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Beckman Coulter, Inc. is a Danaher Corporation company that develops, manufactures, and markets products relevant to biomedical testing. It operates in the industries of diagnostics and life sciences .
Arnold Orville Beckman (April 10, 1900 – May 18, 2004) was an American chemist, inventor, investor, and philanthropist. While a professor at California Institute of Technology, he founded Beckman Instruments based on his 1934 invention of the pH meter, a device for measuring acidity (and alkalinity), later considered to have "revolutionized the study of chemistry and biology". [1]
Arnold Orville Beckman, chemist and entrepreneur; Beckman Coulter, a biomedical laboratory instruments company founded by Arnold O. Beckman; 3737 Beckman, an asteroid; Institutes and research centers supported by the Arnold and Mabel Beckman Foundation Beckman Center for Molecular and Genetic Medicine at Stanford University, Stanford, California
The DU was developed at National Technical Laboratories (later Beckman Instruments) under the direction of Arnold Orville Beckman, an American chemist and inventor. [13] [14] Beginning in 1940, National Technical Laboratories developed three in-house prototype models (A, B, C) and one limited distribution model (D) before moving to full commercial production with the DU in 1941.
The Coulter counter is the commercial term for the technique known as resistive pulse sensing or electrical zone sensing. The apparatus is based on the Coulter principle named after its inventor, Wallace H. Coulter. A typical Coulter counter has one or more microchannels that separate two chambers containing electrolyte solutions.
A Beckmann thermometer; (R) Reservoir; (B) Bend. A Beckmann thermometer is a device used to measure small differences of temperature, but not absolute temperature values. It was invented by Ernst Otto Beckmann (1853 – 1923), a German chemist, for his measurements of colligative properties in 1905. [1]
Beckman presented a $2.5 million matching check to Dan Aldrich, the Chancellor of UCI. [4] Other early supporters of the Beckman Laser Institute included David Packard of Hewlett-Packard , who donated $2 million, [ 3 ] : 328–331 SmithKline Beckman Corp. which donated $1 million, [ 1 ] and the Irvine Community Foundation. [ 5 ]
Dongxihu District (simplified Chinese: 东西 湖 区; traditional Chinese: 東西湖 區; pinyin: Dōngxīhú Qū; lit. 'east west lake') is one of 13 urban districts of the prefecture-level city of Wuhan, the capital of Hubei Province, China, forming part of the city's western suburbs.