Illustration of DESI Technique (IMAGE)

Purdue University

Illustration of DESI Technique

Caption

This illustration depicts the use of a technique developed at Purdue to identify bacteria in its ambient environment using mass spectrometry. The technique, called desorption electrospray ionization, or DESI, could be used to create a new class of fast, accurate detectors for applications ranging from food safety to homeland security.

Credit

Purdue University, Department of Chemistry

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