Laser Systems

  • F. G. Major

We will now consider specific lasers that typify each of several important classes. Historically, the now ubiquitous helium-neon laser occupies a special place after the ruby laser, as the first gas laser to implement the emerging ideas on how to extend the concept of a maser oscillator to optical frequencies, ideas associated mainly with the names of Townes, Schawlow, and Basov.


Light Emit Diode Yttrium Aluminum Garnet Helium Atom Population Inversion Lower Laser Level 
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Copyright information

© Springer Science+Business Media, LLC 2007

Authors and Affiliations

  • F. G. Major
    • 1
  1. 1.USA

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