Peltier effect

[ pel-tyey ]

noun

, Physics.

1. the change in temperature of either junction of a thermocouple when a current is maintained in the thermocouple and after allowance is made for a temperature change due to resistance.

Peltier effect

/ ˈpɛltɪˌeɪ /

noun

1. physics the production of heat at one junction and the absorption of heat at the other junction of a thermocouple when a current is passed around the thermocouple circuit. The heat produced is additional to the heat arising from the resistance of the wires Compare Seebeck effect

Word History and Origins

Origin of Peltier effect¹

1855–60; named after Jean C. A. Peltier (1785–1845), French physicist who discovered it

Word History and Origins

Origin of Peltier effect¹

C19: named after Jean Peltier (1785–1845), French physicist, who discovered it