Maxwell relation

Maxwell relation

[′mak‚swel ri′lā·shən]
(electromagnetism)
According to Maxwell's electromagnetic theory, that relation wherein the dielectric constant of a substance equals the square of its index of refraction.
(thermodynamics)
One of four equations for a system in thermal equilibrium, each of which equates two partial derivatives, involving the pressure, volume, temperature, and entropy of the system.
References in periodicals archive ?
His topics include the first three laws of thermodynamics, the structure of thermodynamic theories, thermodynamic potentials and Maxwell relations, the van der Waals equation, the approach to absolute zero, and some mathematical aspects of thermodynamics.
of Amsterdam) start from the basic principles of modern theory and progress to an experimental analysis of one of the most important consequences of thermodynamics, namely Maxwell relations.