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  • 9:45 PM, Tuesday, 26 Oct 2021

Course Dual Degree (B. Tech + Master of Science / Master of Technology)
Semester Sem. VII
Subject Code PH415
Subject Title Advanced Solid State Physics


Second quantization: Fock-space representation for bosons and fermions, representation of many-body operators.

Electron-electron interaction: Hartree and Hartree-Fock approximations; Quasiparticles, Landau-Fermi liquid theory for interaction between quasiparticles, equilibrium properties of normal Fermi liquid, 3He: ideal Fermi liquid, transport of quasiparticles, current density.

Magnetism: Absence of magnetism in classical statistics; Origin of the exchange interaction; direct exchange, super exchange, indirect exchange and itinerant exchange; spin Hamiltonians: Heisenberg model; ground state of Heisenberg ferromagnet and antiferromagnet; spin wave analysis, mean-field theory, spontaneous magnetization, ordered manetism of valence and conduction electrons, Stoner's criterion for metallic ferromagnet.

Superconductivity: Meissner effect, Type I and Type II superconductivity, Ginzburg-Landau theory, gauge symmetry and symmetry breaking, flux quantization; Electron-electron interaction via lattice: Cooper pairs, BCS theory. Josephson tunneling, ac and dc Josephson effect; Vortex state (qualitative discussion); High Tc superconductors (qualitative discussion).

Special topics: Mott transition, Hubbard model, Kondo effect, Superfluidity

Text Books

1. Michael P. Marder, Condensed Matter Physics, John Wiley & Sons.

2. Neil W. Ashcroft and N. David Mermin, Solid State Physics, Harcout College Publishers.

3. Charles Kittel, Introduction to Solid State Physics, John Wiley & Sons.

4. David Pines and Philippe Noziers, The Theory of Quantum Liquids, W. A. Benjamin Inc.

5. A. C. Rose-Innes and E. H. Rhoderick, Introduction to Superconductivity, Pergamon.

6. H. Ibach and H. Luth, Solid State Physics: An Introduction to Theory and Experiment, Springer


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