矽化鈈或叫一矽化鈈,是鈈和矽的二元無機化合物,化學式為PuSi。[2][3][4]該化合物形成灰色晶體。
合成
二氧化鈈與碳化矽的反應:
![{\displaystyle {\mathsf {PuO_{2}+SiC\ {\xrightarrow {T}}\ PuSi+CO_{2}\uparrow }}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/6b836adccff84c912d8666a00efeaabb09931ec2)
三氟化鈈與矽的反應:
![{\displaystyle {\mathsf {4PuF_{3}+7Si\ {\xrightarrow {T}}\ 4PuSi+3SiF_{4}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1a1ed0038d35a3c26365cf445a17687dc209db51)
物理性質
矽化鈈形成正交晶系灰色晶體,空間群Pnma,晶胞參數:a=0.7933nm,b=0.3847nm,c=0.5727nm,Z=4,TiSi型結構。
在72開的溫度下,矽化鈈會發生鐵磁轉變。[5]
參考資料
- ^ Macintyre, Jane E. Dictionary of Inorganic Compounds. CRC Press. July 23, 1992: 3783 [16 August 2021]. ISBN 9780412301209.
- ^ Krikorian, Oscar H.; Hagerty, David C. Exchange reactions of plutonium with silicides and estimation of the enthalpy of formation of Pu5Si3. Journal of Nuclear Materials. 1 May 1990, 171 (2–3): 237–244 [16 August 2021]. Bibcode:1990JNuM..171..237K. ISSN 0022-3115. doi:10.1016/0022-3115(90)90371-S. (原始內容存檔於2023-04-29) (英語).
- ^ plutonium silicide - 一矽化鈽. terms.naer.edu.tw. [16 August 2021]. (原始內容存檔於2022-10-15).
- ^ Fish, B. R.; Keilholtz, G. W.; Snyder, W. S.; Swisher, S. D. CALCULATION OF DOSES DUE TO ACCIDENTALLY RELEASED PLUTONIUM FROM AN LMFBR (PDF). Nuclear Safety Information Center. November 1972: 39 [16 August 2021]. (原始內容存檔 (PDF)於2023-04-24).
- ^ Boulet, P.; Wastin, F.; Colineau, E.; Griveau, J. C.; Rebizant, J. The binary system Pu–Si: crystallochemistry and magnetic properties. Journal of Physics: Condensed Matter. July 2003, 15 (28): S2305–S2308 [16 August 2021]. Bibcode:2003JPCM...15S2305B. ISSN 0953-8984. S2CID 250907789. doi:10.1088/0953-8984/15/28/372. (原始內容存檔於2023-04-28) (英語).