MAGNETIC-PROPERTIES OF GREEN DIOPTASE CUSIO3H2O AND OF BLACK DIOPTASE CUSIO3, AND MAGNETIC-STRUCTURE OF BLACK DIOPTASE

被引:16
作者
WINTENBERGER, M
ANDRE, G
GARDETTE, MF
机构
[1] CTR ETUD PHARMACEUT,CNRS,URA 1218,F-92296 CHATENAY MALABRY,FRANCE
[2] CENS,CEA,CNRS,LAB LEON BRILLOUIN,F-91191 GIF SUR YVETTE,FRANCE
[3] FAC PHARM PARIS,CHIM MINERALE LAB,F-75270 PARIS 06,FRANCE
关键词
D O I
10.1016/0038-1098(93)90649-8
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The rhombohedral (R3BAR) compounds green dioptase, CuSiO3H2O, and black dioptase, CuSiO3, are both antiferromagnetic. Their Neel temperatures are respectively near 50 and 110 K. The magnetic structure of the anhydrous compound has been studied by powder neutron diffraction. The magnetic moment of Cu is of order 0.5 muB.
引用
收藏
页码:309 / 312
页数:4
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