Mapping the elemental composition of ceres and vesta: Dawn's gamma ray and neutron detector

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5660, Issue , 2004, Pages 107-116

  Prettyman, T H ^a   Feldman, W C ^a   Barraclough, B L ^a   Capria, M T ^b   Coradini, A ^b   Enemark, D C ^a   Fuller, K R ^a   Lawrence, D J ^a   Patrick, D E ^a   Raymond, C A ^c   Storms, S A ^a   Williford, R L ^a  

^a LOS ALAMOS NATIONAL LABORATORY   (United States)

^b INAF OSSERVATORIO ASTROFISICO DI TORINO   (Italy)

^c CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Asteroids; Dawn; Gamma ray; Spectroscopy

Indexed keywords

GAMMA RAYS; GEOCHEMISTRY; INFRARED SPECTROMETERS; NEUTRON BEAMS; PLANETS; SOLAR SYSTEM; SPACE RESEARCH; SPECTROSCOPIC ANALYSIS;

ASTERIODS; DAWN; FRAMING CAMERA (FC); VISUAL AND INFRARED MAPPING SPECTROMETERS (VIR);

DETECTORS;

EID: 20344374428     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.578551     Document Type: Conference Paper

References (21)

1. Coradini, A. et al., 1998. VIRTIS: an imaging spectrometer for the Rosetta mission, Planet. Space. Sci., 46, 9/10, 1291-1304.
2. Elphic, R. C., D. J. Lawrence, W. C. Feldman, B. L. Barraclough, S. Maurice, A. B. Binder, P. G. Lucey, Lunar rare earth element distribution and ramifications for FeO and TiO2: Lunar Prospector neutron spectrometer observations, Journal of Geophysical Research, Vol. 105, No. E8, pp. 20,333-20,345, August 25, 2000.
3. Feldman, W. C., D. J. Lawrence, R. C. Elphic, D. T. Vaniman, D. R. Thomsen, B. L. Barraclough, S. Maurice, A. B. Binder, Chemical information content of lunar thermal and epithermal neutrons, Journal of Geophysical Research, Vol. 105, No. E8, pp. 20,347-20,363, August 25, 2000.
4. Feldman, W. C., S. Maurice, D. J. Lawrence, R. C. Little, S. L. Lawson, O. Gasnault, R. C. Wiens, B. L. Barraclough, R. C. Elphic, T. H. Prettyman, J. T. Steinberg, and A. B. Binder, Evidence for water ice near the lunar poles, Journal of Geophysical Research, Vol. 106, No. E10, pp. 23,231-23,251, Oct. 25, 2001.
5. Feldman, W. C., K. Ahola, B. L. Barraclough, R. D. Belian, R. K. Black, R. C. Elphic, D. T. Everett, K. R. Fuller, J. Kroesche, D. J. Lawrence, S. L. Lawson, J. L. Longmire, S. Maurice, M. C. Miller, T. H. Prettyman, S. A. Storms, G. W. Thornton, Gamma-Ray, Neutron, and Alpha-Particle Spectrometers for the Lunar Prospector mission, Journal of Geophysical Research, VOL. 109, E07S06, doi:10.1029/2003JE002207, 2004a.
6. Feldman, W. C., T. H. Prettyman, S. Maurice, J. J. Plaut, D. L. Bish, D. T. Vaniman, M. T. Mellon, A. E. Metzger, S. W. Squyres, S. Karunatillake, W. V. Boynton, R. C. Elphic, H. O. Funsten, D. J. Lawrence, and R. L. Tokar, Global distribution of near-surface hydrogen on Mars, Journal of Geophysical Research, Vol. 109, E09006, doi:10.1029/2003JE002160, 2004b.
7. 4 at equatorial latitudes on Mars, Geophysical Research Letters, Vol. 31, L16702, doi:10.1029/2004GL020181, 2004c.
8. Gasnault, O., W. C. Feldman, S. Maurice, I. Genetay, C. d'Uston, T. H. Prettyman, and K. R. Moore, Composition from fast neutrons: Application to the Moon, Geophys. Res. Lett., 28(19), 3797-3800, 2001.
9. Lawrence, D. J., W. C. Feldman, R. C. Elphic, R. C. Little, T. H. Prettyman, S. Maurice, P. G. Lucey, A. B. Binder, Iron abundances on the lunar surface as measured by the Lunar Prospector gamma-ray and neutron spectrometers, Journal of Geophysical Research, Vol. 107, No. E12, 5130, doi: 10.1029/2001JE001530, 2002.
