Haris Riris

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Haris Riris

  • AST, OPTICAL PHYSICS
  • 301.614.6736 | 301.614.6744
  • NASA/GSFC
  • Mail Code: 614
  • Greenbelt , MD 20771
  • Employer: NASA
  • Research Interests

    Optical Physicist, AST

    Diode Laser Systems and Spectroscopy,
    Trace Gas Detection and Laser Remote Sensing,
    Laser Altimeters and Ranging Systems,
    Ultra-sensitive and Frequency Modulation Spectroscopy.

    Brief Bio

    Haris Riris joined GSFC as contractor in 1999.  He became a civil servant in 2005 in the Laser Remote Sensing Branch. Prior to GSFC he held positions at SRI International in Menlo Park, CA  and  semiconductor and bioetechnology companies in Silicon Valley.  His research interests include high sensitivity laser spectroscopy, remote sensing, laser altimetry. LIDAR, and trace gas detection applications to earth and planetray science.

    Current Projects

    Methane Sounder - using lasers to remotely measure Methane mixing ratios from aircraft and space.

    Active Sensing of CO2 Emissions over Nights, Days and Seasons (ASCENDS)


    MARLI: MARs LIdar for global climate measurements from orbit


    Positions/Employment

    9/1989 - 10/1997

    Senior Research Physicist

    SRI International, Menlo Park, CA
    11/1997 - 6/1998

    Staff Systems Engineer

    Molecular Dynamics, Sunnyvale, CA
    6/1998 - 8/1999

    Senior Systems Engineer

    KLA-Tencor, Milpitas, CA
    8/1999 - 2/2005

    Director, Systems Group

    Sigma Space, Greenbelt, MD
    2/2005 - Present

    Optical Physicist, AST

    NASA, Greenbelt, MD

    Education

    1989 - Ph.D. (Physics) University of Virginia
    1984 - B.S. (Physics Magna Cum Laude, Phi Beta Kappa) Indiana University of Pennsylvania

    Professional Societies

    AGU, 2009 - Present
    OSA, 1989 - Present
    SPIE, 2006 - Present

    Awards

    CO2 Sounder Group Achievement Award, (accepted from the center director on behalf of the team) for demonstrating the feasibility of the laser sounding technique and its potential for a future missions and advancing NASA’s goals in understanding climate change.
    ICESat Certificate of Recognition for his contributions to GLAS/ICESat.
    NASA Group Achievement Honor Award for the GLAS Anomaly Review Board (GARB).
    LRO-LOLA Group Achievement Award for his contributions to the LOLA team and the LRO mission.
    MOLA-Earth Awards of Excellence/Outstanding Teamwork for the Earth laser ranging test demonstrating the first ever interplanetary laser ranging.
    SSED Peer award 2008, for going above and beyond his job-related duties and providing assistance to other members of the Division and adding to the knowledge base or prestige of the Division.
    Individual Performance Award 2009
    Quality Step Increase Performance Award 2009.
    Individual Performance Award 2008.


    Publications

    Refereed

    Numata, K., S. Wu, and H. Riris. 2014. "Fast-switching methane lidar transmitter based on a seeded optical parametric oscillator." Applied Physics B: Lasers and Optics, 116: 959--966.

    Riris, H., M. Rodriguez, G. R. Allan, et al. W. Hasselbrack, J. Mao, M. Stephen, and J. Abshire. 2013. "Pulsed airborne lidar measurements of atmospheric optical depth using the Oxygen A-band at 765 nm." Applied optics, 52 (25): 6369--6382.

    Ramanathan, A. K., J. Mao, G. R. Allan, et al. H. Riris, C. J. Weaver, W. E. Hasselbrack, E. V. Browell, and J. B. Abshire. 2013. "Spectroscopic measurements of a CO₂ absorption line in an open vertical path using an airborne lidar." Applied Physics Letters, 103 (21): 214102 [10.1063/1.4832616]

    Abshire, J. B., A. Ramanathan, H. Riris, et al. J. Mao, G. R. Allan, W. E. Hasselbrack, C. J. Weaver, and E. V. Browell. 2013. "Airborne Measurements of CO2 Column Concentration and Range Using a Pulsed Direct-Detection IPDA Lidar." Remote Sensing, 6 (1): 443-469 [10.3390/rs6010443]

    Riris, H., M. Rodriguez, G. Allan, et al. W. E. Hasselbrack, M. A. Stephen, and J. B. Abshire. 2012. "Airborne LIDAR Measurements of Atmospheric Pressure Made Using the Oxygen A-band." Lasers, Sources, and Related Photonic Devices, LT2B.5 [10.1364/LACSEA.2012.LT2B.5]

    Numata, K., H. Riris, S. Li, et al. S. Wu, S. R. Kawa, M. Krainak, and J. Abshire. 2012. "Ground demonstration of trace gas lidar based on optical parametric amplifier." Journal of Applied Remote Sensing, 6 (1): 063561 [10.1117/1.JRS.6.063561]

