Posted on 06/18/2009 3:45:48 PM PDT by tricky_k_1972
It was an idea born out of curiosity in the physics lab, but now a new type of laser for generating ultra-high frequency sound waves instead of light has taken a major step towards becoming a unique and highly useful 21st century technology...
...have produced a new type of acoustic laser device called a Saser. Its a sonic equivalent to the laser and produces an intense beam of uniform sound waves on a nano scale.
(Excerpt) Read more at sciencedaily.com ...
crowd dispersal...devices..leaves no mark....
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