Publications in VIVO

Co-author Network

Peterson, William Kenneth Research Associate

Positions

Research Associate, Laboratory for Atmospheric and Space Physics (LASP)

Publications

selected publications

book
- Geospace Mass and Energy Flow: Results From the International Solar-Terrestrial Physics Program. Ed. 104. Ed. Geospace Mass and Energy Flow: Results From the International Solar-Terrestrial Physics Program. 1998
chapter
- The Role of Quiet Time Ionospheric Plasma in the Storm Time Inner Magnetosphere. Geophysical Monograph. 329-+. 2012
- The Electronic Geophysical Year (eGY) 2011
- Influences of the Ionosphere, Thermosphere and Magnetosphere on Ion Outflows. 283-314. 2011
- Ionospheric plasmas in the ring current 2005
- Dayside Electrodynamics Observed by Polar with Northward IMF. Ed. Dayside Electrodynamics Observed by Polar with Northward IMF. 1998
- Polar observations of cusp electrodynamics: Evolution from 2- to 4-cell convection patterns. Nato Asi Series C Mathematical and Physical Sciences. 157-172. 1998
- Solar wind He2+ and H+ distributions in the cusp for southward IMF. Nato Asi Series C Mathematical and Physical Sciences. 63-72. 1998
- Extended (Bi-Modal) Ion Conics at High Altitudes 1995
- On the High- and Low-Altitude Limits of the Auroral Electric Field Region 1994
- Effects of Solar Cycle on Auroral Particle Acceleration 1993
- Heating of Thermal Ions Near the Equatorward Boundary of the Mid-Altitude Polar Cleft 1989
- Auroral Zone Ion Composition 1988
- Quantitative Parameterization of Energetic Ionospheric Ion Outflow 1988
- Accelerated Auroral and Polar-Cap Ions: Outflow at DE-1 Altitudes 1986
- Transverse Auroral Ion Energization Observed on DE-1 with Simultaneous Plasma Wave and Ion Composition Measurements 1986
- Ion Injection and Acceleration in the Polar Cap 1985
- Hot Plasma Composition Results from the ISEE-1 Spacecraft 1983
- Initial Hot Plasma Composition Results from the Dynamics Explorer 1983
conference proceeding
- Large amplitude solitary waves in and near the Earth's magnetosphere, magnetopause and bow shock: Polar and Cluster observations. Nonlinear Processes in Geophysics. 13-26. 2001
- A substorm onset observed by the polar spacecraft in conjunction with the image chain. Esa Sp. 337-340. 2000
- Polar observations of two pseudobreakup events. Esa Sp. 409-412. 2000
- THE HIGH-LATITUDE ION-TRANSPORT AND ENERGETICS (HI-LITE) EXPLORER - A MISSION TO INVESTIGATE ION OUTFLOW FROM THE HIGH-LATITUDE IONOSPHERE. 40-56. 1993
journal article
- Loss of the Martian atmosphere to space: Present-day loss rates determined from MAVEN observations and integrated loss through time. Icarus. 146-157. 2018
- The Mars Topside Ionosphere Response to the X8.2 Solar Flare of 10 September 2017. Geophysical Research Letters. 8005-8013. 2018
- Flares at Earth and Mars: An Ionospheric Escape Mechanism?. Space Weather. 1042-1056. 2018
- Martian Electron Temperatures in the Subsolar Region: MAVEN Observations Compared to a One-Dimensional Model. Journal of Geophysical Research: Space Physics. 5960-5973. 2018
- MAVEN Observations of Solar Wind-Driven Magnetosonic Waves Heating the Martian Dayside Ionosphere. Journal of Geophysical Research: Space Physics. 4129-4149. 2018
- Correlations between enhanced electron temperatures and electric field wave power in the Martian ionosphere. Geophysical Research Letters. 493-501. 2018
- Ion Heating in the Martian Ionosphere. Journal of Geophysical Research: Space Physics. 10612-10625. 2017
- On the occurrence of magnetic reconnection equatorward of the cusps at the Earth's magnetopause during northward IMF conditions. Journal of Geophysical Research: Space Physics. 605-617. 2017
- Photoelectrons and solar ionizing radiation at Mars: Predictions versus MAVEN observations. Journal of Geophysical Research: Space Physics. 8859-8870. 2016
- The electric wind of Venus: A global and persistent "polar wind"-like ambipolar electric field sufficient for the direct escape of heavy ionospheric ions. Geophysical Research Letters. 5926-5934. 2016
- Comparison of different solar irradiance models for the superthermal electron transport model for Mars. Planetary and Space Science. 62-68. 2015
