flash photolysis


noun Chemistry.

the study of photochemical reaction mechanisms in gases by analyzing spectroscopically the reaction products in a gas mixture irradiated with a powerful light flash.

Origin of flash photolysis

First recorded in 1945–50

British Dictionary definitions for flash photolysis

flash photolysis

noun

physics a technique for producing and investigating free radicals. A low-pressure gas is subjected to a flash of radiation to produce the radicals, subsequent flashes being used to identify them and assess their lifetimes by absorption spectroscopy