Home Page Emissivity Calculation The Angular and Spectral Variations Emissivity Modelling Download Atlases and Models Land Emissivity For Data Assimilation GMAP Home Page Personal web page Mail To: Last updated 30/06/2007		Welcome to F. Karbou web page Research Interests Land surface emissivity from satellite microwave observations Assimilation of microwave observations over land within variational analysis systems Assimilation of cloudy and/or rainy observations within variational analysis systems Microwave sensor radiance information content analyses: Potential to estimate surface and atmospheric variables Publications 2007 Karbou, F., N. Bormann, and J-N. Thépaut, 2007, Towards the assimilation of satellite microwave observations over land: feasability studies using SSMI/S, AMSU-A and AMSU-B, NWP SAF Programme Research Report.Get PDF 2006 Karbou, F., E. Gérard, and F. Rabier, 2006, Microwave Land Emissivity and Skin Temperature for AMSU-A & -B Assimilation Over Land, Q. J. R. Meteorol. Soc., vol. 132, No. 620, Part A, pp. 2333-2355(23). Get PDF 2005 Karbou, F., and C. Prigent, 2005, Calculation of microwave land surface emissivity from satellite observations: validity of the specular approximation over snow-free surfaces, IEEE Geoscience and Remote Sensing Letters, vol. 2, no. 3, pp. 311-314. Get PDF Karbou, F., 2005, Two microwave land emissivity parameterizations suitable for AMSU observations, IEEE Trans on Geoscience and Remote sensing, vol. 43, no 8, pp. 1788-1795.Get PDF Prigent, C., F. Chevallier, F. Karbou, P. Bauer, and G. Kelly, 2005, AMSU-A surface emissivities for numerical weather prediction assimilation schemes, Journal of Applied Meteorology, 44, 416-426.Get PDF Karbou, F., F. Aires, C. Prigent, and L. Eymard, 2005, Potential of Advanced Microwave Sounding U nit-A (AMSU-A) and AMSU-B measurements for temperature and humidity sounding over land, J. Geophys. Res, 110, D07109, doi:10.1029/2004JD005318.Get PDF Eymard, L., E. Obligis, N. Tran, F. Karbou, A. Pilon, and M. Dedieu, 2005, Long term stability of ERS2 and TOPEX microwave radiometer in-flight calibration, IEEE Trans on Geoscience and Remote sensing, vol. 43, no. 5, pp. 1144- 1158.Get PDF Karbou, F., C. Prigent, L. Eymard, and J. Pardo, 2005, Microwave land emissivity calculations using AMSU-A and AMSU-B measurements, IEEE Trans on Geoscience and Remote sensing, vol. 43, no. 5, pp. 948-959.Get PDF 2002 Eymard L., M. Gheudin, P. Laborie, F. Sirou, C. Le Gac, J.P. Vinson, S. Franquet, M. Desbois, F. Karbou, R. Roca, N. Scott, P. Waldteufel, 2002, The SAPHIR humidity sounder, Instrumental Notes of IPSL, no24, August 2002, ISSN 1626-8334.Get PDF Conferences Eymard, L., E. Obligis, and F. Karbou, Long term Stability and Absolute Calibration of ERS2 and TOPEX Microwave Radiometers, IGARSS05, July, 2005, Seoul, Korea. Eymard L., F. Karbou, S. Janicot and P. Terray, Potential of AMSU-A and -B brightness temperatures for monitoring the monsoon variability, 28 February - 03 March. 2006, San Juan, Porto-Rico. Eymard L., and F. Karbou, On the use of Microwave Radiometry in Non precipitating Atmosphere: Recent Results and Open Issues, 28 February - 03 March. 