Logo: University of Southern California


Daniel Erwin
Professor of Astronautics

University of Southern California
Department of Astronautical Engineering
854B Downey Way
Los Angeles, California 90089-1192

Office: RRB 222

Telephone: (213) 740-5358

Email: erwin@usc.edu

Research Interests: Spacecraft propulsion, optics and optical instruments, kinetics of gases and plasmas


1986   Ph.D., Electrical Engineering, University of Southern California
1983   M.S., Electrical Engineering, University of Southern California
1981   B.S., Applied Physics, California Institute of Technology

Selected Publications:
  S. Barbour and D. A. Erwin, "Comparison of focal properties of square-channel and meridional lobster-eye lenses," Journal of the Optical Society of America A 31, 2584-2592, 2014
  D. Codron, K. Goodfellow, and D. Erwin, "Thorium Migrational Effects on Cathode Temperature
in Electric Thrusters," J. Propulsion and Power 29, 158-165, 2013

  D. Codron, K. D. Goodfellow, R. T. Downey, and D. Erwin, "Solid Thoriated Tungsten Cathode Arc Discharges for Electrically Propelled Spacecraft," IEEE Trans. Plasma Sci., DOI: 10.1109/TPS.2012.2194488, 2012

  R. T. Downey, P. Giuliano, K. D. Goodfellow, and D. A. Erwin, "Single-Channel Hollow Cathodes in 5-20-eV Argon Discharge for Spacecraft Thruster Application," IEEE Trans. Plasma Sci. 39, 1075-1081, 2011


D. A. Erwin and J. A. Kunc, "Dissociation and Ionization of the Methane Molecule by Nonrelativistic Electrons Including the Near Threshold Region,"Journal of Applied Physics 103, 064906, DOI: 10.1063/1.2891694, 2008
D. A. Erwin and J. A. Kunc, "Electron-Impact Dissociation of the Methane Molecule into Neutral Fragments," Physical Review A 72, 052719, DOI: 10.1103/PhysRevA.72.052719, 2005

D. A. Erwin and J. A. Kunc, "Ionization of Excited Xenon Atoms by Electrons," Physical Review A 70, 022705, DOI: 10.1103/PhysRevA.70.022705, 2004

D. A. Erwin and J. A. Kunc, "Ionization of Heavy Rare Gas Atoms by Low-Energy Electrons," Journal of Physics B 36, 4605-4615, 2003
T. Jannson, T. Aye, I. Tengara and D. A. Erwin, "Second-Order Radiometric Ray Tracing," Journal of the Optical Society of America A 13, 1448-1455, 1996

Courses Taught:

AME 150, Introduction to Aerospace Engineering Computation (reorganized course)
ASTE 280, Astronautics and Space Environment I (created course)
AME 291/491, Microsatellite Project (created course)
AME 341ab, Mechoptronics Laboratory
AME 441, Senior Projects Laboratory
ASTE 470, Spacecraft Propulsion (created course)
ASTE 545, Computational Techniques in Rarefied Gas Dynamics (created course)
ASTE 572, Advanced Spacecraft Propulsion (created course)
AE 571, Optical Diagnostics in Gases (created course)
EE 202, Linear Circuits
EE 572b, Plasma Dynamics (reorganized course with T. Katsouleas, D. Goebel)

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