The accompanying figure shows a plot of the logarithm (to the base 10) of the diffusion coefficient

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The accompanying figure shows a plot of the logarithm (to the base 10) of the diffusion coefficient versus reciprocal of the absolute temperature for the diffusion of gold in silver. Determine values for the activation energy and pre-exponential?

10-13 10-14 10-15 0.8 0.9 Reciprocal temperature (1000/K) 1.0 Diffusion coefficient (m2/s)

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Materials Science and Engineering An Introduction

ISBN: 978-1118324578

9th edition

Authors: William D. Callister Jr., David G. Rethwisch

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Question Posted: Feb 13, 2018 08:35 AM

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The accompanying figure shows a plot of the logarithm (to the base 10) of the diffusion coefficient

Question:

10-13 10-14 10-15 0.8 0.9 Reciprocal temperature (1000/K) 1.0 Diffusion coefficient (m2/s)

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This problem asks us to determine the values of Q d and D 0 for the diffusion of Au in ...View the full answer

Materials Science and Engineering An Introduction

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