Helmholtz-free-energy meaning

(physics, thermodynamics) 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.

Where A is Helmholtz free energy, U is internal energy, T is temperature, and S is entropy.

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Origin of helmholtz-free-energy

  • For Hermann von Helmholtz German physicist
    From Wiktionary