New phases of the compound Cs2Mo4O13

被引:8
作者
Misra, NL [1 ]
Chawla, KL [1 ]
Venugopal, V [1 ]
Sood, DD [1 ]
机构
[1] Bhabha Atom Res Ctr, Div Fuel Chem, Bombay 400085, Maharashtra, India
关键词
X-ray diffraction; cell parameters; phase transitions; thermogravimetric analysis; differential thermal analysis;
D O I
10.1016/S0925-8388(98)00947-5
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
The solid state reaction between Cs2MoO4 and MoO3 was studied with 1:3 molar ratio. Thermal study BE the reaction mixture in air showed the formation of Cs2Mo4O13 of phase A, which undergoes phase changes, on further heating, to give phases B and C of the same compound before melting. The three phases were isolated by quenching the product obtained by heating Cs2MoO4+3 MoO3 in air in temperature ranges of 733-753, 773-783 and 803-973 K. X-ray diffraction patterns of the phases A, B and C have been indexed on monoclinic unit cells. The high temperature X-ray diffraction studies also confirm the existence of three phases of the compound Cs2Mo4O13. (C) 1999 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:112 / 116
页数:5
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