Question: The diffusion coefficient for copper in aluminum D ( C u , A l ) = 1 . 7 1 0 - 1 8 c

The diffusion coefficient for copper in aluminum D(Cu,Al)=1.710-18cm2s-1 at
250 C. What is a reasonable value for D(Cu,Al) at 500C?
a.4.110-14. how?
The diffusion coefficient for copper in aluminum D(Cu,Al)=1.710-18cm2s-1 at 250 C.

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