CURRICULUM VITAE: Jasper S. Halekas Address: Department of Physics and Astronomy, University of Iowa, 414 Van Allen, Iowa City, IA 52242. Work: (319) 335-1929 Cell: (510) 299-8571 E-mail: jasper-halekas@uiowa.edu Web: http://www.physics.uiowa.edu/~jhalekas

Dr. Jasper S. Halekas is an Associate Professor in the Department of Physics and Astronomy at the University of Iowa. Dr. Halekas studies plasma physics in the interplanetary medium and the environments of planets and moons. Recent research topics include the near-surface plasma sheath above the surface of airless bodies, basic processes and sources of instabilities in plasma wakes, plasma interactions with sub-ion inertial scale magnetic fields, magnetic reconnection in the Martian magnetotail, and the composition and dynamics of the tenuous lunar atmosphere. Dr. Halekas has worked with data from spacecraft, including Polar, Wind, Lunar Prospector, Mars Global Surveyor, and ARTEMIS, throughout his career, and is active in designing and building space plasma instrumentation, including silicon semiconductor detectors and electrostatic analyzers. He is the instrument lead for the Solar Wind Ion Analyzer for MAVEN, instrument lead for the SWEAP-SPAN electron instruments for Solar Probe Plus, acting deputy PI for ARTEMIS, a Guest Investigator on LADEE, and the lead plasma investigator for the NASA Solar System Exploration Research Virtual Institute DREAM2 team. Dr. Halekas currently serves as an associate editor for Journal of Geophysical Research Planets and a member of the Lunar Exploration Analysis Group Executive Committee.

Education: Ph.D. Physics, U. C. Berkeley, 2003. M.A. Physics, U. C. Berkeley, 2000. B.S. Physics, B.S. Math, Magna Cum Laude, With Honors, U.W., 1997. Research Experience: Associate Professor, University of Iowa, 2014-present Associate Research Physicist II, U.C. Berkeley, 2011-2014. Assistant Research Physicist V, U.C. Berkeley, 2009-2011. Assistant Research Physicist III, U.C. Berkeley, 2007-2009. Assistant Research Physicist I, U.C. Berkeley, 2005-2007. Visiting Postdoctoral Research Physicist, U.C. Berkeley, 2003-2005. Graduate Student Researcher with Prof. Robert Lin, U. C. Berkeley, 1998-2003. Undergraduate Research with Dr. Elden Whipple, U.W., 1996-1998. Undergraduate Research with Dr. Davin Larson, U. C. Berkeley, Summer 1995. Undergraduate Research with Dr. Robert Winglee, U.W., 1993-1994. Technical Experience: Data Analysis Experience: Polar Hydra, Wind 3DP, Lunar Prospector MAG/ER, Mars Global

Surveyor MAG/ER, ARTEMIS ESA, MAG, & EFI, LADEE LDEX & NMS, and MAVEN Particles & Fields.

 

 

Laboratory/Instrumentation Experience: Design and testing of electrostatic analyzers and silicon semiconductor detectors, including CINEMA STEIN, Solar Orbiter STEIN, MAVEN SWIA, Solar Probe+ SWEAP-SPAN.

Languages/OS’s: IDL, Fortran, C, HTML, Pascal, ADA, XP, UNIX, Linux, MAC, MS DOS. Professional Memberships: American Geophysical Union. Service: Lunar Exploration Analysis Group: Executive committee member (current). Associate editor for JGR Planets (current). Guest editor for a special issue of Earth Planets Space with results from an Alfven conference on

“Comparative Studies of the Plasma at Non-magnetized Planets/Moons”. Referee for over 50 articles in GRL, JGR, Meteorit. Planet. Sci., Earth Planets Space, Space Sci.

Rev., and Icarus. Review panelist for four NASA Data Analysis Programs, and external reviewer for many others. Member of Critical Design Review panel for BARREL mission. Organizer of AGU sessions on “The Dynamic Lunar Environment”, “Plasma Interaction with

Airless Bodies” and “Moon-Plasma Interactions Throughout the Solar System”. Co-organizer for ISSI group studying “Kinetic Plasma Processes at Airless Bodies” Awards and Honors: Guest Investigator for the LADEE mission, 2013-present. P.I.  for  NASA  LASER  Grant  to  study  pickup  ions,  U.C.  Berkeley,  2013-­‐present.    Acting deputy PI for the ARTEMIS mission. Instrument lead for the SWEAP-SPAN electron instruments on Solar Probe Plus. Instrument lead for the Solar Wind Ion Analyzer on the MAVEN Mars Scout mission. P.I. for NASA Discovery Data Analysis Program Grant, U.C. Berkeley, 2007-2008. NASA Graduate Student Researchers Program, U. C. Berkeley, 2001-2003. NASA Space Grant Summer Fellowship, U. C. Berkeley, Summer 2000. Department of Education Fellowship, U. C. Berkeley, 1998-1999. NASA Space Grant Scholarship, University of Washington, 1993-1997. Invited Conference Presentations: J.S.  Halekas,  ARTEMIS:  Summary  of  new  science  at  the  Moon,  Lunar  Science  Forum,  2013.    J.S. Halekas, ARTEMIS: Results from the first year, LEAG, 2012. J.S. Halekas, ARTEMIS observations of pickup ions around the Moon, Cluster-THEMIS

