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Consider the step potential function shown below. Assume that a flux of electrons has energy E and it is incident on a potential barrier of height Vo with E > V0. The electrons are traveling in the x direction and they are originated from x =--. i. Find the transmission coefficient between regions l and II i. Find the reflection coefficient between regionsland II. ii. Assume the electron velocity is 7 x105 cm/s, E = V0 /0.1. Find the probability that there is an electron at the distance a = 70 A' after the barrier. iv. Determine the de Broglie wavelength in A? V(x) Incident particles Vo Region I Region II x = 0

Consider the step potential function shown below. Assume that a flux of electrons has energy E and it is incident on a potential barrier of height Vo with E > V0. The electrons are traveling in the x direction and they are originated from x =--. i. Find the transmission coefficient between regions l and II i. Find the reflection coefficient between regionsland II. ii. Assume the electron velocity is 7 x105 cm/s, E = V0 /0.1. Find the probability that there is an electron at the distance a = 70 A' after the barrier. iv. Determine the de Broglie wavelength in A? V(x) Incident particles Vo Region I Region II x = 0

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Consider the step potential function shown below. Assume that a flux of electrons has energy E and it is incident on a potential barrier of height V0 with E > V0. The electrons are traveling in the x direction and they are originated from x = --, i. Find the transmission coefficient between regions l and II ii. Find the reflection coefficient between regions l and II. ii. Assume the electron velocity is 7 x105 cm/s, E = V0 /0.1. Find the probability that there is an electron at the distance a = 70 A* after the barrier. iv. Determine the de Broglie wavelength in A? V(x) Incident particles Region I Region II x = 0
Transcribed Image Text:Consider the step potential function shown below. Assume that a flux of electrons has energy E and it is incident on a potential barrier of height V0 with E > V0. The electrons are traveling in the x direction and they are originated from x = --, i. Find the transmission coefficient between regions l and II ii. Find the reflection coefficient between regions l and II. ii. Assume the electron velocity is 7 x105 cm/s, E = V0 /0.1. Find the probability that there is an electron at the distance a = 70 A* after the barrier. iv. Determine the de Broglie wavelength in A? V(x) Incident particles Region I Region II x = 0
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