Voyager 1 Spacecraft
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Thomas P. Armstrong - AGU Meeting Abstracts

 

More Armstrong AGU Abstracts:
·1967-1979 (below)
·1980-1985
·1986-1992
·1993-1999
·2000-present

 

AGU Abstracts - 1967-1979

 

  • S. M. Krimigis, J. A. Van Allen, and T. P. Armstrong, Trapped Alpha Particles in the Earth's Radiation Zones, AGU 48th Annual Meeting, April 1967, Trans. Am. Geophys. Union, 48, 164, 1967.
  • T. P. Armstrong and S. M. Krimigis, Magnetospheric Proton Observations with Explorer 33, AGU 48th Annual Meeting, Explorer 33 Symposium, Washington, DC, April 1967, Trans. Am. Geophys. Union, 48, 161, 1967.
  • S. M. Krimigis, T. P. Armstrong, and J. A. Van Allen, Solar Particles Events, July-December 1966, AGU 48th Annual Meeting, Explorer 33 Symposium, Washington, DC, April 1967, Trans. Am. Geophys. Union, 48, 161, 1967.
  • J. A. Van Allen, S. M. Krimigis, and T. P. Armstrong, Temporal and Angular Fine Structure of Solar Proton and Electron Beams in Interplanetary Space, AGU 48th Annual Meeting, Explorer 33 Symposium, Washington, DC, April 1967, Trans. Am. Geophys. Union, 48, 161, 1967.
  • S. M. Krimigis, J. A. Van Allen, and T. P. Armstrong, Simultaneous Observations of Solar Protons and Alpha Particles with Explorer 33, Explorer 35, Mariner 4, and Mariner 5, AGU 49th Annual Meeting, April 1968, Trans. Am. Geophys. Union, 49, 242, 1968.
  • T. A. Fritz, S. M. Krimigis, and T. P. Armstrong, Initial Observations of Protons and Alpha Particles with OGO 4, AGU 49th Annual Meeting, April 1968, Trans. Am. Geophys. Union, 49, 269, 1968.
  • T. P. Armstrong and S. M. Krimigis, Observations of Magnetospheric Protons in the Vicinity of the Moon, AGU 49th Annual Meeting, April 1968, Trans. Am. Geophys. Union, 49, 280, 1968.
  • S. M. Krimigis, B. A. Randall, T. P. Armstrong, and T. A. Fritz, Initial Observations of Alpha Particles and Protons with Injun V, AGU 50th Annual Meeting, April 1969, EOS, 50, 283, 1969.
  • T. P. Armstrong, J. A. Van Allen, and S. M. Krimigis, On the Relationship of the Energy Spectrum, Alpha Particle Abundance and Intensities of Solar Cosmic Ray Events, AGU 50th Annual Meeting, April 1969, EOS, 50, 304, 1969.
  • T. P. Armstrong and S. M. Krimigis, Solar Protons, Alphas, and Z > 3 Nuclei at ~0.5 MeV/nucleon in 1967-68,  Fall AGU Meeting, December 1970, EOS, 51, 799, 1970.
  • T. P. Armstrong, S. M. Krimigis, and K. W. Behannon, Proton Enhancements Associated with Interplanetary Shock Waves, Spring AGU Meeting, April 1970, EOS, 51, 413, 1970.
  • S. M. Krimigis, P. Verzariu, T. P. Armstrong, T. A. Fritz, B. A. Randall, and J. A. Van Allen, On the Presence of Trapped Energetic Nuclei with Z > 3 in the Radiation Belts, Spring AGU Meeting, April 1970, EOS, 51, 393, 1970.
  • S. M. Krimigis, E. C. Roelof, and T. P. Armstrong, Multispacecraft Interplanetary Proton Observations, Spring AGU Meeting, April 1971, EOS, 52, 315, 1971.
