ECE350

Crystal Structures

Introduction to crystal structures, lattices, Miller indices, and semiconductor materials

Lectures 2-3

Energy Bands

Bloch's theorem, Kronig-Penney model, and E-k diagrams with interactive visualizations

Lectures 6-7

Effective Mass

Effective mass concept, band diagrams in 3D, and direct vs. indirect bandgap semiconductors

Lectures 8-9

Carriers at Thermal Equilibrium

Density of states, Fermi-Dirac distribution, carrier concentrations

Lectures 9, 10, 11

Carrier Drift

Drift velocity, mobility, scattering mechanisms, velocity saturation, and Hall effect

Lecture 12

Band Bending and Electrostatics

Energy band bending

Lecture 13

Diffusion

Diffusion, built-in fields, Einstein's relation

Lecture 13

Generation, Recombination & Quasi-Fermi Levels

Excess carriers, carrier lifetime, quasi-Fermi levels, and injection levels

Lecture 14

Continuity Equation

Continuity equation, diffusion length, steady-state carrier diffusion, and drift-diffusion animation

Lecture 15