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Sivaraj Ramaseshan
Born	(1923-10-10)10 October 1923 Madras, Madras Presidency, British India (now Chennai, Tamil Nadu, India)
Died	29 December 2003(2003-12-29) (aged 80) Bangalore (now Bengaluru), Karnataka, India
Nationality	Indian
Parents	Sivaramakrishnan [d] (father) Sitalaxmi [d] (mother)
Relatives	C.V. Raman (uncle) S. Pancharatnam (brother) Sivaramakrishna Chandrasekhar (brother)
Awards	Padma Bhushan
Scientific career
Fields	Physics
Institutions	Indian Institute of Science Indian Institute of Technology
Doctoral advisor	C.V. Raman
Doctoral students	Rajaram Nityananda

Sivaraj Ramseshan (10 October 1923 – 29 December 2003) was an Indian scientist known for his work in the field of crystallography. Ramaseshan served as director of the Indian Institute of Science and was awarded the Padma Bhushan. Ramaseshan is the nephew of Indian scientist and Nobel laureate Sir C. V. Raman and cousin of Subramanyan Chandrasekhar.

Early life

Ramaseshan was born in Madras on 10 October 1923, to Sitalaxmi [d] (sister of C. V. Raman) and Sivaramakrishnan [d]. He had his schooling in Nagpur and started his forays into science as a research student under his uncle, Sir C. V. Raman.

Scientific career

On completion of his doctorate, Ramaseshan joined the Indian Institute of Science as a lecturer. During this time, he developed an interest in X-ray crystallography and was instrumental in improving the material science division in the National Aerospace Laboratories. Ramaseshan also taught as a professor in the Indian Institute of Technology.

Positions held

In 1979, Ramaseshan was appointed joint-director of the Indian Institute of Science and in 1981 became its director. He served as the director of IISc from 1981 to 1984, as president of the Indian Academy of Sciences (1983–1985), and honorary distinguished professor emeritus at the Raman Research Institute (1984–2003).

Awards

In 1966, Ramaseshan was awarded the Shanti Swarup Bhatnagar Award. This was followed by the Vasvik Award in 1980 and the INSA Aryabhata Medal in 1985. Ramaseshan is also a recipient of the Padma Bhushan.

Publications

Ramaseshan co-authored a biography of his uncle, C. V. Raman, with Raman himself and also edited two collections of Raman's writings.

Death

Ramaseshan died on 29 December 2003, weeks after his 80th birthday. He was survived by his wife, Kausalya, who was a great-granddaughter of V. S. Srinivasa Sastri, and by three daughters.

References

1. Rajaram Nityananda; Kausalya Ramaseshan; N. V. Madhusudana; George William Series (April 2013). "S Pancharatnam (1934–1969): Three phases". Resonance. 18 (4): 301–305. doi:10.1007/S12045-013-0046-Y. ISSN 0971-8044. Wikidata Q125516639.
2. Uma Parameswaran (2011). C.V. Raman : A Biography. Penguin India. ISBN 978-0-14-306689-7. OCLC 772714846. OL 27632780M. Wikidata Q125503928.
3. ^ "Prof. Ramaseshan passes away". The Hindu. 30 December 2003. Archived from the original on 9 January 2004.

• Vijayan, M. (2004). "Sivaraj Ramaseshan (1923-2003)". International Union of Crystallography. 2 (3): 351. Bibcode:2004JApCr..37..351V.

External links

• 1056.pdf | apr252004 | currsci | Indian Academy of Sciences
• The Hindu : 'Approach astrology with an open mind'

• 1923 births
• 2003 deaths
• Directors of the Indian Institute of Science
• Recipients of the Padma Bhushan in science & engineering
• Indian crystallographers
• Chandrasekhar family
• Scientists from Chennai
• 20th-century Indian physicists