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This document includes lattices, crystal structures, basis and derived structures, cohesion, diffracted beams, the Debye model, density of states, free energy, dislocations, phonons, electrons in solids, the free electron model, Hall effect, bands and semi-conductors. This document is a summary of all my lecture notes which I prepared to study for the course exam. It was a course which formed part of the third year of the BSc Physics degree in UCL.
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