Experimental astrophysics; nonlinear hydrodynamics and radiation hydrodynamics
Plasma waves in interplanetary and interstellar space
Honors, Awards and Accomplishments
Elected Fellow, American Physical Society, 1989
Distinguished Lecturer in Plasma Physics, Division of Plasma Physics, American Physical Society, 2003
Director, Center for Radiative Shock Hydrodynamics
Co-leads large investigative team exploring astrophysical processes using the Omega laser
Pioneer in the new area of experimental astrophysics, aimed at improving understanding of astrophysical dynamics through laboratory research
Directed Plasma Physics Research Institute at Lawrence Livermore Laboratory and UC-Davis
Devised system for laboratory simulation of supernova remnants and studies of high-Mach-number plasma flows
Numerous first observations and theoretical discoveries in the area of laser-driven plasma instabilities
Groundbreaking studies of confinement and impurities in magnetic fusion using mirror machines
Professional Service
Member, 2004 Fellowship Committee, Divison of Plasma Physics, American Physical Society
Member, Plasmas Advisory Council for Large-Axis Plasma Device User Facility (UCLA) Physics Advisory Committee, Center for Magnetic Self-Organization in Laboratory and Astrophysical
Member, Executive Committee, University Fusion Association, 2002-2004