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2013 conductivity and resistivity conductivity and

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Unformatted text preview: Semiconductor Conduction Process inin n-Type Semiconductor EE 332 Spring 2013 Conductivity and Resistivity Conductivity and Resistivity EE 332 Spring 2013 E Resistance Electrical lectrical Resistance EE 332 Spring 2013 Measurement of Resistivity Measurement of resistivity using a Four-point probe Measurement of Resistivity or four terminal (4T) sensing. 4T sensing measures resistance between voltage sense connections when current is supplied via force connections. No current flow in sense wires. More accurate than a 2-point measurement. EE 332 Spring 2013 Drift Velocity in Silicon Drift Velocity in Silicon EE 332 Spring 2013 Drift Velocity E E field G GaAs Drift Velocity vs. vs.Field in inaAs EE 332 Spring 2013 Low-Field and High-Field Effect Low-Field and High-Field Effect vth EE 332 Spring 2013 Drift Velocity vs. Electric Drift Velocity vs. Electric Field Field EE 332 Spring 2013 Mutual Effects of Field and Temperature on Mobility Mutual Effects of Field and Temperature on Mobility EE 332 Spring 2013 Example: Drift Velocity Calculation Example: Drift Velocity Calculation EE 332 Spring 2013...
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