## PHY 521 Condensed Matter Physics

Fall 2017

Syllabus

Schedule

Here are my lecture notes. I do not guarantee that these are entirely free of mistakes! But I hope that you will find them useful.

Lecture 1 Drude 1

Lecture 2 Drude 2

Lecture 3 Sommerfeld 1

Lecture 4 Sommerfeld 2

Lecture 5 Crystal lattices

Lecture 6 Reciprocal lattice and X rays

Lecture 7: Bloch's Theorem

Lecture 8: Electrons in a weak periodic potential

Lecture 9: More on periodic potentials

Lecture 10: Tight binding

Lecture 11: Semiclassical model

Lecture 12: Semiclassical model 2

Lecture 13: Semiclassial theory of conduction

Lecture 14: Quantum oscillations

Lecture 15: Semiconductors 1

Lecture 16: Semiconductors 2

Lecture 17: Semiconductors 3

Lecture 18: Interacting electrons

Lecture 19: Screening

Lecture 20: Diamagnetism and paramagnetism

Lecture 21: Magnetic interactions

Lecture 22: Cohesive energy

Lecture 23: Harmonic crystals

Lecture 24: Harmonic crystals

Lecture 25: Quantum harmonic crystals

Lecture 26: Phonons in metals

Lecture 27: Superconductivity

Homework 1

Homework 2

Homework 3

Homework 4

Homework 5

Homework 6

Homework 7

Schedule

Here are my lecture notes. I do not guarantee that these are entirely free of mistakes! But I hope that you will find them useful.

Lecture 1 Drude 1

Lecture 2 Drude 2

Lecture 3 Sommerfeld 1

Lecture 4 Sommerfeld 2

Lecture 5 Crystal lattices

Lecture 6 Reciprocal lattice and X rays

Lecture 7: Bloch's Theorem

Lecture 8: Electrons in a weak periodic potential

Lecture 9: More on periodic potentials

Lecture 10: Tight binding

Lecture 11: Semiclassical model

Lecture 12: Semiclassical model 2

Lecture 13: Semiclassial theory of conduction

Lecture 14: Quantum oscillations

Lecture 15: Semiconductors 1

Lecture 16: Semiconductors 2

Lecture 17: Semiconductors 3

Lecture 18: Interacting electrons

Lecture 19: Screening

Lecture 20: Diamagnetism and paramagnetism

Lecture 21: Magnetic interactions

Lecture 22: Cohesive energy

Lecture 23: Harmonic crystals

Lecture 24: Harmonic crystals

Lecture 25: Quantum harmonic crystals

Lecture 26: Phonons in metals

Lecture 27: Superconductivity

Homework 1

Homework 2

Homework 3

Homework 4

Homework 5

Homework 6

Homework 7