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hafnium

(Encyclopedia)hafnium hăfˈnēəm [key], metallic chemical element; symbol Hf; at. no. 72; at. wt. 178.49; m.p. about 2,227℃; b.p. 4,602℃; sp. gr. 13.31 at 20℃; valence +4. Hafnium is a lustrous, ductile, si...

Sebald, W. G.

(Encyclopedia)Sebald, W. G. (Winfried Georg Maximilian Sebald), 1944–2001, German novelist, grad. Freiburg Univ. (1965). Sebald's novels are dense, elegiac, and meditative. They mingle fiction with history and th...

North, Frederick North, 8th Baron

(Encyclopedia)North, Frederick North, 8th Baron, 1732–92, British statesman, best known as Lord North. He entered Parliament in 1754 and became a junior lord of the treasury (1759), privy councilor (1766), and ch...

Struve

(Encyclopedia)Struve shtro͞oˈvə [key], family of astronomers. Friedrich Georg Wilhelm von Struve, 1793–1864, was born in Germany but later lived in Russia. While director (1817–39) of Dorpat Observatory he w...

bismuth

(Encyclopedia)bismuth bĭzˈməth [key] [Ger. Weisse Masse=white mass], metallic chemical element; symbol Bi; at. no. 83; at. wt. 208.98040; m.p. 271.3℃; b.p. about 1,560℃; sp. gr. 9.75 at 20℃; valence +3 or ...

Celan, Paul

(Encyclopedia)Celan, Paul äntˈshschwa;l [key], 1920–70, Romanian-French poet. Although he spent his early years in Romania and his later years in France, Celan wrote in German and is widely considered the great...

Tory

(Encyclopedia)Tory tôˈrē [key], English political party. The term was originally applied to outlaws in Ireland and was adopted as a derogatory name for supporters of the duke of York (later James II) at the time...

Constantinople, Latin Empire of

(Encyclopedia)Constantinople, Latin Empire of, 1204–61, feudal empire established in the S Balkan Peninsula and the Greek archipelago by the leaders of the Fourth Crusade (see Crusades) after they had sacked (120...

Lascaris

(Encyclopedia)Lascaris lăsˈkərĭs [key], family name of the Greek emperors of Nicaea (see Nicaea, empire of). The empire was founded in 1204 by Theodore I, a son-in-law of Alexius III (Alexius Angelus). Theodore...

Mullis, Kary Banks

(Encyclopedia)Mullis, Kary Banks, 1944–2019, American biochemist, b. Lenoir, N.C., Ph.D. Univ. of California, Berkeley, 1972. Mullis was a researcher with Cetus Corp., Emeryville, Calif., from 1979 to 1986 and wi...