Workshop, 2012. J.S. Halekas, First results from the ARTEMIS mission, Lunar Science Forum, 2012. J.S. Halekas, ARTEMIS and the Moon's Sphere of Influence, Dust, Atmosphere and Plasma:

Moon and Small Bodies, 2012. J.S. Halekas and V. Angelopoulos, Results from the ARTEMIS mission, 39th European Physical

Society Conference on Plasma Physics/16th International Congress on Plasma Physics, 2012.

 

 

J.S.  Halekas,  V.  Angelopoulos,  D.G.  Sibeck,  K.  Khurana,  C.T.  Russell,  G.T.  Delory,  J.P.  McFadden,  J.W.  Bonnell,  D.  Larson,  Lunar  plasma  and  exospheric  science  from  ARTEMIS,  Lunar  Dust,  Plasma  &  Atmosphere:  The  Next  Steps,  Invited  Presentation,  2010.  

J.S. Halekas and R.P. Lin, Determining lunar crustal magnetic fields and their origin, Workshop on Science Associated with the Lunar Exploration Architecture, Invited Presentation, 2007.

J.S. Halekas, D.A. Brain, R.P. Lin, and D.L. Mitchell, Global vs. mini-magnetospheres: Differences and Similarities, Spring AGU 2007, SM34A-06, Invited Presentation, 2007.

J.S. Halekas, D.A. Brain, L.M. Peticolas, R.P. Lin, J.G. Luhmann, D.L. Mitchell, S.W. Bougher, and D. Lummerzheim, Origin and expected variability of Martian aurorae, COSPAR 2006, C3.2-0010-06, Invited Presentation, 2006.

J.S. Halekas, D.A. Brain, R.P. Lin, and D.L. Mitchell, Comparative mini-magnetospheres: Moon and Mars, COSPAR 2006, D3.3-0022-06, Invited Presentation, 2006.

J.S. Halekas, Solar wind interaction with the lunar environment, Fall AGU 2005, SH41C-01, Invited Presentation, 2005.

Invited Seminars: J.S.  Halekas,  Lunar  magnetic  fields  and  their  “shocking”  effects  on  the  surface  and  space  

environment,  University  of  Iowa  Astronomy  and  Space  Physics  Seminar,  2014.    J.S. Halekas, ARTEMIS explores the Lunar Environment, Atmospheric Oceanic and Space

Sciences Seminar, 2014. J.S. Halekas, ARTEMIS explores the Lunar Environment, NASA Headquarters Brownbag

Seminar, 2014. J.S. Halekas, Plasma interactions with small-scale magnetic fields: Current understanding and

unsolved problems, Lunar Workshop, Kyung-Hee University, 2014. J.S. Halekas, Plasma physics in the Martian magnetosphere: A view towards MAVEN, U. Iowa

Plasma Physics Seminar, 2014. J.S. Halekas, The lunar wake: A natural plasma physics laboratory, University of Iowa Physics

and Astronomy Colloquim, 2014. J.S. Halekas, Plasma physics in the Martian magnetosphere: A view towards MAVEN, UNH

Space Physics Seminar, 2014. J.S. Halekas, The lunar wake: A natural plasma physics laboratory, UNH Physics Colloquium,

2014. J.S. Halekas, Ions from the Moon: Sources and implications, UCLA Space Physics Seminar,

2013. J.S. Halekas, The tenuous lunar exosphere: A view from ARTEMIS on the eve of LADEE, U.C.

Santa Cruz Earth and Planetary Sciences Seminar, 2013. J.S. Halekas, First results from ARTEMIS: The Moon's sphere of influence, Lunar and Planetary

Institute Seminar, 2012. J.S. Halekas, Using ARTEMIS observations to connect the space plasma environment to the

surface and exosphere, NLSI Director’s Seminar, 2012. J.S. Halekas, ARTEMIS observations of pickup ions: Tying space plasma data to the surface and

exosphere, ARTEMIS Science Working Team, 2012. J.S. Halekas, Lunar precursor effects, U.C. Berkeley Physics 290B Seminar, 2011 J.S. Halekas, Lunar swirls: At the intersection of plasma physics and geology, Swirl workshop,

2011.

