Excess Carrier Concentration in Solid State Devices Formulas

Excess Carrier Concentration is extra of electron present in the carrier concentration. And is denoted by δ_n. Excess Carrier Concentration is usually measured using the 1 per Cubic Meter for Carrier Concentration. Note that the value of Excess Carrier Concentration is always positive.

Formulas to find Excess Carrier Concentration in Solid State Devices

fxExcess Carrier ConcentrationGo

Solid State Devices formulas that make use of Excess Carrier Concentration

fxSteady State Electron ConcentrationGo

fxOptical Generation RateGo

List of variables in Solid State Devices formulas

fx Optical Generation Rate Go

fx Recombination Lifetime Go

FAQ

What is the Excess Carrier Concentration?

Excess Carrier Concentration is extra of electron present in the carrier concentration. Excess Carrier Concentration is usually measured using the 1 per Cubic Meter for Carrier Concentration. Note that the value of Excess Carrier Concentration is always positive.

Can the Excess Carrier Concentration be negative?

No, the Excess Carrier Concentration, measured in Carrier Concentration cannot be negative.

What unit is used to measure Excess Carrier Concentration?

Excess Carrier Concentration is usually measured using the 1 per Cubic Meter[1/m³] for Carrier Concentration. 1 per Cubic Centimeter[1/m³], per Liter[1/m³] are the few other units in which Excess Carrier Concentration can be measured.

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