from E-k curve, Q. 1; 3 Energy (eV) GaAs ΔΕ 0.31 Valence band [111] O k (a) 1. Energy gap, Eg 2. Effective mass, m* Conduction band [100] Eg=1.42 eV Calculate the wavelength and energy of photon released when electron move from conduction band to valence band? What is the color of the light?

from E-k curve, Q. 1; 3 Energy (eV) GaAs ΔΕ 0.31 Valence band [111] O k (a) 1. Energy gap, Eg 2. Effective mass, m* Conduction band [100] Eg=1.42 eV Calculate the wavelength and energy of photon released when electron move from conduction band to valence band? What is the color of the light?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter7: Quantum Mechanics

Section: Chapter Questions

Problem 7.4CYU: Check Your Understanding A sodium atom nukes a transition from the first excited state the wound...

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Question

from E-k curve,
Q. 1;
3
Energy (eV)
U
GaAs
ΔΕ 0.31
Valence
band
[111]
O
k
(a)
1. Energy gap, Eg
2. Effective mass, m*
Conduction
band
[100]
Eg=1.42 eV
Calculate the wavelength and
energy of photon released when
electron move from conduction band
to valence band? What is the color
of the light?

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