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 Planetary Chemistry and Astrobiology (3225): People
Gregory  Flesch's Picture
Address:
Jet Propulsion Laboratory
M/S 183-401
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.354.9097
Fax:
818.393.4485
Email Contact:
Curriculum Vitae:

Gregory Flesch

Education
  • M.S. in Computer Science, University of Southern California (2001)
  • B.S. in Computer Science, California State Polytechnic University at Pomona, cum laude (1993)

Research Interests
  • Autonomous and Adaptive Instrument Control Software for laser spectrometers
  • Algorithm design for data processing and analysis, data mining
  • Systems Engineering

Professional Experience
  • Jet Propulsion Laboratory - Scientific Applications Software Engineer (1992 - Present)

Selected Awards
  • 2 NASA Exceptional Achievement Medal (2002, 2014)
  • NASA Award for Technical Excellence (2001)
  • NASA Group Achievement Awards (19 from 1994 to present)

Selected Publications
  • "A System-On-Chip platform for Earth and Planetary Laser Spectrometers", Flesch, Gregory, Didier Keymeulen, David Dolman, Chris Holyoake, and Derek McKee.  In Aerospace Conference, 2017 IEEE, pp. 1-12. IEEE, 2017.

  • "Five Years of Analyses of Volatiles, Isotopes and Organics in Gale Crater Materials", (co-author) In AGU 2017 Fall Meeting. 2017.

  • "The imprint of atmospheric evolution in the D/H of Hesperian clay minerals on Mars", (co-author) Science 347, no. 6220 (2015): 412-414.

  • "Mars methane detection and variability at Gale crater", Webster, Christopher R., Paul R. Mahaffy, Sushil K. Atreya, Gregory J. Flesch, Michael A. Mischna, Pierre-Yves Meslin, Kenneth A. Farley et al. Science 347, no. 6220 (2015): 415-417.

  • "Non-detection of methane in the Mars atmosphere by the curiosity rover", Webster, Chris R., Paul R. Mahaffy, Sushil K. Atreya, Gregory J. Flesch, and Kenneth A. Farley.  (2014).

  • "Isotope ratios of H, C, and O in CO2 and H2O of the martian atmosphere", Webster, C. R., Mahaffy, P. R., Flesch, G. J., Niles, P. B., Jones, J. H., Leshin, L. A., ... & Steele, A., Science, 341(6143), 260-263 (2013).

  • "Low Upper Limit to Methane Abundance on Mars", Webster, C. R., Mahaffy, P. R., Atreya, S. K., Flesch, G. J., & Farley, K. A. Science, 1242902 (2013).

  • "Volatile, Isotope, and Organic Analysis of Martian Fines with the Mars Curiosity rover." (co-author) Science, 341(6153), 1238937 (2013).

  • "The Sample Analysis at Mars Investigation and instrument suite" (co-author) Space Science Review (2012)

  • "Adaptive Tunable Laser Spectrometers" G. Flesch and D. Keymeulen, 2010 IEEE aerospace, Big Sky, MT, (March 2010).

  • "Tunable Laser Paleothermometer for Determining Climate Change" C.R. Webster, F. Carsey, M. Hecht, and G.J. Flesch, Applied Optics, (2003).

  • "Airborne Laser Isotope Spectrometer (ALIS) for Measuring Terrestrial 13C/12C and 18O/16O in Atmospheric Carbon Dioxide", C.R. Webster, L. Christensen, and G.J. Flesch, Applied Optics, (2003).

  • "Mars Laser Hygrometer, C.R. Webster, G.J. Flesch, R. Haberle, and J. Bauman, Applied Optics, 43, 4436-4445, (2004).

  • "The Construction of a Unified, High-Resolution Nitrous Oxide Data Set for ER-2 Flights During SOLVE" (co-author) SOLVE/THESEO special issue J. Geophys. Res. (2001).

  • "Quantum cascade laser measurements of stratospheric methane (CH4) and nitrous oxide (N2O)" (co-author) Applied Optics, 38, 4609-4622, (1998).

  • "Airborne Laser Infrared Absorption Spectrometer (ALIAS-II) for In situ Atmospheric Measurements of N2O, CH4, CO, HCl, and NO2 from Balloon or RPA Platforms" (co-author) Applied Optics, (December 1999).

  • "Evolution of HCl Concentrations in the Lower Stratosphere from 1991 to 1996 Following the Eruption of Mt. Pinatubo" (co-author) Geophysical Research Lett. 25, 995-998, (1998).


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