- The Mars Atmosphere and Volatile Evolution (MAVEN) Mission. Space Science Reviews. 3-48. 2015
- Electric Mars: The first directmeasurement of an upper limit for the Martian "polar wind" electric potential. Geophysical Research Letters. 9128-9134. 2015
- Model insights into energetic photoelectrons measured at Mars by MAVEN. Geophysical Research Letters. 8894-8900. 2015
- Neutral density response to solar flares at Mars. Geophysical Research Letters. 8986-8992. 2015
- Early MAVEN Deep Dip campaign reveals thermosphere and ionosphere variability. Science. 2015
- MAVEN observations of the response of Mars to an interplanetary coronal mass ejection. Science. 2015
- Electron conic distributions produced by solar ionizing radiation in planetary atmospheres. Advances in Space Research. 2566-2572. 2015
- An assessment of the role of soft electron precipitation in global ion upwelling. Journal of Geophysical Research: Space Physics. 2014
- Correlations between variations in solar EUV and soft X-ray irradiance and photoelectron energy spectra observed on Mars and Earth. Journal of Geophysical Research: Space Physics. 7338-7347. 2013
- Dawnward shift of the dayside O+ outflow distribution: The importance of field line history in O+ escape from the ionosphere. Journal of Geophysical Research: Space Physics. 2012
- Sources of plasma in the high altitude cusp. Journal of Atmospheric and Solar-Terrestrial Physics. 1-10. 2012
- Transport of thermal-energy ionospheric oxygen (O+) ions between the ionosphere and the plasma sheet and ring current at quiet times preceding magnetic storms. Journal of Geophysical Research: Space Physics. 2012
- Solar EUV and XUV energy input to thermosphere on solar rotation time scales derived from photoelectron observations. Journal of Geophysical Research: Space Physics. 2012
- A global comparison of O+ upward flows at 850 km and outflow rates at 6000 km during nonstorm times. Journal of Geophysical Research. 2012
- Vertical thermal O+ flows at 850 km in dynamic auroral boundary coordinates. Journal of Geophysical Research. 2010
- Geophysical Research Letters : New Policies Improve Top-Cited Geosciences Journal. Eos, Transactions American Geophysical Union. 337-337. 2010
- Cusp energetic ions as tracers for particle transport into the magnetosphere. Journal of Geophysical Research. 2010
- Open Access to Digital Information: Opportunities and Challenges Identified During the Electronic Geophysical Year. Data Science Journal. S108-S112. 2010
- Geomagnetic activity dependence of O+ in transit from the ionosphere. Journal of Atmospheric and Solar-Terrestrial Physics. 1623-1629. 2009
- Photoelectrons as a tool to evaluate spectral variations in solar EUV irradiance over solar cycle timescales. Journal of Geophysical Research: Space Physics. 2009
- Informatics and the 2007-2008 Electronic Geophysical Year. Eos, Transactions American Geophysical Union. 485-486. 2008
- Photoelectron flux variations observed from the FAST satellite. Advances in Space Research. 947-956. 2008
- Measured and modeled backscatter of ionospheric photoelectron fluxes. Journal of Geophysical Research: Space Physics. 2008
- XUV Photometer System (XPS): Improved solar irradiance algorithm using CHIANTI spectral models. Solar Physics. 235-267. 2008
- Solar-minimum quiet time ion energization and outflow in dynamic boundary related coordinates. Journal of Geophysical Research: Space Physics. 2008
- Model/data comparisons of ionospheric outflow as a function of invariant latitude and magnetic local time. Journal of Geophysical Research. 2008
- Temporal and spectral variations of the photoelectron flux and solar irradiance during an X class solar flare. Geophysical Research Letters. 2008
- Chromospheric heating by the Farley-Buneman instability. Astronomy and Astrophysics. 839-846. 2008
- History of kinetic polar wind models and early observations. Journal of Atmospheric and Solar-Terrestrial Physics. 1901-1935. 2007
- The polar wind: Recent observations. Journal of Atmospheric and Solar-Terrestrial Physics. 1936-1983. 2007
