(a) Would you expect Equation 19.7 to be valid for ceramic and polymeric materials? Why or why...
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(b) Estimate the value for the Wiedemann-Franz constant L [in Ω-W/(K)2] at room temperature (293 K) for the following nonmetals: silicon (intrinsic), glass-ceramic (Pyroceram), fused silica, polycarbonate, and polytetrafluoroethylene. Consult Tables B.7 and B.9 in Appendix B.
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Materials Science and Engineering An Introduction
ISBN: 978-0470419977
8th edition
Authors: William D. Callister Jr., David G. Rethwisch
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