Concept explainers
Gadolinium at very low temperatures has an average of 7.1 Bohr magnetons/atom. What is its saturation magnetization?
The saturation magnetization for gadolinium.
Answer to Problem 67AAP
The saturation magnetization for gadolinium is
Explanation of Solution
Write the expression to calculate saturation magnetization for gadolinium
Here, magnetic moment is
Write the expression to calculate atomic density of the gadolinium.
Here, number of atoms per unit cell is
Write the expression to calculate volume of the unit cell for the gadolinium
Here, lattice constant of the unit cell is
Conclusion:
Refer "Problem 16.64" in the textbook, obtain the values for lattice constant
Substitute
Substitute
The value of Bohr magneton
Substitute
Thus, the saturation magnetization for gadolinium is
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Chapter 16 Solutions
Foundations of Materials Science and Engineering
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