Professor (September 2010 - present). Director, Edwards Accelerator Laboratory
(September 2011 - August 2019). Director, Institute of Nuclear and Particle Physics
(September 2007 - August 2008, September 2010 - August 2014,
September 2018 - August 2019), September 2023 - August 2024. Faculty Scholar, Lawrence Livermore National Lab
(September 2009 - April 2010). Associate Professor (September 2005 - August 2010). Assistant Professor (September 2001 - August 2005).
Research assistant at theKellogg Radiation Laboratory.
Measured nuclear-reaction cross sections important for the formation
of the elements (nucleosynthesis), with particular emphasis on reactions
taking place during the Big Bang.
CEB Metasystems,
Santa Barbara, CA, June 1987 - August 1988
Developed FORTRAN, C, and Pascal software for space-related
applications at a small company.
Performed numerical study of light scattering
by small (1-100 micron) particles.
Naval Weapons Center,
China Lake, CA, September 1983 - June 1984
and July 1985 - September 1985
Developed data analysis and acquisition software for studying the
effects of intense laser radiation on optical coatings at a
Navy laboratory.
CURRENT RESEARCH INTERESTS
Nuclear astrophysics, radioactive beams, thermonuclear fusion in
laboratory plasmas, near-threshold states of nuclei, phenomenological
analysis of resonance reactions, applications of nuclear physics.