- The Electronic Geophysical Year (2007–2008): e Science for the 21st Century. Leading Edge. 1294-1295. 2007
- Tracing the location of the reconnection site from the northern and southern cusps. Journal of Geophysical Research. 2006
- Quiet time solar illumination effects on the fluxes and characteristic energies of ionospheric outflow. Journal of Geophysical Research: Space Physics. 2006
- Role of plasma waves in Mars' atmospheric loss. Geophysical Research Letters. 2006
- HEUVAC: A new high resolution solar EUV proxy model. Advances in Space Research. 315-322. 2006
- Estimates of the suprathermal O+ outflow characteristic energy and relative location in the auroral oval. Geophysical Research Letters. 2005
- Plasma sheet and (nonstorm) ring current formation from solar and polar wind sources. Journal of Geophysical Research: Space Physics. 2005
- Latitude-energy structure of multiple ion beamlets in Polar/TIMAS data in plasma sheet boundary layer and boundary plasma sheet below 6 R-E radial distance: basic properties and statistical analysis. Annales Geophysicae. 867-876. 2005
- Spatial and temporal cusp structures observed by multiple spacecraft and ground based observations. Surveys in Geophysics. 281-305. 2005
- Solar wind control of Earth's H+ and O+ outflow rates in the 15-eV to 33-keV energy range. Journal of Geophysical Research: Space Physics. 2004
- Dynamic coordinates for auroral ion outflow. Journal of Geophysical Research: Space Physics. 2004
- Ion shell distributions as free energy source for plasma waves on auroral field lines mapping to plasma sheet boundary layer. Annales Geophysicae. 2115-2133. 2004
- Solar extreme ultraviolet variability of the X-class flare on 21 April 2002 and the terrestrial photoelectron response. Space Weather. 2003
- The occurrence frequency of upward ion beams in the auroral zone as a function of altitude using Polar/TIMAS and DE-1/EICS data. Annales Geophysicae. 2059-2072. 2003
- Reply to comment on "Origins of energetic ions in the cusp'' by R. Sheldon, J. Chen, and T. A. Fritz. Journal of Geophysical Research. 2003
- Polar observations of transverse magnetic pulsations initiated at substorm onset in the high-latitude plasma sheet. Journal of Geophysical Research. 2003
- Generation of Bernstein waves by ion shell distributions in the auroral region. Annales Geophysicae. 881-891. 2003
- Responses of the open-closed field line boundary in the evening sector to IMF changes: A source mechanism for Sun-aligned arcs (vol 108, art no 1006, 2003). Journal of Geophysical Research: Space Physics. 2003
- Cusp energetic ions: A bow shock source (vol 25, pg 3729, 1998). Geophysical Research Letters. 2003
- Responses of the open-closed field line boundary in the evening sector to IMF changes: A source mechanism for Sun-aligned arcs. Journal of Geophysical Research. 2003
- Simulation of energetic particle injections associated with a substorm on August 27, 2001. Geophysical Research Letters. 2003
- Timing of magnetic reconnection initiation during a global magnetospheric substorm onset. Geophysical Research Letters. 2002
- Observations of two types of Pc 1-2 pulsations in the outer dayside magnetosphere. Journal of Geophysical Research: Space Physics. 2002
- Investigation into the spatial and temporal coherence of ionospheric outflow on January 9-12, 1997. Journal of Atmospheric and Solar-Terrestrial Physics. 1659-1666. 2002
- Spatial features observed in the cusp under steady solar wind conditions. Journal of Geophysical Research. 2002
- Temporal versus spatial interpretation of cusp ion structures observed by two spacecraft. Journal of Geophysical Research. 2002
- Alfven resonator in the topside ionosphere beneath the auroral acceleration region. Journal of Geophysical Research. 2002
- Outflow from the ionosphere in the vicinity of the cusp. Journal of Geophysical Research. 2002
- Acceleration of ionospheric O+ ions on open field lines in the low-latitude boundary layer and the cusp region. Journal of Geophysical Research: Space Physics. 29611-29618. 2001
- Cusp and magnetopause locations in global MHD simulation. Journal of Geophysical Research. 29435-29450. 2001
