الإنجليزية - الإنجليزية
تعريف william david coolidge في الإنجليزية الإنجليزية القاموس.
- 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·idgeالتركية النطق
wîlyım deyvîd kulîcالنطق
/ˈwəlyəm ˈdāvəd ˈko͞oləʤ/ /ˈwɪljəm ˈdeɪvɪd ˈkuːlɪʤ/
Resimler
السابق
المفضلات