  • T. P. Armstrong, S. M. Krimigis, and J. W. Kohl, A Search for Anisotropies in the Charge and Energy Spectra of Solar Energetic Nuclei Arriving at 1 A.U. with Explorer 47, Fall AGU Meeting, December 1972, EOS, 53, 1086, 1972.
  • S. M. Krimigis, T. P. Armstrong, and J. W. Kohl, Initial Studies with the CPME Instrument on Explorer 47, Fall AGU Meeting, December 1972, EOS, 53, 1086, 1972.
  • J. W. Kohl, S. M. Krimigis, and T. P. Armstrong, Observations of Solar Particle Emissions on October 27 to November 10, 1972, Spring AGU Meeting, April 1973, EOS, 54, 410, 1973.
  • T. P. Armstrong and S. M. Krimigis, Time Variations and Angular Distribution of Alpha Particles and Medium Nuclei for the October 27, 1972 Solar Particle Event, Spring AGU Meeting, April 1973, EOS, 54, 410, 1973.
  • S. M. Krimigis and T. P. Armstrong, Measurements of the Relative Abundances of Fe-Group, He, and M Nuclei During the October 27, 1972 Solar Particles Event, Spring AGU Meeting, April 1973, EOS, 54, 410, 1973.
  • S. M. Krimigis and T. P. Armstrong, Measurements of the Quiet-time Low Energy Proton, Alpha and M-nuclei Component in Cosmic Rays, Spring AGU Meeting, April 1973.
  • S. M. Krimigis, J. W. Kohl, and T. P. Armstrong, Observations of the Quiet-time Low Energy Particle Populations in the Vicinity of Earth, Fall AGU Meeting, December 1974, EOS, 56, 1165, 1974.
  • T. P. Armstrong, S. M. Krimigis, and J. W. Kohl, Observations of Energetic Solar Particles During July 2 to 12, 1974, Fall AGU Meeting, December 1974, EOS, 56, 1164, 1974.
  • G. Chen and T. P. Armstrong, Numerical Simulation of 3-Dimensional Motion of Charged Particles in Interplanetary Shocks, Fall AGU Meeting, December 1974, EOS, 56, 1165, 1974.
  • T. P. Armstrong and S. M. Krimigis, Interplanetary Acceleration of Relativistic Electrons by the SSC-Associated Disturbance of October 31, 1972, Spring AGU Meeting, April 1974, EOS, 55, 387, 1974.
  • E. T. Sarris, S. M. Krimigis, and T. P. Armstrong, Evidence on the Acceleration of Impulsive Magnetospheric Proton Bursts, Spring AGU Meeting, June 1975, EOS, 56, 433, 1975.
  • S. M. Krimigis, E. T. Sarris, and T. P. Armstrong, Observations of Quiet-time Interplanetary Electron Enhancements of Jovian Origin, Spring AGU Meeting, June 1975, EOS, 56, 427, 1975.
  • J. W. Kohl, E. T. Sarris, S. M. Krimigis, and T. P. Armstrong, Simultaneous Observations of Magnetospheric Proton Bursts by Three Spacecraft, Spring AGU Meeting, June 1975, EOS, 56, 433, 1975.
  • T. P. Armstrong and S. M. Krimigis, Simultaneous Multispacecraft Observations of Structures in the July 2-12, 1974 Solar Particle Event, Apring AGU Meeting, June 1975, EOS, 56, 420, 1975.
  • G. Chen and T. P. Armstrong, Interaction of Charged Particles in Oblique Interplanetary MHD Shocks, Spring AGU Meeting, June 1975, EOS, 56, 420, 1975.
  • C. O. Bostrom, E. T. Sarris, S. M. Krimigis, T. Iijima, and T. P. Armstrong, Location and Characteristics of the Source of Magnetospheric Energetic Particle Bursts in the Vicinity of the Neutral Sheet by Multispacecraft Observations, Spring AGU Meeting, April 1976, EOS, 57, 314, 1976.
