Synthesis and Magnetic Properties of a New Borophosphate SrCo2BPO7 with a Four-Column Ribbon Structure

A new borophosphate SrCo2BPO7 is synthesized by a conventional high-temperature solid-state reaction. The titled compound is found to crystallize in monoclinic system with space group P21/c, which displays a distorted four-column ribbon structure. Both BO3 triangles and PO4 tetrahedra are isolated,...

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Veröffentlicht in:Inorganic chemistry 2013-03, Vol.52 (5), p.2492-2496
Hauptverfasser: Gou, Wenbin, He, Zhangzhen, Yang, Ming, Zhang, Weilong, Cheng, Wendan
Format: Artikel
Sprache:eng
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Zusammenfassung:A new borophosphate SrCo2BPO7 is synthesized by a conventional high-temperature solid-state reaction. The titled compound is found to crystallize in monoclinic system with space group P21/c, which displays a distorted four-column ribbon structure. Both BO3 triangles and PO4 tetrahedra are isolated, while irregular triangles built by Co2+ ions are found to exist between the connecting ribbons. Magnetic behaviors are investigated by means of susceptibility, magnetization, and heat capacity measurements. The results confirm that SrCo2BPO7 possesses a three-dimensional antiferromagnetic ordering at 25 K. The possible spin arrangements in the system are also suggested.
ISSN:0020-1669
1520-510X
DOI:10.1021/ic3023979