On the damping of an elementary excitation of the quantum system interacting with a Gaussian random field (Q1079887)
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scientific article; zbMATH DE number 3965154
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the damping of an elementary excitation of the quantum system interacting with a Gaussian random field |
scientific article; zbMATH DE number 3965154 |
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On the damping of an elementary excitation of the quantum system interacting with a Gaussian random field (English)
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1984
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A direct stochastic perturbation theory is developed to investigate the damping of elementary excitations in the presence of a Gaussian random field. The method is applied to several quantum statistical models, the ideal Fermi or Bose gas and the isotropic Heisenberg model.
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stochastic perturbation theory
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Gaussian random field
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quantum statistical models
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Fermi or Bose gas
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isotropic Heisenberg model
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0.86160433
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0.85262316
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0.8518495
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0.8509277
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0.8505672
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0.84893745
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0.8472723
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