In this module, we will cover carrier statistics. Topics include: Currents in semiconductors, Density of states, Fermi-Dirac probability function, Equilibrium carrier concentrations, Non-degenerate semiconductors, Intrinsic carrier concentration, Intrinsic Fermi level, Donor and acceptor impurities, Impurity energy levels, Carrier concentration in extrinsic semiconductor, and Fermi level of extrinsic semiconductors.

This module introduces you to currents in semiconductors. Topics we will cover include: Thermal motion of carriers, Carrier motion under electric field, Drift current, Mobility and conductivity, Velocity saturation, Diffusion of carriers, General expression for currents in semiconductor, Carrier concentration and mobility, and the Van der Pauw technique.

In this module we explore carrier dynamics. Topics include: Electronic transitions in semiconductor, Radiative transition, Direct and indirect bandgap semiconductors, Roosbroeck-Shockley relationship, Radiative transition rate at non-equilibrium, Minority carrier lifetime, Localized states, Recombination center and trap, Shockley-Hall-Reed recombination, Surface recombination, Auger recombination, Derivation of continuity equation, Non-equilibrium carrier concentration, Quasi-Fermi level, Current and quasi-Fermi level, Non-uniform doping, and Non-uniform bandgap.