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Focus Area

Fluids, Structures and Materials

Education

PhD, Physical Chemistry, �Թ��� of California, Berkeley, 1986
BS, Chemistry, �Թ��� of Illinois, Urbana-Champaign, 1980

Professional Experience

2020 – Present, Professor, Aerospace Engineering Sciences, �Թ��� of Colorado, Boulder
2017 – Present, Member, Executive Advisory Board, Skeyeon, Inc.
2010 – Present, Associate Editor, The Journal of Spacecraft and Rockets
2005 – 2019, Senior Editor, The Journal of Physical Chemistry A/B/C
2005 – 2020, Professor, Chemistry and Biochemistry, Montana State �Թ���, Bozeman
2001 – 2005, Associate Professor, Chemistry and Biochemistry, Montana State �Թ���, Bozeman
1995 – 2001, Assistant Professor, Chemistry and Biochemistry, Montana State �Թ���, Bozeman
1989 – 1995, Member of Technical Staff, Jet Propulsion Laboratory, Pasadena, CA
1988 – 1989, Post-Doctoral Research Associate, �Թ��� of Zürich, Switzerland
1986 – 1988, Post-Doctoral Research Associate, �Թ��� of Illinois, Urbana-Champaign

Additional Appointments

Courtesy Appointment, Department of Chemistry

Awards (Selected)

2021, Associate Fellow, American Institute of Aeronautics and Astronautics
2017, Visiting Foreign Scholar, Dipartimento di Chimica, Biologia e Biotecnologie, �Թ��� of Perugia, Italy
2016, Selected by the International Advisory Committee of the 30th International Symposium on Rarefied Gas Dynamics to present the 12th Lloyd Thomas Keynote Lecture
2015, Elected as a Fellow of the American Physical Society
2012, Elected as a Fellow of the American Association for the Advancement of Science
2010, Elected as a Fellow of the American Chemical Society
2002, Air Force Research Laboratory, In-House Project of the Quarter: “Space-Survivable Polymers Containing Polyhedral Oligomeric Silsesquioxanes (POSS)”
2002, Charles & Nora Wiley Award for Meritorious Research (Montana St. Univ.)
1996, Montana St. Univ. Alumni/Bozeman Chamber of Commerce Excellence Award
1995, NASA Monetary Award for the creative development of a technological contribution, “Semiconductor Etching by Hyperthermal Neutral Beams.”
1976 – 1980, Aurora (Illinois) Foundation Undergraduate Scholarship

Research Interests

Gas-phase and gas-surface reaction dynamics. ��Shock layer chemistry and physics in hypersonic flows. ��Degradation and ablation of materials in low-Earth-orbital and atmospheric-entry environments.�� Gas-surface energy transfer relevant to satellite drag.�� Hypervelocity gas sampling in rarefied atmospheres.�� Reactions in rocket exhaust plumes.�� Structure, reactivity, and transport at gas-liquid interfaces.
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