20085ee2_1_homework 5_08

20085ee2_1_homework 5_08 - temperature. VIII. Copper has a...

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EE2 Physics for Electrical Engineers Homework #5 I. Problem 9 of Chapter 2. II. Problem 10 of Chapter 2. III. Problem 11 of Chapter 2. IV. Problem 13 of Chapter 2. V. Problem 16 of Chapter 2. VI. A piece of n-type silicon has a resistivity of 5 cm at room temperature as in problem II. Find the electron relaxation time and mean free path. You may use an effective mass for electrons as 0.26m, where m is the free electron mass. VII. Find out the impurity scattering time of the sample in Problem VI at room
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Unformatted text preview: temperature. VIII. Copper has a fcc lattice with lattice constant 3.61 Angstrom and a resistivity of cm 6 10 7 . 1 at room temperature, find out the electron relaxation time. --END-- Electrical Engineering Department The Henry Samueli School of Engineering and Applied Science University of California, Los Angeles Dee-Son Pan pan@ee.ucla.edu Phone (310)-825-1123 Fall 2008...
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