william david coolidge

listen to the pronunciation of william david coolidge
الإنجليزية - الإنجليزية
born Oct. 23, 1873, Hudson, Mass., U.S. died Feb. 3, 1975, Schenectady, N.Y. U.S. engineer and physical chemist. He taught at MIT (1897, 1901-05) before joining the General Electric Research Laboratory, where in 1908 he perfected a process to render tungsten ductile and therefore more suitable for incandescent lightbulbs. In 1916 he patented a revolutionary X-ray tube capable of producing highly predictable amounts of radiation; it was the prototype of the modern X-ray tube. With Irving Langmuir, he also developed the first successful submarine-detection system
william david coolidge

    الواصلة

    Wil·liam Da·vid Cool·idge

    التركية النطق

    wîlyım deyvîd kulîc

    النطق

    /ˈwəlyəm ˈdāvəd ˈko͞oləʤ/ /ˈwɪljəm ˈdeɪvɪd ˈkuːlɪʤ/
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