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Brian Kahn's Picture
Address:
Jet Propulsion Laboratory
M/S 169-237
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.393.0676
Fax:
818.393.4619
Email:
Curriculum Vitae:

Brian Kahn

Dr. Brian Kahn is a Research Scientist working closely with the Atmospheric Infrared Sounder (AIRS) group. His research interests include active and passive remote sensing of clouds, temperature, and water vapor, with a specific focus on observing cloud and climate related atmospheric processes leveraging the natural synergy of satellite sensor constellations.


Education
  • Ph.D, Atmospheric Sciences, University of California at Los Angeles (UCLA) Department of Atmospheric and Oceanic Sciences (DAOS) (2004)
  • M.S., Atmospheric Sciences, UCLA DAOS (2001)
  • B.S. (with honors), Meteorology, San Jose State University (SJSU) (1995)

Projects

AIRS Icon AIRS
The Atmospheric Infrared Sounder, AIRS, is an instrument whose goal is to support climate research and improved weather forecasting.

JIFRESSE Icon JIFRESSE
JIFRESSE is a scientific collaboration between UCLA and JPL to improve understanding and to develop future projections about global climate change.

CloudSat Icon CloudSat
CloudSat is an experimental satellite that uses radar to study clouds and precipitation from space. CloudSat flys in orbital formation as part of the A-Train constellation of satellites (Aqua, CloudSat, CALIPSO, PARASOL, and Aura).


Professional Experience
  • Research Scientist, JPL (2011-Present)
  • Scientist, JPL (2009-2011)
  • Visiting Researcher, UCLA, Joint Institute for Regional Earth System Science and Engineering (JIFRESSE) (2009-Present)
  • Assistant Researcher IV, UCLA/JIFRESSE (2008)
  • NASA Postdoctoral Program (NPP) Fellow (2005-2008)
  • Academic Part-Time Researcher, JPL (2003-2005)
  • Graduate Research Assistant, UCLA (2000-2004)
  • Teaching Fellow, UCLA (1999-2002)
  • On-Air Personality for Pulse of This Planet, KKUP, 91.5 FM, Cupertino, CA (1998-2004)
  • Physics Lab Instructor, SJSU (1997-1999)
  • Lecturer on Weather and Climate, SJSU (1997-1999)
  • Exchange Student, Urals State University, Ekaterinburg, Russia (1996-1997)
  • Summer Intern, National Weather Service Forecast Office, Anchorage, AK (1994-1995)

Selected Awards
  • NPP Fellowship Award (2005-2008)
  • NASA Earth Systems Science (ESS) Fellowship (2001-2004)
  • Neiburger Teaching Award (2000) and Brian Bosart Award, UCLA DAOS (2001)
  • Scholarship to attend Urals State University, Ekaterinburg, Russia (1996-1997)

