Process for preparing x-ray amorphous and nanocrystalline metal

Details Process for preparing x-ray amorphous and nanocrystalline metal Process for preparing x-ray amorphous and nanocrystalline metal

1996-03-11

1999-09-14

Wyszomierski, George

Specialized metallurgical processes, compositions for use therei

Processes

Producing or purifying free metal powder or producing or...

75373, 75374, B22F 924

Patent

active

059517395

ABSTRACT:
X-ray amorphous and nanocrystalline elemental metal powders of groups IB to VIIIB of the Periodic Table are prepared by reacting halides of these metals with alkali metal hydrides or alkaline earth metal hydrides in an organic solvent with continual milling.

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Bogdonovic, B., et al., "Katalytische Synthese von Magnesiumhydrid under milder Bedingungen," Angew. Chem. 92, 1980, pp. 845-846, and English translation.
Periodic Table appearing in Inorganic Chemistry, Purcell, K., et al., W.B. Sanders Company, 1977.
Ibl, N., "Electrolytische Metallpulver," Chemie-Ing. Techn., v. 36, pp. 601-612, 1964.
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Kavaliunas, Arunas V. et al., "Preparation of Highly Reactive Metal Powders . . . Microparticles," Organometallics. v. 2, No. 3, pp. 377-383, 1983.
van Wenterghen, J. et al., "Formation of ultra-fine amorphous . . . solution," Nature, v. 322, pp. 622-623, Aug. 14, 1986.
Koerner, G. et al., "Neue Synthesen von Magnesiumhydrid," Z. Naturforsch, 47b, pp. 767-771, 1992.
Greenwood, N. et al., Chemistry of the Elements, pp. 190-191.

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