- Fast Auroral Snapshot observations of cusp electron and ion structures. Journal of Geophysical Research. 25595-25600. 2001
- Magnetic local time dependency on cusp ion velocity dispersions in the mid-altitude cusp. Geophysical Research Letters. 4057-4060. 2001
- Charge neutrality and ion conic distributions at the equatorward electron edge of the midaltitude cusp. Journal of Geophysical Research: Space Physics. 21095-21108. 2001
- A study of inverted-V auroral acceleration mechanisms using Polar/Fast Auroral Snapshot conjunctions. Journal of Geophysical Research. 18995-19011. 2001
- Observed trends in auroral zone ion mode solitary wave structure characteristics using data from Polar. Journal of Geophysical Research. 19013-19021. 2001
- Plasma sheet dynamics observed by the Polar spacecraft in association with substorm onsets. Journal of Geophysical Research. 19117-19130. 2001
- Polar observations and model predictions during May 4, 1998, magnetopause, magnetosheath, and bow shock crossings. Journal of Geophysical Research. 18927-18942. 2001
- Electrodynamics of the poleward auroral border observed by Polar during a substorm on April 22, 1998. Journal of Geophysical Research. 5927-5943. 2001
- O+ observations in the cusp: Implications for dayside magnetic field topology. Journal of Geophysical Research. 5977-5986. 2001
- Observation of the magnetospheric "sash" and its implications relative to solar-wind/magnetospheric coupling: A multisatellite event analysis. Journal of Geophysical Research. 6097-6122. 2001
- Origins of energetic ions in the cusp. Journal of Geophysical Research. 5967-5976. 2001
- Polar/Toroidal Imaging Mass-Angle Spectrograph observations of suprathermal ion outflow during solar minimum conditions. Journal of Geophysical Research. 6059-6066. 2001
- Polar/Toroidal Imaging Mass-Angle Spectrograph survey of earthward field-aligned proton flows from the near-midnight tail. Journal of Geophysical Research. 5859-5871. 2001
- Wave power studies of cusp crossings with the Polar satellite. Journal of Geophysical Research. 5987-6006. 2001
- On the mass dependence of transverse ion acceleration by broad-band extremely low frequency waves. Physics and Chemistry of the Earth Part C Solar Terrestrial and Planetary Science. 161-163. 2001
- Polar observations of solitary waves at high and low altitudes and comparison to theory. Advances in Space Research. 1631-1641. 2001
- Reconciliation of the substorm onset determined on the ground and at the Polar spacecraft. Geophysical Research Letters. 107-110. 2001
- The Time-of-flight Energy, Angle, Mass Spectrograph (TEAMS) experiment for FAST. Space Science Reviews. 197-219. 2001
- A simple model of complex cusp ion dispersions during intervals of northward interplanetary magnetic field. Geophysical Research Letters. 3587-3590. 2000
- Cusp field-aligned currents and ion outflows. Journal of Geophysical Research. 21129-21142. 2000
- Polar spacecraft based comparisons of intense electric fields and Poynting flux near and within the plasma sheet-tail lobe boundary to UVI images: An energy source for the aurora. Journal of Geophysical Research. 18675-18692. 2000
- Multiple discrete-energy ion features in the inner magnetosphere: Observations and simulations. Geophysical Research Letters. 1447-1450. 2000
- A statistical comparison of the outflow of N-2(+), NO+ and O-2(+) molecular ions with that of atomic O+ ions using Polar/TIMAS observations. Journal of Atmospheric and Solar-Terrestrial Physics. 477-483. 2000
- Observations of centrifugal acceleration during compression of magnetosphere. Geophysical Research Letters. 915-918. 2000
- Energetic magnetosheath ions connected to the Earth's bow shock: Possible source of cusp energetic ions. Journal of Geophysical Research. 5471-5488. 2000
- Observations of traveling Pc5 waves and their relation to the magnetic cloud event of January 1997. Journal of Geophysical Research. 5441-5452. 2000
- Plasmaspheric depletion and refilling associated with the September 25, 1998 magnetic storm observed by ground magnetometers at L=2. Geophysical Research Letters. 633-636. 2000
- Toroidal ion distributions observed at high altitudes equatorward of the cusp. Geophysical Research Letters. 469-472. 2000
