R. S. Ramakrishnan is an Indian physicist known for his contributions to the field of condensed matter physics. He has made significant advancements in understanding the properties of materials at the atomic level, particularly in relation to superconductivity and magnetism. His research has implications for various applications, including electronics and energy storage. In addition to his research, Ramakrishnan has held prominent academic positions, including serving as a professor at Jawaharlal Nehru University. He has also been involved in various scientific organizations and has published numerous papers, contributing to the global scientific community's understanding of complex physical phenomena.