David Lawrence
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240-228-9615
David.J.Lawrence@jhuapl.edu
:
SES
: Physicist; Planetary Scientist
: Planetary, Heliophysics
Dawn, GRaND, Lunar Prospector, GRS, NS, APS, Mars Odyssey, GRS, MESSENGER, GRNS, SMART-1, Mission Only
| Degree | Field of Study | Year Attained | Institution Name |
|---|---|---|---|
| Ph. D. | Physics | 1996 | Washington University in St. Louis |
| M. A. | Physics | 1992 | Washington University in St. Louis |
| B. S. | Physics and Mathematics | 1990 | Texas Christian University |
|
I carry out a wide variety of research in planetary and space physics ranging from studies of planetary compositions, solar and magnetophysics, and the development of instrumentation and analysis techniques needed to carry out these studies. Areas of specific expertise, capabilities, and projects are given below.
|
| AGU Index Category | AGU Index Sub-Category |
|---|---|
| PLANETARY SCIENCES: SOLID SURFACE PLANETS | Composition |
| PLANETARY SCIENCES: SOLID SURFACE PLANETS | Interactions with particles and fields |
| PLANETARY SCIENCES: SOLID SURFACE PLANETS | Magnetospheres |
| PLANETARY SCIENCES: SOLID SURFACE PLANETS | Instruments and techniques |
| PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS | Moon |
| PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS | Mercury |
| PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS | Mars |
| PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS | Asteroids |
| SOLAR PHYSICS, ASTROPHYSICS, AND ASTRONOMY | Energetic particles |
| PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS | Instruments and techniques |
:
| Start Year | End Year | Description |
|---|---|---|
| 1996 | 1999 | Post-doctoral Research Associate, Los Alamos National Laboratory |
| 1999 | 2008 | Technical Staff Member, Group ISR-1, Los Alamos National Laboratory |
| 2005 | 2005 | Visiting Scientist, Rutherford Appleton Laboratory, United Kingdom |
| 2006 | 2007 | Director of Center for Space Science and Exploration, Los Alamos National Laboratory |
| 2005 | 2008 | Section Leader of Gamma-Ray/Neutron Section of International, Space, and Response Group, Los Alamos National Laboratory |
| 2010 | 2014 | Section Supervisor of Moon/Exploration Section in Planetary Exploration Group, Space Department, JHU/APL |
| 2008 | Current | Principal Professional Staff, Space Exploration Sector, JHU/APL |
| Start Year | End Year | Description |
|---|---|---|
| 2006 | 2007 | Member of the National Research Council Committee on Lunar Science Priorities and Goals |
| 1996 | Current | Member American Geophysical Union |
| Year | Description |
|---|---|
| 2008 | JHU/APL Janney Publications Fellowship |
| 2009, 2014 | JHU/APL Outstanding Publication Awards |
| 1999, 1999, 2008, 2013 | NASA Group Achievement Awards for Lunar Prospector, Deep Space 1, MESSENGER and Dawn |
| 1998, 2002, 2004 | Los Alamos National Laboratory Distinguished Performance Awards |
| 1998 | Los Alamos National Laboratory Achievement Award |
| 1994 - 1996 | NASA Graduate Student Researchers Fellowship |
:
| The following publication information was downloaded from http://www.researcherId.com/rid/E-7463-2015. |
Battarbee, M., Guo, J., Dalla, S., Wimmer-Schweingruber, R., Swalwell, B., Lawrence, D. J., (2018), Multi-spacecraft observations and transport simulations of solar energetic particles for the May 17th 2012 event, Astronomy & Astrophysics, 612
Lawrence, David J., Fix, Samuel, Goldsten, John O., Heuer, Steven, V, Hourani, Ramsey S., Kerem, Samuel, Peplowski, Patrick N., (2018), Near-space operation of compact CsI, CLYC, and CeBr3 sensors: Results from two high-altitude balloon flights, Nuclear Instruments & Methods in Physics Research Section a-Accelerators Spectrometers Detectors and Associated Equipment, 905, 33-46
Lawrence, David J., Peplowski, Patrick N., Beck, Andrew W., Feldman, William C., Prettyman, Thomas H., Russell, Chris T., Toplis, Michael J., Wilson, Jack T., Ammannito, Eleonora, Castillo-Rogez, Julie C., DeSanctis, M. C., Mest, Scott C., Neesemann, Adrian, (2018), Compositional variability on the surface of 1 Ceres revealed through GRaND measurements of high-energy gamma rays, Meteoritics & Planetary Science, 53, 1805-1819
Lorenz, Ralph D., Turtle, Elizabeth P., Barnes, Jason W., Trainer, Melissa G., Adams, Douglas S., Hibbard, Kenneth E., Sheldon, Colin Z., Zacny, Kris, Peplowski, Patrick N., Lawrence, David J., Ravine, Michael A., McGee, Timothy G., Sotzen, Kristin S., MacKenzie, Shannon M., Langelaan, Jack W., Schmitz, Sven, Wolfarth, Lawrence S., Bedini, Peter D., (2018), Dragonfly: A Rotorcraft Lander Concept for Scientific Exploration at Titan, Johns Hopkins Apl Technical Digest, 34, 374-387
Nikoukar, Romina, Lawrence, David J., Peplowski, Patrick N., Dewey, Ryan M., Korth, Haje, Baker, Daniel N., McNutt, Ralph L., Jr., (2018), Statistical Study of Mercury's Energetic Electron Events as Observed by the Gamma-Ray and Neutron Spectrometer Instrument Onboard MESSENGER, Journal of Geophysical Research-Space Physics, 123, 4961-4978
Oberst, Juergen, Wickhusen, Kai, Willner, Konrad, Gwinner, Klaus, Spiridonova, Sofya, Kahle, Ralph, Coates, Andrew, Herique, Alain, Plettemeier, Dirk, Diaz-Michelena, Marina, Zakharov, Alexander, Futaana, Yoshifumi, Paetzold, Martin, Rosenblatt, Pascal, Lawrence, David J., Lainey, Valery, Gibbings, Alison, Gerth, Ingo, (2018), DePhine - The Deimos and Phobos Interior Explorer, Advances in Space Research, 62, 2220-2238
Peplowski, Patrick N., Wilson, Jack T., Beck, Andrew W., Burks, Morgan, Goldsten, John O., Lawrence, David J., (2018), Characterizing near-surface elemental layering on Mars using gamma-ray spectroscopy: A proof-of-principle experiment, Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions With Materials and Atoms, 415, 89-99
