PRESENT POSITION:

Astrophysicist, Planetary Systems Branch
NASA/Goddard Space Flight Center

EDUCATION:

A.B., magna cum laude, Physics, Princeton University, 1974
Ph.D., Physics, Harvard University, 1981

RESEARCH INTERESTS:

Fourier Transform, Infrared Spectroscopy of the Stratosphere, and of the Outer Planets; Infrared Sensor Development using High Tc Superconductor Thin Films
1990-present: P.I., High Tc Sensor PIDDP
1988-present: Co. I., Cassini CIRS

EXPERIENCE:

1981-84 Member of the Technical Staff, Massachusetts Institute of Technology
1984-85 Science Systems and Applications, Seabrook, MD

SELECTED PUBLICATIONS:

1. 1995 "Deposition of High Quality YBa2CU3O7-x Films on Ultrathin (12mm thick) Sapphire Substrates for Infrared Detector Applications", A. Pique, K. Harshavardhan, J. Moses, M. Mathur, T. Venkatesan, J. C. Brasunas and B. Lakew, Appl. Phys. Letter, 67, 1920.
2. 1994 "Transition-edge 1/f Noise in YBa2 Cu3O7-x Thin Films Before and After Exposure to Ionizing Radiation", J. C. Brasunas and B. Lakew, J. Appl. Phys., 75, 565.
3. 1994 "High Tc Superconductor Bolometer with Record Performance", J. C. Brasunas, and B. Lakew, Appl. Phys. Letter, 64, 777.
4. 1992 "High Temperature-Superconducting Magnetic Susceptibility Bolometer", J. C. Brasunas, B. Lakew and C. Lee, J. Appl. Phys., 71, 3639.
5. 1989 "Construction and Performance of a High-Temperature-Superconductor Composite Bolometer", J. C. Brasunas, S. H. Moseley, B. Lakew, R. H. Ono, D. G. McDonal, J. A. Beall, and J. E. Sauvageau, J. Appl. Phys., 66, 4551.
6. 1988 "Cryogenic Fourier Spectrometer for Measuring Trace Species in the Lower Stratosphere", John C. Brasunas, Virgil G. Kunde, and L. W. Hearth, Applied Optics, 27, 4964.
7. 1988 "Measurement of Nighttime Stratospheric N2O5 from Infrared Emission Spectra", V. G. Kunde, J. C. Brasunas, W. C. Maguire, J. R. Herman, S. T. Massie, M. M. Abbas, L. W. Herath, and W. A. Shaffer, Geophys. Res. Lett., 15, 1177.
8. 1987 "Atmospheric Infrared Emission of C1ONO2 Observed by a Balloon-Borne Fourier Spectrometer", S. T., Massie, J. A. Davidson, C. A. Cantrell, A. H. McDaniel, J. C. Gille, V. G. Kunde, J. C. Brasunas, B. J. Conrath, W. C. Maguire, A. Goldman, and M. M. Abbas, J. Geophys. Res., 92, 14806.
9. 1987 "Infrared Spectroscopy of the Lower Stratosphere with a Balloon-Borne Cryogenic Fourier Spectrometer", V. G. Kunde, J. C. Brasunas, B. J. Conrath, R. A. Hanel, J. R. Herman, D. E. Jennings, W. C. Maguire, D. W. Walser, J. N. Annen, M. J. Silverstein, M. M. Abbas, L. W. Herath, H. L. Buijs, J. N. Berube, and J. McKinnon, Applied Optics, 26, 545.
10. 1980 "Far Infrared Measurements of Stratospheric HC1", K. V. Chance, J. C. Brasunas, and W. A. Traub, Geophys. Res. Lett., 7, 704.

Last Modified: 10 March 1998

Curator: Jennifer Kalb, Raytheon STX
Email: Jennifer.Kalb@gsfc.nasa.gov

Responsible NASA Representative: Dr. Drake Deming
E-mail: Drake.Deming@gsfc.nasa.gov