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Jet Propulsion Laboratory
M/S 183-601
4800 Oak Grove Drive
Pasadena, CA 91109
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(818) 354-1077
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Curriculum Vitae:

Timothy A. Cassidy

Education
  • Ph.D., Engineering Physics, University of Virginia (2003-2008)
  • B.A., Physics, Reed College (1998-2002)
Professional Experience
  • Postdoctoral Researcher at the University of Virginia, (2009).
  • Graduate Research Assistant at the University of Virginia, (2003-2008).
  • Licensed Nuclear Reactor Operator at Reed College Reactor Facility (part time while attending Reed College), (2000-2002).
Selected Awards
  • 2006 to 2008: NASA Graduate Student Researcher Program (GSRP) fellowship through NASA Langley Research Center. Advised by NASA researchers Russell DeYoung and Jay Bergstralh.
  • 2006 to 2008: Virginia Space Grant Consortium Graduate Research Fellowship.
Selected Publications
  1. Cassidy, T. A. and R. E. Johnson (2005). Monte Carlo model of sputtering and other ejection processes within a regolith. Icarus 176, pp. 499-507.
  2. Cassidy, T. A, R. E. Johnson, M. A. McGrath, M. C. Wong, and J. F. Cooper (2007), The spatial morphology of Europa’s near-surface O2 atmosphere. Icarus 191, pp. 755-764.
  3. Cassidy, T. A, R. E. Johnson, P. E. Geissler, and F. Leblanc (2008). Simulation of Na D emission near Europa during eclipse. Journal of Geophysical Research (Planets) 113 E2.
  4. Cassidy, T. A, R. E. Johnson, O. J. Tucker (2009). Trace Constituents of Europa’s Atmosphere. Icarus.
  5. Cassidy, T. A., R. Mendez, P. Arras, R. E. Johnson, M. F. Skrutskie (2009). Massive Satellites of Close-In Gas Giant Exoplanets. Astrophysical Journal.
As coauthor
  1. Johnson, R. E., M. H. Burger, T. A. Cassidy, F. Leblanc, M. Marconi, W. H. Smyth (2009). Composition and Detection of Europa’s Sputter-induced Atmosphere. Chapter in Europa, Eds. R. T. Pappalardo, W. B. McKinnon, K. K. Khurana. University of Arizona Press.
  2. Coates, A. J., G.H. Jones, G.R. Lewis, A. Wellbrock, F.J. Crary, R.E. Johnson, T.A. Cassidy, T.W. Hill (2009). Negative Ions in the Enceladus Plumes. P.S.S., In Press.
  3. Tseng, W. L., W. H. Ip, R. E. Johnson, T. A. Cassidy, M. K. Elrod (2009). The Structure and Time Variability of the Ring atmosphere and ionosphere. Submitted.

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