Purdue creates simpler alternative for mass spectrometers

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R. Graham Cooks at left Purdueacutes Henry Bohn Hass Distinguished Professor of Analytical Chemistry watches as doctoral student Hao Chen places a sample into a heating device as part of a new procedure called atmospheric-pressure thermal desorption ...
R. Graham Cooks, at left, Purdue's Henry Bohn Hass Distinguished Professor of Analytical Chemistry, watches as doctoral student Hao Chen places a sample into a heating device as part of a new procedure called atmospheric-pressure thermal desorption ionization. (Purdue University photo/David Umberger)

Purdue University researchers have developed a relatively simple alternative to sophisticated techniques now used to ionize materials, a critical step needed for chemical analyses involving instruments called mass spectrometers.


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