Thermal_Optical_2013

Coecient of thermal expansion 2 coefficient of thermal

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Unformatted text preview: - Energy is absorbed and stored primarily as atomic vibra2ons. Energy dQ C= dT Heat Capacity La6ce phonons – quanta of vibra,onal energy. Temperature change C = Energy required to produce a temperature change per mole of material (J/mol•K). Coefficient of Thermal Expansion 2. Coefficient of thermal expansion - - The size of a material changes with a change in temperature. coeff. thermal expansion ΔL Lo = αl (T2-T1) coeff. thermal expansion There is also...
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