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Please use this identifier to cite or link to this item: http://dspace.bits-pilani.ac.in:8080/jspui/handle/123456789/17172
Title: Crystal Growth in Manganese-Doped Magnesium Oxide Powders
Authors: Guilliatt, I. F.
Brett, N. H.
Keywords: Chemistry
Magnesium Oxide Powders
Crystallite Growth
Journal of the Chemical Society : Faraday Transaction - I
Issue Date: 1972
Publisher: Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (3)
Abstract: The crystallite size of pure and Mn-dopcd MgO has been measured after calcination at different temperatures in oxidizing and reducing atmospheres. The oxidation state and location of the impurity ions was assessed by e.s.r. techniques. Manganese has a negligible effect on growth of the oxide fired in a reducing atmosphere, but the increase in crystallite size is marked under oxidizing conditions. This enhanced growth is evident at about 900°C and the magnitude of the effect is much greater than that found in vacuum calcines. Crystallite growth mechanisms of Mn-dopcd MgO under these differing calcination conditions are proposed.
URI: http://dspace.bits-pilani.ac.in:8080/jspui/handle/123456789/17172
Appears in Collections:Journal Articles (before-1995)

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