研究快讯 | 准一维反铁磁绝缘体TlFeSe2的压致金属化与结构相变

原文已发表在CPL Express Letters栏目Received 6 March 2020; online 13 March 2020EXPRESS LETTERPressure-Induced Metallization and Structural Phase Transition in the Quasi-One-Dimensional TlFeSe2Zi-Yi Liu(刘子儀), Qing-Xin Dong(董庆新), Peng-Fei Shan(单鹏飞), Yi-Yan Wang(王义炎), Jian-Hong Dai(戴建洪), Rajesh Jana, Ke-Yu Chen(陈科宇), Jian-Ping Sun(孙建平), Bo-Sen Wang(王铂森), Xiao-Hui Yu(于晓辉), Guang-Tong Liu(刘广同), Yoshiya Uwatoko, Yu Sui(隋郁), Huai-Xin Yang(杨槐馨), Gen-Fu Chen(陈根富), Jin-Guang Cheng(程金光)Chin. Phys. Lett. 2020, 37 (4): 047102文章亮点本文首次报道了准一维反铁磁绝缘体TlFeSe2在高压下会呈现绝缘体-金属相变、结构相变以及可能的超导电性。当施加高压时，TlFeSe2在~2 GPa开始出现金属化，然后在~13 GPa发生单斜到正交对称性的 ………………………………