    Riris, H., K. Numata, S. X. Li, et al. S. T. Wu, A. K. Ramanathan, M. W. Dawsey, J. Mao, S. R. Kawa, and J. B. Abshire. 2012. "Airborne measurements of atmospheric methane column abundance made using a pulsed IPDA lidar." Applied Optics, 51 (34): 8296-8305 [10.1364/AO.51.008296]

    Smith, D. E., M. T. Zuber, G. Jackson, et al. J. Cavanaugh, G. A. Neumann, H. Riris, X. Sun, R. S. Zellar, C. Coltharp, J. Connelly, R. Katz, I. Kleyner, P. M. Liiva, A. Matuszeski, E. Mazarico, J. L. Mcgarry, A. Nova-Gradac, M. Ott, C. Peters, L. A. Ramos-Izquierdo, L. Ramsey, D. D. Rowlands, S. Schmidt, V. S. Scott, G. Shaw, J. Swinski, M. H. Torrence, G. Unger, A. Yu, and T. W. Zagwodzki. 2010. "The Lunar Orbiter Laser Altimeter Investigation on the Lunar Reconnaissance Orbiter Mission." Space Science Reviews, 150 (1-4): 209-241.

    Abshire, J. B., X. Sun, H. Riris, et al. J. M. Sirota, J. F. McGarry, S. Palm, D. Yi, and P. Liiva. 2005. "Geoscience Laser Altimeter System (GLAS) on the ICESat Mission: On-orbit measurement performance." Geophysical Research Letters, 32 (21): L21S02 [Full Text (Link)] [10.1029/2005GL024028]

    Riris, H., C. B. Carlisle, R. E. Warren, et al. D. E. Cooper, R. Martinelli, R. Menna, P. York, D. Garbuzov, H. Lee, J. Abeles, N. Morris, J. Connolly, and S. Narayan. 1996. "Signal processing strategies in tunable diode laser spectrometers." Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 52 (8): 843-849 [10.1016/0584-8539(95)01605-8]

    Riris, H., C. B. Carlisle, R. E. Warren, and D. E. Cooper. 1994. "Signal-to-noise ratio enhancement in frequency-modulation spectrometers by digital signal processing." Optics Letters, 19 (2): 144 [10.1364/ol.19.000144]

    Riris, H., C. B. Carlisle, and R. E. Warren. 1994. "Kalman filtering of tunable diode laser spectrometer absorbance measurements." Applied Optics, 33 (24): 5506 [10.1364/ao.33.005506]

    Non-Refereed

    Stephen, M. A., A. W. Yu, M. A. Krainak, et al. J. B. Abshire, D. J. Harding, H. Riris, S. X. Li, J. Chen, K. Numata, S. Wu, and J. Camp. 2011. "Spaceborne laser development for future remote sensing applications." Infrared Remote Sensing and Instrumentation XIX, Proceedings of SPIE 8154: [10.1117/12.896693]

    Yu, A. W., M. A. Krainak, M. A. Stephen, et al. J. B. Abshire, D. J. Harding, H. Riris, S. X. Li, J. R. Chen, G. R. Allan, K. Numata, S. T. Wu, and J. B. Camp. 2011. "Spaceflight laser development for future remote sensing applications." Lidar Technologies, Techniques, and Measurements for Atmospheric Remote Sensing VII, Proceedings of SPIE 8182: [10.1117/12.898547]

    Sun, X., H. Riris, J. F. Cavanaugh, et al. J. L. Mcgarry, G. B. Jackson, R. S. Zellar, D. E. Smith, and M. T. Zuber. 2007. "The Lunar Orbiter Laser Altimeter and the Laser Ranging System on the Lunar Reconnaissance Orbiter." Proceedings of the 2007 Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science) 1-5: New York, New York, U.S.A.: 1469+, ISBN: 978-1-4244-3590-6. [Full Text (Link)]

    Brief Bio

    Haris Riris joined GSFC as contractor in 1999.  He became a civil servant in 2005 in the Laser Remote Sensing Branch. Prior to GSFC he held positions at SRI International in Menlo Park, CA  and  semiconductor and bioetechnology companies in Silicon Valley.  His research interests include high sensitivity laser spectroscopy, remote sensing, laser altimetry. LIDAR, and trace gas detection applications to earth and planetray science.

    Publications

    Refereed

    Numata, K., S. Wu, and H. Riris. 2014. "Fast-switching methane lidar transmitter based on a seeded optical parametric oscillator." Applied Physics B: Lasers and Optics 116 959--966

    Riris, H., M. Rodriguez, G. R. Allan, et al. W. Hasselbrack, J. Mao, M. Stephen, and J. Abshire. 2013. "Pulsed airborne lidar measurements of atmospheric optical depth using the Oxygen A-band at 765 nm." Applied optics 52 (25): 6369--6382

    Ramanathan, A. K., J. Mao, G. R. Allan, et al. H. Riris, C. J. Weaver, W. E. Hasselbrack, E. V. Browell, and J. B. Abshire. 2013. "Spectroscopic measurements of a CO₂ absorption line in an open vertical path using an airborne lidar." Applied Physics Letters 103 (21): 214102 [10.1063/1.4832616]

