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 AIRS Atmospheric Science: People
Fredrick (Bill) Irion's Picture
Address:
Jet Propulsion Laboratory
M/S 183-601
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.393.4337
Fax:
818.393.4445
Email:

Fredrick (Bill) Irion

Education
  • B.A.Sc, Chemical Engineering, University of Ottawa (1988)
  • M.S., Chemical Engineering , California Institute of Technology (1992)
  • Ph.D., Chemical Engineering with minor in Planetary Science, California Institute of Technology (1996)
Research Interests
  • Analyses and validation of Atmospheric Infrared Sounder (AIRS) ozone and upper tropospheric humidity retrievals
  • Development of science and measurement requirements for remote sensing of upper tropospheric water vapor isotopes
Projects

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

Professional Experience
  • Jet Propulsion Laboratory (1996-Present)
    • AIRS Atmospheric Science Research Group
      • Research Scientist (2004-present)
      • Scientist (1999-2004)
    • Caltech Post-Doctoral Scholar (1996-1999)
  • California Institute of Technology
    • Staff Researcher, Dept. of Geology and Geophysics (Jan.-Jun. 1996)
    • Graduate Research Assistant (1989-1995)
Selected Publications
  1. M. R. Gunson and F. W. Irion, "Measurement of atmospheric composition by the ATMOS instrument from Table Mountain Observatory" in Remote Sensing of Atmospheric Chemistry, J. L. McElroy, R. J. McNeal, eds., Proc. SPIE 1491, pg 335-346, 1991.
  2. R. Zander, M. R. Gunson, C. B. Farmer, C. P. Rinsland, F. W. Irion and E. Mahieu, The 1985 chlorine and fluorine inventories in the stratosphere based on ATMOS observations at 30N latitude, J. Atmos. Chem., 15: 171-186, 1992.
  3. F. W. Irion, M. Brown, G. C. Toon and M. R. Gunson, Increase in atmospheric CHF2Cl over southern California from 1985 to 1990, Geophys. Res. Lett., 21, 1723-1726, 1994.
  4. M. R. Gunson, M. M. Abbas, M. C. Abrams, M. Allen, L. R. Brown, T. L. Brown, A. Y. Chang, A. Goldman, F. W. Irion, L. L. Lowes, E. Mahieu, G. L. Manney, H. A. Michelsen, M. J. Newchurch, C. P. Rinsland, R. J. Salawitch, G. P. Stiller, G. C. Toon, Y. L. Yung, and R. Zander, The Atmospheric Trace Molecule Spectroscopy (ATMOS) experiment: Deployment on the ATLAS Space Shuttle missions, Geophys. Res. Lett., 17, 2333-2336, 1996.
  5. C. P. Rinsland, E. Mahieu, R. Zander, M. R. Gunson, R. J. Salawitch, A. Y. Chang, A. Goldman, M. C. Abrams, H. A. Michelsen, M. M. Abbas, M. J. Newchurch, and F. W. Irion, Trends of OCS, HCN, SF6, CHClF2 (HCFC-22) in the lower stratosphere from 1985 and 1994 Atmospheric Trace Molecule Spectroscopy experiment measurements near 30N latitude, Geophys. Res. Lett., 17, 2349-2352, 1996.
  6. R. Zander, E. Mahieu, M. R. Gunson, M. C. Abrams, A. Y. Chang, M. Abbas, C. Aellig, A. Engel, A. Goldman, F. W. Irion, N. Kampfer, H. A. Michelson, M. Newchurch, C. P. Rinsland, R. J. Salawitch, G. P. Stiller, and G. C. Toon, The 1994 northern midlatitude budget of stratospheric chlorine derived from ATMOS/ATLAS-3 observations, Geophys. Res. Lett., 17, 2357-2360, 1996.
  7. H. A. Michelson, R. J. Salawitch, M. R. Gunson, C. Aellig, N. Kampfer, M. M. Abbas, M. C. Abrams, T. L. Brown, A. Y. Chang, A. Goldman, F. W. Irion, M. J. Newchurch, C. P. Rinsland, G. P. Stiller, and R. Zander, Stratospheric chlorine partitioning: Constraints from shuttle-borne measurements of HCl, ClNO3, and ClO, Geophys. Res. Lett., 17, 2361-2364, 1996.
