At 500ordmc the diffusion coefficient for zn in cu is
At 500ºC the diffusion coefficient for Zn in Cu is 4.0E-18 m2/s. The activation energy for diffusion of Zn in Cu is 189 kJ/mol. Therefore at 700ºC, the diffusion coefficient for Zn in Cu is
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at 500ordmc the diffusion coefficient for zn in cu is 40e-18 m2s the activation energy for diffusion of zn in cu is 189
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