The self-diffusion of oxygen in NiO has been measured under 150 Torr of oxygen between 1100 and 1600°C. Diffusion profiles were determined with secondary-ion mass spectrometry. The values of the self-diffusion coefficients between 1200 and 1600°C are given by D (cm2 s−1)= 50 exp (-5·6 eV/kT).
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Dubois et al. (1982) studied this question.
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