Professor of Materials Science, University of California, Berkeley, 1991-
Assistant, Associate Professor of Materials Science, University of California, Berkeley, 1983-91
Faculty Investigator, Center for Advanced Materials, Lawrence Berkeley Laboratory 1987-
Member of Technical Staff (part-time), Hewlett Packard Laboratories, 1983-87
Research Associate, University of Lund (Sweden), 1982-83
Scientific Assistant, University of Cologne, West-Germany, 1976-82
Scientific Assistant, RWTH Aachen, West-Germany, 1973-76
