氟化锫
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性质
氟化锫是一种黄绿色固体，有两种结构。在低温下，它是正交晶系的（YF3结构），晶格参数 a = 670 pm、b = 709 pm 和c = 441 pm，密度9.70 g·cm−3。在高温下，它是三方晶系的（LaF3结构），晶格参数a = 697 pm 和c = 714 pm，密度10.15 g·cm−3。BkF3 的转变温度在 350 至600 °C之间。[1][2][3]
用处
参考资料
- ↑ J. R. Peterson, B. B. Cunningham: Crystal Structures and Lattice Parameters of the Compounds of Berkelium IV. Berkelium Trifluoride, in: J. Inorg. Nucl. Chem., 1968, 30 (7), S. 1775–1784 (Template:DOI).
- ↑ D. D. Ensor, J. R. Peterson, R. G. Haire, J. P. Young: Absorption Spectrophotometric Study of Berkelium(III) and (IV) Fluorides in the Solid State, in: J. Inorg. Nucl. Chem., 1981, 43 (5), S. 1001–1003 (Template:DOI).
- ↑ Joseph Richard Peterson: The Solution Absorption Spectrum of Bk3+ and the Crystallography of Berkelium Dioxide, Sesquioxide, Trichloride, Oxychloride, and Trifluoride, Ph.D. Thesis, October 1967, U. S. Atomic Energy Commission Document Number UCRL-17875 (1967).
- ↑ J. R. Peterson, J. A. Fahey, R. D. Baybarz: The Crystal Structures and Lattice Parameters of Berkelium Metal, in: J. Inorg. Nucl. Chem., 1971, 33 (10), S. 3345–3351 (Template:DOI).
扩展阅读
- David E. Hobart, Joseph R. Peterson: Berkelium Template:Wayback, in: Lester R. Morss, Norman M. Edelstein, Jean Fuger (Hrsg.): The Chemistry of the Actinide and Transactinide Elements, Springer, Dordrecht 2006; ISBN 1-4020-3555-1, S. 1444–1498 (Template:DOI).