Wilson cloud chamber
Also found in: Dictionary, Thesaurus, Wikipedia.
Related to Wilson cloud chamber: bubble chamber
Wilson cloud chamber:see cloud chambercloud chamber,
device used to detect elementary particles and other ionizing radiation. A cloud chamber consists essentially of a closed container filled with a supersaturated vapor, e.g., water in air.
..... Click the link for more information. .
Wilson cloud chamber[′wil·sən ′klau̇d ‚chām·bər]
A cloud chamber containing air supersaturated with water vapor by sudden expansion, in which rapidly moving nuclear particles such as alpha or beta rays produced ionization tracks by condensation of vapor on the ions produced by the rays.