The diffusion coefficient for Cr 3+ in Cr 2 O 3 is 6 x 10 -15 cm
Question:
The diffusion coefficient for Cr3+ in Cr2O3 is 6 x 10-15 cm2/s at 727°C and 1 x 10-9 cm2/s at 1400°C. Calculate
(a) The activation energy; and
(b) The constant D0.
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Calculation a Activation energy Ea QCv Q activation energy calmole Cv Cr3 concentration mo...View the full answer
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Related Book For 
The Science And Engineering Of Materials
ISBN: 9781305076761
7th Edition
Authors: Donald R. Askeland, Wendelin J. Wright
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