Wilson, J. T., Lawrence, D. J., Peplowski, P. N., Cahill, J. T. S., Eke, V. R., Massey, R. J., Teodoro, L. F. A., (2018), Image Reconstruction Techniques in Neutron and Gamma Ray Spectroscopy: improving Lunar Prospector Data, Journal of Geophysical Research-Planets, 123, 1804-1822
Winslow, Reka M., Schwadron, Nathan A., Lugaz, Noe, Guo, Jingnan, Joyce, Colin J., Jordan, Andrew P., Wilson, Jody K., Spence, Harlan E., Lawrence, David J., Wimmer-Schweingruber, Robert F., Mays, M. Leila, (2018), Opening a Window on ICME-driven GCR Modulation in the Inner Solar System, Astrophysical Journal, 856
Beck, Andrew W., Lawrence, David J., Peplowski, Patrick N., Viviano-Beck, Christina E., Prettyman, Thomas H., McCoy, Timothy J., McSween, Harry Y., Jr., Yamashita, Naoyuki, (2017), Igneous lithologies on asteroid (4) Vesta mapped using gamma-ray and neutron data, Icarus, 286, 35-45
Dewey, Ryan M., Slavin, James A., Raines, Jim M., Baker, Daniel N., Lawrence, David J., (2017), Energetic Electron Acceleration and Injection During Dipolarization Events in Mercury's Magnetotail, Journal of Geophysical Research-Space Physics, 122, 12170-12188
Eke, Vincent R., Lawrence, David J., Teodoro, Luis F. A., (2017), How thick are Mercury's polar water ice deposits?, Icarus, 284, 407-415
Lawrence, David J., (2017), A tale of two poles: Toward understanding the presence, distribution, and origin of volatiles at the polar regions of the Moon and Mercury, Journal of Geophysical Research-Planets, 122, 21-52
Lawrence, David J., Peplowski, Patrick N., Beck, Andrew W., Feldman, William C., Frank, Elizabeth A., McCoy, Timothy J., Nittler, Larry R., Solomon, Sean C., (2017), Compositional terranes on Mercury: Information from fast neutrons, Icarus, 281, 32-45
Prettyman, T. H., Yamashita, N., Toplis, M. J., McSween, H. Y., Schorghofer, N., Marchi, S., Feldman, W. C., Castillo-Rogez, J., Forni, O., Lawrence, D. J., Ammannito, E., Ehlmann, B. L., Sizemore, H. G., Joy, S. P., Polanskey, C. A., Rayman, M. D., Raymond, C. A., Russell, C. T., (2017), Extensive water ice within Ceres' aqueously altered regolith: Evidence from nuclear spectroscopy, Science, 355, 55-58
Baker, Daniel N., Dewey, Ryan M., Lawrence, David J., Goldsten, John O., Peplowski, Patrick N., Korth, Haje, Slavin, James A., Krimigis, Stamatios M., Anderson, Brian J., Ho, George C., McNutt, Ralph L., Jr., Raines, Jim M., Schriver, David, Solomon, Sean C., (2016), Intense energetic electron flux enhancements in Mercury's magnetosphere: An integrated view with high-resolution observations from MESSENGER, Journal of Geophysical Research-Space Physics, 121, 2171-2184
Lawrence, David J., Peplowski, Patrick N., Feldman, William C., Schwadron, Nathan A., Spence, Harlan E., (2016), Galactic cosmic ray variations in the inner heliosphere from solar distances less than 0.5AU: Measurements from the MESSENGER Neutron Spectrometer, Journal of Geophysical Research-Space Physics, 121, 7398-7406
Miller, Richard S., Lawrence, David J., (2016), FIRST LIGHT: MeV ASTROPHYSICS FROM THE MOON, Astrophysical Journal Letters, 823
Peplowski, Patrick N., Beck, Andrew W., Lawrence, David J., (2016), Geochemistry of the lunar highlands as revealed by measurements of thermal neutrons, Journal of Geophysical Research-Planets, 121, 388-401
Peplowski, Patrick N., Klima, Rachel L., Lawrence, David J., Ernst, Carolyn M., Denevi, Brett W., Frank, Elizabeth A., Goldsten, John O., Murchie, Scott L., Nittler, Larry R., Solomon, Sean C., (2016), Remote sensing evidence for an ancient carbon-bearing crust on Mercury, Nature Geoscience, 9, 273-+
Russell, C. T., Raymond, C. A., Ammannito, E., Buczkowski, D. L., De Sanctis, M. C., Hiesinger, H., Jaumann, R., Konopliv, A. S., McSween, H. Y., Nathues, A., Park, R. S., Pieters, C. M., Prettyman, T. H., McCord, T. B., McFadden, L. A., Mottola, S., Zuber, M. T., Joy, S. P., Polanskey, C., Rayman, M. D., Castillo-Rogez, J. C., Chi, P. J., Combe, J. P., Ermakov, A., Fu, R. R., Hoffmann, M., Jia, Y. D., King, S. D., Lawrence, D. J., Li, J. -Y., Marchi, S., Preusker, F., Roatsch, T., Ruesch, O., Schenk, P., Villarreal, M. N., Yamashita, N., (2016), Dawn arrives at Ceres: Exploration of a small, volatile-rich world, Science, 353, 1008-1010
Schwadron, N. A., Wilson, J. K., Looper, M. D., Jordan, A. P., Spence, H. E., Blake, J. B., Case, A. W., Iwata, Y., Kasper, J. C., Farrell, W. M., Lawrence, D. J., Livadiotis, G., Mazur, J., Petro, N., Pieters, C., Robinson, M. S., Smith, S., Townsend, L. W., Zeitlin, C., (2016), Signatures of volatiles in the lunar proton albedo, Icarus, 273, 25-35
Siegler, M. A., Miller, R. S., Keane, J. T., Laneuville, M., Paige, D. A., Matsuyama, I., Lawrence, D. J., Crotts, A., Poston, M. J., (2016), Lunar true polar wander inferred from polar hydrogen, Nature, 531, 480-+
Evans, Larry G., Peplowski, Patrick N., McCubbin, Francis M., McCoy, Timothy J., Nittler, Larry R., Zolotov, Mikhail Yu., Ebel, Denton S., Lawrence, David J., Starr, Richard D., Weider, Shoshana Z., Solomon, Sean C., (2015), Chlorine on the surface of Mercury: MESSENGER gamma-ray measurements and implications for the planet's formation and evolution, Icarus, 257, 417-427
Lawrence, David J., Feldman, William C., Peplowski, Patrick N., Solomon, Sean C., (2015), The 4 June 2011 neutron event at Mercury: A defense of the solar origin hypothesis, Journal of Geophysical Research-Space Physics, 120, 5284-5289
Lawrence, David J., Miller, Richard S., Ozimek, Martin T., Peplowski, Patrick N., Scott, Christopher J., (2015), High-resolution mapping of lunar polar hydrogen with a low-resource orbital mission, Acta Astronautica, 115, 452-462
Lawrence, David J., Peplowski, Patrick N., Plescia, Jeffrey B., Greenhagen, Benjamin T., Maurice, Sylvestre, Prettyman, Thomas H., (2015), Bulk hydrogen abundances in the lunar highlands: Measurements from orbital neutron data, Icarus, 255, 127-134
Lorenz, Ralph D., Lawrence, David J., (2015), Gamma rays and cosmic rays at Venus: The Pioneer Venus gamma ray detector and considerations for future measurements, Planetary and Space Science, 109, 129-134
