planar laser-induced fluorescence


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planar laser-induced fluorescence

[¦plā·nər ¦lā·zər in‚düst flə′res·əns]
(fluid mechanics)
A flow visualization technique in which a thin sheet of monochromatic laser radiation is used to excite a particular molecular species in a flow, and the resulting fluorescence emission of this species gives some indication of its number density. Abbreviated PLIF.
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