Solid state physics is a branch of condensed matter physics. It deals with the study of solids, i.e. rigid matter including crystals (ordered solids) and glasses (disordered solids).
Topics bandgap Bloch waves (electron waves in lattice) conduction band crystal lattice effective mass electrical conduction electron hole electron gas phonons (lattice vibrations) valence band External links and references Online textbook: Introduction to Modern Solid State Physics by Yuri M. Galperin.