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Homi Sethna: Wikis


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Homi Sethna

Born 1938
Nationality Indian
Fields Chemical Engineering
Institutions Atomic Energy Commission of India
Known for Operation Smiling Buddha
Indian Nuclear Program
Notable awards Padma Shri (1959)
Padma Bhushan (1966)
Padma Vibhushan (1975)

Dr. Homi Nusserwanji Sethna was an Indian nuclear scientist and a chemical engineer who had the full technical responsibility for the setting up of the plant at Alwaye, Kerala India, for separation of rare earth from Monazite sands. He was the primary and central figure in India's nuclear weapon development program as well as the construction of nuclear power plants.


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, Bihar 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 May 18, 1974 [1], and in 1975, Homi Sethna, then chairman of the Atomic Energy Commission, Raja Ramanna and Nag Chaudhuri (head of the DRDO) received the Padma Vibhushan - India's second highest civilian award.


He did his schooling from St. Xavier's High School, Fort, Mumbai [2]

He was formerly Chairman of Atomic Energy Commission, in 1976 he became the first chairman of Maharashtra Academy of Sciences, located in Pune, Maharashtra.



  1. ^ 'He visualised a lively picture of a powerful India' - Interview/Dr Homi Sethna, January 27, 2006.
  2. ^ Notable alumni St. Xavier's High School, Fort - Official website.
  3. ^ Padma Vishushan Official listings.

External links



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