McCubbin, Francis M., Kaaden, Kathleen E. Vander, Tartese, Romain, Klima, Rachel L., Liu, Yang, Mortimer, James, Barnes, Jessica J., Shearer, Charles K., Treiman, Allan H., Lawrence, David J., Elardo, Stephen M., Hurley, Dana M., Boyce, Jeremy W., Anand, Mahesh, (2015), Magmatic volatiles (H, C, N, F, S, Cl) in the lunar mantle, crust, and regolith: Abundances, distributions, processes, and reservoirs, American Mineralogist, 100, 1668-1707
Peplowski, Patrick N., Bazell, David, Evans, Larry G., Goldsten, John O., Lawrence, David J., Nittler, Larry R., (2015), Hydrogen and major element concentrations on 433 Eros: Evidence for an L- or LL-chondrite-like surface composition, Meteoritics & Planetary Science, 50, 353-367
Peplowski, Patrick N., Lawrence, David J., Evans, Larry G., Klima, Rachel L., Blewett, David T., Goldsten, John O., Murchie, Scott L., McCoy, Timothy J., Nittler, Larry R., Solomon, Sean C., Starr, Richard D., Weider, Shoshana Z., (2015), Constraints on the abundance of carbon in near-surface materials on Mercury: Results from the MESSENGER Gamma-Ray Spectrometer, Planetary and Space Science, 108, 98-107
Peplowski, Patrick N., Lawrence, David J., Feldman, William C., Goldsten, John O., Bazell, David, Evans, Larry G., Head, James W., Nittler, Larry R., Solomon, Sean C., Weider, Shoshana Z., (2015), Geochemical terranes of Mercury's northern hemisphere as revealed by MESSENGER neutron measurements, Icarus, 253, 346-363
Rodgers, Douglas J., Lawrence, David J., Feldman, William C., Peplowski, Patrick N., (2015), Neutrons and energetic charged particles in the inner heliosphere: Measurements of the MESSENGER Neutron Spectrometer from 0.3 to 0.85 AU, Journal of Geophysical Research: Space Physics, 120, 841-854
Wilson, J. T., Eke, V. R., Massey, R. J., Elphic, R. C., Jolliff, B. L., Lawrence, D. J., Llewellin, E. W., McElwaine, J. N., Teodoro, L. F. A., (2015), Evidence for explosive silicic volcanism on the Moon from the extended distribution of thorium near the Compton-Belkovich Volcanic Complex, Journal of Geophysical Research-Planets, 120, 92-108
Beck, Andrew W., Lawrence, David J., Peplowski, Patrick N., Prettyman, Thomas H., McCoy, Timothy J., McSween, Harry Y., Jr., Toplis, Michael J., Yamashita, Naoyuki, (2015), Using HED meteorites to interpret neutron and gamma-ray data from asteroid4 Vesta, Meteoritics & Planetary Science, 50, 1311-1337
Feldman, William C., Lawrence, David J., Vestrand, W. Thomas, Baker, Daniel N., Peplowski, Patrick N., Rodgers, Douglas J., (2015), Long-duration neutron production by nonflaring transients in the solar corona, Journal of Geophysical Research-Space Physics, 120, 8247-8266
Lawrence, David J., Anderson, Brian J., Baker, Daniel N., Feldman, William C., Ho, George C., Korth, Haje, McNutt, Ralph L., Peplowski, Patrick N., Solomon, Sean C., Starr, Richard D., Vandegriff, Jon D., Winslow, Reka M., (2015), Comprehensive survey of energetic electron events in Mercury's magnetosphere with data from the MESSENGER Gamma-Ray and Neutron Spectrometer, Journal of Geophysical Research-Space Physics, 120, 2851-2876
Beck, A. W., Lawrence, D. J., Peplowski, P. N., Prettyman, T. H., McCoy, T. J., (2014), Fast Neutrons In Heds: New Insights Into Dawn Data And Neutron Spectroscopy, Meteoritics & Planetary Science, 49, A28
Cahill, Joshua T. S., Hagerty, Justin J., Lawrence, David J., Klima, Rachel L., Blewett, David T., (2014), Surveying the South Pole-Aitken basin magnetic anomaly for remnant impactor metallic iron, Icarus, 243, 27-30
Domingue, Deborah L., Chapman, Clark R., Killen, Rosemary M., Zurbuchen, Thomas H., Gilbert, Jason A., Sarantos, Menelaos, Benna, Mehdi, Slavin, James A., Schriver, David, Travnicek, Pavel M., Orlando, Thomas M., Sprague, Ann L., Blewett, David T., Gillis-Davis, Jeffrey J., Feldman, William C., Lawrence, David J., Ho, George C., Ebel, Denton S., Nittler, Larry R., Vilas, Faith, Pieters, Carle M., Solomon, Sean C., Johnson, Catherine L., Winslow, Reka M., Helbert, Joern, Peplowski, Patrick N., Weider, Shoshana Z., Mouawad, Nelly, Izenberg, Noam R., McClintock, William E., (2014), Mercury's Weather-Beaten Surface: Understanding Mercury in the Context of Lunar and Asteroidal Space Weathering Studies, Space Science Reviews, 181, 121-214
Lawrence, David J., Feldman, William C., Gold, Robert E., Goldsten, John O., McNutt, Ralph L., (2014), The neutron, gamma-ray, X-ray spectrometer (NGXS): A compact instrument for making combined measurements of neutrons, gamma-rays, and X-rays, Acta Astronautica, 93, 524-529
Lawrence, David J., Feldman, William C., Goldsten, John O., Peplowski, Patrick N., Rodgers, Douglas J., Solomon, Sean C., (2014), Detection and characterization of 0.5-8 MeV neutrons near Mercury: Evidence for a solar origin, Journal of Geophysical Research: Space Physics, 119, 5150-5171
Miller, Richard S., Lawrence, David J., Hurley, Dana M., (2014), Identification of surface hydrogen enhancements within the Moon's Shackleton crater, Icarus, 233, 229-232
Peplowski, Patrick N., Evans, Larry G., Stockstill-Cahill, Karen R., Lawrence, David J., Goldsten, John O., McCoy, Timothy J., Nittler, Larry R., Solomon, Sean C., Sprague, Ann L., Starr, Richard D., Weider, Shoshana Z., (2014), Enhanced sodium abundance in Mercury's north polar region revealed by the MESSENGER Gamma-Ray Spectrometer, Icarus, 228, 86-95
Teodoro, L. F. A., Eke, V. R., Elphic, R. C., Feldman, W. C., Lawrence, D. J., (2014), How well do we know the polar hydrogen distribution on the Moon?, Journal of Geophysical Research-Planets, 119, 574-593
Crites, S. T., Lucey, P. G., Lawrence, D. J., (2013), Proton flux and radiation dose from galactic cosmic rays in the lunar regolith and implications for organic synthesis at the poles of the Moon and Mercury, Icarus, 226, 1192-1200
