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##### Physics and Chemistry of Solids

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**Plasma**Physics and Chemistry of Solids Introductory remarks What characterizes the solid state? States of matter**Solids**Quartz (SiO2) crystal Crystalline SiO2 Click for details about quartz Oxygen atom amorph Silicon atom glass Looks like “supercooled Liquid”**approximate Solution**Crystalline solid The problem: > 1023 electrons experience Coulomb interaction regularly repeated arrangement of atoms Help:symmetry Quantum Mechanics Statistical Physics**Special relativity**- lattice dynamics, thermal properties - metals, semiconductors, insulators - optical and dielectric properties, magnetic properties - superconductivity