Fellowships & Grants
Sabbatical leaves:
- The City University of New York (Graduate Center) 2013-2014.
- University of Washington, Microsoft, and Stanford University (U.S.A), Simon Fraser University (Canada), IASBS (Zanjan, Iran), 2006.
- University of Queensland (Australia) 1999, 2000, and 2001.
- University of Calgary, University of Manitoba, University of Toronto (Canada), 1996.
- University of Queensland (Australia), 1991.
Research Council, Sharif University of Technology, 1985-2017.
Research Center, Institute for Theoretical Physics and Mathematics, Iran, 1991-1999.
Raybould Fellow, University of Queensland, 1991 and 1998.
Research Center (Mathematics and Theoretical Physics), AEOI, 1986-1988.
National Science Foundation Fellowship, U. S. A., 1971.
Teaching Assistantship, University of Pennsylvania, 1969-1975.