How do lasers work? - Naked Science Scrapbook

How do lasers work? - Naked Science Scrapbook
  NakedScientists
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From DVD players and supermarket scanners to laser pointers and Bond movies, lasers are part of our lives. But just how do they work? In this Naked Science Scrapbook we find out how excitable atoms produce the laser beams and how those beams are used to p

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