Authors: George Rajna
Most people are familiar with optical lasers through their experience with laser pointers. But what about a laser made from sound waves?  A study led by scientists of the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) at the Center for Free-Electron Laser Science in Hamburg/Germany presents evidence of the amplification of optical phonons in a solid by intense terahertz laser pulses. 
Comments: 67 Pages.
[v1] 2019-05-18 08:13:18
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