Gibbs-Helmholtz equation

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English

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Etymology

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Named after Hermann von Helmholtz (who introduced it in an 1882 paper) and Josiah Willard Gibbs.

Proper noun

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the Gibbs-Helmholtz equation

  1. (thermodynamics) An equation for calculating changes in the Gibbs free energy of a system as a function of temperature: where H is the enthalpy, T the absolute temperature and G the Gibbs free energy of the system, all at constant pressure p.