CaCu5
CaCu5是一種金屬間化合物，以六方晶系P6/mmm空間群結晶。[1]它可由銅、氯化鈣、氯化鈉和鈉的混合物（摩爾比5:1:1:4）經高溫加熱反應得到。[2]計算表明，它在113 GPa以上會分解為Ca2Cu7和Cu。[3]
| CaCu5 | |
|---|---|
| |
| 識別 | |
| CAS號 | 11091-65-9 
|
| PubChem | 44153725 |
| 性質 | |
| 化學式 | CaCu5 |
| 摩爾質量 | 357.81 g·mol−1 |
| 若非註明，所有數據均出自標準狀態（25 ℃，100 kPa）下。 | |
它是一些化合物的晶體結構原型，屬於CaCu5結構的化合物有LaNi5、CaPd5、CaAg5、EuCu5、EuAg5等。[4][5]
參考文獻
- ^ G. Bruzzone (1971). The binary systems calcium-copper, strontium-copper and barium-copper. Journal of the Less-Common Metals, 25(4), 0–366. doi:10.1016/0022-5088(71)90178-0
- ^ Hiroshi Itahara, Naonari Sakamoto, Takeo Arai, Naoko Takahashi, Satoru Kosaka, and Yasuhiro Takatani. Dealloyed Intermetallic Cu5Ca Fine Powders as Nanoporous Electrocatalysts for CO2 Reduction. ACS Appl. Nano Mater. 2022, 5, 8, 11991–11996. doi:10.1021/acsanm.2c03111.
- ^ Brandon J. Kilduff and Daniel C. Fredrickson. Chemical Pressure-Driven Incommensurability in CaPd5: Clues to High-Pressure Chemistry Offered by Complex Intermetallics. Inorg. Chem. 2016, 55, 13, 6781–6793. doi:10.1021/acs.inorgchem.6b01124.
- ^ Jonathan S. Van Buskirk, Joseph D. Kraus, and Daniel C. Fredrickson. The Intermetallic Reactivity Database: Compiling Chemical Pressure and Electronic Metrics toward Materials Design and Discovery. Chem. Mater. 2023, 35, 9, 3582–3591. doi:10.1021/acs.chemmater.3c00214.
- ^ F.J. van Steenwijk, W.J. Huiskamp, H.Th. Lefever, R.C. Thiel, K.H.J. Buschow. Conduction electron spin polarization in some intermetallic europium compounds. Physica B+C, 1977. 86-88: 89-90. doi:10.1016/0378-4363(77)90239-X.