Advanced Solid State Physics (II) [English] – 111Academic Year

This course is provided by  NYCU Electrophysics .

This course is the advanced solid state theory. The important fundamental techniques in quantum many-body theory are introduced, such as: Green's functions, Perturbation theory, Diagrammatic expansions, Linear response theory. The goal is to set up the theoretical foundations for graduate students to study more advanced topics in modern solid state physics.

Textbooks:

1.  Many-body Quantum Theory in Condensed Matter Physics: an introduction, Henrik Bruus and Karsten Flensberg, Oxford University Press, 2004.
2.Green's functions for solid state physicists, S. Doniach and E.H. Sondeheimer, Imperial College Press, 1998.
3.Quantum Theory of Many-Particle Systems, A. Fetter and J. Walecka, McGraw-Hill, Inc. 1971.
4.Quantum Many-particle systems, J. W. Negele and H. Orland, Addison-Wesley Publishing Company, 1988.

5. Interacting Electrons and Quantum Magnetism, Assa Auerbach, Springer-Verlag, 1994.

For perfect learning results, please buy textbooks!

Instructor(s) Department of Electrophysics Prof. Chung-Hou Chung
Course Credits 3 Credits
Academic Year 111 Academic Year
Level Graduate Student
Prior Knowledge  Advanced Solid State Physics (I)
Related Resources Course Video   Course Syllabus  

WeekCourse ContentCourse Video
1Course Outline Introduction and Introduction to Green's Function Methods I Watch Online
2Introduction to Green's Function Methods IIWatch Online
3Free Particle Green's Functions I: Linear Response TheoryWatch Online
4Application of Green's Functions IIWatch Online
5Finite Temperature Green's Function I: Matsubara FormalismWatch Online
6Finite Temperature Green's Function IIWatch Online
7Finite Temperature Green's Function IIIWatch Online
8Finite Temperature Green's Function IVWatch Online
9Perturbation theory: Wick’s Theorem IWatch Online
10Perturbation theory: Wick’s Theorem IIWatch Online
11Perturbation theory: Feynman Diagram and Feynman Rules IWatch Online
12Perturbation theory: Feynman Diagram and Feynman Rules IIWatch Online
13Perturbation theory: Feynman Diagram and Feynman Rules IIIWatch Online
14Dyson’s EquationWatch Online
15Application: Disorder and Anderson Localization IWatch Online
16Application: Disorder and Anderson Localization II: Self-Energy correctionWatch Online
17Application: Disorder and Anderson Localization III: Kubo FormulaWatch Online
18Applicationb: Disorder and Anderson Localization IV: Vertex Correction IWatch Online
19Application: Disorder and Anderson Localization V: Vertex Correction IIWatch Online
20Application: Disorder and Anderson localization VI: Vertex Correction III and Random Phase Approximation (RPA) MethodWatch Online
21Application: Thomas-Fermi Approximation I: Density-Density Correlation Function Watch Online
22Application: Thomas-Fermi Approximation IIWatch Online
23Application: Electron-Phonon Coupling IWatch Online
24Application: Electron-Phonon Coupling II Watch Online
25Application: Electron-Phonon Coupling IIIWatch Online
26Application: BCS Theory and Cooper Instability IWatch Online
27Applic ation: BCS Theory and Cooper Instability IIWatch Online
28Application: Green's Function in BCS TheoryWatch Online
29Application: Nambu Formulation of BCS TheoryWatch Online

Course Objectives

This course is the advanced solid state theory. The important fundamental techniques in quantum many-body theory are introduced, such as: Green's functions, Perturbation theory, Diagramatic expansions, Linear response theory. The goal is to set up the theoretical foundations for graduate students to study more advanced topics in modern solid state physics.

Course Chapter

SubjectConetent
* Introduction to Green's functionGeneral introduction to Green's function and its applications to solid state experiments.
* Free particle Green's functionsIntroduce free particle Green's function
Finite temperature Green's functions Introduce finite temperature Green's functions
Linear response theory, Masubara formulation Introduce linear response theory and Masubara formulism together with Green's functions in calculating transport properties of solids
perturbation theoryIntroduce Perturbation theory, Feynman diagrams and Wick's theorem
*Self-energy Introduce how to calculate self-energy corrections in many-body systems
Vertex correctionsLearn the vertex correction part
Dyson's equationsThis is the approach which can solve self energy and vertex corrections at the same time.
Disorder and localizationApply the above Green's function techniques to a specific quantum many-body system--Anderson localization in solids with impurities/disorder
Strongly correlated electron systemsApply Green's function techniques to the 2nd quantum many-body system-- strongly correlated electron systems. Introduce Hubbard, Heisenberg, and t-J models. Explain magnetic quantum phases and high-Tc superconductivity in cuprates.
Kondo effect in quantum impurity systemsApply Green's function techniques to another strongly correlated system--Kondo system. Explain magnetic properties in metals with impurities. Discuss Kondo effect in quantum dots
Introduction to Renormalization Group technique in many-body systemGive a general introduction to renormalization group theory in quantum many-body systems via Green's function approach.


Reference Books

1. Many-body Quantum Theory in Condensed Matter Physics: an introduction, Henrik Bruus and Karsten Flensberg, Oxford University Press, 2004.
2.Green's functions for solid state physicists, S. Doniach and E.H. Sondeheimer, Imperial College Press, 1998.
3.Quantum Theory of Many-Particle Systems, A. Fetter and J. Walecka, McGraw-Hill, Inc. 1971
4. Quantum Many-particle systems, J. W. Negele and H. Orland, Addison-Wesley Publishing Company, 1988.
5. Interacting Electrons and Quantum Magnetism, Assa Auerbach, Springer-Verlag, 1994.

Scoring criteria

project%
homework70%
take-home final exam30%