NOC:Bonds and Bands in Solids

Lecture 1 - Born-Oppenheimer approximation

Lecture 2 - Self-consistent field (SCF) method

Lecture 3 - Simple MO Theory of Hydrogen Molecule

Lecture 4 - Bloch’s theorem

Lecture 5 - Tight binding approximation

Lecture 6 - Energy band theory - 1

Lecture 7 - Energy band theory - 2

Lecture 8 - Density of states

Lecture 9 - Energy band theory - 3

Lecture 10 - Energy band theory - 4

Lecture 11 - Drude’s classical free electron model - 1

Lecture 12 - Drude’s classical free electron model - 2

Lecture 13 - Drude’s classical free electron model - 3

Lecture 14 - Drude’s classical free electron model - 4

Lecture 15 - Sommerfeld’s quantum free electron model

Lecture 16 - Specific heat of Fermi gas

Lecture 17 - Energy dispersion relation in a periodic potential - 1

Lecture 18 - Energy dispersion relation in a periodic potential - 2

Lecture 19 - Brief overview of space groups and constant energy surface in 2D

Lecture 20 - Energy band and effective mass

Lecture 21 - Effective mass

Lecture 22 - k⋅p perturbation method

Lecture 23 - Revisiting Bloch’s theorem and tight binding functions

Lecture 24 - Symmetries in crystal Hamiltonian - 1

Lecture 25 - Symmetries in crystal Hamiltonian - 2

Lecture 26 - Tight binding method - 1

Lecture 27 - Tight binding method - 2

Lecture 28 - Tight binding method - 3

Lecture 29 - Plane wave method

Lecture 30 - Pseudo potential method

Lecture 31 - Cellular method of energy band calculation

Lecture 32 - Muffin tin potential and APW functions

Lecture 33 - Augmented plane wave method of energy band calculation - 1

Lecture 34 - Augmented plane wave method of energy band calculation - 2

Lecture 35 - Green’s function method of energy band calculation - 1

Lecture 36 - Green’s function method of energy band calculation - 2

Lecture 37 - Cyclotron resonance technique

Lecture 38 - De Haas-van Alphen effect

Lecture 39 - De Haas-van Alphen effect conclusion.Introduction to point impurity effect on band structure

Lecture 40 - Point impurity in crystal

Lecture 41 - Friedel Oscillations

Lecture 42 - Lindhard dielectric constant

Lecture 43 - Dielectric anomaly. Crystal momentum

Lecture 44 - Spatial and time reversal symmetries in crystals

Lecture 45 - Time reversal symmetry (Continued...)

Lecture 46 - Spin orbit interaction

Lecture 47 - Disordered solids and transport in disordered solids

Lecture 48 - Optical properties of semiconductors

Lecture 49 - Excitonic states in semiconductors

Lecture 50 - Excitonic states in semiconductors (Continued...)

Lecture 51 - Molecular orbital calculation - I

Lecture 52 - Mott-Hubbard transition

Lecture 53 - Hubbard model

Lecture 54 - Electron repulsion and magnetic exchange

Lecture 55 - Beyond on-site electron repulsions;Pariser-Parr-Pople model

Lecture 56 - Electron-hole symmetry and Pairing theorem. Solitons

Lecture 57 - Density waves in 1-d systems and Lattice vibrations - I

Lecture 58 - Lattice vibrations - II

Lecture 59 - Lattice vibrations - III

Lecture 60 - Lattice vibrations - IV