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Friday, November 6, 2009

Chemical Test Develops Magnetic Traits

A new portable device may soon give homeland protection teams a better sense of chemical dangers. The tool makes it possible for the first time to perform nuclear magnetic resonance spectroscopy in the field on samples of any size. “NMR is a unique and powerful tool for chemical characterization as it penetrates deep within nonmetallic objects,” says Vasiliki Demas, a University of California at Berkeley chemical engineering graduate student who co-authored a paper on portable NMR device, which appeared in the April 8 issue of Science. This instrument, developed in collaboration by researchers at the Lawrence Berkeley National ...

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