Selected Publications
  1. Schreier, M. M., B. H. Kahn, K. Sušelj, J. Karlsson, S. C. Ou, Q. Yue, K.-F. Li, and S. L. Nasiri (2014), Atmospheric parameters in a subtropical cloud regime transition derived by AIRS and MODIS: Observed statistical variability compared to ERA-Interim, Atmos. Chem. Phys. (in press).
  2. Kahn, B. H., Kahn, B. H., F. W. Irion, V. T. Dang, E. M. Manning, S. L. Nasiri, C. M. Naud, J. Blaisdell, M. M. Schreier, Q. Yue, K. W. Bowman, E. J. Fetzer, G. C. Hulley, K. N. Liou, D. Lubin, S. C. Ou, J. Susskind, Y. Takano, B. Tian, and J. Worden (2014), The Atmospheric Infrared Sounder Version 6 cloud products, Atmos. Chem. Phys., 14, 399-426.
  3. Yue, Q., B. H. Kahn, H. Xiao, M. M. Schreier, E. J. Fetzer, J. Teixeira, and K. Suselj (2013), Transitions of cloud topped marine boundary layers characterized by AIRS, MODIS, and a large eddy simulation model, J. Geophys. Res. Atmos., 118, 8598-8611, doi:10.1002/jgrd.50676.
  4. Yue, Q., E. J. Fetzer, B. H. Kahn, S. Wong, G. Manipon, A. Guillaume, and B. Wilson (2013), Cloud-state dependent sampling in AIRS observations based on CloudSat cloud classification, J. Climate, 26, 8357-8377.
  5. Ou, S.-C., B. H. Kahn, K. N. Liou, Y. Takano, M. M. Schreier, and Q. Yue (2013), Retrieval of cirrus cloud properties from the Atmospheric Infrared Sounder: The k-coefficient approach combined with SARTA plus delta-four stream approximation, IEEE Trans. Geosci. Remote Sens., 51, 1010-1024.
  6. Tian, B., E. J. Fetzer, B. H. Kahn, J. Teixeira, E. Manning, and T. Hearty (2013), Evaluating CMIP5 Models using AIRS Tropospheric Air Temperature and Specific Humidity Climatology, J. Geophys. Res. Atmos., 118, 114-134, doi:10.1029/2012JD018607.
  7. Devasthale, A., M. Tjenström, M. Caian, M. A. Thomas, B. H. Kahn, and E. J. Fetzer (2012), Influence of the Arctic Oscillation on the vertical distribution of clouds as observed by the A-train constellation of satellites, Atmos. Chem. Phys., 12, 10535-10544, doi:10.5194/acp-12-10535-2012.
  8. Wu, L., H. Su, R. G. Fovell, B. Wang, J. T. Shen, B. H. Kahn, S. M. Hristova-Veleva, B. H. Lambrigtsen, E. J. Fetzer, and J. H. Jiang (2012), Relationship of environmental relative humidity with North Atlantic tropical cyclone intensity and intensification rate, Geophys. Res. Lett., 39, L20809, doi:10.1029/2012GL053546.
  9. Braverman, A. J., E. J. Fetzer, B. H. Kahn, E. M. Manning, R. B. Oliphant, and J. P. Teixeira (2012), Massive data set analysis for NASA's Atmospheric Infrared Sounder, Technometrics, 54, 1- 15, doi:10.1080.00401706.2012.650504.
  10. Casey, S. P., E. J. Fetzer, and B. H. Kahn (2012), Revised identification of tropical oceanic cumulus congestus as viewed by CloudSat, Atmos. Chem. Phys., 12, 1587-1595.
  11. Wong, S., E. J. Fetzer, B. H. Kahn, B. Tian, B. Lambrigtsen, and H. Ye (2011), Closing the global water vapor budget with AIRS water vapor, MERRA reanalysis, TRMM and GPCP precipitation, and GSSTF surface evaporation, J. Climate, 24, 6307-6321.
  12. Kahn, B. H., S. L. Nasiri, M. M. Schreier, and B. A. Baum (2011), Impacts of sub-pixel cloud heterogeneity on infrared thermodynamic phase assessment, J. Geophys. Res., 116, D20201, doi:10.1029/2011JD015774.
  13. Yue, Q., B. H. Kahn, E. J. Fetzer, and J. Teixeira (2011), Relationship between oceanic boundary layer clouds and lower tropospheric stability observed by AIRS, CloudSat, and CALIOP, J. Geophys. Res., 116, D18212, doi:10.1029/2011JD016136.
  14. Kahn, B. H., J. Teixeira, E. J. Fetzer, A. Gettelman, S. M. Hristova-Veleva, X. Huang, A. K. Kochanski, M. Köhler, S. K. Krueger, R. Wood, and M. Zhao (2011), Temperature and water vapor variance scaling in global models: Comparisons to satellite and aircraft data, J. Atmos. Sci., 68, 2156-2168, doi:10.1175/2011JAS3737.1.
  15. Nasiri, S. L., V. T. Dang, B. H. Kahn, E. J. Fetzer, E. M. Manning, M. M. Schreier, and R. A. Frey (2011), Comparing MODIS and AIRS infrared-based cloud retrievals, J. Appl. Meteor. Clim., 50, 1057-1072, doi:10.1175/2010JAMC2603.1.
