At 300ºC the diffusion coefficient and activation energy for Cu in Si are D(300ºC) = 7.8 x...

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Mechanical Engineering

At 300ºC the diffusion coefficient and activation energy for Cuin Si are

D(300ºC) = 7.8 x 10-11 m2/s

Qd = 41.5 kJ/mol

R = 8.314 J/mol -K

What is the diffusion coefficient at 684ºC (in 10-11 m2/s )

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