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Professor of Materials Science, University of California,
Berkeley, 1991-
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Assistant, Associate Professor of Materials Science, University
of California, Berkeley, 1983-91
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Faculty Investigator, Center for Advanced Materials, Lawrence
Berkeley Laboratory 1987-
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Member of Technical Staff (part-time), Hewlett Packard
Laboratories, 1983-87
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Research Associate, University of Lund (Sweden), 1982-83
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Scientific Assistant, University of Cologne, West-Germany,
1976-82
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Scientific Assistant, RWTH Aachen, West-Germany, 1973-76
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Program chair, 7th Internat. Conf. on Semi-Insulating
III/V Materials, 1992
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Co-chair, four Symposia, Materials Research Society (MRS),
Boston and San Francisco
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Chair, Gordon Conference on Defects in Semiconductors,
1987
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Chair, 2. Internat. Conf. on Defect Recognition and Image
Processing in III-V Semic., 1987
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Chair, Gettering Fundamentals team of the SEMATECH task
force on the SIA roadmap, 1993-96
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Member, National Research Council panel for the Associateship
program, 1993-curr.;
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Member, DOE Research Assistance Task Force on Photovoltaic
Materials, 1992
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Member, Internat. Advisory Committee:.
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Internat. Conf. on Defects in Semiconductors (ICDS) 1986-97;
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Internat. Conf. on Gettering and Defect Engineering in Semiconductors (GADEST)
1987-95;
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Internat. Conf. on Defect Recognition and Image Processing in Semic. (DRIP)
1985-91;
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Internat. Conf. on Materials for Microelectronics (MFM) 1996-;
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Member, Program Committee of ICDS 1982, 1984, 1991;
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Member, Scientific Council, Institut for High-Pressure
Physics (UNIPRESS),
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Warsaw, Poland, 1996-;
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Member, Founding Committee, Center for Advanced European
Studies and Research (CAESAR),
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Bonn, Germany 1996-;
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President, Berkeley Chapter of the Alexander von Humboldt
Association of America, 1996-98;
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President, Alexander von Humboldt Association of America,
2001 - 2003
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President, German Scholars Organization, 2003 -
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International Fellow, Institute for the Study of Defects
in Solids, SUNY Albany, 1978-79;
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Prince Distinguished Lecturer, Arizona State University,
Tempe 1983;
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IBM Faculty Development Award, 1984;
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Visiting Professor, Tohoku University, Sendai, Japan 1990;
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Outstanding Performance Award, Lawrence Berkeley Laboratory,
1994;
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Visiting Fellow, Australian National University, Canberra,
Australia 1994;
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Humboldt Senior US Scientist Award, 1994;
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Visiting Professor, Kyoto University, Kyoto, Japan 2000;
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Fellow, American Physical Society (APS), 2001.
