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Niels Bohr Reference Libraries

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von Weizscker Carl Friedrich Freiherr
2009-04-28 11:19:13

Carl Friedrich Freiherr von Weizsäcker (June 28, 1912 "“ 28 April 2007) was German physicist and philosopher. He was the longest-living member of Werner Heisenberg's research team which investigated nuclear studies in Germany during World War II. Some argue whether he and the team willingly engaged in the development of a nuclear bomb for Germany, or if its failure was intentional...

Bohr Niels
2013-03-16 00:00:00

Niels Henrik David Bohr (October 7, 1885 - November 18, 1962) was a Danish physicist. He made essential contributions to understanding atom structure and quantum mechanics. Born in Copenhagen, Denmark to Christian Bohr and Ellen Adler, Bohr got his doctorate at Copenhagen University in 1911. He then studied under Ernest Rutherford in Manchester, England. Based on Rutherford's theories,...

Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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