Quote:
Originally Posted by Seden
Good citizens,
I was reading on the Photonics Newsletter today and scientists are using lasers to detect chemicals in boxes at over a 100 meters. Even inside walls detection is possible with lasers and at the end of the article it mentions using it for geological detection. Look here:
http://www.photonicsonline.com/artic...ource=nl:33421
Long distance Raman Spectroscopy,this is great.
Randy
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Nothing new.
Look at this 7 years old stuff:
http://www.signonsandiego.com/uniont...n27detect.html
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