सुस्वागतम! सुस्वागतम!! सर्व सन्माननीय शिक्षणप्रेमी वाचक बंधु भगिनींचे आश्रमशाळा शिक्षकमित्र या शैक्षणिक ब्लॉगवर आपले हार्दिक स्वागत आहे

शुक्रवार, २० जुलै, २०१८

दिनविशेष १७ जुलै

दिनविशेष १७ जुलै
गॉर्डन गूल्ड - लेसरचा शोध
जन्मदिन - १७ जुलै १९२०
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गॉर्डन गूल्ड (१७ जुलै, इ.स. १९२० - १६ सप्टेंबर, इ.स. २००५) हे अमेरिकन भौतिकशास्त्रज्ञ होते. यांनी (तसेच थियोडोर मैमान यांनी) लेसरचा शोध लावला.
Gordon Gould (July 17, 1920 – September 16, 2005) was an American physicist who is widely, but not universally, credited with the invention of the laser (Others attribute the invention to Theodore Maiman). Gould is best known for his thirty-year fight with the United States Patent and Trademark Office to obtain patents for the laser and related technologies. He also fought with laser manufacturers in court battles to enforce the patents he subsequently did obtain.
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The term "laser" originated as an acronym for "light amplification by stimulated emission of radiation".[1][2] The first laser was built in 1960 by Theodore H. Maiman at Hughes Research Laboratories, based on theoretical work by Charles Hard Townes and Arthur Leonard Schawlow.

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