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n. The process in which atomic or molecular species leave the surface of a solid and escape into the surroundings; the reverse of absorption or adsorption

n. changing from an adsorbed state on a surface to a gaseous or liquid state

"The research from Purdue, led by analytical chemistry professor Graham Cooks, developed a technique called desorption electrospray ionization, or DESI, that eliminates a part of the mass spectrometry process, and thus speeds up the detection of substances to less than 10 seconds, said Williams."

natural process    action    activity    natural action   

elution   

disproportionation    recombination    electrospray    challenges'    diffusivity