Relativistic Thermodynamics

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Relativistic thermodynamics is a branch of physics that, in contrast to classical thermodynamics, includes the special and general theory of relativity in the definition of the state variables . Accordingly, the relativistic thermodynamics can be further subdivided into special relativistic thermodynamics and general relativistic thermodynamics .

Areas of application of the special relativistic thermodynamics are z. B. relativistic gases, i.e. gases in which the particles move almost at the speed of light , so that the effects of the special theory of relativity can no longer be neglected (example: photon gas ).

Areas of application of the general relativistic thermodynamics are z. B. Black holes or the entire universe itself. The physicist Stephen Hawking made significant contributions in this area .

Special-relativistic thermodynamics was treated by Max Planck as early as 1908 (and also by Einstein himself and Friedrich Hasenöhrl at the same time ). The transformation formula he found for temperature and heat was later criticized (Heinrich Ott 1963, Danilo Blanuša ), and the topic later remained controversial.

A classic work on relativistic thermodynamics comes from Richard C. Tolman from the 1930s.

literature

  • Gernot Neugebauer: Relativistic Thermodynamics . Braunschweig 1981
  • Herbert Callen , Gerald Horowitz Relativistic Thermodynamics , American Journal of Physics, Volume 39, 1971, p. 938, pdf

Individual evidence

  1. Schewe, Weekly Physics News, AIP, 2007 ( Memento from April 10, 2013 in the Internet Archive )
  2. Tolman Relativity Thermodynamics and Cosmology , Clarendon Press, Oxford 1934