Electron Rate in Detector Calculator

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Optical Detectors

C-V Actions of Optics Transmission

Fiber Optic Parameters

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✖Quantum Efficiency represents the probability that a photon incident on the photodetector will generate an electron-hole pair, leading to a photocurrent.ⓘ Quantum Efficiency [η]			+10% -10%
✖Incident Photon Rate refers to the number of photons that pass through a specific point or area per unit of time. It is a measure of the intensity or flux of photons.ⓘ Incident Photon Rate [R_i]			+10% -10%

✖Electron rate generally refers to the number of electrons passing through a given point in a circuit or system per unit time.ⓘ Electron Rate in Detector [R_p]

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Formula

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Electron Rate in Detector

Formula

`"R"_{"p"} = "η"*"R"_{"i"}`

Example

`"1.5m/s"="0.3"*"5m/s"`

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Electron Rate in Detector Solution

STEP 0: Pre-Calculation Summary

Formula Used

Electron Rate = Quantum Efficiency*Incident Photon Rate
R_p = η*R_i
This formula uses 3 Variables

Variables Used

Electron Rate - (Measured in Meter per Second) - Electron rate generally refers to the number of electrons passing through a given point in a circuit or system per unit time.
Quantum Efficiency - Quantum Efficiency represents the probability that a photon incident on the photodetector will generate an electron-hole pair, leading to a photocurrent.
Incident Photon Rate - (Measured in Meter per Second) - Incident Photon Rate refers to the number of photons that pass through a specific point or area per unit of time. It is a measure of the intensity or flux of photons.

STEP 1: Convert Input(s) to Base Unit

Quantum Efficiency: 0.3 --> No Conversion Required
Incident Photon Rate: 5 Meter per Second --> 5 Meter per Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R_p = η*R_i --> 0.3*5

Evaluating ... ...

R_p = 1.5

STEP 3: Convert Result to Output's Unit

1.5 Meter per Second --> No Conversion Required

FINAL ANSWER

1.5 Meter per Second <-- Electron Rate

(Calculation completed in 00.004 seconds)

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Created by Simran Shravan Nishad

Sinhgad College Of Engineering (SCOE), Pune

Simran Shravan Nishad has created this Calculator and 25+ more calculators!

Verified by Ritwik Tripathi

Vellore Institute of Technology (VIT Vellore), Vellore

Ritwik Tripathi has verified this Calculator and 100+ more calculators!

< 25 Optical Detectors Calculators

SNR of Good Avalanche Photodiode ADP Receiver in decibels

Go Signal to Noise Ratio = 10*log10((Multiplication Factor^2*Photocurrent^2)/(2*[Charge-e]*Post Detection Bandwidth*(Photocurrent+Dark Current)*Multiplication Factor^2.3+((4*[BoltZ]*Temperature*Post Detection Bandwidth*1.26)/Load Resistance)))

Photocurrent due to Incident Light

Go Photocurrent = (Incident Power*[Charge-e]*(1-Reflection Coefficient))/([hP]*Frequency Of Incident Light)*(1-exp(-Absorption Coefficient*Width of Absorption Region))

Probability of Detecting Photons

Go Probability of Finding a Photon = ((Variance of Probability Distribution Function^(Number of Incident Photons))*exp(-Variance of Probability Distribution Function))/(Number of Incident Photons!)

Excess Avalanche Noise Factor

Go Excess Avalanche Noise Factor = Multiplication Factor*(1+((1-Impact Ionization Coefficient)/Impact Ionization Coefficient)*((Multiplication Factor-1)/Multiplication Factor)^2)

Total Photodiode Current

Go Output Current = Dark Current*(exp(([Charge-e]*Photodiode Voltage)/(2*[BoltZ]*Temperature))-1)+Photocurrent

Optical Gain of Phototransistors

Go Optical Gain of Phototransistor = (([hP]*[c])/(Wavelength of Light*[Charge-e]))*(Collector Current of Phototransistor/Incident Power)

Average Number of Photons Detected

Go Average Number Of Photons Detected = (Quantum Efficiency*Average Received Optical Power*Time Period)/(Frequency Of Incident Light*[hP])

