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Anomalous volume diffusion in the surface layers of metals

✍ Scribed by A.J. Mortlock

Publisher
Elsevier Science
Year
1964
Weight
382 KB
Volume
12
Category
Article
ISSN
0001-6160

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✦ Synopsis

Anomalous volume diffusion in the surface layers of metals* Measurements by Mullen(l) of the diffusion of iron at very low concentration in silver and by Hirone et aZ.(2y3) of the diffusion of cobalt and nickel in silver

πŸ“œ SIMILAR VOLUMES

Reply to comments on β€œSelf-diffusion and
Reply to comments on β€œSelf-diffusion and elastic constants in the anomalous b.c.c. metals”
✍ H.I. Aaronson; P.G. Shewmon πŸ“‚ Article πŸ“… 1967 πŸ› Elsevier Science βš– 278 KB

Now wvaph = -Pwv2h so that (aAG/ap)T = AV and any pressure-variation of AF (through elastic moduli) is irrelevant. A lattice diffusivity increasing with increasing pressure implies a negative activation volume AV. However, it is not certain that the simple effect on lattice diffusion was measured