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Old 11-20-2012, 09:05 PM
 
Location: Texas
5,070 posts, read 8,778,141 times
Reputation: 1627

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Scientists at Imperial College London have developed a system to quickly detect trace amounts of chemicals like pollutants, explosives or illegal drugs.

The new system can pick out a single target molecule from 10 000 trillion water molecules within milliseconds, by trapping it on a self-assembling single layer of gold nanoparticles.
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