müller, S, Schlager, H, Spelten, N, Sumińska-Ebersoldt, O, Ungermann, J, Zahn, A, Krämer, M

“…Dehydration in the Antarctic winter stratosphere is a well-known phenomenon that is annually observed by satellites and occasionally observed by balloon-borne…”
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Filamentary structure in chemical tracer distributions near the subtropical jet following a wave breaking event by Ungermann, J, Pan, L. L, Kalicinsky, C, Olschewski, F, Knieling, P, Blank, J, Weigel, K, Guggenmoser, T, Stroh, F, Hoffmann, L, Riese, M

“…This paper presents a set of observations and analyses of trace gas cross sections in the extratropical upper troposphere/lower stratosphere (UTLS). The…”
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Level 0 to 1 processing of the imaging Fourier transform spectrometer GLORIA: generation of radiometrically and spectrally calibrated spectra by Kleinert, A, Friedl-Vallon, F, Guggenmoser, T, Höpfner, M, Neubert, T, Ribalda, R, Sha, M. K, Ungermann, J, Blank, J, Ebersoldt, A, Kretschmer, E, Latzko, T, Oelhaf, H, Olschewski, F, Preusse, P

“…The Gimballed Limb Observer for Radiance Imaging of the Atmosphere (GLORIA) is an imaging Fourier transform spectrometer that is capable of operating on…”
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Observations of Gravity Wave Refraction and Its Causes and Consequences by Geldenhuys, M., Kaifler, B., Preusse, P., Ungermann, J., Alexander, P., Krasauskas, L., Rhode, S., Woiwode, W., Ern, M., Rapp, M., Riese, M.

“…Horizontal gravity wave (GW) refraction was observed around the Andes and Drake Passage during the SouthTRAC campaign. GWs interact with the background wind…”
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A 3-D tomographic retrieval approach with advection compensation for the air-borne limb-imager GLORIA by Ungermann, J., Blank, J., Lotz, J., Leppkes, K., Hoffmann, L., Guggenmoser, T., Kaufmann, M., Preusse, P., Naumann, U., Riese, M.

“…Infrared limb sounding from aircraft can provide 2-D curtains of multiple trace gas species. However, conventional limb sounders view perpendicular to the…”
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Level 2 processing for the imaging Fourier transform spectrometer GLORIA: derivation and validation of temperature and trace gas volume mixing ratios from calibrated dynamics mode spectra by Ungermann, J, Blank, J, Dick, M, Ebersoldt, A, Friedl-Vallon, F, Giez, A, Guggenmoser, T, Höpfner, M, Jurkat, T, Kaufmann, M, Kaufmann, S, Kleinert, A, Krämer, M, Latzko, T, Oelhaf, H, Olchewski, F, Preusse, P, Rolf, C, Schillings, J, Suminska-Ebersoldt, O, Tan, V, Thomas, N, Voigt, C, Zahn, A, Zöger, M, Riese, M

“…The Gimballed Limb Observer for Radiance Imaging of the Atmosphere (GLORIA) is an airborne infrared limb imager combining a two-dimensional infrared detector…”
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Retrieval of three-dimensional small-scale structures in upper-tropospheric/lower-stratospheric composition as measured by GLORIA by Kaufmann, M, Blank, J, Guggenmoser, T, Ungermann, J, Engel, A, Ern, M, Friedl-Vallon, F, Gerber, D, Grooß, J. U, Guenther, G, Höpfner, M, Kleinert, A, Kretschmer, E, Latzko, Th, Maucher, G, Neubert, T, Nordmeyer, H, Oelhaf, H, Olschewski, F, Orphal, J, Preusse, P, Schlager, H, Schneider, H, Schuettemeyer, D, Stroh, F, Suminska-Ebersoldt, O, Vogel, B, M. Volk, C, Woiwode, W, Riese, M

“…The three-dimensional quantification of small-scale processes in the upper troposphere and lower stratosphere is one of the challenges of current atmospheric…”
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Non‐Orographic Gravity Waves and Turbulence Caused by Merging Jet Streams by Woiwode, W., Dörnbrack, A., Geldenhuys, M., Friedl‐Vallon, F., Giez, A., Gulde, T., Höpfner, M., Johansson, S., Kaifler, B., Kleinert, A., Krasauskas, L., Kretschmer, E., Maucher, G., Neubert, T., Nordmeyer, H., Piesch, C., Preusse, P., Rapp, M., Riese, M., Schumann, U., Ungermann, J.

