Thermal synthesis of non-stoichiometric Bi5.8PO11.2 |
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Authors: | D Schultze |
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Institution: | (1) Central Institute of Optics and Spectroscopy, Academy of Sciences of the GDR, 1199 Berlin, G.D.R. |
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Abstract: | The formation of the compound Bi5.8PO11.2 from 2.4 Bi2O3+BiPO4 was investigated by means of DTA, simultaneous DTA—high-temperature thermomicroscopy, and X-ray diffraction. Solid-state reactions begin above 700 °C, followed by intermediate local melting and exothermic reactions. These are coupled with the intermediate formation of -Bi2O3, Bi12P0.8O20 (both with sillenite structure) and Bi4P2O11. The reaction is completed upon congruent melting of Bi5.8PO11.2 at 955 °C.The formation of Bi5.8PO11.2 from 2.9 Bi2O3+NH4H2PO4 begins after melting of NH4H2PO4 at around 200 °C, and is similarly completed at 955 °C.
Zusammenfassung Die Bildung der Verbindung Bi5.8PO11.2 aus 2,4 Bi2O3+BiPO4 wurde mittels DTA, simultaner DTA-Hochtemperatur-Thermomikroskopie und Röntgenbeugung untersucht. Die Umsetzung beginnt als Festkörperreaktion oberhalb 700 °C, gefolgt durch intermediäres örtliches Schmelzen und exotherme Reaktionen. Dabei werden als Zwischenprodukte -Bi2O3, Bi12P0.8O20 (beide mit Sillenit-Struktur) sowie Bi4P2O11 nachgewiesen. Die Umsetzung wird erst beim kongruenten Schmelzen des Bi5,8PO11,2 bei 955 °C beendet. Die Bildung von Bi5,8PO11,2 aus 2,9 Bi2O3 + NH4H2PO4 beginnt nach dem Schmelzen des NH4H2PO4 bei ca. 200 °C und geht ebenfalls erst bei 955 °C zu Ende.
![Rcy](/content/k0771574n308n361/xxlarge1056.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![yucy](/content/k0771574n308n361/xxlarge1102.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![Mcy](/content/k0771574n308n361/xxlarge1052.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![Dcy](/content/k0771574n308n361/xxlarge1044.gif) ![Tcy](/content/k0771574n308n361/xxlarge1058.gif) , ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![shchcy](/content/k0771574n308n361/xxlarge1097.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![Dcy](/content/k0771574n308n361/xxlarge1044.gif) ![Tcy](/content/k0771574n308n361/xxlarge1058.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) 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![acy](/content/k0771574n308n361/xxlarge1072.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![bcy](/content/k0771574n308n361/xxlarge1073.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) Bi5.8PO11.2 ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) 2,4 Bi2O3 BiPO4. ![Tcy](/content/k0771574n308n361/xxlarge1058.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![softcy](/content/k0771574n308n361/xxlarge1100.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![tscy](/content/k0771574n308n361/xxlarge1094.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![yucy](/content/k0771574n308n361/xxlarge1102.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![shcy](/content/k0771574n308n361/xxlarge1096.gif) 700° ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![zhcy](/content/k0771574n308n361/xxlarge1078.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![yucy](/content/k0771574n308n361/xxlarge1102.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![softcy](/content/k0771574n308n361/xxlarge1100.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ecy](/content/k0771574n308n361/xxlarge1101.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![ecy](/content/k0771574n308n361/xxlarge1101.gif) ![fcy](/content/k0771574n308n361/xxlarge1092.gif) ![fcy](/content/k0771574n308n361/xxlarge1092.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) , ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![yacy](/content/k0771574n308n361/xxlarge1103.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) — ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![bcy](/content/k0771574n308n361/xxlarge1073.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) -Bi2O3, Bi12P0,8O20 (![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ) Bi4P2O11. ![Rcy](/content/k0771574n308n361/xxlarge1056.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![tscy](/content/k0771574n308n361/xxlarge1094.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![gcy](/content/k0771574n308n361/xxlarge1075.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![ecy](/content/k0771574n308n361/xxlarge1101.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) Bi5,8PO11,2 ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) 955°. ![Ocy](/content/k0771574n308n361/xxlarge1054.gif) ![bcy](/content/k0771574n308n361/xxlarge1073.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) 2,9 Bi2O3 NH4H2PO4 ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![fcy](/content/k0771574n308n361/xxlarge1092.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![fcy](/content/k0771574n308n361/xxlarge1092.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![tcy](/content/k0771574n308n361/xxlarge1090.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![lcy](/content/k0771574n308n361/xxlarge1083.gif) 200° ![zcy](/content/k0771574n308n361/xxlarge1079.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![kcy](/content/k0771574n308n361/xxlarge1082.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![chcy](/content/k0771574n308n361/xxlarge1095.gif) ![icy](/content/k0771574n308n361/xxlarge1080.gif) ![vcy](/content/k0771574n308n361/xxlarge1074.gif) ![acy](/content/k0771574n308n361/xxlarge1072.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![scy](/content/k0771574n308n361/xxlarge1089.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ocy](/content/k0771574n308n361/xxlarge1086.gif) ![bcy](/content/k0771574n308n361/xxlarge1073.gif) ![ncy](/content/k0771574n308n361/xxlarge1085.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) ![iecy](/content/k0771574n308n361/xxlarge1077.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ycy](/content/k0771574n308n361/xxlarge1099.gif) ![dcy](/content/k0771574n308n361/xxlarge1076.gif) ![ucy](/content/k0771574n308n361/xxlarge1091.gif) ![shchcy](/content/k0771574n308n361/xxlarge1097.gif) ![mcy](/content/k0771574n308n361/xxlarge1084.gif) ![pcy](/content/k0771574n308n361/xxlarge1087.gif) ![rcy](/content/k0771574n308n361/xxlarge1088.gif) 955°.
Thanks are due to Mrs. K. Norouzi for performing most of the DTA measurements, and to Mr. P. Höfner for the recording and discussions of the X-ray diffractograms. |
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