Funsten, H. O., Allegrini, F., Bochsler, P. A., Fuselier, S. A., Gruntman, M., Henderson, K., Janzen, P. H., Johnson, R. E., Larsen, B. A., Lawrence, D. J., McComas, D. J., Moebius, E., Reisenfeld, D. B., Rodriguez, D., Schwadron, N. A., Wurz, P., (2013), Reflection of solar wind hydrogen from the lunar surface, Journal of Geophysical Research-Planets, 118, 292-305
Lawrence, David J., Peplowski, Patrick N., Prettyman, Thomas H., Feldman, William C., Bazell, David, Mittlefehldt, David W., Reedy, Robert C., Yamashita, Naoyuki, (2013), Constraints on Vesta's elemental composition: Fast neutron measurements by Dawn's gamma ray and neutron detector, Meteoritics & Planetary Science, 48, 2271-2288
Peplowski, Patrick N., Lawrence, David J., (2013), New insights into the global composition of the lunar surface from high-energy gamma rays measured by Lunar Prospector, Journal of Geophysical Research-Planets, 118, 671-688
Peplowski, Patrick N., Lawrence, David J., Prettyman, Thomas H., Yamashita, Naoyuki, Bazell, Dave, Feldman, William C., Le Corre, Lucille, McCoy, Timothy J., Reddy, Vishnu, Reedy, Robert C., Russell, Chris T., Toplis, Michael J., (2013), Compositional variability on the surface of 4 Vesta revealed through GRaND measurements of high-energy gamma rays, Meteoritics & Planetary Science, 48, 2252-2270
Prettyman, Thomas H., Mittlefehldt, David W., Yamashita, Naoyuki, Beck, Andrew W., Feldman, William C., Hendricks, John S., Lawrence, David J., McCoy, Timothy J., McSween, Harry Y., Peplowski, Patrick N., Reedy, Robert C., Toplis, Michael J., Le Corre, Lucille, Mizzon, Hugau, Reddy, Vishnu, Titus, Timothy N., Raymond, Carol A., Russell, Christopher T., (2013), Neutron absorption constraints on the composition of 4 Vesta, Meteoritics & Planetary Science, 48, 2211-2236
Yamashita, N., Prettyman, T. H., Mittlefehldt, D. W., Toplis, M. J., McCoy, T. J., Beck, A. W., Reedy, R. C., Feldman, W. C., Lawrence, D. J., Peplowski, P. N., Forni, O., Mizzon, H., Raymond, C. A., Russell, C. T., (2013), Distribution of iron on Vesta, Meteoritics & Planetary Science, 48, 2237-2251
Eke, V. R., Teodoro, L. F. A., Lawrence, D. J., Elphic, R. C., Feldman, W. C., (2012), A Quantitative Comparison Of Lunar Orbital Neutron Data, Astrophysical Journal, 747
Evans, Larry G., Peplowski, Patrick N., Rhodes, Edgar A., Lawrence, David J., McCoy, Timothy J., Nittler, Larry R., Solomon, Sean C., Sprague, Ann L., Stockstill-Cahill, Karen R., Starr, Richard D., Weider, Shoshana Z., Boynton, William V., Hamara, David K., Goldsten, John O., (2012), Major-element abundances on the surface of Mercury: Results from the MESSENGER Gamma-Ray Spectrometer, Journal of Geophysical Research-Planets, 117
Fischbach, E., Chen, K. J., Gold, R. E., Goldsten, J. O., Lawrence, D. J., McNutt, R. J., Jr., Rhodes, E. A., Jenkins, J. H., Longuski, J., (2012), Solar influence on nuclear decay rates: constraints from the MESSENGER mission, Astrophysics and Space Science, 337, 39-45
Hurley, Dana M., Lawrence, David J., Bussey, D. Benjamin J., Vondrak, Richard R., Elphic, Richard C., Gladstone, G. Randall, (2012), Two-dimensional distribution of volatiles in the lunar regolith from space weathering simulations, Geophysical Research Letters, 39
Miller, R. S., Nerurkar, G., Lawrence, D. J., (2012), Enhanced hydrogen at the lunar poles: New insights from the detection of epithermal and fast neutron signatures, Journal of Geophysical Research-Planets, 117
Peplowski, Patrick N., Hepplewhite, Peter D., Lawrence, David J., Feldman, William C., Hibbitts, Charles A., (2012), Operation of a He-3 proportional counter in the Ganymede radiation environment, Planetary and Space Science, 61, 46-52
Peplowski, Patrick N., Lawrence, David J., Rhodes, Edgar A., Sprague, Ann L., McCoy, Timothy J., Denevi, Brett W., Evans, Larry G., Head, James W., Nittler, Larry R., Solomon, Sean C., Stockstill-Cahill, Karen R., Weider, Shoshana Z., (2012), Variations in the abundances of potassium and thorium on the surface of Mercury: Results from the MESSENGER Gamma-Ray Spectrometer, Journal of Geophysical Research-Planets, 117
Peplowski, Patrick N., Rhodes, Edgar A., Hamara, David K., Lawrence, David J., Evans, Larry G., Nittler, Larry R., Solomon, Sean C., (2012), Aluminum abundance on the surface of Mercury: Application of a new background-reduction technique for the analysis of gamma-ray spectroscopy data, Journal of Geophysical Research-Planets, 117
Prettyman, T. H., Reedy, R. C., Mittlefehldt, D. W., Yamashita, N., Lawrence, D. J., Beck, A. W., Feldman, W. C., McCoy, T. J., McSween, H. Y., Toplis, M. J., Forni, O., Mizzon, H., Raymond, C. A., Russell, C. T., Polanskey, C. A., Joy, S. P., Mafi, J., Dawn Sci Team, (2012), FOR A FEW HOWARDITES MORE: GRAND MAPS THE ELEMENTAL COMPOSITION OF VESTA, Meteoritics & Planetary Science, 47, A322
Prettyman, Thomas H., Mittlefehldt, David W., Yamashita, Naoyuki, Lawrence, David J., Beck, Andrew W., Feldman, William C., McCoy, Timothy J., McSween, Harry Y., Toplis, Michael J., Titus, Timothy N., Tricarico, Pasquale, Reedy, Robert C., Hendricks, John S., Forni, Olivier, Le Corre, Lucille, Li, Jian-Yang, Mizzon, Hugau, Reddy, Vishnu, Raymond, Carol A., Russell, Christopher T., (2012), Elemental Mapping by Dawn Reveals Exogenic H in Vesta's Regolith, Science, 338, 242-246
Russell, C. T., Raymond, C. A., Coradini, A., McSween, H. Y., Zuber, M. T., Nathues, A., De Sanctis, M. C., Jaumann, R., Konopliv, A. S., Preusker, F., Asmar, S. W., Park, R. S., Gaskell, R., Keller, H. U., Mottola, S., Roatsch, T., Scully, J. E. C., Smith, D. E., Tricarico, P., Toplis, M. J., Christensen, U. R., Feldman, W. C., Lawrence, D. J., McCoy, T. J., Prettyman, T. H., Reedy, R. C., Sykes, M. E., Titus, T. N., (2012), Dawn at Vesta: Testing the Protoplanetary Paradigm, Science, 336, 684-686