- Magnetospheric response to the arrival of the shock wave in front of the magnetic cloud of January 10, 1997. Advances in Space Research. 1401-1404. 2000
- Observations of plasma entry into the magnetosphere at late magnetic local times. Advances in Space Research. 1617-1622. 2000
- Polar/TIMAS statistical results on the outflow of molecular ions from Earth at solar minimum. Advances in Space Research. 2417-2420. 2000
- On spatial and temporal structures in the cusp. Journal of Geophysical Research. 28411-28421. 1999
- Ionospheric mass ejection in response to a CME. Geophysical Research Letters. 2339-2342. 1999
- Sudden compression of the outer magnetosphere associated with an ionospheric mass ejection. Geophysical Research Letters. 2343-2346. 1999
- The source population for the cusp and cleft LLBL for southward IMF. Geophysical Research Letters. 1665-1668. 1999
- Observations of polar cap arcs on FAST. Journal of Geophysical Research. 12669-12681. 1999
- Comment on: "Correlation of cusp MeV helium with turbulent ULF power spectra and its implications". Geophysical Research Letters. 1361-1362. 1999
- Comparisons of Polar satellite observations of solitary wave velocities in the plasma sheet boundary and the high altitude cusp to those in the auroral zone. Geophysical Research Letters. 425-428. 1999
- Plasma waves observed during cusp energetic particle events and their correlation with Polar and Akebono satellite and ground data. Advances in Space Research. 23-33. 1999
- Simulation of off-equatorial ring current ion spectra measured by Polar for a moderate storm at solar minimum. Journal of Geophysical Research. 429-436. 1999
- The seasonal variation of auroral ion beams. Geophysical Research Letters. 4071-4074. 1998
- Cusp energetic ions: A bow shock source. Geophysical Research Letters. 3729-3732. 1998
- A comparison of a model for the theta aurora with observations from Polar, wind, and SuperDARN. Journal of Geophysical Research. 17367-17390. 1998
- Broadband plasma waves observed in the polar cap boundary layer: Polar. Journal of Geophysical Research. 17351-17366. 1998
- Relationship of topside ionospheric ion outflows to auroral forms and precipitation, plasma waves, and convection observed by Polar. Journal of Geophysical Research. 17391-17410. 1998
- The January 10, 1997 auroral hot spot, horseshoe aurora and first substorm: A CME loop?. Geophysical Research Letters. 3047-3050. 1998
- Characteristics of electromagnetic proton cyclotron waves along auroral field lines observed by FAST in regions of upward current. Geophysical Research Letters. 2057-2060. 1998
- Electron modulation and ion cyclotron waves observed by FAST. Geophysical Research Letters. 2045-2048. 1998
- FAST observations in the downward auroral current region: Energetic upgoing electron beams, parallel potential drops, and ion heating. Geophysical Research Letters. 2017-2020. 1998
- FAST observations of VLF waves in the auroral zone: Evidence of very low plasma densities. Geophysical Research Letters. 2065-2068. 1998
- FAST observations of preferentially accelerated He+ in association with auroral electromagnetic ion cyclotron waves. Geophysical Research Letters. 2049-2052. 1998
- FAST satellite observations of electric field structures in the auroral zone. Geophysical Research Letters. 2025-2028. 1998
- FAST satellite observations of large-amplitude solitary structures. Geophysical Research Letters. 2041-2044. 1998
- FAST satellite wave observations in the AKR source region. Geophysical Research Letters. 2061-2064. 1998
- FAST/TEAMS observations of charge exchange signatures in ions mirroring at low altitudes. Geophysical Research Letters. 2085-2088. 1998
- Initial FAST observations of acceleration processes in the cusp. Geophysical Research Letters. 2037-2040. 1998
- Simultaneous observations of solar wind plasma entry from FAST and POLAR. Geophysical Research Letters. 2081-2084. 1998
- Spatial structure and gradients of ion beams observed by FAST. Geophysical Research Letters. 2021-2024. 1998