10. Lawrence, D. J., S. Maurice, W. C. Feldman, Gamma-ray measurements from Lunar Prospector: Time series data reduction for the gamma-ray spectrometer, Journal of Geophysical Research (JUN 9 2004) v.109, no.E7, P.E07S05.
11. Maurice S., W. C. Feldman, D. J. Lawrence, R. C. Elphic, O. Gasnault, C. d'Uston, I. Genetay, P. G. Lucey, High-energy neutrons from the Moon, Journal of Geophysical Research, Vol. 105, No. E8 (2000) pp. 20365-20375.
12. Mustard, J.F., et al., 1989. Photometric phase functions of common geologic minerals and applications to quantitative analysis of mineral mixture reflectance spectra. J. Geophys. Res. 94, 13,619-13,634 NOB1 Opag.
13. Prettyman, T. H., D. J. Lawrence, D. T. Vaniman, R. C. Elphic, and W. C. Feldman, Classification of regolith materials from Lunar Prospector data reveals a magnesium-rich highland province," Workshop on the Moon Beyond 2002: Next Steps in Lunar Science and Exploration, September 12-14, 2002, Taos, New Mexico.
14. Prettyman, T. H., Feldman, W. C., Fuller, K. R., Storms, S. A., Soldner, S. A, Szeles, Cs., Ameduri, F. P., Lawrence, D. J., Browne, M. C., Moss, C. E., CdZnTe Gamma-Ray Spectrometer for Orbital Planetary Missions, IEEE Transactions on Nuclear Science, Vol. 49, 1881-1886, 2002.
15. Prettyman, T. H., W. C. Feldman, F. P. Ameduri, B. L. Barraclough, E. W. Cascio, K. R. Fuller, H. O. Funsten, D. J. Lawrence, G. W. McKinney, C. T. Russell, S. A. Soldner, S. A. Storms, Cs. Szeles, R. L. Tokar, Gamma-Ray and Neutron Spectrometer for the Dawn Mission to 1 Ceres and 4 Vesta, IEEE Transactions on Nuclear Science, Vol. 50, No. 4 (August 2003) pp. 1190-1197.
16. Prettyman, et al., W. C. Feldman, M. T. Mellon, G. W. McKinney, W. V. Boynton, S. Karunatillake, D. J. Lawrence, S. Maurice, A. E. Metzger, J. R. Murphy, S. W. Squyres, R. D. Starr, and R. L. Tokar, Composition and structure of the Martian surface at high southern latitudes from neutron spectroscopy, Journal of Geophysical Research, Vol. 109, E05001, doi:10.1029/2003JE002139, 2004a.
17. Prettyman, T. H., R. C. Wiens, J. R. Murphy, J. M. Reisner, and W. C. Feldman, Seasonal cycle of carbon dioxide and atmospheric circulation in Mars' southern hemisphere as observed by neutron spectroscopy, Lunar and Planetary Science XXXV (2004), Abstract 1878.
18. Prettyman, T. H. and T. N. Titus, Exploring Martian Polar Atmospheric Circulation and Surface Interactions, Eos,Vol. 85, No. 41, 12 October 2004c.
19. Reedy, R. C., J. R. Arnold, J. I., Trombka, Expected gamma ray emission spectra from the lunar surface as a function of chemical composition, Journal of Geophysical Research (10 Sept. 1973) Vol.78, No. 26, p.5847-66.
20. Russell, C. T., A. Coradini, U. Christensen, M.C. De Sanctis, W.C. Feldman, R. Jaumann, H.U. Keller, A.S. Konopliv, T.B. McCord, L.A. McFadden, H.Y. McSween, S. Mottola, G. Neukum, C.M. Pieters, T.H. Prettyman, C.A. Raymond, D.E. Smith, M.V. Sykes, E.G. Williams, J. Wise, M.T. Zuber, Dawn: A journey in space and time, Planetary and Space Science 52 (2004) 341-365.
21. Treiman, A. H., A. Lanzirotti, D. Xirouchakis, Ancient water on asteroid 4 Vesta: evidence from a quartz veinlet in the Serra de Mage eucrite meteorite, Earth and Planetary Science Letters 219 (2004) 189-199.