 

 

J.S. Halekas, Evidence for reconnection at Mars, Bay Area Consortium for Heliophysics symposium, 2010.

J.S. Halekas, The lunar wake: Current understanding and first results from ARTEMIS, CSSAR seminar, 2010.

J.S. Halekas, Fundamental plasma physics in the Martian magnetotail and boundary layer, CSSAR seminar, 2010.

J.S. Halekas, The lunar plasma wake: Waiting for ARTEMIS, UCLA Earth and Space Sciences Seminar, 2010.

J.S. Halekas, Lunar electric fields: The view from Lunar Prospector, ISAS Seminar, 2009. J.S. Halekas, The dynamic lunar environment, SETI Seminar, 2009. J.S. Halekas, Space physics in the dynamic lunar environment, U.C. Berkeley Physics 290B

Seminar, 2009. J.S. Halekas, The enigma of lunar magnetism, University of Washington Earth and Space

Sciences Special Lecture, 2008. J.S. Halekas, Lunar surface charging: Lunar Prospector observations, University of Washington

Earth and Space Sciences Research Seminar, 2008. J.S. Halekas, Martian aurora, Space Sciences Laboratory Colloquium, 2006. J.S. Halekas, Lunar crustal magnetism: New results from Lunar Prospector, Division of

Geological and Planetary Sciences Seminar, California Institute of Technology, 2000. J.S. Halekas, Lunar crustal magnetism: Results from Lunar Prospector, Physics 290B Seminar,

U.C. Berkeley, 2000. Selected Publications: J.S. Halekas, A.R. Poppe, J.P. McFadden, V. Angelopoulos, K.-H. Glassmeier, D.A. Brain,

Evidence for small-scale collisionless shocks at the Moon from ARTEMIS, Geophys. Res. Lett., in press, 2014.

J.S. Halekas, A.R. Poppe, J.P. McFadden, The effects of solar wind velocity distributions on the refilling of the lunar wake: ARTEMIS observations and comparisons to one-dimensional theory, J. Geophys, Res., 119, 5133-5149, 2014.

A.R. Poppe, M. Sarantos, J.S. Halekas, G.T. Delory, Y. Saito, M. Nishino, Anisotropic solar wind sputtering of the lunar surface induced by crustal magnetic anomalies, Geophys. Res. Lett., 41, 4865-4872, 2014.

A.R. Poppe, S. Fatemi, J.S. Halekas, M. Holmstrom, G.T. Delory, ARTEMIS observations of extreme diamagnetic fields in the lunar wake, Geophys. Res. Lett., 41, 3766-3773, 2014.

X.-Z. Zhou, V. Angelopoulos, A.R. Poppe, J.S. Halekas, K.K. Khurana, M.G. Kivelson, S. Fatemi, M. Holmstrom, Lunar dayside current in the terrestrial lobe: ARTEMIS observations, J. Geophys. Res., 119, 3381-3391, 2014.

J.S. Halekas, E.R. Taylor, G. Dalton, G. Johnson, D.W. Curtis, J.P. McFadden, D.L. Mitchell, R.P. Lin, B.M. Jakosky, The solar wind ion analyzer for MAVEN, Space Sci. Rev., doi:10.1007/s11214-013-0029-z, 2013.

J.S. Halekas, D.A. Brain, M. Holmstrom, The Moon’s plasma wake, in Magnetotails in the Solar System, Eds. A. Keiling, American Geophysical Union, Washington, D.C., in press, 2013.

 

 

J.S. Halekas, A.R. Poppe, J.P. McFadden, K.-H. Glassmeier, The effects of reflected protons on the plasma environment of the Moon for parallel interplanetary magnetic fields, Geophys. Res. Lett., 40, 4544-4548, 2013.

A.R. Poppe, J.S. Halekas, M. Sarantos, G.T. Delory, The self-sputtered contribution to the lunar exosphere, J. Geophys. Res., 118, 1934-1944, 2013.

X-Z Zhou, V. Angelopoulos, A.R. Poppe, J.S. Halekas, ARTEMIS observations of lunar pickup ions: Mass constraints on ion species, J. Geophys. Res., 118, 1766-1774, 2013.

T.J. Stubbs, W.M. Farrell, J.S. Halekas, J.K. Burchill, M.R. Collier, M.I. Zimmerman, R.R. Vondrak, Dependence of lunar surface charging on solar wind plasma conditions and solar irradiation, Planet. Space Sci, 90, 10-27, doi:10.1016/j.pss.2013.07.008, 2013.

W.M. Farrell, D.M. Hurley, R.R. Hodges, R.M. Killen, J.S. Halekas, M.I. Zimmerman, G.T. Delory, Redistribution of lunar polar water to mid-latitudes and its role in forming an OH veneer, Planet. Space Sci., 89, 15-20, doi:10.1016/j.pss.2013.05.009, 2013.