Weider, S. Z., Kellett, B. J., Swinyard, B. M., Crawford, I. A., Joy, K. H., Grande, M., Howe, C. J., Huovelin, J., Narendranath, S., Alha, L., Anand, M., Athiray, P. S., Bhandari, N., Carter, J. A., Cook, A. C., d'Uston, L. C., Fernandes, V. A., Gasnault, O., Goswami, J. N., Gow, J. P. D., Holland, A. D., Koschny, D., Lawrence, D. J., Maddison, B. J., Maurice, S., McKay, D. J., Okada, T., Pieters, C., Rothery, D. A., Russell, S. S., Shrivastava, A., Smith, D. R., Wieczorek, M., (2012), The Chandrayaan-1 X-ray Spectrometer: First results, Planetary and Space Science, 60, 217-228
Feldman, William C., Pathare, Asmin, Maurice, Sylvestre, Prettyman, Thomas H., Lawrence, David J., Milliken, Ralph E., Travis, Bryan J., (2011), Mars Odyssey neutron data: 2. Search for buried excess water ice deposits at nonpolar latitudes on Mars, Journal of Geophysical Research-Planets, 116
Hagerty, J. J., Lawrence, D. J., Hawke, B. R., (2011), Thorium abundances of basalt ponds in South Pole-Aitken basin: Insights into the composition and evolution of the far side lunar mantle, Journal of Geophysical Research-Planets, 116
Ho, George C., Krimigis, Stamatios M., Gold, Robert E., Baker, Daniel N., Slavin, James A., Anderson, Brian J., Korth, Haje, Starr, Richard D., Lawrence, David J., McNutt, Ralph L., Jr., Solomon, Sean C., (2011), MESSENGER Observations of Transient Bursts of Energetic Electrons in Mercury's Magnetosphere, Science, 333, 1865-1868
Lawrence, D. J., Hurley, D. M., Feldman, W. C., Elphic, R. C., Maurice, S., Miller, R. S., Prettyman, T. H., (2011), Sensitivity of orbital neutron measurements to the thickness and abundance of surficial lunar water, Journal of Geophysical Research-Planets, 116
Lawrence, David J., (2011), Water on the Moon, Nature Geoscience, 4, 586-588
Maurice, S., Feldman, W., Diez, B., Gasnault, O., Lawrence, D. J., Pathare, A., Prettyman, T., (2011), Mars Odyssey neutron data: 1. Data processing and models of water-equivalent-hydrogen distribution, Journal of Geophysical Research-Planets, 116
Nittler, Larry R., Starr, Richard D., Weider, Shoshana Z., McCoy, Timothy J., Boynton, William V., Ebel, Denton S., Ernst, Carolyn M., Evans, Larry G., Goldsten, John O., Hamara, David K., Lawrence, David J., McNutt, Ralph L., Jr., Schlemm, Charles E., II, Solomon, Sean C., Sprague, Ann L., (2011), The Major-Element Composition of Mercury's Surface from MESSENGER X-ray Spectrometry, Science, 333, 1847-1850
Peplowski, P. N., Hamara, D. K., Lawrence, D. J., McCoy, T. J., Boynton, W. V., Evans, L. G., Rhodes, E. A., Solomon, S. C., Nittler, L. R., Sprague, A. L., (2011), Abundances Of Radioactive Elements On The Surface Of Mercury: First Results From The Messenger Gamma-Ray Spectrometer, Meteoritics & Planetary Science, 46, A185
Peplowski, Patrick N., Blewett, David T., Denevi, Brett W., Evans, Larry G., Lawrence, David J., Nittler, Larry R., Rhodes, Edgar A., Selby, Christina M., Solomon, Sean C., (2011), Mapping iron abundances on the surface of Mercury: Predicted spatial resolution of the MESSENGER Gamma-Ray Spectrometer, Planetary and Space Science, 59, 1654-1658
Peplowski, Patrick N., Evans, Larry G., Hauck, Steven A., II, McCoy, Timothy J., Boynton, William V., Gillis-Davis, Jeffery J., Ebel, Denton S., Goldsten, John O., Hamara, David K., Lawrence, David J., McNutt, Ralph L., Jr., Nittler, Larry R., Solomon, Sean C., Rhodes, Edgar A., Sprague, Ann L., Starr, Richard D., Stockstill-Cahill, Karen R., (2011), Radioactive Elements on Mercury's Surface from MESSENGER: Implications for the Planet's Formation and Evolution, Science, 333, 1850-1852
Rhodes, Edgar A., Evans, Larry G., Nittler, Larry R., Starr, Richard D., Sprague, Ann L., Lawrence, David J., Mccoy, Timothy J., Stockstill-Cahill, Karen R., Goldsten, John O., Peplowski, Patrick N., Hamara, David K., Boynton, William V., Solomon, Sean C., (2011), Analysis of MESSENGER Gamma-Ray Spectrometer data from the Mercury flybys, Planetary and Space Science, 59, 1829-1841
Feldman, William C., Lawrence, David J., Goldsten, John O., Gold, Robert E., Baker, Daniel N., Haggerty, Dennis K., Ho, George C., Krucker, Saem, Lin, Robert P., Mewaldt, Richard A., Murphy, Ronald J., Nittler, Larry R., Rhodes, Edgar A., Slavin, James A., Solomon, Sean C., Starr, Richard D., Vilas, Faith, Vourlidas, Angelos, (2010), Evidence for extended acceleration of solar flare ions from 1-8 MeV solar neutrons detected with the MESSENGER Neutron Spectrometer, Journal of Geophysical Research: Space Physics, 115
Lawrence, David J., Elphic, Richard C., Feldman, William C., Funsten, Herbert O., Prettyman, Thomas H., (2010), Performance of Orbital Neutron Instruments for Spatially Resolved Hydrogen Measurements of Airless Planetary Bodies, Astrobiology, 10, 183-200
Lawrence, David J., Feldman, William C., Goldsten, John O., McCoy, Timothy J., Blewett, David T., Boynton, William V., Evans, Larry G., Nittler, Larry R., Rhodes, Edgar A., Solomon, Sean C., (2010), Identification and measurement of neutron-absorbing elements on Mercury's surface, Icarus, 209, 195-209
Crawford, I. A., Joy, K. H., Kellett, B. J., Grande, M., Anand, M., Bhandari, N., Cook, A. C., d'Uston, L., Fernandes, V. A., Gasnault, O., Goswami, J., Howe, C. J., Huovelin, J., Koschny, D., Lawrence, D. J., Maddison, B. J., Maurice, S., Narendranath, S., Pieters, C., Okada, T., Rothery, D. A., Russell, S. S., Sreekumar, P., Swinyard, B., Wieczorek, M., Wilding, M., (2009), The scientific rationale for the C1XS X-ray spectrometer on India's Chandrayaan-1 mission to the moon, Planetary and Space Science, 57, 725-734
Hagerty, J. J., Lawrence, D. J., Hawke, B. R., Gaddis, L. R., (2009), Thorium abundances on the Aristarchus plateau: Insights into the composition of the Aristarchus pyroclastic glass deposits, Journal of Geophysical Research-Planets, 114
Hagerty, J. J., Lawrence, D. J., Shearer, C. K., Hawke, B. R., (2009), Integrating lunar sample data with Lunar Prospector thorium data: Insights into the thermal and magmatic evolution of the Moon, Geochimica Et Cosmochimica Acta, 73, A485
