固体中的概念-固体理论讲义 本书特色

 　参加研究生入学考试的广大考生在经过几个月的备考复习之后，往往依然无法清晰了解英文文章的语言特点和行文逻辑，依然无法系统把握命题思路及应对方式，因此倍感焦虑。本书旨在帮助考生在冲刺阶段进一步夯实基础、理出*佳复习思路，具体内容包括：一，对2013-2014考研英语真题文章及题目进行深度剖析；二，对历年真题文章所有重点、难点进行梳理，对各种题型的命题规律及解题策略加以提炼。

固体中的概念-固体理论讲义 目录

1. introduction
  a. preparation and texts
  b. plan of the course
  c. generalities and classification of solids
2. one-electron theory
  a. hartree-fock theory
  1. general philosophy of hartree-fock
  2. derivation of self-consistent equations: second quantization
  b. energy bands in solids
  1. perturbation theory for weak periodic potential:brillouin and jone zones and symmetrized plane waves
  2. the cellular method: quantitative calculation of binding energy
  3. exchange and correlation in the free-electron gas
  4. the o.p.w. method
  c. one-electron band theory in the presence of perturbing fields
  1. introduction
  2. weakly bound impurity states
  3. motion in external fields
  4. "breakdown" effects
  5. rigorous basis of effective hamiltonian theory
3. elementary excitations
  a. the idea of elementary excitations: generalities on many-body theory
  1. the variational theorem
  2. the exclusion principle
  3. screening
  4. the concept of elementary excitations
  b. the n + 1 body problem
  1. quasi-particles
  2. effects of phonons in the n + 1 body problem
  c. quasi-particles in metals: the fermi liquid
  d. collective excitations
  1. excitons
  2. spin waves: heisenberg hamiltonian and the magnetic state
  3. ferromagnetic spin waves
  4. antiferromagnetic spin waves and "broken symmetry"
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自然科学 数学 数学理论

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