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 Planetary And Exoplanetary Atmospheres (3222): People
Pin  Chen's Picture
Jet Propulsion Laboratory
M/S 183-301
4800 Oak Grove Drive
Pasadena, CA 91109
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Curriculum Vitae:

Pin Chen

  • B.S. in Chemistry, University of California, Berkeley (1991)
  • Ph.D. in Chemical Physics, California Institute of Technology (1999)

Research Interests
  • Atmosphere/climate/habitability evolution and coupled hydrosphere-lithosphere-atmosphere chemistry of Solar-System and extrasolar planets
  • Coronagraph technology for exoplanet detection
  • High resolution molecular spectroscopy
  • Instrumentation for atmospheric sensing and trace-gas detection, emphasizing ultra-miniature and highly sensitive instruments

Professional Experience
  • Jet Propulsion Laboratory, Science Division (2000 - present)
    • Cognizant Engineer, Deep Space Atomic Clock project (2013 - 2015)
    • Research Scientist (2006 - present)
    • Group Supervisor (Acting), Atmospheric Laser Spectroscopy Group (2007)
    • Scientist (2000-2006)
  • California Institute of Technology - Visiting Associate, Division of Chemistry & Chemical Engineering (2007 - 2013)
  • National Institute of Standards and Technology - Research Chemist in the Time and Frequency Division (funded by National Research Council's Postdoctoral Research Associateship Program) (1999 - 2000)

Selected Awards
  • Journal of the Optical Society of America Editor’s Pick for  manuscript titled “Vector vortex coronagraphy for exoplanet detection with spatially-variant diffractive waveplates,” (2019)
  • NASA Group Achievement Award for the development and tests at Mauna Kea observatories of a near-infrared Laser Frequency Comb as a wavelength standard for the detection and characterization of exoplanets, (2017)
  • JPL Team Award for contribution to the Deep Space Atomic Clock (DSAC) Project Assembly Team, (2017)
  • JPL Voyager Award for successful organization of the two-part Keck Institute for Space Studies workshop at Caltech, (2016)
  • JPL Discovery Award for being the lead for Exoplanets informal meetings that were valuable to formulating the Exoplanets strategic initiative at the Jet Propulsion Laboratory, (2016)
  • JPL Team Award for outstanding contributions to the Deep Space Atomic Clock (DSAC) Environmental Test Team, (2015)
  • JPL Team Award for outstanding contributions to the Deep Space Atomic Clock (DSAC) Flight Clock First Light Team, (2015)
  • JPL Team Award for outstanding contributions to the Deep Space Atomic Clock (DSAC) Ion Trap Tube Team, (2015)
  • JPL Team Bonus Award for outstanding contributions to the Deep Space Atomic Clock (DSAC) Project Preliminary Design Review (PDR) Team, (2013)
  • Invited Seminar, AOGS (Asia Oceania Geosciences Society) 8th Annual Meeting (2011)
  • Invited Lecture, Institute of Astronomy & Astrophysics, Academia Sinica (2011)
  • Invited Seminar IGPP (Institute of Geophysics Planetary Physics), UCLA (2011)
  • Invited Lecture, Planetary Evolution & Habitability course, California Institute of Technology, (2011)
  • Study-program Core Member & invited speaker, Keck Institute for Space Studies, (2009)
  • NASA Certificate of Appreciation in recognition of valuable contribution and outstanding support to the Advanced Technologies (ACT) program and the NASA Earth Science Technology Office, (2009)
  • Invited Lecture, Planetary Evolution & Habitability course, California Institute of Technology, (2009)
  • JPL Team Bonus Award for the successful balloon flight of the Planetscope Precursor Experiment, (2008)
  • Invited Seminar, The Center for Adaptive Optics, (2007)
  • NASA Group Achievement Award for the Molecular Spectroscopy Team (2006)
  • NASA Group Achievement Award for participating in the Aura Microwave Limb Sounder Instrument project (2005)
  • NASA New Investigator Program Award (2002 - 2005)
  • NASA Group Achievement Award for participating in Balloon Observations of the Stratosphere (2004)
  • Invited lectures, Nippon Institute of Technology, Japan (2003)
  • National Research Council's Postdoctoral Research Associateship (1999 - 2000)
  • NASA New Technology Reporting Award for Tunable Terahertz Source Using Near Infrared Diode Lasers (NPO- 20636, 1999)