  16. Lee, S., B. H. Kahn, and J. Teixeira (2010), Characterization of liquid water content distributions from CloudSat, J. Geophys. Res., 115, D20203, doi:10.1029/2009JD013272.
  17. Schreier, M. M., B. H. Kahn, A. Eldering, D. A. Elliott, E. Fishbein, F. W. Irion, and T. S. Pagano (2010), Radiance comparisons of MODIS and AIRS using spatial response information, J. Atmos. Ocean. Tech., 27, 1331-1342, doi: 10.1175/2010JTECHA1424.1.
  18. Kahn, B. H., and J. Teixeira (2009), A global climatology of temperature and water vapor variance scaling from the Atmospheric Infrared Sounder, J. Climate, 22, 5558-5576, doi: 10.1175/2009JCLI2934.1.
  19. Kahn, B. H., A. Gettelman, A. Eldering, E. J. Fetzer, and C. K. Liang (2009), Cloudy and clear sky relative humidity distributions in the upper troposphere observed by the A-train, doi:10.1029/2009JD011738, J. Geophys. Res., 114, D00H02, doi:10.1029/2009JD011738.
  20. Fetzer, E. J., W. G. Read, D. Waliser,B. H. Kahn, B. Tian, H. Vömel, F. W. Irion, H. Su, A. Eldering, M. de la Torre-Juarez, J. Jiang, and V. Dang (2008), Comparison of upper tropospheric water vapor observations from the Microwave Limb Sounder and Atmospheric Infrared Sounder, J. Geophys. Res., 113, D22110, doi:10.1029/2008JD010000.
  21. Nasiri, S. L., and B. H. Kahn (2008), Limitations of bispectral infrared cloud phase determination and potential for improvement, J. Appl. Meteor. Climatol., 47, 2895-2910.
  22. Kahn, B. H., and D. M. Sinton (2008), A preferred scale for warm core instability in a non-convective moist basic state, J. Atmos. Sci., 65, 2907-2921.
  23. Kahn, B. H., C. K. Liang, A. Eldering, A. Gettelman, Q. Yue, and K. N. Liou (2008), Tropical thin cirrus and relative humidity observed by the Atmospheric Infrared Sounder, Atmos. Chem. Phys., 8, 1501-1518.
  24. Kahn, B. H., M. T. Chahine, G. L. Stephens, G. G. Mace, R. Marchand, Z. Wang, C. D. Barnet, A. Eldering, R. E. Holz, R. E. Kuehn, and D. G. Vane (2008), Cloud-type comparisons of AIRS, CloudSat, and CALIPSO cloud height and amount, Atmos. Chem. Phys., 8, 1231-1248.
  25. Kahn, B. H., E. Fishbein, S. L. Nasiri, A. Eldering, E. J. Fetzer, M. J. Garay, and S.-Y. Lee (2007), The radiative consistency of Atmospheric Infrared Sounder and Moderate Resolution Imaging Spectroradiometer cloud retrievals, J. Geophys. Res., 112, D09201, doi:10.1029/2006JD007486.
  26. Kahn, B. H., A. Eldering, A. J. Braverman, E. J. Fetzer, J. H. Jiang, E. Fishbein, and D. L. Wu (2007), Toward the characterization of upper tropospheric clouds using Atmospheric Infrared Sounder and Microwave Limb Sounder observations, J. Geophys. Res., 112, D05202, doi:10.1029/2006JD007336.
  27. Tinetti, G., V. S. Meadows, D. Crisp, N. Kiang, B. H. Kahn, E. Bosc, E. Fishbein, T. Velusamy, and M. Turnbull (2006), Detectability of planetary characteristics in disk-averaged spectra II: Synthetic spectra and light-curves of Earth, Astrobiology, 6, 881-900.
  28. Kahn, B. H., K. N. Liou, S. -Y. Lee, E. F. Fishbein, S. DeSouza-Machado, A. Eldering, E. J. Fetzer, S. E. Hannon, and L. L. Strow (2005), Nighttime cirrus detection using Atmospheric Infrared Sounder channels and total column water vapor, J. Geophys. Res., 110, doi:10.1029/2004JD005430.
  29. Kahn, B. H., A. Eldering, M. Ghil, S. Bordoni, and S. A. Clough (2004), Sensitivity analysis of cirrus cloud properties from high-resolution infrared spectra. Part I: Methodology and synthetic cirrus, J. Climate, 17, 4856-4870.
  30. Kahn, B. H., A. Eldering, S. A. Clough, E. J. Fetzer, E. F. Fishbein, M. R. Gunson, S. -Y. Lee, P. F. Lester, and V. J. Realmuto (2003), Near micron-sized cirrus cloud particles in high-resolution infrared spectra: An orographic case study, Geophys. Res. Lett., 30(8), 1441, doi:10.1029/2003GL016909.
  31. Kahn, B. H., A. Eldering, F. W. Irion, F. P. Mills, B. Sen, and M. R. Gunson (2002), Cloud identification in Atmospheric Trace Molecule Spectroscopy infrared occultation measurements, Appl. Opt., 41, 2368-2380.

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