- Species dependent energies in upward directed ion beams over auroral arcs as observed with FAST TEAMS. Geophysical Research Letters. 2029-2032. 1998
- The auroral current circuit and field-aligned currents observed by FAST. Geophysical Research Letters. 2033-2036. 1998
- Overlapping ion populations in the cusp: Polar/TIMAS results. Geophysical Research Letters. 1621-1624. 1998
- Polar observations of convection with northward interplanetary magnetic field at dayside high latitudes. Journal of Geophysical Research. 29-45. 1998
- Bifurcated cusp ion signatures: Evidence for re-reconnection?. Geophysical Research Letters. 1471-1474. 1997
- Initial TIMAS observations of ion conic heating in the cusp. Advances in Space Research. 841-844. 1997
- Solar-terrestrial observations meet models at Alabama workshop. Eos, Transactions American Geophysical Union. 266-266. 1997
- Akebono observations of the polar wind and suprathermal auroral ions: An overview. Earth, Planets and Space. 45-56. 1996
- FLOW-ALIGNED JETS IN THE MAGNETOSPHERIC CUSP - RESULTS FROM THE GEOSPACE ENVIRONMENT MODELING PILOT PROGRAM. Journal of Geophysical Research. 7649-7659. 1995
- THE TOROIDAL IMAGING MASS-ANGLE SPECTROGRAPH (TIMAS) FOR THE POLAR MISSION. Space Science Reviews. 497-530. 1995
- ON THE SOURCES OF ENERGIZATION OF MOLECULAR-IONS AT IONOSPHERIC ALTITUDES. Journal of Geophysical Research. 23257-23274. 1994
- OBSERVATIONS OF A TRANSVERSE MAGNETIC-FIELD PERTURBATION AT 2 ALTITUDES ON THE EQUATORWARD EDGE OF THE MAGNETOSPHERIC CUSP. Journal of Geophysical Research. 21463-21470. 1993
- MAGNETOSHEATH-IONOSPHERIC PLASMA INTERACTIONS IN THE CUSP CLEFT .1. OBSERVATIONS OF MODULATED INJECTIONS AND UPWELLING ION FLUXES. Journal of Geophysical Research. 19315-19329. 1993
- THE ROLE OF RING CURRENT NOSE EVENTS IN PRODUCING STABLE AURORAL RED ARC INTENSIFICATIONS DURING MAIN PHASE - OBSERVATIONS DURING SEPTEMBER 19-24, 1984, EQUINOX TRANSITION STUDY (VOL 98, PG 9267, 1993). Journal of Geophysical Research. 19471-19471. 1993
- SIMULTANEOUS OBSERVATIONS OF H+ AND O+ IONS AT 2 ALTITUDES BY THE AKEBONO AND DYNAMICS EXPLORER 1 SATELLITES. Journal of Geophysical Research. 11177-11190. 1993
- THE ROLE OF RING CURRENT NOSE EVENTS IN PRODUCING STABLE AURORAL RED ARC INTENSIFICATIONS DURING THE MAIN PHASE - OBSERVATIONS DURING THE SEPTEMBER 19-24, 1984, EQUINOX TRANSITION STUDY. Journal of Geophysical Research. 9267-9283. 1993
- AUTOMATIC DETECTION OF MASS-RESOLVED ION CONICS. IEEE Transactions on Geoscience and Remote Sensing. 407-416. 1993
- FUNNEL-SHAPED, LOW-FREQUENCY EQUATORIAL WAVES. Journal of Geophysical Research. 14967-14976. 1992
- O+ AND HE+ RESTRICTED AND EXTENDED (BI-MODAL) ION CONIC DISTRIBUTIONS. Geophysical Research Letters. 1439-1442. 1992
- THE POLAR-CAP ENVIRONMENT OF OUTFLOWING O+. Journal of Geophysical Research. 8361-8379. 1992
- ELECTROSTATIC-WAVES DUE TO FIELD-ALIGNED ELECTRON-BEAMS IN THE LOW-LATITUDE BOUNDARY-LAYER. Journal of Geophysical Research. 3169-3183. 1992
- MAGNETOSPHERIC BOUNDARY DYNAMICS - DE-1 AND DE-2 OBSERVATIONS NEAR THE MAGNETOPAUSE AND CUSP. Journal of Geophysical Research. 3505-3522. 1991
- ION HEATING BY BROAD-BAND LOW-FREQUENCY WAVES IN THE CUSP CLEFT. Journal of Geophysical Research. 20809-20823. 1990
- STATISTICAL-ANALYSIS OF UPFLOWING ION-BEAM AND CONIC DISTRIBUTIONS AT DE-1 ALTITUDES. Journal of Geophysical Research. 12091-12102. 1990
- DOUBLE-PEAKED ELECTROSTATIC ION-CYCLOTRON HARMONIC-WAVES. Journal of Geophysical Research. 10591-10598. 1990
- ION-CYCLOTRON RESONANCE HEATED CONICS - THEORY AND OBSERVATIONS. Journal of Geophysical Research. 3959-3985. 1990
- PLASMA CHARACTERISTICS OF UPFLOWING ION-BEAMS IN THE POLAR-CAP REGION. Journal of Geophysical Research. 3907-3924. 1990
- DIRECT INJECTION OF IONOSPHERIC O+ INTO THE DAYSIDE LOW LATITUDE BOUNDARY-LAYER. Geophysical Research Letters. 1121-1124. 1989
- ENTRY AND ACCELERATION OF HE+ IN THE LOW LATITUDE BOUNDARY-LAYER. Geophysical Research Letters. 751-754. 1989
- TRANSVERSE ION ENERGIZATION AND LOW-FREQUENCY PLASMA-WAVES IN THE MID-ALTITUDE AURORAL-ZONE - A CASE-STUDY. Journal of Geophysical Research. 11405-11428. 1988
