|  | 
         
          | Description: 
             In this diagram, the red 
            laser pumps energy into waves of electrons contained on the surfaces 
            of tiny marks in a DVD-like disk. The red laser also creates silver 
            particles that discharge the energy into the blue laser. |   
          | Source: 
             Source: AIST |   
          | Story:  Laser 
            switch sets up light logic TRN May 23, 2001
 |   
          | TRN Categories: 
             Optical Computing, Optoelectronics 
            and Photonics |   
          | Form: 
             Still |  |