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 Atmospheric Physics And Weather (329E): People
Brian  Kahn's Picture
Address:
Jet Propulsion Laboratory
M/S 233-304
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.393.0676
Fax:
818.393.4619
Email Contact:
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. Staten, P. W., B. H. Kahn, M. M. Schreier, and A. K. Heidinger (2016), Sub-pixel characterization of HIRS spectral radiances using cloud properties from AVHRR, J. Atmos. Ocean Tech. (in press)
  2. Stephens, G. L., B. H. Kahn, and M. Richardson (2016), The super greenhouse effect in a changing climate, J. Climate, doi:10.1175/JCLI-D-15-0234.1 (in press)
  3. Devasthale, A., J. Sedlar, B. H. Kahn, M. Tjernström, E. J. Fetzer, B. Tian, J. Teixeira, and T. S. Pagano (2016), A decade-long mapping of the Arctic atmosphere: novel insights from NASA’s Atmospheric Infrared Sounder (AIRS) instrument, Bull. Amer. Met. Soc., doi:10.1175/BAMS-D-14-00202.1 (in press)
  4. Sengupta, A., N. Cressie, B. H. Kahn, and R. Frey (2016), Predictive inference for big, spatial, non-Gaussian data: MODIS cloud data and its change-of-support, Aust. N. Z. J. Stat., 58(1), 15–45, doi:10.1111/anzs.12148.
  5. Yue, Q., B. H. Kahn, E. J. Fetzer, M. Schreier, S. Wong, X. Chen, and X. Huang (2016), Observation-based longwave cloud radiative kernels derived from the A-train, J. Climate, 29, 2023–2040, doi:10.1175/JCLI-D-15-0257.1
  6. Anderson, D. C., J. M. Nicely, R. J. Salawitch, and Coauthors (2016), A pervasive role for biomass burning in tropical high ozone/low water structures, Nat. Comm.,7, doi:10.1038/ncomms10267.
  7. Wu, L., H. Su, R. G. Fovell, T. J. Dunkerton, Z. Wang, and B. H. Kahn (2015), Impact of environmental moisture on tropical cyclone intensification, Atmos. Chem. Phys., 15, 14031–14053.
  8. Kahn, B. H., M. M. Schreier, Q. Yue, E. J. Fetzer, F. W. Irion, S. Platnick, C. Wang, S. L. Nasiri, and T. S. L’Ecuyer (2015), Pixel-scale assessment and uncertainty analysis of AIRS and MODIS ice cloud optical thickness and effective radius, J. Geophys. Res., 120, doi:10.1002/2015JD023950. 

  9. Naud, C. M., and B. H. Kahn (2015), Thermodynamic phase and ice cloud properties in northern hemisphere winter extratropical cyclones observed by Aqua AIRS, J. Appl. Meteor. Climatol., 54, 2283–2303, doi:10.1175/JAMC-D-15-0045.1.
  10. Lubin, D., B. H. Kahn, M. A. Lazzara, P. Rowe, and V. P. Walden (2015), Variability in AIRS-retrieved cloud amount and thermodynamic phase over west versus east Antarctica influenced by the SAM, Geophys. Res. Lett., 42, doi:10.1002/2014GL062285. 

  11. Wong, S., E. J. Fetzer, M. Schreier,
 G. Manipon, E. F. Fishbein, B. H. Kahn, Q. Yue, and F. W. Irion (2015), Cloud-induced uncertainties in
 AIRS and ECMWF temperature 
and specific humidity, J. Geophys. Res. Atmos., 120, doi:10.1002/2014JD022440. 

  12. 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., 14, 3573–3587.
  13. 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.
  14. 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.
  15. 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.
  16. 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.
  17. 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.
  18. 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.
  19. 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.
  20. 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
  21. 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.
  22. 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.
  23. 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.
  24. 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.
  25. 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.
  26. 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.
  27. 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.
  28. 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.
  29. 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.
  30. 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.
  31. 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.
  32. 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.
  33. 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.
  34. 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.
  35. 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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