Joule-Thomson effect
[ jool-tom-suh n, joul- ]
/ ˈdʒulˈtɒm sən, ˈdʒaʊl- /
noun Thermodynamics.
the change of temperature that a gas exhibits during a throttling process, shown by passing the gas through a small aperture or porous plug into a region of low pressure.
Compare
free expansion.
British Dictionary definitions for joule-thomson effect
Joule-Thomson effect
noun
a change in temperature of a thermally insulated gas when it is forced through a small hole or a porous material. For each gas there is a temperature of inversion above which the change is positive and below which it is negative
Also called: Joule-Kelvin effect
Word Origin for Joule-Thomson effect
C20: named after James Prescott
Joule and Sir William Thomson, 1st Baron
Kelvin