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van der Meer, Simon

(Encyclopedia)van der Meer, Simon, 1925–2011, Dutch physical engineer. He spent nearly his entire career at CERN, where he did his most important work with Carlo Rubbia. They discovered the W and Z particles, whi...

Saint-Simon, Louis de Rouvroy, duc de

(Encyclopedia)Saint-Simon, Louis de Rouvroy, duc de də săN-sēmôNˈ [key], 1675–1755, French writer of memoirs and courtier. He resigned (1702) from the army after his arrogance had involved him in a quarrel ...

Laplace, Pierre Simon, marquis de

(Encyclopedia)Laplace, Pierre Simon, marquis de pyĕr sēmôNˈ märkēˈ də läpläsˈ [key], 1749–1827, French astronomer and mathematician. At 18 he went to Paris, proved his gift for mathematical analysis to...

Hegel, Georg Wilhelm Friedrich

(Encyclopedia)Hegel, Georg Wilhelm Friedrich gāˈôrkh vĭlˈhĕlm frēˈdrĭkh hāˈgəl [key], 1770–1831, German philosopher, b. Stuttgart; son of a government clerk. Hegel has influenced many subsequent p...

Fraser, Simon, Canadian explorer

(Encyclopedia)Fraser, Simon, 1776–1862, Canadian explorer and fur trader. Born in Bennington, Vt., he was taken to Canada as a child. He entered the service of the North West Company in 1792, and in 1801 he was m...

Saint-Simon, Claude Henri de Rouvroy, comte de

(Encyclopedia)Saint-Simon, Claude Henri de Rouvroy, comte de klōd äNrē də ro͞ovrwäˈ kôNt də săN-sēmôNˈ [key], 1760–1825, French social philosopher; grand nephew of Louis de Rouvroy, duc de Saint-Simo...

Lovat, Simon Fraser, 11th Baron

(Encyclopedia)Lovat, Simon Fraser, 11th Baron lŭvˈət [key], 1675?–1747, Scottish nobleman and Jacobite conspirator. The nephew of the 9th baron, he and his father contested the passing of the title to his cous...

Hart, Oliver Simon D'Arcy

(Encyclopedia)Hart, Oliver Simon D'Arcy, 1948–, British-American economist, b. London, England, Ph.D. Princeton, 1974. He has been a professor at the London School of Economics (1981–85), the Massachusetts Inst...

Euler-Chelpin, Hans Karl August Simon von

(Encyclopedia)Euler-Chelpin, Hans Karl August Simon von, 1873–1964, Swedish biochemist, b. Germany, Ph.D. Univ. of Berlin, 1895. He spent his entire career at Stockholm Univ., first as professor and later as dire...

resistance, in electricity

(Encyclopedia)resistance, property of an electric conductor by which it opposes a flow of electricity and dissipates electrical energy away from the circuit, usually as heat. Optimum resistance is provided by a con...