Mobility of Charge Carriers Calculator

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Semiconductor Characteristics

Charge Carrier Characteristics

Diode Characteristics

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✖The drift speed is the average speed that a particle achieves due to an electric field.ⓘ Drift Speed [V_d]			+10% -10%
✖Electric Field Intensity refers to the force per unit charge experienced by charged particles (such as electrons or holes) within the material.ⓘ Electric Field Intensity [E]			+10% -10%

✖Charge Carriers Mobility is defined as the magnitude of their drift velocity per unit applied electric field.ⓘ Mobility of Charge Carriers [μ]

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Formula

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Mobility of Charge Carriers

Formula

`"μ" = "V"_{"d"}/"E"`

Example

`"2.987165m²/V*s"="10.24m/s"/"3.428V/m"`

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Mobility of Charge Carriers Solution

STEP 0: Pre-Calculation Summary

Formula Used

Charge Carriers Mobility = Drift Speed/Electric Field Intensity
μ = V_d/E
This formula uses 3 Variables

Variables Used

Charge Carriers Mobility - (Measured in Square Meter per Volt per Second) - Charge Carriers Mobility is defined as the magnitude of their drift velocity per unit applied electric field.
Drift Speed - (Measured in Meter per Second) - The drift speed is the average speed that a particle achieves due to an electric field.
Electric Field Intensity - (Measured in Volt per Meter) - Electric Field Intensity refers to the force per unit charge experienced by charged particles (such as electrons or holes) within the material.

STEP 1: Convert Input(s) to Base Unit

Drift Speed: 10.24 Meter per Second --> 10.24 Meter per Second No Conversion Required
Electric Field Intensity: 3.428 Volt per Meter --> 3.428 Volt per Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

μ = V_d/E --> 10.24/3.428

Evaluating ... ...

μ = 2.98716452742124

STEP 3: Convert Result to Output's Unit

2.98716452742124 Square Meter per Volt per Second --> No Conversion Required

FINAL ANSWER

2.98716452742124 ≈ 2.987165 Square Meter per Volt per Second <-- Charge Carriers Mobility

(Calculation completed in 00.004 seconds)

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Created by Akshada Kulkarni

National Institute of Information Technology (NIIT), Neemrana

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National Institute Of Technology (NIT), Hamirpur

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< 13 Semiconductor Characteristics Calculators

Conductivity in Semiconductors

Go Conductivity = (Electron Density*[Charge-e]*Mobility of Electron)+(Holes Density*[Charge-e]*Mobility of Holes)

Fermi Dirac Distribution Function

Go Fermi Dirac Distribution Function = 1/(1+e^((Fermi Level Energy-Fermi Level Energy)/([BoltZ]*Temperature)))

Conductivity of Extrinsic Semiconductors for N-type

Go Conductivity of Extrinsic Semiconductors (n-type) = Donor Concentration*[Charge-e]*Mobility of Electron

Conductivity of Extrinsic Semiconductor for P-Type

Go Conductivity of Extrinsic Semiconductors (p-type) = Acceptor Concentration*[Charge-e]*Mobility of Holes

Electron Diffusion Length

Go Electron Diffusion Length = sqrt(Electron Diffusion Constant*Minority Carrier Lifetime)

Energy Band Gap

Go Energy Band Gap = Energy Band Gap at 0K-(Temperature*Material Specific Constant)

Majority Carrier Concentration in Semiconductor for p-type

Go Majority Carrier Concentration = Intrinsic Carrier Concentration^2/Minority Carrier Concentration

Majority Carrier Concentration in Semiconductor

Go Majority Carrier Concentration = Intrinsic Carrier Concentration^2/Minority Carrier Concentration

Fermi Level of Intrinsic Semiconductors

Go Fermi Level Intrinsic Semiconductor = (Conduction Band Energy+Valance Band Energy)/2

Drift Current Density

Go Drift Current Density = Holes Current Density+Electron Current Density

Mobility of Charge Carriers

Go Charge Carriers Mobility = Drift Speed/Electric Field Intensity

Saturation Voltage using Threshold Voltage

Go Saturation Voltage = Gate Source Voltage-Threshold Voltage

Electric Field due to Hall Voltage

Go Hall Electric Field = Hall Voltage/Conductor Width

Mobility of Charge Carriers Formula

Charge Carriers Mobility = Drift Speed/Electric Field Intensity
μ = V_d/E

Which type of charge carrier has greater mobility? electrons or holes?

The electron mobility is often greater than hole mobility because quite often, the electron effective mass is smaller than hole effective mass. The relaxation times are often of the same order of magnitude for electrons and holes and therefore, they do not make too much difference.

How to Calculate Mobility of Charge Carriers?

Mobility of Charge Carriers calculator uses Charge Carriers Mobility = Drift Speed/Electric Field Intensity to calculate the Charge Carriers Mobility, The Mobility of Charge Carriers is defined as the drift velocity of the charge carrier per unit electric field intensity. Charge Carriers Mobility is denoted by μ symbol.

How to calculate Mobility of Charge Carriers using this online calculator? To use this online calculator for Mobility of Charge Carriers, enter Drift Speed (V_d) & Electric Field Intensity (E) and hit the calculate button. Here is how the Mobility of Charge Carriers calculation can be explained with given input values -> 2.987165 = 10.24/3.428.

FAQ

What is Mobility of Charge Carriers?

The Mobility of Charge Carriers is defined as the drift velocity of the charge carrier per unit electric field intensity and is represented as μ = V_d/E or Charge Carriers Mobility = Drift Speed/Electric Field Intensity. The drift speed is the average speed that a particle achieves due to an electric field & Electric Field Intensity refers to the force per unit charge experienced by charged particles (such as electrons or holes) within the material.

How to calculate Mobility of Charge Carriers?

The Mobility of Charge Carriers is defined as the drift velocity of the charge carrier per unit electric field intensity is calculated using Charge Carriers Mobility = Drift Speed/Electric Field Intensity. To calculate Mobility of Charge Carriers, you need Drift Speed (V_d) & Electric Field Intensity (E). With our tool, you need to enter the respective value for Drift Speed & Electric Field Intensity and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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