Lawrence, David J., Feldman, William C., Goldsten, John O., Solomon, Sean C., (2009), Using MESSENGER neutron spectrometer data to identify neutron-absorbing elements on Mercury's Surface, Geochimica Et Cosmochimica Acta, 73, A729
Swinyard, B. M., Joy, K. H., Kellett, B. J., Crawford, I. A., Grande, M., Howe, C. J., Fernandes, V. A., Gasnault, O., Lawrence, D. J., Russell, S. S., Wieczorek, M. A., Foing, B. H., SMART-1 Team, (2009), X-ray fluorescence observations of the moon by SMART-1/D-CIXS and the first detection of Ti K alpha from the lunar surface, Planetary and Space Science, 57, 744-750
Elphic, R. C., Chu, P., Hahn, S., James, M. R., Lawrence, D. J., Prettyman, T. H., Johnson, J. B., Podgorney, R. K., (2008), Surface and downhole prospecting tools for planetary exploration: Tests of neutron and gamma ray probes, Astrobiology, 8, 639-U15
Feldman, W. C., Bourke, M. C., Elphic, R. C., Maurice, S., Bandfield, J., Prettyman, T. H., Diez, B., Lawrence, D. J., (2008), Hydrogen content of sand dunes within Olympia Undae, Icarus, 196, 422-432
Lawrence, Samuel J., Hawke, B. Ray, Gillis-Davis, Jeffrey J., Taylor, G. Jeffrey, Lawrence, David J., Cahill, Joshua T., Hagerty, Justin J., Lucey, Paul G., Smith, Gregory A., Keil, Klaus, (2008), Composition and origin of the Dewar geochemical anomaly, Journal of Geophysical Research-Planets, 113
Solomon, Sean C., McNutt, Ralph L., Jr., Watters, Thomas R., Lawrence, David J., Feldman, William C., Head, James W., Krimigis, Stamatios M., Murchie, Scott L., Phillips, Roger J., Slavin, James A., Zuber, Maria T., (2008), Return to Mercury: A global perspective on MESSENGER's first mercury flyby, Science, 321, 59-62
Elphic, R. C., Eke, V. R., Teodoro, L. F. A., Lawrence, D. J., Bussey, D. B. J., (2007), Models of the distribution and abundance of hydrogen at the lunar south pole, Geophysical Research Letters, 34
Lawrence, D. J., Puetter, R. C., Elphic, R. C., Feldman, W. C., Hagerty, J. J., Prettyman, T. H., Spudis, P. D., (2007), Global spatial deconvolution of Lunar Prospector Th abundances, Geophysical Research Letters, 34
Hagerty, J. J., Lawrence, D. J., Hawke, B. R., Vaniman, D. T., Elphic, R. C., Feldman, W. C., (2006), Refined thorium abundances for lunar red spots: Implications for evolved, nonmare volcanism on the Moon, Journal of Geophysical Research-Planets, 111
McKinney, GW, Lawrence, DJ, Prettyman, TH, Elphic, RC, Feldman, WC, Hagerty, JJ, (2006), MCNPX benchmark for cosmic ray interactions with the Moon, Journal of Geophysical Research-Planets, 111
Prettyman, T. H., Hagerty, J. J., Elphic, R. C., Feldman, W. C., Lawrence, D. J., McKinney, G. W., Vaniman, D. T., (2006), Elemental composition of the lunar surface: Analysis of gamma ray spectroscopy data from Lunar Prospector, Journal of Geophysical Research-Planets, 111
Feldman, WC, Prettyman, TH, Maurice, S, Nelli, S, Elphic, R, Funsten, HO, Gasnault, O, Lawrence, DJ, Murphy, JR, Tokar, RL, Vaniman, DT, (2005), Topographic control of hydrogen deposits at low latitudes to midlatitudes of Mars, Journal of Geophysical Research-Planets, 110
Hagerty, JJ, Lawrence, DJ, Hawke, BR, Vaniman, DT, Elphic, RC, Feldman, WC, (2005), Thorium abundances at lunar red spots: Implications for geochemically evolved, non-mare volcanism on the Moon, Meteoritics & Planetary Science, 40, A62
Hawke, BR, Gillis, JJ, Giguere, TA, Blewett, DT, Lawrence, DJ, Lucey, PG, Smith, GA, Spudis, PD, Taylor, GJ, (2005), Remote sensing and geologic studies of the Balmer-Kapteyn region of the Moon, Journal of Geophysical Research-Planets, 110
Lawrence, DJ, Elphic, RC, Feldman, WC, Gasnault, O, Hagerty, JJ, Maurice, S, Prettyman, TH, (2005), The Lunar Prospector gamma ray and neutron spectrometers: Overview of lunar global composition measurements, Meteoritics & Planetary Science, 40, A90
Lawson, SL, Feldman, WC, Lawrence, DJ, Moore, KR, Elphic, RC, Belian, RD, Maurice, S, (2005), Recent outgassing from the lunar surface: The Lunar Prospector Alpha Particle Spectrometer, Journal of Geophysical Research-Planets, 110
Feldman, WC, Ahola, K, Barraclough, BL, Belian, RD, Black, RK, Elphic, RC, Everett, DT, Fuller, KR, Kroesche, J, Lawrence, DJ, Lawson, SL, Longmire, JL, Maurice, S, Miller, MC, Prettyman, TH, Storms, SA, Thornton, GW, (2004), Gamma-Ray, Neutron, and Alpha-Particle Spectrometers for the Lunar Prospector mission, Journal of Geophysical Research-Planets, 109
Feldman, WC, Head, JW, Maurice, S, Prettyman, TH, Elphic, RC, Funsten, HO, Lawrence, DJ, Tokar, RL, Vaniman, DT, (2004), Recharge mechanism of near-equatorial hydrogen on Mars: Atmospheric redistribution or sub-surface aquifer, Geophysical Research Letters, 31
Feldman, WC, Mellon, MT, Maurice, S, Prettyman, TH, Carey, JW, Vaniman, DT, Bish, DL, Fialips, CI, Chipera, SJ, Kargel, JS, Elphic, RC, Funsten, HO, Lawrence, DJ, Tokar, RL, (2004), Hydrated states of MgSO4 at equatorial latitudes on Mars, Geophysical Research Letters, 31
Feldman, WC, Prettyman, TH, Maurice, S, Plaut, JJ, Bish, DL, Vaniman, DT, Mellon, MT, Metzger, AE, Squyres, SW, Karunatillake, S, Boynton, WV, Elphic, RC, Funsten, HO, Lawrence, DJ, Tokar, RL, (2004), Global distribution of near-surface hydrogen on Mars, Journal of Geophysical Research-Planets, 109
Lawrence, D. J., Maurice, S., Feldman, W. C., (2004), Gamma-ray measurements from Lunar Prospector: Time series data reduction for the gamma-ray spectrometer, Journal of Geophysical Research-Planets, 109
Prettyman, TH, Feldman, WC, Mellon, MT, McKinney, GW, Boynton, WV, Karunatillake, S, Lawrence, DJ, Maurice, S, Metzger, AE, Murphy, JR, Squyres, SW, Starr, RD, Tokar, RL, (2004), Composition and structure of the Martian surface at high southern latitudes from neutron spectroscopy, Journal of Geophysical Research-Planets, 109
Young, DT, Crary, FJ, Nordholt, JE, Bagenal, F, Boice, D, Burch, JL, Eviatar, A, Goldstein, R, Hanley, JJ, Lawrence, DJ, McComas, DJ, Meier, R, Reisenfeld, D, Sauer, K, Wiens, RC, (2004), Solar wind interactions with Comet 19P/Borrelly, Icarus, 167, 80-88