Y. Harada, S. Machida, J.S. Halekas, A.R. Poppe, J.P. McFadden, ARTEMIS observations of lunar dayside plasma in the terrestrial magnetotail lobe, J. Geophys. Res., 118, 3042-3054, doi:10.1002/jgra.50296, 2013.

R.J. Lillis, S. Robbins, M. Manga, J.S. Halekas, H.V. Frey, Time history of the Martian dynamo from crater magnetic field analysis, J. Geophys. Res., 118, 1488-1511, doi:10.1002/jgre.20105, 2013.

A.R. Poppe, J.S. Halekas, R. Samad, M. Sarantos, G.T. Delory, Model-based constraints on the lunar exosphere derived from ARTEMIS pickup ion observations in the terrestrial magnetotail, J. Geophys. Res., 118, 1135-1147, doi:10.1002/jgre.20090, 2013.

W.M. Farrell, A.R. Poppe, M.I. Zimmerman, J.S. Halekas, G.T. Delory, R.M. Killen, The lunar photoelectron sheath: A change in trapping efficiency during a solar storm, J. Geophys. Res., 118, 1114-1122, doi:10.1002/jgre.20086, 2013.

J.S. Halekas, A.R. Poppe, G.T. Delory, M. Sarantos, J.P. McFadden, Utilizing ARTEMIS pickup ion observations to place constraints on the lunar atmosphere, J. Geophys. Res.,118, 81-88, doi:10.1029/2012JE004292, 2013.

D.A. Brain and J.S. Halekas, Aurora in Martian Mini-Magnetospheres, in Auroral Phenomenology and Magnetospheric Processes: Earth and other Planets, Eds. A. Keiling, E. Donovon, F. Bagenal, T. Karlsson, American Geophysical Union, Washington, D.C., doi:10.1029/2011GM001201, 2013.

W.M. Farrell, J.S. Halekas, R.M. Killen, G.T. Delory, N. Gross, L.V. Bleacher, D. Krauss-Varban, P. Travnicek, D. Hurley, T.J. Stubbs, M.I. Zimmerman, T.L. Jackson, Solar-Storm/Lunar Atmosphere Model (SSLAM): An overview of the effort and description of the driving storm environment, J. Geophys. Res., 117, E00K04, doi:10.1029/2012JE004070, 2012.

A.R. Poppe, J.S. Halekas, G.T. Delory, W.M. Farrell, Particle-in-cell simulations of the solar wind interaction with lunar crustal magnetic anomalies: Magnetic cusp regions, J. Geophys. Res., 117, A09105, doi:10.1029/2012JA017844, 2012.

A.R. Poppe, R. Samad, J.S. Halekas, M. Sarantos, G.T. Delory, W.M. Farrell, V. Angelopoulos, J.P. McFadden, ARTEMIS observations of lunar pickup ions in the terrestrial magnetotail lobes, Geophys. Res. Lett., 39, L17104, doi:10.1029/2012GL052909, 2012.

R.A. Carley, K.A. Whaler, M.E. Purucker, J.S. Halekas, Magnetization of the lunar crust, J. Geophys. Res., 117, E08001, doi:10.1029/2011JE003944, 2012.

 

 

J.S. Halekas, A.R. Poppe, G.T. Delory, M. Sarantos, W.M. Farrell, V. Angelopoulos, J.P. McFadden, Lunar pickup ions observed by ARTEMIS: Spatial and temporal distribution and and constraints on species and source locations, J. Geophys. Res., 117, E06006, doi:10.1029/2012JE004107, 2012.

J.S. Halekas, A.R. Poppe, W.M. Farrell, G.T. Delory, V. Angelopoulos, J.P. McFadden, J.W. Bonnell, K.H. Glassmeier, F. Plaschke, A. Roux, R.E. Ergun, Lunar precursor effects in the solar wind and terrestrial magnetosphere, J. Geophys. Res, 117, A05101, doi:10.1029/2011JA017289, 2012.

J.S. Halekas, A. Poppe, G.T. Delory, W.M. Farrell, M. Horányi, Solar wind electron interaction with the dayside lunar surface and crustal magnetic fields: Evidence for precursor effects, Earth Planets Space, 64, 73-82, 2012.

M.O. Fillingim, R.J. Lillis, S.L. England, L.M. Peticolas, D.A. Brain, J.S. Halekas, C. Paty, D. Lummerzheim, S.W. Bougher, On wind-driven electrojets at magnetic cusps in the nightside ionosphere of Mars, Earth Planets Space, 64, 93-103, 2012.

