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In the figure below the absorption coefficient of silicon (Si), GaAs and InP is depicted. 10 105 10 InP 10 GaAs 10 10 104 Band gaps 100 200 800 1000 1200 1400 1600 1800 2000 400 600 Wavelength (nm) A) How thick should a GaAs layer be to be able to absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm. Give the answer in [nm]. B) To absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm, by what factor should the thickness of the GaAs layer be multiplied if the absorber layer is now made of crystalline silicon. Absorption coefficient (cm) L IL LL

In the figure below the absorption coefficient of silicon (Si), GaAs and InP is depicted. 10 105 10 InP 10 GaAs 10 10 104 Band gaps 100 200 800 1000 1200 1400 1600 1800 2000 400 600 Wavelength (nm) A) How thick should a GaAs layer be to be able to absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm. Give the answer in [nm]. B) To absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm, by what factor should the thickness of the GaAs layer be multiplied if the absorber layer is now made of crystalline silicon. Absorption coefficient (cm) L IL LL

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Please write me a detailed answer in the following exercise. Even if you cannot solve the whole exercise, please send any part you can solve. 

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In the figure below the absorption coefficient of silicon (Si), GaAs and InP is depicted. 10 105 10 InP 10 GaAs 10 10 104 Band gaps 100 200 800 1000 1200 1400 1600 1800 2000 400 600 Wavelength (nm) A) How thick should a GaAs layer be to be able to absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm. Give the answer in [nm]. B) To absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm, by what factor should the thickness of the GaAs layer be multiplied if the absorber layer is now made of crystalline silicon. Absorption coefficient (cm) L IL LL
Transcribed Image Text:In the figure below the absorption coefficient of silicon (Si), GaAs and InP is depicted. 10 105 10 InP 10 GaAs 10 10 104 Band gaps 100 200 800 1000 1200 1400 1600 1800 2000 400 600 Wavelength (nm) A) How thick should a GaAs layer be to be able to absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm. Give the answer in [nm]. B) To absorb 63.2% of the light (that enters the layer) in one pass at a wavelength of 480 nm, by what factor should the thickness of the GaAs layer be multiplied if the absorber layer is now made of crystalline silicon. Absorption coefficient (cm) L IL LL
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