Topological Phases in the Single-Layer FeSe
文献类型:期刊论文
作者 | Hao, NN ; Hu, JP |
刊名 | PHYSICAL REVIEW X
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出版日期 | 2014 |
卷号 | 4期号:3 |
ISSN号 | 2160-3308 |
通讯作者 | Hao, NN (reprint author), Chinese Acad Sci, Beijing Natl Lab Condensed Matter Phys, POB 603, Beijing 100190, Peoples R China. |
中文摘要 | A distinct electronic structure was observed in the single-layer FeSe which shows surprisingly high-temperature superconductivity over 65 K. Here, we demonstrate that the electronic structure can be explained by the effective strain effect due to substrates. More importantly, we find that this electronic structure can be tuned into robust topological phases from a topologically trivial metallic phase by the spin-orbital interaction and couplings to substrates. The topological phase is robust against any perturbations that preserve the time-reversal symmetry. Our study suggests that nontrivial topology and high-T-c superconductivity can be intertwined in the single FeSe layer to search novel physics. |
资助信息 | Ministry of Science and Technology of China 973 program [2012CB821400]; National Science Foundation of China [11334012, 91221303, 11190020]; Chinese Academy of Sciences [XDB07020200] |
语种 | 英语 |
公开日期 | 2015-04-14 |
源URL | [http://ir.iphy.ac.cn/handle/311004/59598] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | Hao, NN,Hu, JP. Topological Phases in the Single-Layer FeSe[J]. PHYSICAL REVIEW X,2014,4(3). |
APA | Hao, NN,&Hu, JP.(2014).Topological Phases in the Single-Layer FeSe.PHYSICAL REVIEW X,4(3). |
MLA | Hao, NN,et al."Topological Phases in the Single-Layer FeSe".PHYSICAL REVIEW X 4.3(2014). |
入库方式: OAI收割
来源:物理研究所
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