The formation of Na-β"-gallate in the Na2O•Ga2O3-Ga2O3 system

被引:3
|
作者
Kuo, CK [1 ]
Nicholson, PS [1 ]
机构
[1] McMaster Univ, Dept Mat Sci & Engn, Ceram Engn Res Grp, Hamilton, ON L8S 4L7, Canada
关键词
gallium oxide; sodium carbonate; Na-beta ''-gallate; phase formation;
D O I
10.1016/S0167-2738(98)00448-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Phase formation in the system Na2O-Ga2O3 has been studied at 800-1350 degrees C via solid-state reaction between gallium oxide and sodium carbonate. Pure Na-P "-gallate was obtained at 1280 degrees C following reaction of the Ga2O3 with the intermediate phases, 3Na(2)O . 5Ga(2)O(3) and Na2O . 3Ga(2)O(3). Na-P "-gallate rapidly hydrates at ambient temperatures and the structural changes involved are reported. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
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页码:251 / 256
页数:6
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