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Temperature and doping mobility depende ee 332 spring

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Unformatted text preview: nd Resistivity Conductivity and Resistivity EE 332 Spring 2013 Inverse Proportionality of Mobility Mobility vs. Temperature and Doping Mobility Depende EE 332 Spring 2013 Photogeneration Photogeneration EE 332 Spring 2013 Low Injection Low Injection EE 332 Spring 2013 Continuous LightLight Excitation Continuous Excitation EE 332 Spring 2013 Diffusion Current Diffusion Current EE 332 Spring 2013 Total Current of CarrierMotions Motions Total Current of Carrier Total Current of Carrier Motion EE 332 Spring 2013 Non-Uniformly-Doped Semiconductor Non-Uniformly-Doped Semiconductor •  The position of EF relative to the band edges is determined by the carrier concentrations, which is determined by the dopant concentrations. •  In equilibrium, EF is constant; therefore, the band energies very with position: adsf EE 332 Spring 2013 ZeroZero Current at Equilibrium Net Net Current at Equilibrium EE 332 Spring 2013...
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