Tao, J.B., R.E. Ergun, D.L. Newman, J.S. Halekas, L. Andersson, V. Angelopoulos, J.W. Bonnell, J.P. McFadden, C.M. Cully, H.-U. Auster, K.-H. Glassmeier, D.E. Larson, W. Baumjohann, M.V. Goldman, Kinetic instabilities in the lunar wake: ARTEMIS observations, J. Geophys. Res., 117, A03106, doi:10.1029/2011JA017364, 2012.

J.P. Eastwood, J.J.H. Videira, D.A. Brain, J.S. Halekas, A chain of magnetic flux ropes in the magnetotail of Mars, Geophys. Res. Lett., 39, L03104, doi:10.1029/2011GL050444, 2012.

A.R. Poppe, J.S. Halekas, G.T. Delory, W.M. Farrell, V. Angelopoulos, J.P. McFadden, J.W. Bonnell, R.E. Ergun, A comparison of ARTEMIS observations and particle-in-cell modeling of the lunar photoelectron sheath in the terrestrial magnetosphere, Geophys. Res. Lett., 39, L01102, doi:10.1029/2011GL050321, 2012.

W.M. Farrell, J.S. Halekas, T.J. Stubbs, G.T. Delory, R.M. Killen, R.E. Hartle, M.R. Collier, Regarding the possible generation of a lunar nightside exo-ionosphere, Icarus, 216, 169-172, 2011.

T.L. Jackson, W.M. Farrell, R.M. Killen, G.T. Delory, J.S. Halekas, T.J. Stubbs, Discharging of roving objects in the lunar polar regions, Journ. Spacecraft Rockets, 48, 700-704, 2011

Zimmerman, M.I., W.M. Farrell, T.J. Stubbs, J.S. Halekas, T.L. Jackson, Solar wind access to lunar polar craters: Feedback between surface charging and plasma expansion, Geophys. Res. Lett., 38, L19202, doi:10.1029/2011GL048880, 2011.

T.J. Stubbs, D. Glenar, W. Farrell, R. Vondrak, M. Collier, J. Halekas, G. Delory, On the role of dust in the lunar ionosphere, Planet. Space Sci., 59, 1659-1664, 2011.

K.L. Louzada, S.T. Stewart, B.P. Weiss, J. Gattacceca, R.J. Lillis, J.S. Halekas, Impact demagnetization of the Martian crust: Current knowledge and future directions, Earth Planet. Sci. Lett., 305, 257-269, doi:10.1016/j.epsl.2011.03.013, 2011.

J.S. Halekas, D.A. Brain, J.P. Eastwood, Large amplitude compressive “sawtooth” magnetic field oscillations in the Martian magnetosphere, J. Geophys. Res., 116, A07222, doi:10.1029/2011JA016590, 2011.

J.S. Halekas, G.T. Delory, W.M. Farrell, V. Angelopoulos, J.P. McFadden, J.W. Bonnell, M.O. Fillingim, F. Plaschke, First remote measurements of lunar surface charging from ARTEMIS: Evidence for non-monotonic sheath potentials above the dayside surface, J. Geophys. Res., 116, A07103, doi:10.1029/2011JA016542, 2011.

J.A. Briggs, D.A. Brain, M.L. Cartwright, J.P. Eastwood, J.S. Halekas, A statistical study of flux ropes in the Martian magnetosphere, Planet. Space Sci., 59, 1498-1505, 2011.

 

 

S. Wiehle, F. Plaschke, U. Motschmann, K.-H. Glassmeier, H.U. Auster, V. Angelopoulos, J. Mueller, H. Kriegel, E. Georgescu, J. Halekas, D.G. Sibeck, J.P. McFadden, First lunar wake passage of ARTEMIS: Discrimination of wake effects and solar wind fluctuations by 3d hybrid simulations, Planet. Space Sci., 59, 661-671, doi: 10.1016/j.pss.2011.01.012, 2011.

D.G. Sibeck, G. Delory, J. Eastwood, W. Farrell, R. Grimm, J. Halekas, H. Hasegawa, P. Hellinger, K. Khurana, R. Lillis, M. Øieroset, T. Phan, J. Raeder, C. Russell, D. Schriver, J. Slavin, P. Travnicek, J. Weygand, ARTEMIS science objectives and mission phases, Space Sci. Rev., doi:10.1007/s11214-011-9777-9, 2011.

M.R. Collier, H.K. Hills, T.J. Stubbs, J.S. Halekas, G.T. Delory, J. Espley, W.M. Farrell, J.W. Freeman, R. Vondrak, Lunar surface electric potential changes associated with traversals through the Earth’s foreshock, Planet. Space. Sci., 14, 1727-1743, 2011.

J.S. Halekas, V. Angelopoulos, D.G. Sibeck, K.K. Khurana, C.T. Russell, G.T. Delory, W.M. Farrell, J.P. McFadden, J.W. Bonnell, D. Larson, R.E. Ergun, F. Plaschke, K.H. Glassmeier, First results from ARTEMIS, a new two-spacecraft lunar mission: Counter-streaming plasma populations in the lunar wake, Space Sci. Rev., doi:10.1007/s11214-010-9738-8, 2011.

