3.2 Fermi energy level: 4.Teaching method Talk and discussion 5.Evaluation Chapter 11 Theoretical models of phase transitions 1.Purpose Develop a full understanding of Ising model and Mean field theory of phase transition 2.Key points: Solution of Ising model; 3.Content 3.1 1D Ising Model Solution of ID Ising model: 3.2 2D Ising Model: Solution of 2D Ising model: 3.3 Mean field theory Bragg-Williams approximation:Critical temperature 4.Teaching method Talk and discussior 5.Evaluation Assignment, 四、学时分配 表2：各章节的具体内容和学时分配表 章节名称 内容 学时分配 Ch0o Equilibrium and State variables 4 The first law of Thermodynamics9 3.2 Fermi energy level； 4.Teaching method Talk and discussion 5.Evaluation Assignment; Chapter 11 Theoretical models of phase transitions 1.Purpose Develop a full understanding of Ising model and Mean field theory of phase transition. 2.Key points: Solution of Ising model; 3.Content 3.1 1D Ising Model： Solution of 1D Ising model； 3.2 2D Ising Model： Solution of 2D Ising model； 3.3 Mean field theory Bragg-Williams approximation; Critical temperature 4.Teaching method Talk and discussion 5.Evaluation Assignment; 四、学时分配 表 2：各章节的具体内容和学时分配表 章节名称 内容 学时分配 Ch00 Equilibrium and State variables 4 Ch01 The first law of Thermodynamics 4