The diffusion coefficients for iron in nickel are given at two temperatures: (a) Determine the values of

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The diffusion coefficients for iron in nickel are given at two temperatures:

(a) Determine the values of D0 and the activation energy Qd.
(b) What is the magnitude of D at 1100ºC (1373 K)?

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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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Question Posted: Apr 29, 2016 03:53 PM

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The diffusion coefficients for iron in nickel are given at two temperatures: (a) Determine the values of

Question:

T(K) Ds) 1273 94 x 10 1473 2.4 x 1014 mis 1

Step by Step Answer:

a Using Equation 59a we set up two simultaneous equations with Qd and D0 as unknowns Now solving for ...View the full answer

Materials Science and Engineering An Introduction

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