- THE HELIUM COMPONENTS OF ENERGETIC TERRESTRIAL ION UPFLOWS - THEIR OCCURRENCE, MORPHOLOGY, AND INTENSITY. Journal of Geophysical Research. 7558-7564. 1988
- ELECTRON-DENSITY DEPLETIONS IN THE NIGHTSIDE AURORAL-ZONE. Journal of Geophysical Research. 1871-1895. 1988
- PITCH ANGLE DISTRIBUTIONS OF LOW-ENERGY IONS IN THE NEAR-EARTH MAGNETOSPHERE. Journal of Geophysical Research. 12241-12254. 1987
- SOLAR-CYCLE VARIATION OF SOME MASS DEPENDENT CHARACTERISTICS OF UPFLOWING BEAMS OF TERRESTRIAL IONS. Journal of Geophysical Research. 4757-4762. 1987
- FILAMENTARY STRUCTURES IN THE MAGNETOTAIL LOBES. Journal of Geophysical Research. 2349-2363. 1987
- Satellite observations of new particle and field signatures associated with SAR arc field lines at magnetospheric heights. Advances in Space Research. 3-6. 1987
- PLASMA AND FIELD OBSERVATIONS OF A PC-5 WAVE EVENT. Journal of Geophysical Research. 1147-1161. 1986
- INTERACTION OF UPGOING AURORAL H+ AND O+ BEAMS. Journal of Geophysical Research. 80-96. 1986
- THE THETA-AURORA. Journal of Geophysical Research. 3177-3224. 1986
- AMPTE CCE OBSERVATIONS OF THE PLASMA COMPOSITION BELOW 17 KEV DURING THE SEPTEMBER 4, 1984 MAGNETIC STORM. Geophysical Research Letters. 321-324. 1985
- ENERGETIC AURORAL AND POLAR ION OUTFLOW AT DE-1 ALTITUDES - MAGNITUDE, COMPOSITION, MAGNETIC ACTIVITY DEPENDENCE, AND LONG-TERM VARIATIONS. Journal of Geophysical Research. 8417-8432. 1985
- ENHANCED ION OUTFLOWS MEASURED BY THE DE-1 HIGH-ALTITUDE PLASMA INSTRUMENT IN THE DAYSIDE PLASMASPHERE DURING THE RECOVERY PHASE. Journal of Geophysical Research. 1653-&. 1985
- ESCAPE OF SUPRATHERMAL O+ IONS IN THE POLAR-CAP. Journal of Geophysical Research. 1619-&. 1985
- LONG-TERM (SOLAR-CYCLE) AND SEASONAL-VARIATIONS OF UPFLOWING IONOSPHERIC ION EVENTS AT DE-1 ALTITUDES. Journal of Geophysical Research. 6395-6407. 1985
- DIRECT EVIDENCE FOR 2-STAGE (BIMODAL) ACCELERATION OF IONOSPHERIC IONS. Journal of Geophysical Research. 779-787. 1984
- DISTRIBUTION OF UPFLOWING IONOSPHERIC IONS IN THE HIGH-ALTITUDE POLAR-CAP AND AURORAL IONOSPHERE. Journal of Geophysical Research. 5507-5522. 1984
- ORIGIN OF THE PLASMA IN A CROSS-POLAR CAP AURORAL FEATURE (THETA-AURORA). Journal of Geophysical Research. 6729-6736. 1984
- THE PLASMA SHEET BOUNDARY-LAYER. Journal of Geophysical Research. 1553-&. 1984
- THE MASS DEPENDENCE OF WAVE PARTICLE INTERACTIONS AS OBSERVED WITH THE ISEE-1 ENERGETIC ION MASS-SPECTROMETER. Geophysical Research Letters. 651-654. 1983
- ENERGETIC ION COMPOSITION IN THE SUBSOLAR MAGNETOPAUSE AND BOUNDARY-LAYER. Journal of Geophysical Research. 2139-2145. 1982
- THE ORIGINS OF THE PLASMA IN THE DISTANT PLASMA SHEET. Journal of Geophysical Research. 420-424. 1982
- THE POLAR IONOSPHERE AS A SOURCE OF ENERGETIC MAGNETOSPHERIC PLASMA. Geophysical Research Letters. 941-944. 1982
- ENERGETIC ION COMPOSITION OF THE PLASMA SHEET. Journal of Geophysical Research. 761-767. 1981
- ION STREAMS IN THE MAGNETOTAIL. Journal of Geophysical Research. 4639-4648. 1981
- H+ AND HE+ + IN THE DAWNSIDE MAGNETOSHEATH. Geophysical Research Letters. 667-670. 1979
- AE-C OBSERVATIONS OF LOW-ENERGY PARTICLES AND IONOSPHERIC TEMPERATURES IN TURBULENT POLAR CUSP - EVIDENCE FOR KELVIN-HELMHOLTZ INSTABILITY. Journal of Geophysical Research. 3877-3882. 1978
- COMPOSITION OF ION STREAMS IN SUBSONIC MAGNETOSHEATH OBSERVED ON ISEE-1. 1164-1164. 1978
- ENERGETIC ION COMPOSITION INSIDE MAGNETOSPHERE OBSERVED FROM ISEE-A. 354-354. 1978
- ORIGIN OF MAGNETOSPHERIC BOUNDARY-LAYER PLASMA. 1163-1163. 1978
- AE-C OBSERVATIONS OF LOW-ENERGY PARTICLES AND IONOSPHERIC TEMPERATURES IN TURBULENT POLAR CUSP - EVIDENCE FOR KELVIN-HELMHOLTZ INSTABILITY. 1207-1207. 1977
- CHARACTERISTICS OF CONJUGATE PHOTOELECTRONS OBSERVED FROM AE-C. 478-478. 1977
- COMPARISON BETWEEN CALCULATED AND MEASURED PHOTOELECTRON FLUXES FROM ATMOSPHERE EXPLORER-C AND EXPLORER-E. Journal of Geophysical Research. 5099-5103. 1977
- COMPARISON BETWEEN CALCULATED AND MEASURED PHOTOELECTRON FLUXES FROM ATMOSPHERE EXPLORERS C AND E. 453-453. 1977
- CONJUGATE PHOTOELECTRON FLUXES OBSERVED ON ATMOSPHERE EXPLORER-C. Geophysical Research Letters. 109-112. 1977
- CONJUGATE PHOTOELECTRON FLUXES OBSERVED ON ATMOSPHERE EXPLORER-C. 711-711. 1977
