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	* <b>1997</b> : Retired and appointed as an Emeritus Professor		* <b>1997</b> : Retired and appointed as an Emeritus Professor

	[[Category:Scientist]]		[[Category:Scientist\|Varshni Yatendra]]

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{{Infobox scientist
| name = Yatendra Pal Varshni
| image = Yatendra Pal Varshni 1316.jpg
| alt = Yatendra Pal Varshni
| birth_date = {{birth date|1932|00|00|mf=y}}
| residence = Ottawa, ON, Canada
| nationality = Canadian
| known_for = [[Cosmology]]
}}

Worked in a number of areas of physics and astrophysics. Published more than 260 research papers in important scientific journals. According to Science Citation Index, one of these papers has been cited 1059 times, another 327 times, and six others 130, 108, 104, 101, 98 and 96 times. Cited in more than 60 books. Dr. Varshni's interests also include the history of science and he has contributed three biographies to the "Biographical Encyclopedia of Astronomers". Research areas include properties of various types of screened potentials which are used in different areas of physics. Applications of screened potentials in atomic physics. Properties of an expanding plasma with cooling. Population inversion and laser action in such plasmas.[http://laserstars.org/history/xray.html X-ray laser]. Applications.[http://laserstars.org/V1979/index.html Quasars]. Fellow of the [http://www.aps.org/ American Physical Society], [http://www.iop.org/ Institute of Physics (U.K.)], and [http://www.ras.org.uk/ Royal Astronomical Society (U.K.)]. Full Member of the [http://www.aas.org/ American Astronomical Society]. * 1932 : Birth date
* 1950 : B.Sc. degree, [http://www.allduniv.edu/ University of Allahabad]
* 1951 : First research paper (age 19)
* 1952 : M.Sc. degree, University of Allahabad
* 1955-1960 : Assistant Professor, Physics Dept., University of Allahabad
* 1956 : Ph.D. degree, University of Allahabad
* 1960-1962 : Post-doctorate fellow, [http://www.nrc-cnrc.gc.ca/main_e.html National Research Council], Ottawa, Canada. His supervisor was Dr. Ta-You Wu. a very distinguished physicist who was a teacher of T. D. Lee and C. N. Yang winners of the 1957 Nobel Prize.
* 1962 : Assistant Professor in the [http://www.physics.uottawa.ca/ Department of Physics], [http://www.uottawa.ca/ University of Ottawa]
* 1965 : Promoted to the rank of Associate Professor
* 1969 : Promoted to Full Professor
* 1973 : Developed the [http://laserstars.org/index.html plasma laser star theory] of quasars
* 1997 : Retired and appointed as an Emeritus Professor

[[Category:Scientist]]

Yatendra Pal Varshni - Revision history

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