Chair of solid state physics . ... Physics of Semiconductors . ... The electron mean free time. ... The dispersion of electrons and holes. ... The mean values of the velocity and acceleration of the electron, the electrons and holes in a magnetic field (the classical theory), the diamagnetic resonance. ... The energy spectrum of electrons and holes in a magnetic field (quantum theory), the energy spectrum of electrons and holes in a constant electric field (quantum theory), shallow impurity levels. ...