The Power of Focus
shawn beaty
In 1957 a graduate student at Columbia University named Gordon Gould had been working with "pumping" atoms to higher energy states so they would emit light. As Gould elaborated his ideas and speculated about all the things that could be done with a concentrated beam of light, he realized he was onto something. In his notebook he confidently named the yet-to-be-invented device a LASER (Light Amplification by Stimulated Emission of Radiation).
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