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On the derivation of the adiabatic law for an equilibrium photon gas

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Lettere al Nuovo Cimento (1971-1985)

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References

  1. J. L. Synge:The Relativistic Gas, Chapter VI (Amsterdam, 1957).

  2. S. R. de Groot, C. G. van Weert, W. Th. Hermens andW. A. van Leeuwen:Physica,40, 257 (1968).

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  3. Latin indices take values 1, 2, 3, 4 and the co-ordinate systemX a is such that the metric tensor is the Kronecker deltaδ ab,X 4=it andc=1.

  4. J. L. Synge:The Relativistic Gas, Chapter I (Amsterdam, 1957).

  5. The argument of the exponential here could more generally be writtenp(X)+q(X)m+b r (X)M r . However we can always factorm fromp(X) to recover the form given in (8).

  6. «Constant» here means constant along the world-lines with tangentU r which form the tube of cross-section σ.

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Authors and Affiliations

  1. Center for Relativity Theory, The University of Texas, Austin, Tex.

    P. A. Hogan

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  1. P. A. Hogan
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Hogan, P.A. On the derivation of the adiabatic law for an equilibrium photon gas. Lett. Nuovo Cimento 8, 878–880 (1973). https://doi.org/10.1007/BF02727402

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  • DOI: https://doi.org/10.1007/BF02727402

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