imported>Rathfelder: removed Category:Canadian astronomers; added Category:20th-century Canadian astronomers using HotCat

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removed Category:Canadian astronomers; added Category:20th-century Canadian astronomers using HotCat

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{{Use dmy dates|date=November 2015}}
{{Use Indian English|date=November 2015}}
'''Y. P. Varshni''' (born 1932) is a scientist in the areas of [[physics]] and [[astrophysics]].

Varshni studied at [[Allahabad University]], where he obtained his [[Bachelor of Science|B.Sc]] in 1950, his [[M.Sc.]] in 1952, and his [[Ph.D.]] in 1956. He published his first research paper in 1951 at the age of 19. He served as an assistant professor in the Physics Dept., Allahabad University for the period 1955–60.

Varshni emigrated to [[Canada]] as a postdoctorate fellow at the National Research Council, [[Ottawa]], Canada in July 1960. For the next two years he worked in theoretical physics under [[Ta-You Wu]], a distinguished physicist who in China taught [[Tsung-Dao Lee|T.D. Lee]] and [[Chen Ning Yang|C.N. Yang]], who won the [[Nobel Prize]] in 1957. In July 1962, Varshni was appointed as assistant professor in the Department of Physics at the [[University of Ottawa]]. He became associate professor in July 1965 and full professor in July 1969. He retired in June 1997 and was then appointed as Emeritus Professor. Varshni has worked in a number of areas of [[physics]] and [[astrophysics]]. He wrote on the [[Laser star model of quasars|''Plasma Laser Star Theory'']] of [[quasars]]. He was the Ph.D advisor of [[David Joseph Singh]], a professor at the [[University of Missouri]].

He has published more than 260 research papers in important scientific journals. Varshni has also contributed three biographies to the ''[[Biographical Encyclopedia of Astronomers]]''.

Varshni is a Fellow of the [[American Physical Society]], [[Institute of Physics]] (UK) and [[Royal Astronomical Society]] (UK). He is also a Full Member of the [[American Astronomical Society]].

==External links==
*[https://archive.today/20121129161601/http://www.science.uottawa.ca/~yvarshni/ Varshni's homepage at U of Ottawa]
*[http://laserstars.org/ Plasma Laser Star theory of quasars].

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{{DEFAULTSORT:Varshni, Y P}}
[[Category:1932 births]]
[[Category:Living people]]
[[Category:20th-century Canadian astronomers]]
[[Category:Canadian physicists]]
[[Category:20th-century Indian physicists]]
[[Category:Indian astrophysicists]]
[[Category:University of Allahabad alumni]]
[[Category:University of Allahabad faculty]]

Y. P. Varshni - Revision history

imported>Rathfelder: removed Category:Canadian astronomers; added Category:20th-century Canadian astronomers using HotCat