  8. C. P. Rinsland, M. R. Gunson, R. J. Salawitch, H. A. Michelsen, R. Zander, M. J. Newchurch, M. M. Abbas, M. C. Abrams, G. L. Manney, A. Y. Chang, F. W. Irion, A. Goldman, and E. Mahieu, ATMOS/ATLAS-3 measurements of stratospheric chlorine and reactive nitrogen partitioning inside and outside the November 1994 Antarctic vortex, Geophys. Res. Lett., 17, 2365-2468, 1996.
  9. F. W. Irion, M. R. Gunson, C. P. Rinsland, Y. L. Yung, M. C. Abrams, A. Y. Chang, and A. Goldman, Heavy ozone enrichments from ATMOS infrared solar spectra, Geophys. Res. Lett., 17, 2377-2380, 1996.
  10. F. W. Irion, E. J. Moyer, M. R. Gunson, C. P. Rinsland, H. A. Michelson, R. J. Salawitch, Y. L. Yung, A. Y. Chang, M. J. Newchurch, M. M. Abbas, M. C. Abrams, and R. Zander, Stratospheric observations of CH3D and HDO from ATMOS infrared solar spectra: Enrichments of deuterium in methane and implications for HD, Geophys. Res. Lett., 17, 2381-2384, 1996.
  11. E. J. Moyer, F. W. Irion, Y. L. Yung, and M. R. Gunson, ATMOS stratospheric deuterated water and implications for tropospherestratosphere transport, Geophys. Res. Lett., 17, 2385-2388, 1996.
  12. C. P. Rinsland, M. R. Gunson, R. J. Salawitch, M. J. Newchurch, R. Zander, M. M. Abbas, M. C. Abrams, G. L. Manney, H. A. Michelsen, A. Y. Chang, and A. Goldman, ATMOS measurements of H2O+2CH4 and total reactive nitrogen in the November 1994 Antarctic stratosphere: Dehydration and denitrification in the vortex, Geophys. Res. Lett., 17, 2397-2400, 1996.
  13. L. R. Brown, M. R. Gunson, R. A. Toth, F. W. Irion, C. P. Rinsland, and A. Goldman, The 1995 Atmospheric Trace Molecule Spectroscopy (ATMOS) linelist, Appl. Opt., 35, 2828-2848, 1996.
  14. C. P. Rinsland, M. R. Gunson, P. H. Wang, R. F. Arduini, B. A. Baum, P. Minnis, A. Goldman, M. C. Abrams, R. Zander, E. Mahieu, R. J . Salawitch, H. A. Michelsen, F. W. Irion, and M. J. Newchurch, ATMOS/ATLAS 3 infrared profile measurements of clouds in the tropical and subtropical upper troposphere, J. Quant. Spec. Rad. Trans., 60, 903-919, 1998.
  15. C. P. Rinsland, M. R. Gunson, P. H. Wang, R. F. Arduini, B. A. Baum, P. Minnis, A. Goldman, M. C. Abrams, R. Zander, E. Mahieu, R. J . Salawitch, H. A. Michelsen, F. W. Irion, and M. J. Newchurch, ATMOS/ATLAS 3 infrared profile measurements of trace gases in the November 1994 tropical and subtropical upper troposphere, J. Quant. Spec. Rad. Trans., 60, 891-901, 1998.
  16. C. P. Rinsland, R. J. Salawitch, M. R. Gunson, S. Solomon, R. Zander, E. Mahieu, A. Goldman, M. J. Newchurch, F. W. Irion, and A. Y. Chang, Polar stratospheric descent of NOy and CO and Arctic denitrification during winter 1992-1993, J. Geophys. Res., 104, 1847- 1861, 1999.
  17. G. L. Manney, H. A. Michelsen, M. L. Santee, M. R. Gunson, F. W. Irion, A. E. Roche, and N. J. Livesey, Polar vortex dynamics during spring and fall diagnosed using trace gas observations from the Atmospheric Trace Molecule Spectroscopy instrument, J. Geophys. Res., 104, 18841-18866, 1999.
  18. H. A. Michelsen, C. R. Webster, R. D. May, G. L. Manney, D. C. Scott, J. J. Margitan, F. W. Irion, M. R. Gunson, M. H. Proffitt, A. F. Tuck, R. M. Stimpfle, D. W. Kohn, J. G. Anderson, L. Jaegle, and C. M. Spivakovsky, Maintenance of high HCl/Cly and NOx/NOy in the Antarctic vortex: A chemical signature of confinement during spring, J. Geophys. Res., 104, 26419-26436, 1999.
