氦化钠是一种钠的稀有气体化合物,化学式为Na2He,其结构可表示为(Na+)2He(2e−),于2016年由中国化学家制得。
制备
性质
Na2He在接近1,500K的高温下熔化,远高于钠的熔点。
参考资料
- ^ Rahaman, Md Zahidur; Ali, Md Lokman; Rahman, Md Atikur. Pressure dependent mechanical and thermodynamic properties of newly discovered cubic Na2He. arXiv:1707.02704 [cond-mat]. 2017-07-10 [2017-12-02]. (原始内容存档于2017-12-03) (英语). .
- ^ Dong, Xiao; Oganov, Artem R. Stable Compound of Helium and Sodium at High Pressure. Nature Chemistry. 25 April 2014, 9 (5): 440. Bibcode:2017NatCh...9..440D. PMID 28430195. arXiv:1309.3827 . doi:10.1038/nchem.2716.
- ^ Dong, Xiao; Oganov, Artem R.; Goncharov, Alexander F.; Stavrou, Elissaios; Lobanov, Sergey; Saleh, Gabriele; Qian, Guang-Rui; Zhu, Qiang; Gatti, Carlo; Deringer, Volker L.; Dronskowski, Richard; Zhou, Xiang-Feng; Prakapenka, Vitali B.; Konôpková, Zuzana; Popov, Ivan A.; Boldyrev, Alexander I.; Wang, Hui-Tian. A stable compound of helium and sodium at high pressure. Nature Chemistry. 6 February 2017, 9 (5): 440. Bibcode:2017NatCh...9..440D. PMID 28430195. doi:10.1038/nchem.2716.