  • S. M. Krimigis, E. T. Sarris, and T. P. Armstrong, Evidence for Closed Magnetic Loop Structures in the Interplanetary Medium, Spring AGU Meeting, April 1976, EOS, 57, 304, 1976.
  • R. Decker and T. P. Armstrong, Latitude and Longitude Distribution of Solar Flare Electron Events from October 1972 Through December 1974, Fall AGU Meeting, December 1976, EOS, 57, 979, 1976.
  • E. Kirsch, S. M. Krimigis, E. T. Sarris, R. P. Lepping, and T. P. Armstrong, Evidence for a DC Electric Field in the Magnetotail from Observations of Oppositely Directed Anisotropies of Energetic Protons and Electrons, Fall AGU Meeting, December 1976, EOS, 57, 995, 1976.
  • S. M. Krimigis, E. T. Sarris, E. C. Roelof, and T. P. Armstrong, The Unusual Solar Particle Event of April 29, 1973, Fall AGU Meeting, December 1976, EOS, 57, 996, 1976.
  • T. P. Armstrong, D. Hovestadt, B. Klecker, S. M. Krimigis, and G. Gloeckler, A Comparison of Rate-Channel and Pulse-Height-Analysis Measurements of the Fe/O Composition of the July 4, 1974, Solar Particle Event, Spring AGU Meeting, April 1976, EOS, 57, 306, 1976.
  • R. B. Decker and T. P. Armstrong, A Statistical Study of Solar Particle Events from October 1972 Through 1973, Spring AGU Meeting, April 1976, EOS, 57, 306, 1976.
  • J. Kohl, S. M. Krimigis, T. P. Armstrong, R. Lepping, and N. F. Ness, A Magnetosheath Burst of Predominantly Medium Nuclei Observed with Explorer 50, Spring AGU Meeting, April 1976, EOS, 57, 314, 1976.
  • J. W. Kohl, S. M. Krimigis, R. D. Zwickl, and T. P. Armstrong, The Quiet Time Low Energy Nucleon Spectrum During the 1975 Solar Minimum, Spring AGU Meeting, May 30-June 3, 1977, EOS, 58, 466, 1977.
  • R. D. Zwickl, S. M. Krimigis, R. E. Gold, and T. P. Armstrong, Observations of Enhanced Abundances He and M-Nuclei During Several Solar Events, 1972 to 1976, Spring AGU Meeting, May 30-June 3, 1977, EOS, 58, 466, 1977.
  • Robert B. Decker and T. P. Armstrong, SSC-Associated Effects on >0.2 MeV Solar Electrons in 1972-76, Spring AGU Meeting, May 30-June 3, 1977, EOS, 58, 467, 1977.
  • S. M. Krimigis, E. T. Sarris, and T. P. Armstrong, High Energy Proton and Electron Magnetospheric Bursts Upstream from the Bow Shock, Spring AGU Meeting, May 30-June 3, 1977, EOS, 58, 489, 1977.
  • R. D. Zwickl, E. C. Roelof, R. E. Gold, S. M. Krimigis, and T. P. Armstrong, Z-Rich Solar Particle Event Characteristics 1972-1976, Fall AGU Meeting, December 1977, EOS, 58, 1204, 1977.
  • Patrick R. Briggs and T. P. Armstrong, Ion Composition Variations Among Flare Particle Events from the Same Active Region, Spring AGU Meeting, May 30-June 3, 1977, EOS, 58, 466, 1977.
  • P. R. Briggs and T. P. Armstrong, Voyager and IMP Observations of a Z>2 - Rich Interplanetary Particle Enhancement, Fall AGU Meeting, December 1978, EOS, 59, 1151, 1978.
  • L. J. Lanzerotti, T. P. Armstrong, W. I. Axford, C. O. Bostrom, C. Y. Fan, G. Gloeckler, S. M. Krimigis, M. H. Acuna, K. W. Behannon, R. P. Lepping, and N. F. Ness, Tailward Plasma Flow Along the Dawn Magnetopause, Spring AGU Meeting, April 1978, EOS, 59, 4, 361, 1978.
