Foundations of Materials Science and Engineering
Foundations of Materials Science and Engineering
6th Edition
ISBN: 9781259696558
Author: SMITH
Publisher: MCG
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Chapter 5.7, Problem 31AAP

The diffusivity of copper atoms in the aluminum lattice is 7.50 × 10−13 m2/s at 600°C and 2.50 × 10−15 m2/s at 400°C. Calculate the activation energy for this case in this temperature range. R = 8.314 J/(mol · K).

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Maximum solubility in FCC austenite at 1147 °C is 2.04 wt% 2.14 wt% 14.2 wt% O 0.022 wt% O
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