Dilatometry of ball milled nickel nano powder during non-isothermal sintering

This work attempts to evaluate the sintering mechanisms of ball milled nanocrystalline nickel during nonisothermal heating. Samples showed a sintered density of 91.2% (theoretical) and grain growth up to 414 nm at 1273K. The activation energies of 12.4, 32.0 and 51.6 kJ/mol were found for viscous fl...

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Bibliographic Details
Main Authors: Panigrahi B.B., Das K., Godkhindi M.M.
Format: Article
Language:English
Published: International Institute for the Science of Sintering, Beograd 2007-01-01
Series:Science of Sintering
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/0350-820X/2007/0350-820X0701025P.pdf