1994 GOYAL, Ashok Kumar (b. 1945) Ph.D.(Pennsylvenia), Reader, Department of Physics, Hansraj College, University of Delhi, Delhi – 110007; Res. 28, Saakshara Apts., A-3 Paschim Vihar, New Delhi – 110063; Tel: 011-25260982(R), 09818084429(O); Email: ; Sp. Particle Physics/Astroparticle Physics.