AR-2020-21

33 rd ANNUAL REPORT 2020-21 147 IUCAA-NCRA GRADUATE SCHOOL PH.D. PROGRAMME During the year of this report, three IUCAA Research Scholars namely: Debjyoti Sarkar (Guide: Tarun Souradeep), Ruchika Seth (Guide: Somak Raychaudhury), Vidushi Sharma (Guide: Dipankar Bhattacharya), have defended their Ph.D. theses. Their Ph.D. degrees have been awarded by the Jawaharlal Nehru University, New Delhi. The synopses of their theses are given below : Study of CMB Spectral Distortions Debjyoti Sarkar