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Coherent potential approximation

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In Physics the Coherent Potential Approximation commonly referred to simply as the CPA is a method to find the Green function of an effective medium. The CPA is a useful concept in understanding how waves scatter in a material which displays spatial inhomogeneity.

References

  • Sheng, Ping (1995). Introduction to Wave Scattering, Localization, and Mesoscopic Phenomena. Academic Press. ISBN 0-12-639845-3.
  • Yonezawa and Morigaki (1973). "Coherent Potential Approximation: Basic concepts and applications". Progress of Theoretical Physics, Supplement number 53. 14: 1–76. doi:10.1016/0003-4916(61)90051-3.
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