Influence of Quadratic Interactions on I
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G. F. Levenson
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Article
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1971
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John Wiley and Sons
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English
β 762 KB
## Abstract General integral relations are derived for the impurity absorption band in the case of arbitrarily strong both linear and quadratic electronβphonon or electronβmagnon interaction, which are valid also in the presence of weak anharmonic relaxation of normal modes. These relations can be