A. Poppe, J.S. Halekas, M. Horányi, Negative potentials above the day-side lunar surface in the terrestrial plasma sheet: Evidence of non-monotonic potentials, Geophys. Res. Lett., 38, L02103, doi:10.1029/2010GL046119, 2011.

J.S. Halekas, Y. Saito, G.T. Delory, W.M. Farrell, New views of the lunar plasma environment, Planet. Space. Sci., 59, 1681-1694, doi:10.1016/j.pss.2010.08.011, 2011.

D. A. Brain, A. H. Baker, J. Briggs, J. P. Eastwood, J. S. Halekas, and T.�D. Phan, Episodic detachment of Martian crustal magnetic fields leading to bulk atmospheric plasma escape, Geophys. Res. Lett., 37, L14108, doi:10.1029/2010GL043916, 2010

W. M. Farrell, T. J. Stubbs, J. S. Halekas, R. M. Killen, G. T. Delory, M. R. Collier, and R. R. Vondrak, Anticipated electrical environment within permanently shadowed lunar craters, J. Geophys. Res., 115, E03004, doi:10.1029/2009JE003464, 2010.

J.S. Halekas, R.J. Lillis, R.P. Lin, M. Manga, M.E. Purucker, R.A. Carley, How strong are lunar crustal magnetic fields at the surface: Considerations from a reexamination of the electron reflectometry technique, J. Geophys. Res., 115, E03006, doi:10.1029/JE003516, 2010.

R. Lillis, M.E. Purucker, J. Halekas, K. Louzada, S.T. Stewart, M. Manga, H. Frey, Study of impact demagnetization at Mars using Monte Carlo modeling and multiple altitude data, J. Geophys. Res., 115, E07007, doi: 10.1029/JE003556, 2010.

M. Øieroset, D.A. Brain, E. Simpson, D.L. Mitchell, T.D. Phan, J.S. Halekas, R.P. Lin, M.H. Acuña, Search for Phobos and Deimos gas/dust tori using in situ observations from Mars Global Surveyor MAG/ER, Icarus, 206, pp. 189-198, 2010.

D. Brain, S. Barabash, A. Boesswetter, S. Bougher, S. Brecht, G. Chanteur, D. Hurley, E. Dubinin, X. Fang, M. Fraenz, J. Halekas, E. Harnett, M. Holmstrom, E. Kallio, H. Lammer, S. Ledvina, M. Liehmon, K. Liu, J. Luhmann, Y. Ma, R. Modolo, A. Nagy, A. Motschmann, H. Nillson, H. Shinagawa, S. Simon, N. Terada, A comparison of global models for the solar wind interaction with Mars, Icarus, 206, pp. 139-151, 2010.

M.O. Fillingim, L.M. Peticolas, R.J. Lillis, D.A. Brain, J.S. Halekas, D. Lummerzheim, S.W. Bougher, Localized ionization patches in the nighttime ionosphere of Mars and their electrodynamic consequences, Icarus, 206, pp. 112-119, 2010.

J.S. Halekas and D.A. Brain, Global distribution, structure, and solar wind control of low altitude current sheets at Mars, Icarus, 206, pp. 64-73, doi:10.1016/j.icarus.2008.12.032, 2010.

 

 

J.S. Halekas, J.P. Eastwood, D.A. Brain, T.D. Phan, M. Øieroset, R.P. Lin, In-situ observations of reconnection Hall magnetic fields at Mars: Evidence for ion diffusion region encounters, J. Geophys. Res., 114, A11204, doi:10.1029/JA014544, 2009.

J.S. Halekas, G.T. Delory, R.P. Lin, T.J. Stubbs, W.M. Farrell, Lunar surface charging during solar energetic particle events: Measurement and prediction, J. Geophys. Res., 114, A05110, doi:10.1029/2009JA014113, 2009.

J.S. Halekas, G.T. Delory, R.P. Lin, T.J. Stubbs, and W.M. Farrell, Lunar Prospector measurements of secondary electron emission from lunar regolith, Planet. Space Sci., 57, 78-82, doi:10.1016/j.pss.2008.11.009, 2009.

W.M. Farrell, T.J. Stubbs, G.T. Delory, R.R. Vondrak, M.R. Collier, J.S. Halekas, R.P. Lin, Concerning the dissipation of electrically charged objects in the shadowed lunar polar regions, Geophys. Res. Lett., 35, L19104, doi:10.1029/2008GL034785, 2008.