Selected Publications
  1. Serabyn, G; Mejia Prada, C; Chen, P; Mawet, D. “Vector vortex coronagraphy for exoplanet detection with spatially variant diffractive waveplates,” J. Opt. Soc. Am. B, 36(5), DOI: 10.1364/JOSAB.36.000D13, 2019.
  2. Yung, YL;  Chen, P;  Nealson, K;  Atreya, S;  Beckett, P;  Blank, JG;  Ehlmann, B;  Eiler, J;  Etiope, G;  Ferry, JG;  Forget, F;  Gao, P;  Hu, RY;  Kleinbohl, A;  Klusman, R;  Lefevre, F;  Miller, C;  Mischna, M;  Mumma, M;  Newman, S;  Oehler, D;  Okumura, M;  Oremland, R;  Orphan, V;  Popa, R;  Russell, M;  Shen, LH;  Lollar, BS;  Staehle, R;  Stamenkovic, V;  Templeton, A;  Vandaele, AC;  Viscardy, S;  Webster, CR;  Wennberg, PO;  Wong, ML;  Worden. “Methane on Mars and Habitability: Challenges and Responses,” Astrobiology, 18(10), 1221-1242, DOI: 10.1089/ast.2018.1917, 2018.
  3. Kleinhöhl, Armin; Willacy, Karen; Friedson, A. James; Chen, Pin; and Swain, Mark R. “Buildup of Abiotic Oxygen and Ozone in Moist Atmospheres of Temperate Terrestrial Exoplanets and Its Impact on the Spectral Fingerprint in Transit Observations,” The Astrophysical Journal, 862(2), 92, doi: 10.3847/1538-4357/aaca36, 2018.
  4. Tjoelker, Robert; Prestage, John; Burt, Eric; Chen, Pin; Chong, Yong; Chung, Sang; Diener, William; Ely, Todd; Enzer, Daphna; Mojaradi, Hadi; Okino, Clayton; Pauken, Mike; Robison, David; Swenson, Brad; Tucker, Blake.  “Mercury Ion Clock for a NASA Technology Demonstration Mission,” Transactions on Ultrasonics, Ferroelectricsand Frequency Control, 2016.
  5. Yi, X; Vahala, K; Li, J; Diddams, S; Ycas, G; Plavchan, P; Leifer, S; Sandhu, J; Vasisht, G; Chen, P; Gao, P; Gagne, J; Furlan, E; Bottom, M; Martin, EC; Fitzgerald, MP; Doppmann, G; Beichman, C.  “Demonstration of a near-IR line-referenced electro-optical laser frequency comb for precision radial velocity measurements in astronomy,” Nature Communications, 7,  doi:10.1038/ncomms10436, 2016.
  6. Yung, YL & Chen, P.  “Methane on Mars,” Astrobiol. Outreach 3(125), doi:10.4172/2332-2519.1000125.
  7. Line, MR; Zhang, X; Vasisht, G; Natraj, V; Chen, P; Yung YL. "Information Content of Exoplanetary Transit Spectra: an Initial Look," Astrophys. J., 749(93), doi:10.1088/0004-637X/749/1/93, 2011.
  8. Line, MR; Gautam, V; Chen, P; Angerhausen, D; Yung, YL. "Thermochemistry and Photochemistry in Cooler Hydrogen Dominated Extrasolar Planets: the Case of GJ 436b," Astrophys. J., 738(32), doi:10.1088/0004-637X/738/1/32, 2011.
  9. Swain, MR; Deroo, P; Griffith, CA; Tinetti, G; Thatte, A, Vasisht, G; Chen, P; Bouwman, J; Crossfield, IJ; Angerhausen, D; Afonso, C; Henning, T. "A ground-based near-infrared emission spectrum of the exoplanet HD189733b," Nature, 463, doi: 10.1038, 2010.
  10. Swain, MR; Tinetti, G; Vasisht, G; Deroo, P; Griffith, C; Bouwman, J; Chen, Pin; Yung, Y; Burrows, A. Brown, LR; Matthews, J; Rowe, JF; Kuschnig, R; Angerhausen, D. "Water, methane, and carbon dioxide present in the dayside spectrum of the exoplanet HD 209458b," Astrophys. J., 704: 1616-1621, 2009.