Single Pass Phase Shift through Fabry-Perot Amplifier

Go Single-Pass Phase Shift = (pi*(Frequency Of Incident Light-Fabry–Perot Resonant Frequency))/Free Spectral Range of Fabry-Pérot Interferometer

Total Root Mean Square Noise Current

Go Total Root Mean Square Noise Current = sqrt(Total Shot Noise^2+Dark Current Noise^2+Thermal Noise Current^2)

Average Received Optical Power

Go Average Received Optical Power = (20.7*[hP]*Frequency Of Incident Light)/(Time Period*Quantum Efficiency)

Total Power Accepted by Fiber

Go Total Power Accepted by Fiber = Incident Power*(1-(8*Axial Displacement)/(3*pi*Radius of Core))

Multiplied Photocurrent

Go Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power

Temperature Effect on Dark Current

Go Dark Current in raised temperature = Dark Current*2^((Changed Temperature-Previous Temperature)/10)

Incident Photon Rate

Go Incident Photon Rate = Incident Optical Power/([hP]*Frequency Of Light Wave)

Maximum Photodiode 3 dB Bandwidth

Go Maximum 3db Bandwidth = Carrier Velocity/(2*pi*Depletion Layer Width)

Maximum 3dB Bandwidth of Metal Photodetector

Go Maximum 3db Bandwidth = 1/(2*pi*Transit Time*PhotoConductive Gain)

Bandwidth Penalty

Go Post Detection Bandwidth = 1/(2*pi*Load Resistance*Capacitance)

Long Wavelength Cutoff Point

Go Wavelength Cutoff Point = [hP]*[c]/Bandgap Energy

Quantum Efficiency of Photodetector

Go Quantum Efficiency = Number of Electrons/Number of Incident Photons

Multiplication Factor

Go Multiplication Factor = Output Current/Initial Photocurrent

Electron Rate in Detector

Go Electron Rate = Quantum Efficiency*Incident Photon Rate

Transit Time with respect to Minority Carrier Diffusion

Go Diffusion Time = Distance^2/(2*Diffusion Coefficient)

Longest Transit Time

Go Transit Time = Depletion Layer Width/Drift Velocity

3 dB Bandwidth of Metal Photodetectors

Go Maximum 3db Bandwidth = 1/(2*pi*Transit Time)

Detectivity of Photodetector

Go Detectivity = 1/Noise Equivalent Power

Electron Rate in Detector Formula

Electron Rate = Quantum Efficiency*Incident Photon Rate
R_p = η*R_i

What can be range for electron rate ?

In electronic circuits, the electron rate, which is synonymous with current, can range from very low values, such as nanoamperes (10^-9 A) in low-power applications, to thousands of amperes (kA) in high-power systems.

How to Calculate Electron Rate in Detector?

Electron Rate in Detector calculator uses Electron Rate = Quantum Efficiency*Incident Photon Rate to calculate the Electron Rate, Electron Rate in Detector generally refers to the number of electrons passing through a given point in a circuit or system per unit time. Electron Rate is denoted by R_p symbol.

How to calculate Electron Rate in Detector using this online calculator? To use this online calculator for Electron Rate in Detector, enter Quantum Efficiency (η) & Incident Photon Rate (R_i) and hit the calculate button. Here is how the Electron Rate in Detector calculation can be explained with given input values -> 1.5 = 0.3*5.

FAQ

What is Electron Rate in Detector?

Electron Rate in Detector generally refers to the number of electrons passing through a given point in a circuit or system per unit time and is represented as R_p = η*R_i or Electron Rate = Quantum Efficiency*Incident Photon Rate. Quantum Efficiency represents the probability that a photon incident on the photodetector will generate an electron-hole pair, leading to a photocurrent & Incident Photon Rate refers to the number of photons that pass through a specific point or area per unit of time. It is a measure of the intensity or flux of photons.

How to calculate Electron Rate in Detector?

Electron Rate in Detector generally refers to the number of electrons passing through a given point in a circuit or system per unit time is calculated using Electron Rate = Quantum Efficiency*Incident Photon Rate. To calculate Electron Rate in Detector, you need Quantum Efficiency (η) & Incident Photon Rate (R_i). With our tool, you need to enter the respective value for Quantum Efficiency & Incident Photon Rate 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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