News tagged with mass spectrometers

Gases drawn into particles stay there

(Phys.org) -- Contrary to expectations, formation and growth of complex organic particles generated during oxidation of volatile organic molecules by ozone and nitrate follows a non-equilibrium path, according ...

Apr 09, 2012
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Explosives and fish are traced with chemical tags

Researchers at the University of Oviedo (Spain) have come up with a way of tagging gunpowder which allows its illegal use to be detected even after it has been detonated. Based on the addition of isotopes, ...

Jan 12, 2012
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Getting positive results with negative ions

Yes! That's the answer scientists from OI Analytical and Pacific Northwest National Laboratory got from their experiments to see if the new IonCCDTM can detect negative ions and large ions. Furthermore, employing ...

Jul 18, 2011
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