  11. Swain, MR; Vasisht, G; Tinetti, G; Bouwman, J; Chen, Pin; Yung, Y; Deming, D; Deroo, P. "Molecular Signatures in the Near Infrared Dayside Spectrum of HD 189733b," Astrophys. J. Lett., 690: L114-L117, 2009.
  12. Chen, P; Pearson, JC; Pickett, HM; Matsuura, S; Blake, GA. "Measurements of 14NH3 in the v2 = 1 state by a solid-state, photomixing, THz spectrometer and a simultaneous analysis of the microwave, terahertz, and infrared transitioins between the ground and v2 inversion-rotation levels," J. Mol. Spectrosc., 236(1): 116-126, 2006.
  13. Trudeau, ME; Chen, P; de Andrade Garcia, G.; Hollberg, LW; Tans, PP. "Stable isotopic analysis of atmospheric methane by infrared spectroscopy using diode laser difference frequency generation," Appl. Optics 45 (17), 2006.
  14. Chen, P; Robichaud, D; Okumura, M. "Application of cavity enhanced, optical heterodyne spectroscopy to tropospheric isotope chemistry." Abstr. Pap. Am. Chem. Soc.229: U722-U722 131-Phys. Part 2, March 13, 2005.
  15. Kleiner, I; Tarrago, G; Cottaz, C; Sagui, L; Brown, LR; Poynter, RL; Pickett, HM; Chen, P; Pearson, JC; Sams, RL; Blake, GA; Matsuura, S; Nemtchinov, V; Varanasi, P; Fusina, L; Di Lonardo, G. "NH3 and PH3 line parameters: the 2000 HITRAN update and new results." J. Quant. Spectrosc. Radiat. Transf., 82(1-4): 293-312, 2003.
  16. Chen, P; Pearson, JC; Pickett, HM; Matsuura, S; Blake, GA. "Submillimeter-wave measurements and analysis of the ground and v2 = 1 states of water," Astrophys. J. Suppl. Ser., 128(1): 371-385, 2000.
  17. Chen, P; Pearson, JC; Pickett, HM; Matsuura, S; Blake, GA. "A Three-Diode-Laser, Terahertz-Difference-Frequency Synthesizer and Its Applications toward Far-Infrared Spectroscopy of Ammonia and Water," in L. Hollberg and R. J. Lang (Eds.), Trends in Optics and Photonics: Advanced Semiconductor Lasers and Their Applications vol. 31, pp. 103-105, Washington, D.C., Optical Society of America, 2000.
  18. Matsuura, S; Chen, P; Blake, GA; Pearson, JC; Pickett, HM. "A tunable cavity-locked diode laser source for terahertz photomixing," IEEE Trans. Microw. Theory Tech., 48(3): 380-387, 2000.
  19. Matsuura, S; Chen, P; Blake, GA; Pearson, JC; Pickett, HM. "Simultaneous amplification of terahertz difference frequencies by an injection-seeded semiconductor laser amplifier at 850 nm," Int. J. Infrared Millimeter Waves19(6): 849-858, 1998.
  20. Chen, P; Blake, GA; Gaidis, MC; Brown, ER; McIntosh, KA; Chou, SY; Nathan, MI; Wiliamson, F. "Spectroscopic applications and frequency locking of THz photomixing with distributed-Bragg-reflector diode lasers in low-temperature-grown GaAs," Appl. Phys. Lett., 71(12): 1601-1603, 1997.

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