PH 575 Introduction to Solid State Physics, Spring 2018

  • Instructor: (Spring 2018) Prof. Ethan Minot, Office: Weniger 417. Office hours Tuesdays 1-3pm and by appointment.
  • TA: (Spring 2018) Mitchell Senger
  • Textbook: See course information
  • Class Meetings: MWF 3.00pm - 3.50pm, Weniger 304

Week 1

Day TopicWhat was coveredAssignments
Mon 4/2No class
Wed 4/4No class
1Fri 4/6Atomic orbitalsDay 1 Notes. Advertisement for solid state physics intro_presentation2017.pdf. Set up key questions: How electrons are distributed in space, energy and momentum. Starting point: Atomic orbitals of hydrogen atom.Complex number practice

Week 2

DayTopicWhat was coveredAssignments
2Mon 4/9Atomic orbitalsDay 2 Notes. Use the R_nl and Y_lm functions to construct hydrogen atom wavefunctions. Practice visualizing wavefunctions quiz_1.pdf. Discuss patterns underlying the different wavefuctions.hw1
3Wed 4/11Hybrid orbitalsDay 3 Notes. Importance of hybridization in solid state physics. Superposition of degenerate wavefunctions still satisfies the S. Eqn. Examples: Making 2px, 2pz etc. using the standard atomic orbitals. quiz_3.pdf
4Fri 4/13Dirac Notation Day 4 Notes. quiz question. Introduction to Dirac notation and vector notation. hw1 solutions

Week 3

DayTopicWhat was coveredAssignments
5Mon 4/16Molecular orbitals Day 5 Notes, quiz_5_2018.pdf. Simple example of a molecular orbital for H2+. hw2
6Wed 4/18LCAO methodDay 6 Notes, quantitative calculations of the energy of two LCAO orbitals in the H2+ molecule. quiz_4.pdf
7Fri 4/20LCAO method Day 7 Notes, going from bra-ket notation to an actual energy, quiz. A quantum mechanical picture of polar molecules.

Week 4

DayTopicWhat was coveredAssignments
8Mon 4/23LCAO methodDay 8 Notes. The LCAO orbitals for a chain of atoms. Start with the 1s states associated with 4 atoms. Build model with play dough hw2 solns
9Wed 4/25 Day 9 Notes, Quiz about k, Quiz about general solution hw3
10Fri 4/271st Brillouin Zone Day 10 Notes, Quiz - changing k by 2pi/a

Week 5

DayTopicWhat was coveredAssignments
11Mon 4/30Density of States, 2D LatticeDay 11 Notes, quiz_9b_2018.pdf
12Wed 5/22D LatticeDay 12 Notes. Quiz about crystal symmetries. hw3 solns
13Fri 5/4 Review quiz_10_2018.pdf

Week 6

DayTopicWhat was coveredAssignments
14Mon 5/7Midterm
15Wed 5/9OpenMX Day 15 Notes, bulk_modulus2.pdf hw4, appendix
16Fri 5/113d crystal structuresDay 16 Notes, quiz_15_2018.pdf

Week 7

DayTopicWhat was coveredAssignments
17Mon 5/143d crystal structuresDay 17 Notes, quiz17_2018.pdf
18Wed 5/16cif files, grapheneDay 18 Notes hw4 due
19Fri 5/18graphene, first Brillouin zoneDay 19 Notes

Week 8

DayTopicWhat was coveredAssignments
20Mon 5/21effective mass Day 20 Notes, quiz20_2018.pdf
21Wed 5/23optical properties Day 21 Notes, Appendix: 3d Density of states
22Fri 5/25optical properties Day 22 Notes, Ferromagnetism (ferromagnetism was not covered this year, but you might want to read these brief notes)

Week 9

DayTopicWhat was coveredAssignments
Mon 5/28MEMORIAL DAYno class
23Wed 5/30Poster session Poster due
24Fri 6/1light emitting diodesDay 23 Notes, Quiz 23

Week 10

DayTopicWhat was coveredAssignments
25Mon 6/4Solar cells, PhononsDay 24 Notes, quiz_24_2018.pdf
26Wed 6/6Phonons Day 25 Notes, quiz_25_2018.pdf Term paper due
27Fri 6/8Review Day 26 Notes, quiz_graphene_absorption.pdf

Final Exam

Day Time
Fri June 15th at 9:30am 2 hour exam

About the image: The image in the upper-left corner comes from the group of Kyle Shen at Cornell University. Shen's group uses state-of-the-art growth techniques, such as oxide molecular beam epitaxy, to create next generation quantum materials with atom-by-atom precision.