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 vanadium in molybdenum. Determine values for the activation energy and pre-exponential.

Transcribed Image Text:

10-15 10-16 10-17 10-18 0.49 0.50 0.51 0.52 0.53 0.54 0.55 0.56 Reciprocal temperature (1000/K) Diffusion coefficient (m2/s)