J.S. Halekas, G.T. Delory, R.P. Lin, T.J. Stubbs, and W.M. Farrell, Lunar Prospector observations of the electrostatic potential of the lunar surface and its response to incident currents, J. Geophys. Res., 113, A09102, doi:10.1029/2008JA013194, 2008.

F. Leblanc, O. Witasse, J. Lilensten, R.A. Frahm, Ali Safaenili, D.A. Brain, J. Mouginot, H. Nilsson, Y. Futaana, J. Halekas, M. Holmström, J.L. Bertaux, J.D. Winningham, W. Kofman, and R. Lundin, Observations of aurorae by SPICAM ultraviolet spectrograph on board Mars Express: Simultaneous ASPERA-3 and MARSIS measurements, J. Geophys. Res., 113, A08311, doi:10.1029/2008JA013033, 2008.

J.S. Halekas, G.T. Delory, D.A. Brain, R.P. Lin, and D.L. Mitchell, Density cavity observed over a strong lunar crustal magnetic anomaly in the solar wind: A mini-magnetosphere?, Planet. Space Sci., 56/7, 941-946, doi:10.1016/j.pss.2008.01.008, 2008.

J.S. Halekas, D.A. Brain, R.P. Lin, J.G. Luhmann, and D.L. Mitchell, Distribution and variability of accelerated electrons at Mars, J. Adv. Space. Res., 41, p. 1347-1352, doi.10.106/j.asr.2007.01.034, 2008.

D.L. Mitchell, J.S. Halekas, R.P. Lin, S. Frey, L.L. Hood, M.H. Acuna, and A. Binder, Global mapping of lunar crustal magnetic fields by Lunar Prospector, Icarus, 194, 401-409, doi:10.1016/j.icarus.2007.10.027, 2008.

W.M. Farrell, T.J. Stubbs, J.S. Halekas, G.T. Delory, M.R. Collier, R.R. Vondrak, and R.P. Lin, Loss of solar wind plasma neutrality and affect on surface potentials near the lunar terminator, Geophys. Res. Lett., 35, L015105, doi:10.1029/2007GL032653, 2008.

J.S. Halekas, D.A. Brain, R.P. Lin, and D.L. Mitchell, Solar wind interaction with lunar crustal magnetic anomalies, J. Adv. Space Res., 41, p. 1319-1324, doi:10.1016/j.asr.2007.04.003, 2008.

J.P. Eastwood, D.A. Brain, J.S. Halekas, J.F. Drake, T.D. Phan, M. Oieroset, D. Mitchell, R.P. Lin, and M. Acuna, Evidence for collisionless magnetic reconnection at Mars, Geophys. Res. Lett., 35, L02106, doi:10.1029/2007GL032289, 2008.

D.A. Brain, R.J. Lillis, D.L. Mitchell, J.S. Halekas, and R.P. Lin, Electron pitch angle distributions as indicators of magnetic field topology near Mars, J. Geophys. Res., 112, A09201, doi:10.1029/2007JA012435, 2007.

W.M. Farrell, T.J. Stubbs, R.R. Vondrak, G.T. Delory, and J.S. Halekas, Complex electric fields near the lunar terminator: The near-surface wake and accelerated dust, Geophys. Res. Lett., 34, L14201, doi:10.1029/2007GL029312, 2007.

M.O. Fillingim, L.M. Peticolas, R.J. Lillis, D.A. Brain, J.S. Halekas, D.L. Mitchell, R.P. Lin, D. Lummerzheim, S.W. Bougher, and D.L. Kirchner, Model calculations of electron

 

 

precipitation induced ionization patches on the nightside of Mars, Geophys. Res. Lett., 34, L12101, doi:10.1029/2007GL029986, 2007.

T.J. Stubbs, J.S. Halekas, W.M. Farrell, and R.R. Vondrak, Lunar surface charging: A global perspective using Lunar Prospector data, Workshop on Dust in Planetary Systems (ESA SP-643), Ed. H. Krueger and A. Graps, P. 181-184, 2007.

J.S. Halekas, G.T. Delory, D.A. Brain, R.P. Lin, M.O. Fillingim, C.O. Lee, R.A. Mewaldt, T.J. Stubbs, W.M. Farrell, and M.K. Hudson, Extreme lunar surface charging during solar energetic particle events, Geophys. Res. Lett., 34, L02111, doi:10.1029/2006GL028517, 2007.

J.S. Halekas, D.A. Brain, D.L. Mitchell, and R.P. Lin, Whistler waves observed near lunar crustal sources, Geophys. Res. Lett., 33, L22104, doi:10.1029/2006GL027684, 2006.

F. Leblanc, O. Witasse, J. Winningham, D. Brain, J. Lilensten, P.-L. Blelly, R.A. Frahm, J.S. Halekas, and J.L. Bertaux, Origins of the Martian aurora observed by Spectroscopy for Investigation of Characteristics of the Atmosphere of Mars (SPICAM) on board Mars Express, J. Geophys. Res., 111, A09313, doi:10.1029/2006JA011763, 2006.

