Search Results - "HAMARA, D. K"

Evidence for Calcium Carbonate at the Mars Phoenix Landing Site by Boynton, W.V, Ming, D.W, Kounaves, S.P, Young, S.M.M, Arvidson, R.E, Hecht, M.H, Hoffman, J, Niles, P.B, Hamara, D.K, Quinn, R.C, Smith, P.H, Sutter, B, Catling, D.C, Morris, R.V

“…Carbonates are generally products of aqueous processes and may hold important clues about the history of liquid water on the surface of Mars. Calcium carbonate…”
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Concentration of H, Si, Cl, K, Fe, and Th in the low- and mid-latitude regions of Mars by Boynton, W. V., Taylor, G. J., Evans, L. G., Reedy, R. C., Starr, R., Janes, D. M., Kerry, K. E., Drake, D. M., Kim, K. J., Williams, R. M. S., Crombie, M. K., Dohm, J. M., Baker, V., Metzger, A. E., Karunatillake, S., Keller, J. M., Newsom, H. E., Arnold, J. R., Brückner, J., Englert, P. A. J., Gasnault, O., Sprague, A. L., Mitrofanov, I., Squyres, S. W., Trombka, J. I., d'Uston, L., Wänke, H., Hamara, D. K.

“…We report maps of the concentrations of H, Si, Cl, K, Fe, and Th as determined by the Gamma Ray Spectrometer (GRS) on board the 2001 Mars Odyssey Mission for…”
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The detection of carbonate in the martian soil at the Phoenix Landing site: A laboratory investigation and comparison with the Thermal and Evolved Gas Analyzer (TEGA) data by Sutter, B., Boynton, W.V., Ming, D.W., Niles, P.B., Morris, R.V., Golden, D.C., Lauer, H.V., Fellows, C., Hamara, D.K., Mertzman, S.A.

“…► Phoenix-TEGA data consistent with carbonate detection in Mars soil. ► 3–6wt.% carbonate as calcite, dolomite, and/or ankerite. ► Magnesite and/or siderite…”
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Equatorial and midlatitude distribution of chlorine measured by Mars Odyssey GRS by Keller, J. M., Boynton, W. V., Karunatillake, S., Baker, V. R., Dohm, J. M., Evans, L. G., Finch, M. J., Hahn, B. C., Hamara, D. K., Janes, D. M., Kerry, K. E., Newsom, H. E., Reedy, R. C., Sprague, A. L., Squyres, S. W., Starr, R. D., Taylor, G. J., Williams, R. M. S.

“…The 2001 Mars Odyssey Gamma Ray Spectrometer (GRS) has made the first measurement of the equatorial and midlatitude distribution of Cl at the near‐surface of…”
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CO2 frost cap thickness on Mars during northern winter and spring by Feldman, W. C., Prettyman, T. H., Boynton, W. V., Murphy, J. R., Squyres, S., Karunatillake, S., Maurice, S., Tokar, R. L., McKinney, G. W., Hamara, D. K., Kelly, N., Kerry, K.

“…The thickness of seasonal CO2 frost that covers the north pole of Mars during the winter and spring seasons is studied using gamma ray and neutron data…”
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Distribution of Hydrogen in the near Surface of Mars: Evidence for Subsurface Ice Deposits by Boynton, W. V., Feldman, W. C., Squyres, S. W., Prettyman, T. H., Brückner, J., Evans, L. G., Reedy, R. C., Starr, R., Arnold, J. R., Drake, D. M., Englert, P. A. J., Metzger, A. E., Mitrofanov, Igor, Trombka, J. I., d'Uston, C., Wänke, H., Gasnault, O., Hamara, D. K., Janes, D. M., Marcialis, R. L., Maurice, S., Mikheeva, I., Taylor, G. J., Tokar, R., Shinohara, C.

“…Using the Gamma-Ray Spectrometer on the Mars Odyssey, we have identified two regions near the poles that are enriched in hydrogen. The data indicate the…”
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The Mars Odyssey Gamma-Ray Spectrometer Instrument Suite by Boynton, W V, Feldman, W C, Mitrofanov, I G, Evans, L G, Reedy, R C, Squyres, S W, Starr, R, Trombka, JI, d'Uston, C, Arnold, J R, Englert, PAJ, Metzger, A E, Waenke, H, Brueckner, J, Drake, D M, Shinohara, C, Fellows, C, Hamara, D K, Harshman, K, Kerry, K, Turner, C, Ward, M, Barthe, H, Fuller, K R, Storms, SA, Thornton, G W, Longmire, J L, Litvak, M L, Ton'chev, A K

“…The Mars Odyssey Gamma-Ray Spectrometer is a suite of three different instruments, a gamma subsystem (GS), a neutron spectrometer, and a high-energy neutron…”
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Maps of Subsurface Hydrogen from the High Energy Neutron Detector, Mars Odyssey by Mitrofanov, I., Anfimov, D., Kozyrev, A., Litvak, M., Sanin, A., V. Tret'yakov, Krylov, A., Shvetsov, V., Boynton, W., Shinohara, C., Hamara, D., Saunders, R. S.