Dunkin, SK, Grande, M, Casanova, I, Fernandes, V, Heather, DJ, Kellett, B, Muinonen, K, Russell, SS, Browning, R, Waltham, N, Parker, D, Kent, B, Perry, CH, Swinyard, B, Perry, A, Feraday, J, Howe, C, Phillips, K, McBride, G, Huovelin, J, Muhli, P, Hakala, PJ, Vilhu, O, Thomas, N, Hughes, D, Alleyne, H, Grady, M, Lundin, R, Barabash, S, Baker, D, Clark, PE, Murray, CD, Guest, J, d'Uston, LC, Maurice, S, Foing, B, Christou, A, Owen, C, Charles, P, Laukkanen, J, Koskinen, H, Kato, M, Sipila, K, Nenonen, S, Holmstrom, M, Bhandari, N, Elphic, R, Lawrence, D, (2003), Scientific rationale for the D-CIXS X-ray spectrometer on board ESA's SMART-1 mission to the Moon, Planetary and Space Science, 51, 435-442
Genetay, I, Maurice, S, Feldman, WC, Gasnault, O, Lawrence, DJ, Elphic, RC, d'Uston, C, Binder, AB, (2003), Elemental content from 0 to 500 keV neutrons: Lunar Prospector results, Planetary and Space Science, 51, 271-280
Grande, M, Browning, R, Waltham, N, Parker, D, Dunkin, SK, Kent, B, Kellett, B, Perry, CH, Swinyard, B, Perry, A, Feraday, J, Howe, C, McBride, G, Phillips, K, Huovelin, J, Muhli, P, Hakala, PJ, Vilhu, O, Laukkanen, J, Thomas, N, Hughes, D, Alleyne, H, Grady, M, Lundin, R, Barabash, S, Baker, D, Clark, PE, Murray, CD, Guest, J, Casanova, I, d'Uston, LC, Maurice, S, Foing, B, Heather, DJ, Fernandes, V, Muinonen, K, Russell, SS, Christou, A, Owen, C, Charles, P, Koskinen, H, Kato, M, Sipila, K, Nenonen, S, Holmstrom, M, Bhandari, N, Elphic, R, Lawrence, D, (2003), The D-CIXS X-ray mapping spectrometer on SMART-1, Planetary and Space Science, 51, 427-433
Hahn, S, Elphic, R, Murphy, T, Hodgson, M, Byrd, R, Longmire, J, Lawrence, D, Barraclough, B, Fuller, K, Prettyman, T, Meier, M, Dors, E, Funsten, H, Belian, R, Patrick, D, Moore, T, Sweet, M, Burczyk, L, Williford, R, Clanton, C, (2003), A validation payload for space and atmospheric nuclear event detection, Ieee Transactions on Nuclear Science, 50, 1175-1181
Hawke, BR, Lawrence, DJ, Blewett, DT, Lucey, PG, Smith, GA, Spudis, PD, Taylor, GJ, (2003), Hansteen Alpha: A volcanic construct in the lunar highlands, Journal of Geophysical Research-Planets, 108
Lawrence, DJ, Elphic, RC, Feldman, WC, Prettyman, TH, Gasnault, O, Maurice, S, (2003), Small-area thorium features on the lunar surface, Journal of Geophysical Research-Planets, 108
Little, RC, Feldman, WC, Maurice, S, Genetay, I, Lawrence, DJ, Lawson, SL, Gasnault, O, Barraclough, BL, Elphic, RC, Prettyman, TH, Binder, AB, (2003), Latitude variation of the subsurface lunar temperature: Lunar Prospector thermal neutrons, Journal of Geophysical Research-Planets, 108
Nordholt, JE, Reisenfeld, DB, Wiens, RC, Gary, SP, Crary, F, Delapp, DM, Elphic, RC, Funsten, HO, Hanley, JJ, Lawrence, DJ, McComas, DJ, Shappirio, M, Steinberg, JT, Wang, J, Young, DT, (2003), Deep Space 1 encounter with Comet 19P/Borrelly: Ion composition measurements by the PEPE mass spectrometer, Geophysical Research Letters, 30
Prettyman, TH, Feldman, WC, Ameduri, FP, Barraclough, BL, Cascio, EW, Fuller, KR, Funsten, HO, Lawrence, DJ, McKinney, GW, Russell, CT, Soldner, SA, Storms, SA, Szeles, C, Tokar, RL, (2003), Gamma-ray and neutron spectrometer for the dawn mission to 1 Ceres and 4 Vesta, Ieee Transactions on Nuclear Science, 50, 1190-1197
Chevrel, SD, Pinet, PC, Daydou, Y, Maurice, S, Lawrence, DJ, Feldman, WC, Lucey, PG, (2002), Integration of the Clementine UV-VIS spectral reflectance data and the Lunar Prospector gamma-ray spectrometer data: A global-scale multielement analysis of the lunar surface using iron, titanium, and thorium abundances, Journal of Geophysical Research-Planets, 107
Elphic, RC, Lawrence, DJ, Feldman, WC, Barraclough, BL, Gasnault, OM, Maurice, S, Lucey, PG, Blewett, DT, Binder, AB, (2002), Lunar prospector neutron spectrometer constraints on TiO2, Journal of Geophysical Research-Planets, 107
Feldman, WC, Boynton, WV, Tokar, RL, Prettyman, TH, Gasnault, O, Squyres, SW, Elphic, RC, Lawrence, DJ, Lawson, SL, Maurice, S, McKinney, GW, Moore, KR, Reedy, RC, (2002), Global distribution of neutrons from Mars: Results from Mars Odyssey, Science, 297, 75-78
Feldman, WC, Gasnault, O, Maurice, S, Lawrence, DJ, Elphic, RC, Lucey, PG, Binder, AB, (2002), Global distribution of lunar composition: New results from Lunar Prospector, Journal of Geophysical Research-Planets, 107
Gasnault, O, Feldman, WC, d'Uston, C, Lawrence, DJ, Maurice, S, Chevrel, SD, Pinet, PC, Elphic, RC, Genetay, I, Moore, KR, (2002), Statistical analysis of thorium and fast neutron data at the lunar surface, Journal of Geophysical Research-Planets, 107
Johnson, JR, Feldman, WC, Lawrence, DJ, Maurice, S, Swindle, TD, Lucey, PG, (2002), Lunar Prospector epithermal neutrons from impact craters and landing sites: Implications for surface maturity and hydrogen distribution, Journal of Geophysical Research-Planets, 107
Lawrence, DJ, Feldman, WC, Elphic, RC, Little, RC, Prettyman, TH, Maurice, S, Lucey, PG, Binder, AB, (2002), Iron abundances on the lunar surface as measured by the Lunar Prospector gamma-ray and neutron spectrometers, Journal of Geophysical Research-Planets, 107
Prettyman, TH, Feldman, WC, Fuller, KR, Storms, SA, Soldner, SA, Szeles, C, Ameduri, FP, Lawrence, DJ, Browne, MC, Moss, CE, (2002), CdZnTe gamma-ray spectrometer for orbital etary missions, Ieee Transactions on Nuclear Science, 49, 1881-1886
Tokar, RL, Feldman, WC, Prettyman, TH, Moore, KR, Lawrence, DJ, Elphic, RC, Kreslavsky, MA, Head, JW, Mustard, JF, Boynton, WV, (2002), Ice concentration and distribution near the south pole of Mars: Synthesis of odyssey and global surveyor analyses, Geophysical Research Letters, 29
Feldman, W. C., Maurice, S., Lawrence, D. J., Little, R. C., Lawson, S. L., Gasnault, O., Wiens, R. C., Barraclough, B. L., Elphic, R. C., Prettyman, T. H., Steinberg, J. T., Binder, A. B., (2001), Evidence for water ice near the lunar poles, Journal of Geophysical Research-Planets, 106, 23231-23251
