(Encyclopedia) curiumcuriumky&oobreve;rˈēəm [key], artificially produced radioactive chemical element; symbol Cm; at. no. 96; mass no. of most stable isotope 247; m.p. about 1,340℃; b.p. 3,110℃;…
Notable Scientists: Physical Sciences
Astronomers, astrophysicists, chemists, and physicists
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BOSSIER, Pierre Jean Baptiste Evariste, a Representative from Louisiana; born in Natchitoches, La., March 22, 1797; received a classical education; engaged as a sugar and cotton planter;…
WHAT ARE FUSION AND FISSION? HOW IS A NUCLEAR REACTION CONTROLLED? RADIOACTIVITYFIND OUT MOREThe energy that makes the stars shine and produces the heat inside a nuclear reactor is nuclear energy.…
(Encyclopedia) Lemonnier, Pierre CharlesLemonnier, Pierre Charlespyĕr shärl ləmônyāˈ [key], 1715–99, French astronomer. For many years he was professor of physics at the Collège de France. He studied…
(Encyclopedia) Mendès-France, PierreMendès-France, Pierrepyĕr măNdĕsˈ-fräNs [key], 1907–82, French statesman. A lawyer and economist, he entered (1932) the chamber of deputies as a Radical Socialist…
(Encyclopedia) Aubusson, Pierre d'Aubusson, Pierre d'pyĕr dōbüsôNˈ [key], 1423–1503, French soldier, a cardinal of the Roman Catholic Church, and grand master of the Knights Hospitalers (1476–1503).…
(Encyclopedia) Henry, Pierre Georges, 1927–2017, French composer noted for his contributions to electronic music. He studied with Nadia Boulanger and Olivier Messiaen at the Paris Conservatory, where…
(Encyclopedia) Fournier, Pierre SimonFournier, Pierre Simonpyĕr sēmôNˈ f&oomacr;rnyāˈ [key], 1712–68, Parisian type founder. Fournier devised the first point system for measuring and naming sizes…