- COORDINATED ROCKET AND SATELLITE MEASUREMENTS OF AN AURORAL EVENT .1. SATELLITE-OBSERVATIONS AND ANALYSIS. Journal of Geophysical Research. 2250-2258. 1977
- HIGH-RESOLUTION ELECTRON-ENERGY SPECTRA IN AN ACTIVE AURORA AT ONSET OF MAGNETIC STORM OF MARCH 26, 1976. Geophysical Research Letters. 75-78. 1977
- INTERHEMISPHERIC TRANSPORT OF PHOTOELECTRONS AT EQUATORIAL LATITUDES. 1197-1197. 1977
- LOW-ENERGY PARTICLE OBSERVATIONS IN QUIET DAYSIDE CUSP FROM AE-C AND AE-D. Journal of Geophysical Research. 4765-4776. 1977
- LOW-ENERGY PARTICLE OBSERVATIONS IN QUIET DAYSIDE CUSP FROM AE-C AND AE-D. 824-824. 1977
- MEASUREMENT OF MAGNETIC-FIELD ALIGNED POTENTIAL DIFFERENCES USING HIGH-RESOLUTION CONJUGATE PHOTOELECTRON ENERGY-SPECTRA. Geophysical Research Letters. 373-376. 1977
- OBSERVATIONS OF 10-EV TO 25-KEV ELECTRONS IN STEADY DIFFUSE AURORA FROM ATMOSPHERE EXPLORER-C AND EXPLORER-D. Journal of Geophysical Research. 43-47. 1977
- SIMULTANEOUS OBSERVATIONS OF TRANSVERSE MAGNETIC DISTURBANCES AND AURORAL ELECTRON-PRECIPITATION FROM TRIAD AND AE-C SPACECRAFT. 720-720. 1977
- CHARACTERISTIC ENERGY-SPECTRA OF 1-EV TO 500-EV ELECTRONS OBSERVED IN HIGH LATITUDE IONOSPHERE FROM ATMOSPHERE EXPLORER-C. Journal of Geophysical Research. 5507-5516. 1976
- HIGH-RESOLUTION DAYTIME PHOTOELECTRON ENERGY-SPECTRA FROM AE-E. Geophysical Research Letters. 129-131. 1976
- HIGH-RESOLUTION PHOTOELECTRON ESCAPE FLUX MEASUREMENTS AT EQUATORIAL LATITUDES FROM ATMOSPHERE EXPLORER-E. 974-974. 1976
- LOW-ENERGY PARTICLE OBSERVATIONS IN DAYSIDE CUSP FROM AE-C AND AE-D. 989-989. 1976
- NEW HIGH-ENERGY RESOLUTION MEASUREMENTS OF DAYTIME PHOTOELECTRON ENERGY-SPECTRUM FROM ATMOSPHERE EXPLORER-E. 298-298. 1976
- OBSERVATIONS OF LOW-ENERGY (0-500EV) ELECTRONS IN POLAR REGION FROM AE-D. 317-317. 1976
- ROCKET BORNE MEASUREMENTS OF PRIMARY AURORAL ELECTRONS (2-26 KEV) AT ONSET OF A MAGNETIC SUBSTORM. 988-988. 1976
- WEAK ACCELERATION PROCESSES IN AURORAL IONOSPHERE INFERRED FROM AE-C LOW-ENERGY (0-500 EV) ELECTRON OBSERVATIONS. 317-317. 1976
- AURORAL F-REGION STUDY USING INSITU MEASUREMENTS BY ATMOSPHERE EXPLORER-C SATELLITE. Planetary and Space Science. 1669-1679. 1975
- COMPARISON OF THEORETICAL ION DENSITIES WITH INSITU MEASUREMENTS MADE IN AN AURORA AT F-REGION ALTITUDES BY ATMOSPHERE EXPLORER-C. 906-906. 1975
- DETAILED OBSERVATIONS OF LOW-ENERGY ELECTRONS IN NORTH AND SOUTH HIGH LATITUDE REGIONS FROM AE-C. 1051-1051. 1975
- MEASUREMENT OF LOW-ENERGY ELECTRONS IN DAY AIRGLOW AND DAY SIDE AURORAL ZONE FROM ATMOSPHERE EXPLORER-C. Journal of Geophysical Research. 3934-3944. 1975
- MEASUREMENT OF SECONDARY-ELECTRON ENERGY-DISTRIBUTIONS IN AURORAE. 1036-1036. 1975
- PROTOTYPE POLARIZED-ELECTRON SOURCE THROUGH ELECTRON-HYDROGEN SPIN EXCHANGE WITH TEFLON CONTAINMENT OF HYDROGEN AND A LONGITUDINAL MAGNETIC TRAP. Nuclear Instruments and Methods. 157-163. 1974
- Tables of secondary-electron-production cross sections. Atomic Data and Nuclear Data Tables. 209-253. 1972
- MEASUREMENTS OF ENERGY AND ANGULAR-DISTRIBUTIONS OF SECONDARY ELECTRONS PRODUCED IN ELECTRON-IMPACT IONIZATION OF HELIUM. Physical review. A, General physics. 712-&. 1972
- ENERGY DISTRIBUTIONS OF ELECTRONS EJECTED IN IONIZING COLLISIONS OF ELECTRONS WITH HELIUM. Journal of the Physics B: Atomic and Molecular Physics. 1020-&. 1971
- MEASUREMENTS OF SECONDARY-ELECTRON SPECTRA PRODUCED BY ELECTRON IMPACT IONIZATION OF A NUMBER OF SIMPLE GASES. Journal of Chemical Physics. 4100-&. 1971
- SECONDARY ELECTRON DISTRIBUTION FROM HE AND N2. Bulletin of the American Physical Society. 202-&. 1971
- MEASUREMENTS OF SECONDARY ELECTRON SPECTRA PRODUCED BY ELECTRON IMPACT IONIZATION OF SEVERAL STABLE GASES. Bulletin of the American Physical Society. 1522-&. 1970
- REACTION OF A+ WITH ARGON TO MAKE A2+. Bulletin of the American Physical Society. 260-&. 1969

editor of

book
- Geospace Mass and Energy Flow: Results From the International Solar-Terrestrial Physics Program. Ed. 104. 1998
chapter
- Dayside Electrodynamics Observed by Polar with Northward IMF 1998

Background

awards and honors

Union Fellows (American Geophysical Union), conferred by American Geophysical Union, 2015