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chain reaction

(Encyclopedia)CE5 Chain reaction: A neutron (n) strikes the uranium nucleus (U-235), causing it to split into fission products A and B and release two neutrons. These neutrons can in turn cause further fissions....

art conservation and restoration

(Encyclopedia)art conservation and restoration, the preservation of structurally sound works of art, the halting of processes that lead to the damage of works of art, and the repair of already damaged works of art....

algum

(Encyclopedia)algum ălˈməg, ôlˈ– [key], precious wood mentioned in the Bible (2 Chron. 2.8; 9.10,11), used in the Temple of Solomon and in his palace, brought from Ophir and Lebanon. It is perhaps a red sand...

Dove, river, England

(Encyclopedia)Dove dŭv [key], river, c.40 mi (60 km) long, rising in the Pennines, Derbyshire, central England, and flowing S and SE to the River Trent near Burton upon Trent. It forms much of the Derbyshire-Staff...

Curtea de Arges

(Encyclopedia)Curtea de Arges ko͝orˈtāä dā ärˈzhĕsh [key], town, S central Romania, in Wala...

Coos Bay

(Encyclopedia)Coos Bay ko͞os [key], city (2020 pop. 15,985), Coos co., SW Oreg., a port of entry on Coos B...

Cîmpulung

(Encyclopedia)Cîmpulung kəmpo͝olo͞ongˈ [key], town, S central Romania, in Walachia, on the southern slope of the ...

Falmouth, town, United States

(Encyclopedia)Falmouth, town (2020 pop. 32,517), Barnstable co., SE Mass., on Cape Cod; settled c.1660, inc. 1686. Once a whaling and boatbuilding center, the town ha...

Graf, Urs

(Encyclopedia)Graf or Graff, Urs o͝ors [key], c.1485–1528, Swiss wood engraver, etcher, painter, and goldsmith, studied at Basel. He was influenced by the work of Dürer and Hans Baldung. One of the first to emp...

graining

(Encyclopedia)graining, process of painting by which natural wood grain is imitated. It was common practice in the late 19th cent. to grain cheap, soft woods to give them the appearance of rare, expensive ones. A l...