The document discusses electron transport mechanisms in nanostructures, including carrier transport, the Coulomb blockade effect, thermionic emission, tunneling, and hopping conductivity. It also addresses the impact of defects and impurities, highlighting deep level and surface defects on electrical properties.

1. Electron Transport (a) Carrier transport in
nanostrucutures. Coulomb blockade effect, thermionic
emission, tunneling and hoping conductivity. Defects and
impurities: Deep level and surface defects.