“…After 55 days of mapping by the High Energy Neutron Detector onboard Mars Odyssey, we found deficits of high-energy neutrons in the southern highlands and…”
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Evidence for Calcium Carbonate at the Mars Phoenix Landing Site by BOYNTON, W. V, MING, D. W, SMITH, P. H, SUTTER, B, CATLING, D. C, MORRIS, R. V, KOUNAVES, S. P, YOUNG, S. M. M, ARVIDSON, R. E, HECHT, M. H, HOFFMAN, J, NILES, P. B, HAMARA, D. K, QUINN, R. C

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CO sub(2) frost cap thickness on Mars during northern winter and spring by Feldman, W C, Prettyman, TH, Boynton, W V, Murphy, J R, Squyres, S, Karunatillake, S, Maurice, S, Tokar, R L, McKinney, G W, Hamara, D K, Kelly, N, Kerry, K

“…The thickness of seasonal CO sub(2) frost that covers the north pole of Mars during the winter and spring seasons is studied using gamma ray and neutron data…”
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CO 2 frost cap thickness on Mars during northern winter and spring by Feldman, W. C., Prettyman, T. H., Boynton, W. V., Murphy, J. R., Squyres, S., Karunatillake, S., Maurice, S., Tokar, R. L., McKinney, G. W., Hamara, D. K., Kelly, N., Kerry, K.

“…The thickness of seasonal CO 2 frost that covers the north pole of Mars during the winter and spring seasons is studied using gamma ray and neutron data…”
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CO2 frost cap thickness on Mars during northern winter and spring by FELDMAN, W. C, PRETTYMAN, T. H, KELLY, N, KERRY, K, BOYNTON, W. V, MURPHY, J. R, SQUYRES, S, KARUNATILLAKE, S, MAURICE, S, TOKAR, R. L, MCKINNEY, G. W, HAMARA, D. K

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Concentration of H, Si, Cl, K, Fe, and Th in the low-and mid-latitude regions of Mars by BOYNTON, W. V, TAYLOR, G. J, CROMBIE, M. K, DOHM, J. M, BAKER, V, METZGER, A. E, KARUNATILLAKE, S, KELLER, J. M, NEWSOM, H. E, ARNOLD, J. R, BRÜCKNER, J, ENGLERT, P. A. J, EVANS, L. G, GASNAULT, O, SPRAGUE, A. L, MITROFANOV, I, SQUYRES, S. W, TROMBKA, J. I, D'USTON, L, WÄNKE, H, HAMARA, D. K, REEDY, R. C, STARR, R, JANES, D. M, KERRY, K. E, DRAKE, D. M, KIM, K. J, WILLIAMS, R. M. S

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Thermal and Evolved Gas Analyzer: Part of the Mars Volatile and Climate Surveyor integrated payload by Boynton, William V., Bailey, Samuel H., Hamara, David K., Williams, Michael S., Bode, Rolfe C., Fitzgibbon, Michael R., Ko, WenJeng, Ward, Michael G., Sridhar, K. R., Blanchard, Jeff A., Lorenz, Ralph D., May, Randy D., Paige, David A., Pathare, Asmin V., Kring, David A., Leshin, Laurie A., Ming, Douglas W., Zent, Aaron P., Golden, D. C., Kerry, Kristopher E., Lauer, H. Vern, Quinn, Richard C.

“…The Thermal and Evolved Gas Analyzer (TEGA) on the Mars Polar Lander spacecraft is composed of two separate components which are closely coupled: a…”
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The Mars Odyssey Gamma-Ray Spectrometer instrument suite: 2001 Mars Odyssey by BOYNTON, W. V, FELDMAN, W. C, ENGLERT, P. A. J, METZGER, A. E, WÄNKE, H, BRÜCKNER, J, DRAKE, D. M, SHINOHARA, C, FELLOWS, C, HAMARA, D. K, HARSHMAN, K, KERRY, K, MITROFANOV, I. G, TURNER, C, WARD, M, BARTHE, H, FULLER, K. R, STORMS, S. A, THORNTON, G. W, LONGMIRE, J. L, LITVAK, M. L, TON'CHEV, A. K, EVANS, L. G, REEDY, R. C, SQUYRES, S. W, STARR, R, TROMBKA, J. I, D'USTON, C, ARNOLD, J. R

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Distribution of hydrogen in the near surface of Mars: Evidence for subsurface ice deposits by BOYNTON, W. V, FELDMAN, W. C, ENGLERT, P. A. J, METZGER, A. E, MITROFANOV, Igor, TROMBKA, J. I, D'USTON, C, WÄNKE, H, GASNAULT, O, HAMARA, D. K, JANES, D. M, MARCIALIS, R. L, SQUYRES, S. W, MAURICE, S, MIKHEEVA, I, TAYLOR, G. J, TOKAR, R, SHINOHARA, C, PRETTYMAN, T. H, BRÜCKNER, J, EVANS, L. G, REEDY, R. C, STARR, R, ARNOLD, J. R, DRAKE, D. M

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