    Abshire, J. B., A. Ramanathan, H. Riris, et al. J. Mao, G. R. Allan, W. E. Hasselbrack, C. J. Weaver, and E. V. Browell. 2013. "Airborne Measurements of CO2 Column Concentration and Range Using a Pulsed Direct-Detection IPDA Lidar." Remote Sensing 6 (1): 443-469 [10.3390/rs6010443]

    Riris, H., M. Rodriguez, G. Allan, et al. W. E. Hasselbrack, M. A. Stephen, and J. B. Abshire. 2012. "Airborne LIDAR Measurements of Atmospheric Pressure Made Using the Oxygen A-band." Lasers, Sources, and Related Photonic Devices LT2B.5 [10.1364/LACSEA.2012.LT2B.5]

    Numata, K., H. Riris, S. Li, et al. S. Wu, S. R. Kawa, M. Krainak, and J. Abshire. 2012. "Ground demonstration of trace gas lidar based on optical parametric amplifier." Journal of Applied Remote Sensing 6 (1): 063561 [10.1117/1.JRS.6.063561]

    Riris, H., K. Numata, S. X. Li, et al. S. T. Wu, A. K. Ramanathan, M. W. Dawsey, J. Mao, S. R. Kawa, and J. B. Abshire. 2012. "Airborne measurements of atmospheric methane column abundance made using a pulsed IPDA lidar." Applied Optics 51 (34): 8296-8305 [10.1364/AO.51.008296]

    Smith, D. E., M. T. Zuber, G. Jackson, et al. J. Cavanaugh, G. A. Neumann, H. Riris, X. Sun, R. S. Zellar, C. Coltharp, J. Connelly, R. Katz, I. Kleyner, P. M. Liiva, A. Matuszeski, E. Mazarico, J. L. Mcgarry, A. Nova-Gradac, M. Ott, C. Peters, L. A. Ramos-Izquierdo, L. Ramsey, D. D. Rowlands, S. Schmidt, V. S. Scott, G. Shaw, J. Swinski, M. H. Torrence, G. Unger, A. Yu, and T. W. Zagwodzki. 2010. "The Lunar Orbiter Laser Altimeter Investigation on the Lunar Reconnaissance Orbiter Mission." Space Science Reviews 150 (1-4): 209-241

    Abshire, J. B., X. Sun, H. Riris, et al. J. M. Sirota, J. F. McGarry, S. Palm, D. Yi, and P. Liiva. 2005. "Geoscience Laser Altimeter System (GLAS) on the ICESat Mission: On-orbit measurement performance." Geophysical Research Letters 32 (21): L21S02 [Full Text (Link)] [10.1029/2005GL024028]

    Riris, H., C. B. Carlisle, R. E. Warren, et al. D. E. Cooper, R. Martinelli, R. Menna, P. York, D. Garbuzov, H. Lee, J. Abeles, N. Morris, J. Connolly, and S. Narayan. 1996. "Signal processing strategies in tunable diode laser spectrometers." Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 52 (8): 843-849 [10.1016/0584-8539(95)01605-8]

    Riris, H., C. B. Carlisle, R. E. Warren, and D. E. Cooper. 1994. "Signal-to-noise ratio enhancement in frequency-modulation spectrometers by digital signal processing." Optics Letters 19 (2): 144 [10.1364/ol.19.000144]

    Riris, H., C. B. Carlisle, and R. E. Warren. 1994. "Kalman filtering of tunable diode laser spectrometer absorbance measurements." Applied Optics 33 (24): 5506 [10.1364/ao.33.005506]

    Non-Refereed

    Stephen, M. A., A. W. Yu, M. A. Krainak, et al. J. B. Abshire, D. J. Harding, H. Riris, S. X. Li, J. Chen, K. Numata, S. Wu, and J. Camp. 2011. "Spaceborne laser development for future remote sensing applications." Infrared Remote Sensing and Instrumentation XIX, Proceedings of SPIE 8154 [10.1117/12.896693]

    Yu, A. W., M. A. Krainak, M. A. Stephen, et al. J. B. Abshire, D. J. Harding, H. Riris, S. X. Li, J. R. Chen, G. R. Allan, K. Numata, S. T. Wu, and J. B. Camp. 2011. "Spaceflight laser development for future remote sensing applications." Lidar Technologies, Techniques, and Measurements for Atmospheric Remote Sensing VII, Proceedings of SPIE 8182 [10.1117/12.898547]

    Sun, X., H. Riris, J. F. Cavanaugh, et al. J. L. Mcgarry, G. B. Jackson, R. S. Zellar, D. E. Smith, and M. T. Zuber. 2007. "The Lunar Orbiter Laser Altimeter and the Laser Ranging System on the Lunar Reconnaissance Orbiter." Proceedings of the 2007 Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science) 1-5 1469+ [Full Text (Link)]

                                                                                                                                                                                            
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