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You might think of a laser as light forced into a single, directed beam, but scientists have recently discovered that if you fire a laser in one direction, the air itself can fire another right back. Using a 226nm UV laser, researchers at Princeton University managed to excite oxygen atoms to the p

3 years ago 0 Comments
January 31, 2011 at 7:08AM
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Hot on the heels of Purdue's Mini 10 chemical analyzer comes a (somewhat) similar creature from the other side of the globe, as Osaka University's Yoshiaki Sugimoto and colleagues have \"found a way to use the atomic force microscope to produce images that reveal the chemical identity of individual a

7 years ago 0 Comments