“…Jet streams are important sources of non‐orographic internal gravity waves and clear air turbulence (CAT). We analyze non‐orographic gravity waves and CAT…”
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Observations of filamentary structures near the vortex edge in the Arctic winter lower stratosphere by Kalicinsky, C, Grooß, J.-U, Günther, G, Ungermann, J, Blank, J, Höfer, S, Hoffmann, L, Knieling, P, Olschewski, F, Spang, R, Stroh, F, Riese, M

“…The CRISTA-NF (Cryogenic Infrared Spectrometers and Telescope for the Atmosphere – New Frontiers) instrument is an airborne infrared limb sounder operated…”
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Towards a 3-D tomographic retrieval for the air-borne limb-imager GLORIA by Ungermann, J., Kaufmann, M., Hoffmann, L., Preusse, P., Oelhaf, H., Friedl-Vallon, F., Riese, M.

“…GLORIA (Gimballed Limb Observer for Radiance Imaging of the Atmosphere) is a new remote sensing instrument essentially combining a Fourier transform infrared…”
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CRISTA-NF measurements with unprecedented vertical resolution during the RECONCILE aircraft campaign by Ungermann, J, Kalicinsky, C, Olschewski, F, Knieling, P, Hoffmann, L, Blank, J, Woiwode, W, Oelhaf, H, Hösen, E, Volk, C. M, Ulanovsky, A, Ravegnani, F, Weigel, K, Stroh, F, Riese, M

“…The Cryogenic Infrared Spectrometers and Telescope for the Atmosphere – New Frontiers (CRISTA-NF), an airborne infrared limb-sounder, was operated aboard the…”
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New perspectives on gravity wave remote sensing by spaceborne infrared limb imaging by Preusse, P., Schroeder, S., Hoffmann, L., Ern, M., Friedl-Vallon, F., Ungermann, J., Oelhaf, H., Fischer, H., Riese, M.

“…Gravity wave (GW) remote sensing from space now has reached a stage of maturity that some first confinements for GW modeling can be deduced. This is in…”
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Validation of first chemistry mode retrieval results from the new limb-imaging FTS GLORIA with correlative MIPAS-STR observations by Woiwode, W, Sumińska-Ebersoldt, O, Oelhaf, H, Höpfner, M, Belyaev, G. V, Ebersoldt, A, Friedl-Vallon, F, Grooß, J.-U, Gulde, T, Kaufmann, M, Kleinert, A, Krämer, M, Kretschmer, E, Kulessa, T, Maucher, G, Neubert, T, Piesch, C, Preusse, P, Riese, M, Rongen, H, Sartorius, C, Schardt, G, Schönfeld, A, Schuettemeyer, D, Sha, M. K, Stroh, F, Ungermann, J, Volk, C. M, Orphal, J

“…We report first chemistry mode retrieval results from the new airborne limb-imaging infrared FTS (Fourier transform spectrometer) GLORIA (Gimballed Limb…”
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Tomographic retrieval approach for mesoscale gravity wave observations by the PREMIER Infrared Limb-Sounder by Ungermann, J., Hoffmann, L., Preusse, P., Kaufmann, M., Riese, M.

“…PREMIER is one of three candidates for ESA's 7th Earth Explorer mission that are currently undergoing feasibility studies. The main mission objective of…”
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MIPAS-STR measurements in the Arctic UTLS in winter/spring 2010: instrument characterization, retrieval and validation by Woiwode, W, Oelhaf, H, Gulde, T, Piesch, C, Maucher, G, Ebersoldt, A, Keim, C, Höpfner, M, Khaykin, S, Ravegnani, F, Ulanovsky, A. E, Volk, C. M, Hösen, E, Dörnbrack, A, Ungermann, J, Kalicinsky, C, Orphal, J

“…The mid-infrared FTIR-limb-sounder Michelson Interferometer for Passive Atmospheric Sounding–STRatospheric aircraft (MIPAS-STR) was deployed onboard the…”
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