About the Author
Dr Radhey Shyam Kaushal, PhD (Physics) from Indian Institute of Technology, Kanpur, in 1970, and PhD (Philosophy) from University of Delhi in 2000, has been teaching students of B.Sc. (Honours) and M.Sc. courses in the University of Delhi. Dr Kaushal has also served as UGC Research Scientist in the Department of Physics & Astrophysics, University of Delhi during 1988-2003. He visited Germany as Alexander von Humboldt Fellow and several other countries in Europe, South-East Asia and South America during his academic pursuits. He is the author of three books and the co-author of a fourth one besides about one hundred research papers published in journals of international repute in the fields of Theoretical Nuclear and Particle Physics, Quantum Mechanics, Classical Mechanics, Dynamical Systems and Philosophy of Science. His research work has been cited more than 400 times so far. Since 2009, after retirement from Ramjas College as Associate Professor, Dr Kaushal is working as a visiting faculty in the Department of Physics and Astrophysics, University of Delhi.