Hydrogen Storage Materials, Condensed Matter Physics - Metals and Alloys, Semiconductors, Intermetallics and Insulators, Point Defects in Metals, Liquid Metals, Materials Science, Atomic Clusters, and Mathematical Physics.

• David Hare Professorship Lecture, Indian Association for Cultivation of Science, Kolkata, India 2005.

• Outstanding Faculty Award, State Council of Higher Education of Virginia, 2001 (the highest honor given by the state of Virginia).

• Fellow, American Physical Society, 2000.

• University Award of Excellence, Virginia Commonwealth University, 1993 (the highest honor given by the Virginia Commonwealth University).

• Chairman, Gordon Conference on Hydrogen-Metal Systems, 1993.

• Distinguished Scholar Award, Virginia Commonwealth University, 1987.

• Listed in American Men and Women in Science.