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Quantum Efficiency of Photodetector Calculator

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Optical Detectors C V Actions of Optics Transmission Fiber Optic Parameters Transmission Measurements

✖Number of Electrons is the amount of electrons collected during the process.ⓘ Number of Electrons [N_e]			+10% -10%
✖Number of Incident Photons refers to the quantity of individual photons (particles of light) that strike or interact with a surface, detector, or material within a given period or area.ⓘ Number of Incident Photons [N_p]			+10% -10%

✖Quantum Efficiency represents the probability that a photon incident on the photodetector will generate an electron-hole pair, leading to a photocurrent.ⓘ Quantum Efficiency of Photodetector [η]

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Quantum Efficiency of Photodetector Solution

STEP 0: Pre-Calculation Summary

Formula Used

Quantum Efficiency = Number of Electrons/Number of Incident Photons
η = N_e/N_p
This formula uses 3 Variables

Variables Used

Quantum Efficiency - Quantum Efficiency represents the probability that a photon incident on the photodetector will generate an electron-hole pair, leading to a photocurrent.
Number of Electrons - Number of Electrons is the amount of electrons collected during the process.
Number of Incident Photons - Number of Incident Photons refers to the quantity of individual photons (particles of light) that strike or interact with a surface, detector, or material within a given period or area.

STEP 1: Convert Input(s) to Base Unit

Number of Electrons: 1.88 --> No Conversion Required
Number of Incident Photons: 6.25 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

η = N_e/N_p --> 1.88/6.25

Evaluating ... ...

η = 0.3008

STEP 3: Convert Result to Output's Unit

0.3008 --> No Conversion Required

FINAL ANSWER

0.3008 <-- Quantum Efficiency

(Calculation completed in 00.004 seconds)

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Created by Simran Shravan Nishad

Sinhgad College Of Engineering (SCOE), Pune

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< Optical Detectors Calculators

Incident Photon Rate

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

Long Wavelength Cutoff Point

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

Quantum Efficiency of Photodetector

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

Electron Rate in Detector

LaTeX Go Electron Rate = Quantum Efficiency*Incident Photon Rate

Quantum Efficiency of Photodetector Formula

LaTeX Go

Quantum Efficiency = Number of Electrons/Number of Incident Photons
η = N_e/N_p

What is quantum efficiency in general terms ?

Quantum efficiency is the measure of the effectiveness of an imaging device to convert incident photons into electrons.

What are another terms used for quantum efficiency and what are its types ?

Another terms used for quantum efficiency are spectral response and IPCE during its applications.
There are two types external and internal quantum efficiencies .

How to Calculate Quantum Efficiency of Photodetector?

Quantum Efficiency of Photodetector calculator uses Quantum Efficiency = Number of Electrons/Number of Incident Photons to calculate the Quantum Efficiency, The Quantum Efficiency of Photodetector is the fraction of incident (or alternatively, of absorbed) photons which contribute to the external photocurrent. Quantum Efficiency is denoted by η symbol.

How to calculate Quantum Efficiency of Photodetector using this online calculator? To use this online calculator for Quantum Efficiency of Photodetector, enter Number of Electrons (N_e) & Number of Incident Photons (N_p) and hit the calculate button. Here is how the Quantum Efficiency of Photodetector calculation can be explained with given input values -> 0.3008 = 1.88/6.25.

FAQ

What is Quantum Efficiency of Photodetector?

The Quantum Efficiency of Photodetector is the fraction of incident (or alternatively, of absorbed) photons which contribute to the external photocurrent and is represented as η = N_e/N_p or Quantum Efficiency = Number of Electrons/Number of Incident Photons. Number of Electrons is the amount of electrons collected during the process & Number of Incident Photons refers to the quantity of individual photons (particles of light) that strike or interact with a surface, detector, or material within a given period or area.

How to calculate Quantum Efficiency of Photodetector?

The Quantum Efficiency of Photodetector is the fraction of incident (or alternatively, of absorbed) photons which contribute to the external photocurrent is calculated using Quantum Efficiency = Number of Electrons/Number of Incident Photons. To calculate Quantum Efficiency of Photodetector, you need Number of Electrons (N_e) & Number of Incident Photons (N_p). With our tool, you need to enter the respective value for Number of Electrons & Number of Incident Photons 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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