Blackbody radiation. Planck quantization of the Harmonic Oscillator. Photoelectric effect. Photons. Bohr model of hydrogenic ions. Matter waves. Heisenberg's uncertainty relations. Review of complex numbers. The Schrödinger Equation in one dimension. Wave functions. Stationary states. Quantization of energy. Eigenfunctions and Eigenvalues. Infinite square well. Harmonic oscillator. Superposition of eigenfunctions. Schrödinger equation in three dimensions. The hydrogen atom.