  19. H. A. Michelsen, F. W. Irion, G. L. Manney, G. C. Toon, and M. R. Gunson, Features and trends in Atmospheric Trace Molecule Spectroscopy (ATMOS) version 3 stratospheric water vapor and methane measurements, J. Geophys. Res., 105, 22713-22724, 2000.
  20. G. L. Manney, H. A. Michelsen, R. M. Bevilacqua, M. R. Gunson, F. W. Irion, N. J. Livesey, J. Oberheide, M. Riese, J. M. Russell III, G. C. Toon, and J. M. Zawodny, Comparison of satellite ozone observations in coincident air masses in early November 1994, J. Geophys. Res., 106, 9923-9943, 2001.
  21. A. Eldering, F. W. Irion, A. Y. Chang, M. R. Gunson, F. P. Mills , H. M. Steele, Vertical profiles of aerosol volume from high-spectralresolution infrared transmission measurements. I. Methodology, Appl. Opt., 40, 3082-3091, 2001.
  22. H. A. Michelsen, G. L. Manney, F. W. Irion, G. C. Toon, M. R. Gunson, C. P. Rinsland, R. Zander, E. Mahieu, M. J. Newchurch, P. N. Purcell, E. E. Remsberg, J. M. Russell III, H. C. Pumphrey, J. W. Waters, R. M. Bevilacqua, K. K. Kelly, E. J. Hintsa, E. M. Weinstock, E.-W. Chiou, W. P. Chu, M. P. McCormick, and C. R. Webster, ATMOS version 3 water vapor measurements: Comparisons with observations from two ER-2 Lyman-[alpha] hygrometers, MkIV, HALOE, SAGE II, MAS, and MLS, J. Geophys. Res., 107, 10.1029/2001JD000587, 2002.
  23. B. H. Kahn, A. Eldering, F. W. Irion, F. P. Mills, B. Sen, M. R. Gunson, Cloud identification in ATMOS infrared occultation measurements, Appl. Opt., 41, 2768-2780, 2002.
  24. F. W. Irion, M. R. Gunson, G. C. Toon, A. Eldering, A. Y. Chang, E. Mahieu, G. L. Manney, H. A. Michelsen, E. J. Moyer, M. J . Newchurch, G. B. Osterman, M. J. Prather, C. P. Rinsland, R. J. Salawitch, B. Sen, Y. L. Yung and R. Zander, The Atmospheric Trace Molecule Spectroscopy Experiment (ATMOS) version 3 data retrievals, Appl. Opt., 41, 6968-6979, 2002.
  25. C. P. Rinsland, M. J. McHugh, F. W. Irion, Lower stratospheric densities from solar occultation measurements of continuum absorption near 2400 cm- 1, J. Geophys. Res., 10.1029/2003JD003803, 2004.
  26. A. Gettelman, E. M. Weinstock, E. J. Fetzer, F. W. Irion, A. Eldering, E. C. Richard, K. H. Rosenlof, T. L. Thompson, J. V. Pittman, C. R. Webster, and R. L. Herman, Validation of Aqua satellite data in the upper troposphere and lower stratosphere with in situ aircraft instruments, Geophys. Resl. Lett., 31, L22107, doi:10.1029/2004GL020730, 2004.
  27. M. C. Liang, F. W. Irion, J.D. Weibel, C. E. Miller, G. A. Blake, Y. L. Yung, Isotopic composition of stratospheric ozone. J. Geophys. Res., 111, D02302, doi:10.1029/2005JD06342, 2006.
  28. M. T. Chahine, T. S. Pagano, H. H Aumann, R. Atlas, C. Barnet, J. Blaisdell, L. Chen, M. Divakarla, E. J. Fetzer, M. Goldberg, C. Gautier, S. Granger, S. Hannon, F. W. Irion, R. Kakar, E. Kalnay, B. H. Lambrigtsen, S.-Y. Lee, J. Le Marshall, W. W. McMillan, L. McMillin, E. T. Olsen, H. Revercomb, P. Rosenkranz, W. L. Smith, D. Staelin, L . L. Strow, J. Susskind, D. Tobin, W. Wolf, L. H. Zhou, AIRS: Improving weather forecasting and providing new data on greenhouse gases. Bull. Amer Meteor. Soc., 87, 911-926, 2006.

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