Professor Of Physics, Emeritus
CurrentResearch in High-energy Astrophysics - Largely X-ray astronomy from high-flying balloons, and from orbital X-ray and gamma-ray observatories: e.g., OSO-7, SAS-3, Hakucho, EXOSAT, ROSAT, RXTE, Tenma, HEAO-1, GRO, Chandra. I also observed with the Hubble Space Telescope and with the VLA (radio).