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|Homi Nusserwanji Sethna|
|Born||24 August 1923|
|Died||5 September 2010
|Residence||Mumbai, Maharashtra State|
|Alma mater||University of Michigan Ann Arbor|
|Known for||Indian nuclear programme
|Awards||Padma Shri (1959)
Padma Bhushan (1966)
Padma Vibhushan (1975)
|Institutions||Atomic Energy Commission of India|
Homi Nusserwanji Sethna PhD (24 August 1923 – 5 September 2010) was an Indian nuclear scientist and a chemical engineer, gaining international fame as the Chairman of the Atomic Energy Commission (India) during the time when the first nuclear test, codename Smiling Buddha in Pokhran Test Range in 1974 was conducted. He was the primary and central figure in India's civilian nuclear program as well as the construction of nuclear power plants.
Early life and education
Head of Trombay Nuclear Facility
He completed the construction of the Thorium plant and the plant for the production of nuclear grade uranium metal at Trombay, India. His first major challenging assignment was the setting up of the Plutonium Plant at Trombay in 1959. This was designed and constructed entirely by Indian scientists and engineers under H. N. Sethna as the Project Engineer. The Uranium Mill at Jaduguda, Jharkhand was also constructed under his guidance in 1967. He was also the Project Manager of a 40 MW reactor called Canada-India Reactor in 1956–58.
Indian atomic test of 1974
He was the guiding force behind the first peaceful nuclear explosion, Project Smiling Buddha in India on 18 May 1974, and in 1975, Homi Sethna, then chairman of the Atomic Energy Commission, Raja Ramanna and Basanti Dulal Nagchaudhuri (head of the DRDO) received the Padma Vibhushan.
- 1959: Padma Shri
- 1960: SS Bhatnagar Prize
- 1966: Padma Bhushan
- 1967: University of Michigan Sesquicentennial Award
- 1975: Padma Vibhushan
- Laxman, Srinivas (7 Sep 2010). "Homi Sethna, nuclear legend, passes away". The Times of India.
- "Homi Sethna passes away". The Hindu. Chennai, India. 7 Sep 2010.
- Notable alumni St. Xavier's High School, Fort - Official website.
- 'He visualised a lively picture of a powerful India' - Interview/Dr Homi Sethna Rediff.com, 27 January 2006.
- "Padma Awards" (PDF). Ministry of Home Affairs, Government of India. 2015. Archived from the original (PDF) on 15 November 2014. Retrieved 2015-07-21.
- Padma Vishushan Archived 31 January 2008 at the Wayback Machine. Official listings.