Template:Selected anniversaries/October 23: Difference between revisions
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||1944 – Charles Glover Barkla, English-Scottish physicist and academic, Nobel Prize laureate (b. 1877) | ||1944 – Charles Glover Barkla, English-Scottish physicist and academic, Nobel Prize laureate (b. 1877) | ||
||1973 | File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate scandal]]: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations. | ||
||1986 – Edward Adelbert Doisy, American biochemist and academic, Nobel Prize laureate (b. 1893) | ||1986 – Edward Adelbert Doisy, American biochemist and academic, Nobel Prize laureate (b. 1893) | ||
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||2011 – Herbert A. Hauptman, American chemist and mathematician, Nobel Prize laureate (b. 1917) | ||2011 – Herbert A. Hauptman, American chemist and mathematician, Nobel Prize laureate (b. 1917) | ||
||2014 | File:Tullio Regge.jpg|link=Tullio Regge (nonfiction)|2014: Physicist and academic [[Tullio Regge (nonfiction)|Tullio Regge]] dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models. | ||
||2016 – Jack Chick, American cartoonist and publisher (b. 1924) | ||2016 – Jack Chick, American cartoonist and publisher (b. 1924) | ||
Revision as of 08:43, 12 August 2017
1873: Physicist and engineer William D. Coolidge born. He will make major contributions to X-ray machines, and develop ductile tungsten for incandescent light bulbs.
1973: Watergate scandal: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations.
2014: Physicist and academic Tullio Regge dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models.