Quantum mechanics
Wells, tunneling, spin, and wavefunctions
1D infinite well
Eₙ and ψₙ plots
QHO
Eₙ and Hermite-Gauss ψ
Clebsch–Gordan
Spin ½⊗½ coupling
Finite well estimate
Even/odd transcendental
Rectangular barrier
T(E) tunneling
Hydrogen levels
Eₙ and Bohr radius scale
Spin precession
Larmor ω and Bloch tip
Two-state Rabi
Oscillation probability
Uncertainty product
σxσp lower bound demo
WKB sketch
Barrier integral estimate