  • E. C. Roelof, S. M. Krimigis (representing the LECP Team), and T. P. Armstrong, Voyager Observations of the Solar Flare Particle Events September 8-24, 1977: Coronal and Interplanetary Propagation, Spring AGU Meeting, April 1978, EOS, 59, 347, 1978.
  • G. Gloeckler (representing the LECP Team) and R. K. Sciambi, Voyager Observations of Solar Flare Particles in September 1977: Composition and Spectra of H through Fe Between 0.1 and 30 MeV/Nuc., Spring AGU Meeting, April 1978, EOS, 59, 347, 1978.
  • T. P. Armstrong, W. I. Axford, C. O. Bostrom, C. Y. Fan, G. Gloeckler, S. M. Krimigis, and L. J. Lanzerotti, Observations of Rapid Interplanetary Charged Particle Intensity Variations with Voyagers 1 and 2, Spring AGU Meeting, April 1978, EOS, 59, 347, 1978.
  • S. M. Krimigis, E. P. Keath (representing the LECP Team), M. H. Acuna, K. W. Behannon, R. P. Lepping, and N. F. Ness (representing the MAG Team), Observations of Particle Bursts and Upstream Waves from the Magnetosphere at > 400 Re with the Voyager-1 Spacecraft, Spring AGU Meeting, April 1978, EOS, 59, 366, 1978.
  • S. M. Krimigis (representing the LECP Team), Energy Spectra, Composition and Anisotropy Measurements from ~20 keV to > 30 MeV Onboard the Voyager Spacecraft, 1978 Spring AGU Meeting, EOS, 59, 332, 1978.
  • T. P. Armstrong and R. B. Decker, Acceleration of Charged Particles by Interplanetary Shocks, Spring AGU Meeting, May 28-June 1, 1979, EOS, 60, 342, 1979.
  • D. C. Hamilton, G. Gloeckler, S. M. Krimigis, C. O. Bostrom, T. P. Armstrong, W. I. Axford, C. Y. Fan, and L. J. Lanzerotti, Voyager 1 Measurements of the Elemental Composition of Energetic Particles in Upstream Jovian Bursts, Spring AGU Meeting, EOS, 60, 354, 1979.
  • C. O. Bostrom, S. M. Krimigis, J. F. Carbary, L. J. Lanzerotti, T. P. Armstrong, and G. Gloeckler, Observation of a Magnetospheric Wind in the Jovian Magnetosphere, Fall AGU Meeting, December 1979, EOS, 60, 922, 1979.
  • S. M. Krimigis, R. D. Zwickl, L. J. Lanzerotti, and T. P. Armstrong, Monoenergetic, Heavy Ion Plasma Beam Observed Near Jovian Magnetosphere Boundary by Voyager-2, Fall AGU Meeting, December 1979, EOS, 60, 922, 1979.
  • T. P. Armstrong, S. M. Krimigis, J. F. Carbary, and R. D. Zwickl, Hot Plasma Bulk Motions in the Jovian Magnetosphere, Fall AGU Meeting, December 1979, EOS, 60, 921, 1979.
  • Mark Paonessa, Scott Brandon, Joey Nonnast, T. P. Armstrong, and J. W. Kohl, Energy and Species Dependence of Charged Particle Absorption by Io and Europa, Fall AGU Meeting, December 1979, EOS, 60, 921, 1979.
  • R. D. Zwickl, S. M. Krimigis, T. P. Armstrong, G. Gloeckler, and D. C. Hamilton, Energetic Ion Events of Jovian Origin, Fall AGU Meeting, December 1979, EOS, 60, 921, 1979.

 

More Armstrong AGU Abstracts:
·1967-1979 (this page)
·1980-1985
·1986-1992
·1993-1999
·2000-present

 

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Updated 2/1/2019
Cameron Crane

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