Title : 
Jan. 28, 1958: A laser is born
         
        
        
            Author_Institution : 
IEEE Spectrum, New York, NY, USA
         
        
        
        
        
            fDate : 
5/1/1992 12:00:00 AM
         
        
        
            Abstract : 
The work of Arthur L. Schawlow, one of the laser´s inventors, is described. The use of a diffraction grating for mode selectivity is discussed, and the steps that lead to the ruby laser are examined.<>
         
        
            Keywords : 
diffraction gratings; history; lasers; AD 1958 01 28; Arthur L. Schawlow; diffraction grating; history; mode selectivity; ruby laser; Atomic beams; Biomedical imaging; Cooling; Diffraction gratings; Energy states; Laser modes; Masers; Optical resonators; Spectroscopy; Stimulated emission;
         
        
        
            Journal_Title : 
Spectrum, IEEE