Su, YJ, Thomsen, MF, Borovsky, JE, Elphic, RC, Lawrence, DJ, McComas, DJ, (2001), Plasmaspheric observations at geosynchronous orbit, Journal of Atmospheric and Solar-Terrestrial Physics, 63, 1185-1197
Su, YJ, Thomsen, MF, Borovsky, JE, Lawrence, DJ, (2001), A comprehensive survey of plasmasphere refilling at geosynchronous orbit, Journal of Geophysical Research-Space Physics, 106, 25615-25629
Elphic, RC, Lawrence, DJ, Feldman, WC, Barraclough, BL, Maurice, S, Binder, AB, Lucey, PG, (2000), Lunar rare earth element distribution and ramifications for FeO and TiO2: Lunar Prospector neutron spectrometer observations, Journal of Geophysical Research-Planets, 105, 20333-20345
Feldman, W. C., Lawrence, D. J., Elphic, R. C., Barraclough, B. L., Maurice, S., Genetay, I., Binder, A. B., (2000), Polar hydrogen deposits on the Moon, Journal of Geophysical Research-Planets, 105, 4175-4195
Feldman, WC, Lawrence, DJ, Elphic, RC, Vaniman, DT, Thomsen, DR, Barraclough, BL, Maurice, S, Binder, AB, (2000), Chemical information content of lunar thermal and epithermal neutrons, Journal of Geophysical Research-Planets, 105, 20347-20363
Lawrence, DJ, Feldman, WC, Barraclough, BL, Binder, AB, Elphic, RC, Maurice, S, Miller, MC, Prettyman, TH, (2000), Thorium abundances on the lunar surface, Journal of Geophysical Research-Planets, 105, 20307-20331
Little, RC, Feldman, WC, Lawrence, DJ, Maurice, S, ANS, (2000), Temperature dependence of thermal neutrons from the moon, Proceedings of the Topical Meeting on Radiation Protection For Our National Priorities: Medicine, the Environment, and the Legacy, 463-469
Wang, J, Brinza, DE, Young, DT, Nordholt, JE, Polk, JE, Henry, MD, Goldstein, R, Hanley, JJ, Lawrence, DJ, Shappirio, M, (2000), Deep Space One investigations of ion propulsion plasma environment, Journal of Spacecraft and Rockets, 37, 545-555
Feldman, WC, Barraclough, BL, Fuller, KR, Lawrence, DJ, Maurice, S, Miller, MC, Prettyman, TH, Binder, AB, (1999), The Lunar Prospector gamma-ray and neutron spectrometers, Nuclear Instruments & Methods in Physics Research Section a-Accelerators Spectrometers Detectors and Associated Equipment, 422, 562-566
Feldman, WC, Maurice, S, Lawrence, DJ, Barraclough, BL, Elphic, RC, Binder, AB, (1999), No ice on the moon? Response, Science, 285, 531-532
Lawrence, DJ, Barbier, LM, Beatty, JJ, Binns, WR, Christian, ER, Crary, DJ, Ficenec, DJ, Hink, PL, Klarmann, J, Krombel, KE, Mitchell, JW, Rauch, BF, Sposato, SH, Streitmatter, RE, Waddington, CJ, (1999), Large-area scintillating-fiber time-of-flight/hodoscope detectors for particle astrophysics experiments, Nuclear Instruments & Methods in Physics Research Section a-Accelerators Spectrometers Detectors and Associated Equipment, 420, 402-415
Lawrence, DJ, Feldman, WC, Barraclough, BL, Binder, AB, Elphic, RC, Maurice, S, Miller, MC, Prettyman, TH, (1999), High resolution measurements of absolute thorium abundances on the lunar surface, Geophysical Research Letters, 26, 2681-2684
Lawrence, DJ, Thomsen, MF, Borovsky, JE, McComas, DJ, (1999), Measurements of early and late time plasmasphere refilling as observed from geosynchronous orbit, Journal of Geophysical Research-Space Physics, 104, 14691-14704
Elphic, RC, Lawrence, DJ, Feldman, WC, Barraclough, BL, Maurice, S, Binder, AB, Lucey, PG, (1998), Lunar Fe and Ti abundances: Comparison of lunar prospector and Clementine data, Science, 281, 1493-1496
Feldman, W. C., Barraclough, B. L., Maurice, S., Elphic, R. C., Lawrence, D. J., Thomsen, D. R., Binder, A. B., (1998), Major compositional units of the moon: Lunar prospector thermal and fast neutrons, Science, 281, 1489-1493
Feldman, W. C., Maurice, S., Binder, A. B., Barraclough, B. L., Elphic, R. C., Lawrence, D. J., (1998), Fluxes of fast and epithermal neutrons from Lunar Prospector: Evidence for water ice at the lunar poles, Science, 281, 1496-1500
Lawrence, DJ, Feldman, WC, Barraclough, BL, Binder, AB, Elphic, RC, Maurice, S, Thomsen, DR, (1998), Global elemental maps of the moon: The Lunar Prospector gamma-ray spectrometer, Science, 281, 1484-1489
Lawrence, DJ, Feldman, WC, Binder, AB, Maurice, S, Barraclough, BL, Elphic, RC, (1998), Mapping the elemental composition of the moon: Current results of the lunar prospector gamma-ray spectrometer, Meteoritics & Planetary Science, 33, A92
Reedy, RC, Feldman, WC, Barraclough, BL, Binder, AB, Elphic, RC, Lawrence, DJ, Maurice, S, Masarik, J, (1998), Fast neutrons from the moon: Measured and calculated fluxes., Meteoritics & Planetary Science, 33, A127-A128
Lawrence, DJ, Barbier, LM, Beatty, JJ, Binns, WR, Christian, ER, Crary, DJ, Ficenec, DJ, Hink, PL, Klarmann, J, Krombel, KE, Mitchell, JW, Rauch, BF, Streitmatter, RE, Waddington, CJ, INT UNION PURE & APPL PHYS, (1995), The trans-iron galactic element recorder (TIGER) experiment, 24th International Cosmic Ray Conference, Vol 3, 681-684
BINNS, WR, CRARY, DJ, CUMMINGS, AC, GEER, LY, KLARMANN, J, LAWRENCE, DJ, MEWALDT, RA, INT UNION PURE & APPL PHYS, (1993), DETECTION EFFICIENCY OF THE CRIS SCINTILLATING OPTICAL FIBER HODOSCOPE, 23rd International Cosmic Ray Conference, Vol 2, 532-535
LAWRENCE, DJ, BEATTY, JJ, BINNS, WR, KLARMANN, J, INT UNION PURE & APPL PHYS, (1993), Timing Resolution Of A Prototype Time Of Flight Detector For Use On The Ultra-Heavy (Z>26) Element Detector (Uhed), 23rd International Cosmic Ray Conference, Vol 2, 639
CRARY, DJ, BINNS, WR, CUMMINGS, AC, KLARMANN, J, LAWRENCE, DJ, MEWALDT, RA, (1992), A Bevalac Calibration Of A Scintillating Optical Fiber Hodoscope, Nuclear Instruments & Methods in Physics Research Section a-Accelerators Spectrometers Detectors and Associated Equipment, 316, 311-317
LAWRENCE, DJ, QUARLES, CA, (1991), Calibration Of A 2-Photon Coincidence Experiment Using Ba-133, Nuclear Instruments & Methods in Physics Research Section B-Beam Interactions With Materials and Atoms, 56-7, 334-336