1988 Associate Professor 1993-1995 Visiting Scholar at the United States Boston College 1994 Professor 1998-1999 Visiting Scholar atU.S. California University Since 1998 PhD supervisor 2005.9 Collaborative research at Kyushu University, Japan Reseach: The intermolecular interactions, Superatom system, including excess electronic systems (including electride, alkalide) of nonlinear optical properties, the special topology of the molecular structure and nature of research. more..>>