J.S. Halekas, D.A. Brain, R.J. Lillis, M.O. Fillingim, D.L. Mitchell, and R.P. Lin, Current sheets at low altitudes in the Martian magnetotail, Geophys. Res. Lett., 33 (13), L13101, doi:10.1029/2006GL026229, 2006.

D.A. Brain, D.L. Mitchell, and J.S. Halekas, The magnetic field draping direction at Mars from April 1999 through August 2004, Icarus, 182(2), doi:10.1016/j.icarus.2005.09.023, 464-473, 2006.

J.S. Halekas, D.A. Brain, D.L. Mitchell, R.P. Lin, and L. Harrison, On the occurrence of magnetic enhancements caused by solar wind interaction with lunar crustal fields, Geophys. Res. Lett., 33, L08106, doi:10.1029/2006GL025931, 2006.

D.A. Brain, J.S. Halekas, L.M. Peticolas, R.P. Lin, J.G. Luhmann, D.L. Mitchell, G.T. Delory, S.W. Bougher, M.H. Acuña, and H. Rème, On the origin of aurorae on Mars, Geophys. Res. Lett., 33, L01201, doi:10.1029/2005GL024782, 2006.

D.A. Brain, J.S. Halekas, R. Lillis, D.L. Mitchell, R.P. Lin, and D.H. Crider, Variability of the altitude of the Martian sheath, Geophys. Res. Lett., 32 (18), L18203, doi: 10.1029/2005GL023126, 2005.

J.S. Halekas, S.D. Bale, D.L. Mitchell, and R.P. Lin, Electrons and magnetic fields in the lunar plasma wake, J. Geophys. Res., 110, A07222, doi:10.1029/2004JA010991, 2005.

J.S. Halekas, R.P. Lin, and D.L. Mitchell, Large negative lunar surface potentials in sunlight and shadow, Geophys. Res. Lett., 32, L09102, doi:10.1029/2005GL022627, 2005.

J.S. Halekas, R.P. Lin, and D.L. Mitchell, Inferring the scale height of the lunar nightside double layer, Geophys. Res. Lett., 30(21), 2117, doi:10.1029/2003GL018421, 2003.

J.S. Halekas, R.P. Lin, and D.L. Mitchell, Magnetic fields of lunar multi-ring impact basins, Met. Planet. Sci., 38, 565-578, 2003.

N.C. Richmond, L.L. Hood, J.S. Halekas, D.L. Mitchell, R.P. Lin, M. Acuña, and A.B. Binder, Correlation of a strong lunar magnetic anomaly with a high-albedo region of the Descartes mountains, Geophys. Res. Lett., 30(7), doi:10.1029/2003GL016938, 2003.

J.S. Halekas, D.L. Mitchell, R.P. Lin, L.L. Hood, M.H. Acuña, and A.B. Binder, Demagnetization signatures of lunar impact craters, Geophys. Res. Lett., 29(13), doi:10.1029/2001GL013924, 2002.

 

 

J.S. Halekas, D.L. Mitchell, R.P. Lin, L.L. Hood, M.H. Acuña, and A.B. Binder, Evidence for negative charging of the lunar surface in shadow, Geophys. Res. Lett., 29(10), doi:10.1029/2001GL014428, 2002.

J.S. Halekas, D.L. Mitchell, R.P. Lin, S. Frey, L.L. Hood, M.H. Acuña, and A.B. Binder, Mapping of crustal magnetic anomalies on the lunar near side by the Lunar Prospector electron reflectometer, J. Geophys. Res., 106, 27841-27852, 2001.

L.L. Hood, A. Zakharian, J. Halekas, D.L. Mitchell, R.P. Lin, M.H. Acuña, and A.B. Binder, Initial mapping and interpretation of lunar crustal magnetic anomalies using Lunar Prospector magnetometer data, J. Geophys. Res., 106, 27825-27840, 2001.

E.C. Whipple, D.L. Starr, J.S. Halekas, J.D. Scudder, R.D. Holdoway, J.B. Faden, P. Puhl-Quinn, N.C. Maynard, and C.T. Russell, Magnetospheric electric fields from ion data, Geophys. Res. Lett., 26, 1561-4, 1999.

E.C. Whipple, J.S. Halekas, J.D. Scudder, W.R. Paterson, L.A. Frank, R.B. Sheldon, N.C. Maynard, D.R. Weimer, C.T. Russell, K. Tsuruda, H. Hayakawa, and T. Yamamoto, Identification of magnetospheric particles that travel between spacecraft and their use to help obtain magnetospheric potential distributions, J. Geophys. Res., 103, 93-102, 1998.