A History of the Laser: 1960 - 2019 | Features | Jun 2019 | Photonics Spectra

2022-08-20 09:15:42 By : Ms. Katherine Min

HISTORY OF THE LASER TIMELINE April 26, 1951: Charles Hard Townes of Columbia University in New York conceives his maser (microwave amplification by stimulated emission of radiation) idea while sitting on a park bench in Washington.