2006, San Juan, Porto-Rico. Karbou, F., L. Eymard, C. Prigent, and J. Pardo, Microwave land emissivity assessment using AMSU-A and AMSU-B measurements, IGARSS03, July 2003, Toulouse, France. Karbou, F., F. Aires, C. Prigent, L. Eymard, and J. Pardo, Atmospheric temperature and humidity profiles over land from AMSU-A and AMSU-B data, MICRORAD04, february 2004, Roma, Italy. Karbou, F., L. Eymard, C. Prigent, and J. Pardo, Retrieval of AMSU surface emissivities, MICRORAD04, february 2004, Roma, Italy.Karbou, F., E. Gérard, and F. Rabier, On the assimilation of AMSU raw radiances over land at Météo-France, International TOVS Study Conferences (ITSC-14), 23-31 Mai 2005, Beijing, China. Karbou, F., C. Prigent and co-authors, On the estimation and use of microwave land emissivities, International TOVS Study Conferences (ITSC-14), 23-31 May 2005, Beijing, China. Karbou, F., E. Grard, and F. Rabier, Microwave Land Emissivity and Skin Temperature for AMSU-A & AMSU-B Assimilation Over Land, 1st Workshop on Remote Sensing and Modelling of Surface Properties, 20-22 June 2006, Paris Karbou, F., E. Grard, and F. Rabier, Impact of Improved Microwave Land Surface Emissivities in the 4D-Var system at Mto-France, 1st Workshop on Remote Sensing and Modelling of Surface Properties, 20-22 June 2006, Paris Gérard, E., F. Karbou, F. Rabier and Z. Sahlaoui, Status of ATOVS and SSM/I data in the operational assimilation system at Mto-France and perspectives towards the use of microwave surface sensitive channels from ATOVS and SSM/I instruments over land, ITSC-XV: Maratea, Italy, 4-10 October 2006. Karbou, F., E. Gerard, and F. Rabier, Impact of estimated land emissivities from satellite microwave observations in the 4D-Var system at Meteo-France, Second THORPEX International Science Symposium (STISS). 4-8 December 2006, Landshut, Bavaria, Germany Seminars 2007 03/05: CNRM/GAME, Toulouse, Emissivité et/ou température de surface pour une meilleure assimilation des observations satellites micro-ondes au-dessus des surfaces continentales 12/01: ECMWF, Reading, UK, Towards the assimilation of surface sensitive microwave observations over land 09/01: Uk-Metoffice, Exeter, UK: On the use of microwave surface sensitive observations over land 2006 09/01: CETP, Vélizy: Emissivité de surface pour l'assimilation des radiances AMSU-A & AMSU-B au-dessus des terres dans ARPEGE. 2005 12/12: CNRM, Toulouse: Trois configations de surface pour l'assimilation des radiances AMSU-A & AMSU-B au-dessus des terres. 13/11: Laboratoire d'Aérologie, Toulouse: Inversion des mesures radiométriques haute-fréquence au-dessus des continents. 27/01, CNRM, Toulouse, Emissivité de surface à partir des observations AMSU-A & AMSU-B. 2004 11/03, CNRM, Toulouse: Inversion des profils atmosphériques d'humidité et de température au dessus des surface continentales à partir des données AMSU-A et AMSU-B. 2003 24/11, CETP, Vélizy : Profils d'humidité et de température au-dessus des régions tropicales à partir des données AMSU. 09/07, CETP, Vélizy : Estimation de l'émissivité de surface à partir des données AMSU-A et AMSU-B. CV Since January 2007: Chargée de Recherche, CNRM/GAME December 2004- November 2006: CNES Fellow at CNRM/GAME October 2001-November 2004: Phd thesis in physics of remote sensing, Versailles Saint Quentin en Yevlines University. Laboratory: CETP (Centre d'Etude des Environnements Terrestre et Planétaires) Title: Inversion des mesures radiomètriques haute-fréquence au-dessus des surfaces continentales. Research advisors: Laurence Eymard & Catherine Prigent. September 2000-September 2001: Research Ingineer : ACRI-SA, R&D. 1999: Topography ingineer, Departement of topography, Institut Agronomique et Vétérinaire Hassan II, Rabat, Maroc. 1993-1994: Classes préparatoires aux grandes écoles d'ingénieurs.