Professor Arup Kumar Raychaudhuri, SERB Distinguished Fellow, CSIR- Central Glass and Ceramic Research Institute – Kolkata;  Shanti Swaroop Bhatnagar Awardee (Physical Sciences, 1994); former Professor of Physics, Indian Institute of Science Bangalore; Director, S.N.Bose National Centre for Basic Sciences Kolkata; Director, National Physical Laboratory- New Delhi will deliver a talk on on “Metal-Insulator transition revisited” on 27-04-2021 at 3:30 pm in online mode for National Lecture Lecture Series in the occasion of National celebration of 75th year of India’s Independence-“Azaki Ka Amrut Mahotsava”