22 results found
palladium(Encyclopedia)palladium [Gr. Pallas, goddess of wisdom], metallic chemical element; symbol Pd; at. no. 46; at. wt. 106.42; m.p. 1,554°C; b.p. 2,970°C; sp. gr. 12.02 at 20°C; valence +2, +3, or +4. Palladium is a...
Pd(Encyclopedia)Pd, symbol for the element palladium.
Palladium(Encyclopedia)Palladium pl´dm [key], in Greek religion, sacred image kept in the temple of Athena at Troy. It was either an image of Athena or an image made by Athena of her unfortunate playmate Pallas (se...
Heck, Richard Fred(Encyclopedia)Heck, Richard Fred, 1931–2015, American chemist, b. Springfield, Mass., Ph.D. Univ. of California, Los Angeles, 1954. Heck was a researcher at the Hercules Corporation in Wilmington, Del., from 1957...
Wacker process(Encyclopedia)Wacker process, an industrial process for the manufacture of ethanol by oxidizing ethene. For example, bubbling ethylene and oxygen when treated by an acidified water solution of palladium and cupric ...
Negishi, Ei-ichi(Encyclopedia)Negishi, Ei-ichi, 1935–, Japanese chemist, Ph.D. Univ. of Pennsylvania, 1963. In 1966 he joined the faculty at Purdue Univ., and he spent most of his career there; from 1972 to 1979 he was a profess...
Suzuki, Akira(Encyclopedia)Suzuki, Akira, 1930–, Japanese chemist, Ph.D. Hokkaido Univ., Sapporo, 1959. He was a professor at Hokkaido from 1963 until his retirement in 1994. Since then, he has taught for short periods at Oka...
acetaldehyde(Encyclopedia)acetaldehyde stl´dhd [key] or ethanalth´nl [key], CH3CHO, colorless liquid aldehyde, sometimes simply called aldehyde. It melts at 123°C, boils at 20.8°C, and is soluble in ...
Wollaston, William Hyde(Encyclopedia)Wollaston, William Hyde, 1766–1828, English scientist, M.D. Cambridge, 1793. His wide-ranging scientific achievements include the discovery (1802) of the dark lines (Fraunhofer lines) in the solar s...
Norilsk(Encyclopedia)Norilsk nrlsk´ [key], city (1989 pop. 175,000), Krasnoyarsk Territory, N Siberian Russia. The northernmost major city of Russia and the world's second largest city (after Murmansk) above the Arct...
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