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Unit-1: Crystal Structure and Reciprocal lattice: Review of different kinds of matter-nature of bonding-Crystal structure – Bravais lattice – Unit cell, Wigner -Seitz cell- Index system for crystal planes – miller planes –point groups– space groups–screw axes–glide planes- concept of Reciprocal lattice – Brillouin zone of SC, BCC and FCC and its properties in reciprocal lattice – Fourier analysis of the basis – geometrical structure factor - interpretation of Bragg‟s equation Unit-2: Phonon Physics: Elastic Vibrations of one dimensional mono atomic lattice – vibrations of one-dimensional diatomic lattice – phonons momentum of phonons – phonon heat capacity and density of states – Debye and Einstein model of density of states – Anharmonic crystal interaction - thermal扩展 - 导热率 - UMKLAPP过程单元3：自由电子理论：Drude理论 - 一维盒中的自由电子气体 - 三维气体中的自由电子 - 状态的密度 - FD统计（无衍生） - k-空间和游离电子气体和自由电子热量 - 电子特定热量 - 电子和热电导率 - 电导率 - Wiedeman Franz Life
M.Sc.材料科学（自支持） b''
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