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Critical Appraisal of Diffusivity Determinations from Experimental Creep Data
Author(s) -
Chokshi AtulH.
Publication year - 1988
Publication title -
journal of the american ceramic society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.9
H-Index - 196
eISSN - 1551-2916
pISSN - 0002-7820
DOI - 10.1111/j.1151-2916.1988.tb05067.x
Subject(s) - creep , thermal diffusivity , experimental data , materials science , diffusion , thermodynamics , crystallite , composite material , metallurgy , statistics , mathematics , physics
The procedures used to obtain diffusion coefficients from experimental creep data are analyzed in detail. Using experimental data for polycrystalline alumina, it is demonstrated that, in general, it is impossible to correctly determine the diffusion coefficients from experimental creep data.