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Rajesh Gupta is a Professor in Department of Energy Science & Engineering at Indian Institute of Technology (IIT) Bombay. He did his M.Sc., M.Tech., and Ph.D. from IIT Delhi. After his Ph.D., he worked in Photovoltaic Group of Max Planck Institute of Microstructure Physics, Germany. Later, he worked in PV company at Germany. His main research interests are reliability and performance of solar cell and modules.