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Ohlin, Bertil

(Encyclopedia)Ohlin, Bertil bĕrˈtĭl ōˈlĭn [key], 1899–1979, Swedish economist, b. Klippan. A professor at several Swedish universities, he wrote the influential Interregional and International Trade (1933, ...

Lindley, John

(Encyclopedia)Lindley, John, 1799–1865, English botanist and horticulturist. He organized the first flower shows in England and was influential in preserving the Royal Gardens at Kew (see Kew Gardens). In 1829 he...

Arrhenius, Svante August

(Encyclopedia)Arrhenius, Svante August sfänˈtə, ärāˈnēəs [key], 1859–1927, Swedish chemist. He was a professor of physics in Stockholm in 1895 and became director of the Nobel Institute for Physical Chemi...

Langevin, Paul

(Encyclopedia)Langevin, Paul läNzhəvăNˈ [key], 1872–1946, French physicist and chemist. He was professor of experimental physics at the Collège de France from 1909 and at the École municipale de Physique e...

Kirkwood gaps

(Encyclopedia)Kirkwood gaps, regions in the asteroid belt within which few asteroids are found. Astronomer Daniel Kirkwood first observed (1886) that few asteroids had an orbital period close to 1⁄2, 1⁄3, or 2�...

Wilkinson, Sir Geoffrey

(Encyclopedia)Wilkinson, Sir Geoffrey, 1921–, English inorganic chemist. He shared the 1973 Nobel Prize in Chemistry with Ernst Otto Fischer for their independent research on the organometallic compounds of the t...

Wölfflin, Heinrich

(Encyclopedia)Wölfflin, Heinrich hīnˈrĭkh völfˈlĭn [key], 1864–1945, Swiss art historian. Wölfflin's formal stylistic analysis of motifs and composition in art combined cultural history and psychological ...

transcendentalism , in philosophy

(Encyclopedia)transcendentalism, in philosophy, term descriptive of systems that hold that there are modes of being and principles of existence beyond the reach of mundane experience and manipulation. The term is n...

Schimper, Karl Friedric

(Encyclopedia)Schimper, Karl Friedric shĭmˈpər [key], 1803–67, German botanist. He did important work in plant morphology and originated the theory, called phyllotaxis, that there is a fixed order to the arran...

Sacchi, Andrea

(Encyclopedia)Sacchi, Andrea ändrĕˈä säkˈkē [key], 1599–1661, Italian baroque painter, b. Rome. He studied in Rome and in Bologna under Francesco Albani. His masterpiece, an allegory of Divine Wisdom (c.16...