Patrick Koehn

A photo of Patrick Koehn

Professor Emeritus

Physics and Astronomy Department


[email protected]


  • Ph.D., Atmospheric and Space Sciences, University of Michigan, 2002
  • MS, Atmospheric and Space Sciences, University of Michigan, 1999
  • BS, Physics (Highest Honors), University of Michigan, 1995

Interests and Expertise

  • Planetary science
  • Radio astronomy
  • Solar and heliospheric physics
  • Spacecraft instrumentation

Publications and Presentations

Reviewed Publications
  • Zurbuchen, Thomas H., Jim M. Raines, George Gloeckler, Stamatios M. Krimigis, James A. Slavin, Patrick L. Koehn, Rosemary M. Killen, Ann L. Sprague, Ralph L. McNutt, Jr. and Sean C. Solomon, MESSENGER Observations of the Composition of Mercury's Ionized Exosphere and Plasma Environment, Science, 321, 90, 2008.
  • Kabin, K., M. H. Heimpel, R. Rankin, J. M. Aurnou, N. Gomez-Perez, J. Paral, T. I. Gombosi, T.H. Zurbuchen, P. L. Koehn and D. L. DeZeeuw, Global MHD modeling of Mercury's magnetosphere with applications to the MESSENGER mission and dynamo theory. Icarus, 195, 1–15, 2008.
  • Koehn, P.L. and A. Sprague, Solar Oxygen and Calcium in Mercury's Exosphere, Planetary and Space Science, 55, 1530–1540, 2007.
  • Slavin, James A., Stamatios M. Krimigis, Mario H. Acuña, Brian J. Anderson, Daniel N. Baker, Patrick L. Koehn, Haje Korth, Stefano Livi, Barry H. Mauk, Sean C. Solomon and Thomas H. Zurbuchen, MESSENGER: Exploring Mercury's Magnetosphere, Space Science Reviews, 131, Numbers 1–4, 2007.
  • Andrews, G. B., T. H. Zurbuchen, B. H. Mauk, H. Malcom, L. A. Fisk, G. Gloeckler, G. C. Ho, J. S. Kelley, P. L. Koehn, T. W. LeFevere, S. S. Livi, R. A. Lundgren and J. M. Raines, The Energetic Particle and Plasma Spectrometer instrument on the MESSENGER spacecraft, Space Science Reviews, 131, Numbers 1–4, 2007.
  • Domingue, D. L., P. L. Koehn, R. M. Killen, A. L. Sprague, M. Sarantos, A. F. Cheng, E. T. Bradley and W. E. McClintock, Mercury's atmosphere: A surface-bounded exosphere, Space Science Reviews, 131, Numbers 1–4, 2007.
  • M. Gruntman, R.L. McNutt, Jr., R.E. Gold, S.M. Krimigis, E.C. Roelof, J.C. Leary, G. Gloeckler, P.L. Koehn, W.S. Kurth, S.R. Oleson and D. Fiehler, Innovative Explorer Mission to Interstellar Space, Journal of the British Interplanetary Society, Vol. 59, N.2, 71–75, 2006.
  • Sturm, B., He, Z., Zurbuchen, T and Koehn, P., Investigation of the characteristics and temperature effects of CdZnTe crystals, IEEE Transactions on Nuclear Science, 52, 2068–2075, 2005.
  • Koehn, P. L., T. H. Zurbuchen, G. Gloeckler, R. A. Lundgren, contributors to: Calibration Techniques for in-situ Particle Instruments, ESA Publications, 2004.
  • Zurbuchen, T. H., P. Koehn, L. A. Fisk, T. Gombosi, G. Gloeckler, K. Kabin, On the space environment of Mercury, Adv. Sp. Res., 33, 1884–1889, 2004.
  • Koehn, P. L., Development of the Fast Imaging Plasma Spectrometer and its Application in the Plasma Environment at Mercury. Ph.D. Thesis, defended September, 2002.
  • Koehn, P. L., T. H. Zurbuchen, G. Gloeckler, R. A. Lundgren and L. A. Fisk Measuring the plasma environment at Mercury: The Fast Imaging Plasma Spectrometer, Meteor. and Planet. Sci., 37, 1173–1190, 2002.