The diffusion coefficients for nickel in iron are given at two temperatures, as follows: T (K) ____________
Question:
The diffusion coefficients for nickel in iron are given at two temperatures, as follows:
T (K) ____________ D (m2/s)
1473 ................. 2.2 × 10-15
1673 ................. 4.8 × 10-14
(a) Determine the values of D0 and the activation energy Qd.
(b) What is the magnitude of D at 1300°C (1573 K)?
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a Using Equation 59a we set up two simultaneous equations with Q d and D 0 as unknowns as follows No...View the full answer
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Related Book For
Materials Science and Engineering An Introduction
ISBN: 978-1118324578
9th edition
Authors: William D. Callister Jr., David G. Rethwisch
Question Posted:
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