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Bulawayo

(Encyclopedia)Bulawayo bo͞oləwäˈyō [key], city, SW Zimbabwe. It is the second largest city of Zimbabwe and an ...

Tangshan

(Encyclopedia)Tangshan täng-shän [key], city (1994 est. pop. 1,110,200), NE Hebei prov., China. A coal-mining center in the Kailan basin, Tangshan is a major industrial hub with iron- and steelworks that make it ...

Valenciennes

(Encyclopedia)Valenciennes väläNsyĕnˈ [key], city (1990 pop. 39,276), Nord dept., N France, on the Escaut (Scheldt) River. An old-line industry center in a former coal-mining region, its manufactures include ra...

Södertälje

(Encyclopedia)Södertälje södərtĕlˈyə [key], city (1990 pop. 58,198), Stockholm co., E Sweden, on a narrow bay of Lake Mälaren, near Stockholm. It is an industrial center and a health resort. Manufactures in...

Baotou

(Encyclopedia)Baotou or Paotow both: bou-tō [key], city (1994 est. pop. 1,032,900), Inner Mongolian Autonomous Region, China. A port and major trade center on the Huang He (Yellow River), it is connected by rail w...

Greenwood

(Encyclopedia)Greenwood.1 City (2020 pop. 9,516 ), seat of Sebastian co., NW Ark.; founded 1851. It was the first county seat for the area, when its original courthou...

Einthoven, Willem

(Encyclopedia)Einthoven, Willem vĭlˈəm īntˈhōvən [key], 1860–1927, Dutch physiologist, b. Java, M.D. Univ. of Utrecht, 1885. He was professor at the Univ. of Leiden from 1886. To measure the electric curre...

electrophorus

(Encyclopedia)electrophorus, device used to generate static electric charges. It has two parts: a nonconducting plate (e.g., of hard rubber) that is negatively charged and a metal plate with an insulated handle. A ...

Compton, Karl Taylor

(Encyclopedia)Compton, Karl Taylor, 1887–1954, American physicist, b. Wooster, Ohio, grad. College of Wooster (Ph.B., 1908), Princeton (Ph.D., 1912); brother of A. H. Compton. He taught at Princeton from 1915 to ...

Geissler tube

(Encyclopedia)Geissler tube gīsˈlər [key], gas discharge tube in which light is produced when an electric discharge passes through the rarefied gas in the tube. The color of the glow depends on the gas used. The...