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First 1238 results for ” F Sigmundsson”

1. Assimilation of GNSS reflectometry delay-Doppler maps with a two-dimensional variational analysis of global ocean surface winds

   Direct remote-sensing observations (e.g., radar backscatter, radiometer brightness temperature, o...

   Feixiong Huang, James L Garrison, S Mark Leidner, Giuseppe Grieco, Ad Stoffelen, Bachir Annane, Ross N Hoffman | Journal: Quarterly Journal of the Royal Meteorological Society | Volume: 147 | Year: 2021 | doi: https://doi.org/10.1002/qj.4034

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2. A Forward Model for Data Assimilation of GNSS Ocean Reflectometry Delay-Doppler Maps

   Delay-Doppler maps (DDMs) are generally the lowest level of calibrated observables produced from ...

   Feixiong Huang, James L Garrison, S Mark Leidner, Bachir Annane, Ross N Hoffman, Giuseppe Grieco, Ad Stoffelen | Journal: IEEE Transactions on Geoscience and Remote Sensing | Volume: 59 | Year: 2020 | doi: https://doi.org/10.1109/TGRS.2020.3002801

   Publication

3. Ozone profile retrieval from nadir TROPOMI measurements in the UV range

   The TOPAS (Tikhonov regularised Ozone Profile retrievAl with SCIATRAN) algorithm to retrieve vert...

   Mettig, N.; Weber, M.; Rozanov, A.; Arosio, C.; Burrows, J. P.; Veefkind, P.; Thompson, A. M.; Querel, R.; Leblanc, T.; Godin-Beekmann, S.; Kivi, R.; Tully, M. B. | Journal: Atmospheric Measurement Techniques | Year: 2021 | doi: https://doi.org/10.5194/amt-14-6057-2021

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4. Assimilation of GNSS-R Delay-Doppler Maps into Weather Models

   Global Navigation Satellite System Reflectometry (GNSS-R) observations from the Cyclone Global Na...

   Feixiong Huang, James L Garrison, S Mark Leidner, Bachir Annane, Giuseppe Grieco, Ad Stoffelen, Ross N Hoffman | Journal: IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium | Year: 2020 | doi: https://doi.org/10.1109/IGARSS39084.2020.9324128

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5. REanalysis of the TROpospheric chemical composition over the past 40 years (RETRO) — A long-term global modeling study of tropospheric chemistry
   MG Schultz, L Backman, Y Balkanski, S Bjoerndalsaeter, R Brand, JP Burrows, S Dalsoeren, M de Vasconcelos, B Grodtmann, DA Hauglustaine, A Heil, JJ Hoelzemann, ISA Isaksen, J Kaurola, W Knorr, A Ladstaetter-Weißenmayer, B Mota, D Oom, J Pacyna, D Panasiuk, JMC Pereira, T Pulles, J Pyle, S Rast, A Richter, N Savage, C Schnadt, M Schulz, A Spessa, J Staehelin, JK Sundet, S Szopa, K Thonicke, M van het Bolscher, T van Noije, P van Velthoven, AF Vik, F Wittrock | Year: 2007

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