Reading in Levine: Chapter 18
Homework problems
Hand in on Monday, February 23: 18.3, 18.15, 18.21, 18.22, 18.31, 18.35
Hand in on Friday, February 27:18.31, 18.35 and the the do-it-yourself portions of the
handouts on Angular Momentum, Commutators, and Electron Spin.
Hand in on Monday, March 16: perturbation theory problem from Handout
Key Concepts
kinetic energy operator is separable in spherical polar coordinates
hydrogen atom quantum numbers
orbital angular momentum and commutation relations
radial and angular wavefunctions
nodes of hydrogen atom wavefunctions
expectation values operators in hydrogenic atom states
commutators and simultaneous sets of eigenstates
simultaneous observables and the Heisenberg uncertainty principle
electron spin and angular momentum
Helium atom is a two-electron system; approximation methods.
Some Handouts
Hydrogen atom Hamiltonian (pdf)
Energy levels of the Hydrogen atom
Commutators and Angular Momentum (pdf)