Interdiffusion in the Al-rich solid solutions of alloys containing up to 1.52at%Cu was studied at between 682 and 893K by using couples and electron probe microanalysis. It was found that the interdiffusion coefficients did not vary with concentration (table 41).

Y.Minamino, T.Yamane, T.Takahashi: Journal of Materials Science Letters, 1985, 4[6], 797-8