FRS
Elected into the Honorary fellowship in 2001
Year of Birth: 1931.
Deceased: 26 November 2021
Last known address:
Distinguished Professor Emeritus, Institute of Physical Science and, Technology, University of Maryland
College Park, MD 20742-2431,
Office: (+1-301) 405 4819
Fax: (+1-301) 314 9404
Web page: http://www.ipst.umd.edu/researchandfaculty/xpectnil.php.