Physical Chemistry/Particle in a box

Particle in a One-Dimensional Box

Particle in a Three-Dimensional Box

Finite Barriers

One-Dimensional Harmonic Oscillator

Free Particle

Momentum

Particle along a Ring

Particle along a Sphere

The particle on the surface of a sphere is a model for rotation of linear molecules, ignoring vibration or a model for electrons in atoms, ignoring radial motion of the elctron.