Columbia Encyclopedia

(Encyclopedia) Dumba, Konstantin Theodor kônstäntēnˈ tāˈōdôr do͝omˈbä [key], 1856–1947, Austro-Hungarian diplomat. As ambassador (1913–15) to the United States, he was involved with Franz von Papen an...

(Encyclopedia) Heinse, Wilhelm vĭlˈhĕlm hīnˈsə [key], 1746–1803, German novelist. His principal novels, Ardinghello; or, An Artist's Rambles in Sicily (1787, tr. 1839) and Hildegard von Hohenthal (1795–96)...

(Encyclopedia) Vienna vēĕnˈə [key], Ger. Wien, city and province (1991 pop. 1,539,848), 160 sq mi (414 sq km), capital and largest city of Austria and administrative seat of Lower Austria, NE Austria, on the Dan...

(Encyclopedia) Pfeffer, Wilhelm vĭlˈhĕlm pfĕˈfər [key], 1845–1920, German plant physiologist. He was professor of botany successively at the universities of Bonn, Basel, Tübingen, and Leipzig (from 1887). W...

(Encyclopedia) Carstens, Asmus Jacob äsˈmo͝os yäˈkôp kärˈstəns [key], 1754–98, German historical painter and engraver, b. Schleswig. He studied in Copenhagen and in Italy. He was influenced by the work of...

(Encyclopedia) games, theory of, group of mathematical theories first developed by John Von Neumann and Oskar Morgenstern. A game consists of a set of rules governing a competitive situation in which from two to n i...

(Encyclopedia) aesthetics ĕsthĕtˈĭks [key], the branch of philosophy that is concerned with the nature of art and the criteria of artistic judgment. The classical conception of art as the imitation of nature was...

(Encyclopedia) uncertainty principle, physical principle, enunciated by Werner Heisenberg in 1927, that places an absolute, theoretical limit on the combined accuracy of certain pairs of simultaneous, related measur...

(Encyclopedia) Teller, Edward, 1908–2003, American physicist, b. Budapest, Hungary, Ph.D. Univ. of Leipzig, 1930, where he studied under Werner Heisenberg. Fleeing the Nazis, he came to the United States in 1935 a...

(Encyclopedia) Planck, Max mäks plängk [key], 1858–1947, German physicist. Seeking to explain the experimental spectrum (distribution of electromagnetic energy according to wavelength) of blackbody radiation, he...