Free energy

The free energy or Helmholtz function is defined by the relation

$$F = U - TS$$.

The total internal energy ($$U$$)thus consists of free energy($$F$$) (which can be converted into work in an isothermal reversible process) and bound energy($$TS$$), which is isothermally useless.

Související články

 * Gibbs energy

Source

 * KUBATOVA, Senta. Biophoto [online]. [feeling. 2011-01-31]. < https://uloz.to/!CM6zAi6z/biofot-doc >.
 * ws:Volná energie