1.

Neck growth rate due to lattice diffusion from sources on the grain boundary is R5= _______

A. 2Dv\(FK_{1}^2\)
B. 2Dv\(FK_{1}^3\)
C. 4Dv\(FK_{1}^2\)
D. 4Dv\(FK_{2}^2\)
Answer» E.


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