Lec 30: Going beyond harmonic approximation for crystals; effects of anharmonicity

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  • Опубликовано: 24 янв 2025
  • Effects of anharmonicity of interatomic potential on properties of crystals is discussed. In particular it is shown that anharmonic term is responsible for thermal expansion and for limiting the thermal conductivity of materials.
    References: (i) Chapter 25: Ashcroft and Mermin
    (ii) Chapter 5: Kittel

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