Helmholtz free energy en · NOUN
Etymology
For Hermann von Helmholtz, German physicist.
Meanings
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A measure of the useful work obtainable from a constant temperature, constant volume thermodynamic system; more precisely, the difference between internal energy (of a system) and the product of its absolute temperature and entropy.
A=U-TS where A is Helmholtz free energy, U is internal energy, T is temperature, and S is entropy.
Relateds
Translations (7)
de helmholtzsche freie Energie (measure of the useful work from a constant temperature system etc.) · de Helmholtz-Energie (measure of the useful work from a constant temperature system etc.) · de freie Energie (measure of the useful work from a constant temperature system etc.) · de Helmholtz-Potential (measure of the useful work from a constant temperature system etc.) · cmn 亥姆霍茲自由能 /亥姆霍兹自由能 (measure of the useful work from a constant temperature system etc.) · fi Helmholtzin vapaa energia (measure of the useful work from a constant temperature system etc.) · ru свобо́дная эне́ргия Гельмго́льца (measure of the useful work from a constant temperature system etc.)