Professor, Department of Instrumentation and Applied Physics, Indian Institute of Science

Professor of Electrical and Computer Engineering Boise State University

Professor Department of Physics, Harcourt Butler Technological Institute, Kanpur, India

Naval Research Laboratory

Department of Physics, Indian Institute of Science

Jawaharlal Nehru University

Professor of Physics, Guru Nanak Dev University

Department of Physics, Sri Aurobindo College, University of Delhi

Professor of Physics, Austin Peay State University

Researcher CNRS, Institut des sciences chimiques de Rennes