Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Chapter 37, Problem 12P
To determine
The smallest value of quantum number
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Q#04. (a) Calculate the number of atoms per unit area in (100), (110) and (111)
planes of in bcc crystal with the lattice parameter of 2.5 angstrom.
Hep structure. Show that the cla ratio for an ideal hexagonal close-paeked struc-
ture is G) = 1.633. If cla is signifieantly larger than this value, the crystal structure
may be thought of as composed of planes of closely packed atoms, the planes being
loosely stacked.
1/2
Consider a Face Centered Cubic (FCC) lattice structured Nickel
crystal. We are looking to find the surface energy of the new surface that is
formed after it is sliced at the (100) plane.
a-
Find the value of R as function of the lattice constant a.
4R
Oa = 2R
Oa = 4R
Oa =
= 2/2R
V2
Find the area A11 of (111) surface as function of R.
04R?
O16R?
O8R?
OR?
How many atoms lie on the plane (111) within the unit cell?
N111 =
atoms within the unit cell
Find the number of atoms per unit surface area.
2
2
R2
8R2
16R?
4R?
Which of the following represents the expression of the surface
energt?
ON BEPA
Chapter 37 Solutions
Physics for Scientists and Engineers
Ch. 37 - Prob. 1PCh. 37 - Prob. 2PCh. 37 - Prob. 3PCh. 37 - Prob. 4PCh. 37 - Prob. 5PCh. 37 - Prob. 6PCh. 37 - Prob. 7PCh. 37 - Prob. 8PCh. 37 - Prob. 9PCh. 37 - Prob. 10P
Ch. 37 - Prob. 11PCh. 37 - Prob. 12PCh. 37 - Prob. 13PCh. 37 - Prob. 14PCh. 37 - Prob. 15PCh. 37 - Prob. 16PCh. 37 - Prob. 17PCh. 37 - Prob. 18PCh. 37 - Prob. 19PCh. 37 - Prob. 20PCh. 37 - Prob. 21PCh. 37 - Prob. 22PCh. 37 - Prob. 23PCh. 37 - Prob. 24PCh. 37 - Prob. 25PCh. 37 - Prob. 26PCh. 37 - Prob. 27PCh. 37 - Prob. 28PCh. 37 - Prob. 29PCh. 37 - Prob. 30PCh. 37 - Prob. 31PCh. 37 - Prob. 32PCh. 37 - Prob. 33PCh. 37 - Prob. 34PCh. 37 - Prob. 35PCh. 37 - Prob. 36PCh. 37 - Prob. 37PCh. 37 - Prob. 38PCh. 37 - Prob. 39PCh. 37 - Prob. 40PCh. 37 - Prob. 41PCh. 37 - Prob. 42PCh. 37 - Prob. 43P
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