Ferromagnetic dual topological insulator in a two-dimensional honeycomb lattice

2020 ◽  
Vol 7 (9) ◽  
pp. 2431-2438
Author(s):  
Hao Wang ◽  
Ning Mao ◽  
Chengwang Niu ◽  
Shiying Shen ◽  
Myung-Hwan Whangbo ◽  
...  

Magnetic topological insulators (TIs), including the quantum anomalous Hall effect and antiferromagnetic TIs, have attracted significant attention owing to the exotic properties they give rise to, however, ferromagnetic TIs with gapless surface/edge states and a nonzero topological invariant have not been reported so far.

2018 ◽  
Vol 20 (4) ◽  
pp. 043011 ◽  
Author(s):  
Yanxia Xing ◽  
Fuming Xu ◽  
King Tai Cheung ◽  
Qing-feng Sun ◽  
Jian Wang ◽  
...  

Author(s):  
Ping Li ◽  
Zhi-Xin Guo

The quantum anomalous Hall (QAH) effect have been experimentally observed in magnetically- doped topological insulators. However, the QAH effect only at extremely low temperatures due to the weak magnetic coupling,...


2019 ◽  
Vol 21 (12) ◽  
pp. 6712-6717 ◽  
Author(s):  
Ping Li

The monolayer of FeX3 (X = Cl, Br, I) possesses a quantum anomalous Hall insulating phase generated by the honeycomb lattice of iron atoms.


2017 ◽  
Vol 119 (1) ◽  
Author(s):  
Minoru Kawamura ◽  
Ryutaro Yoshimi ◽  
Atsushi Tsukazaki ◽  
Kei S. Takahashi ◽  
Masashi Kawasaki ◽  
...  

2018 ◽  
Vol 6 (38) ◽  
pp. 10284-10291 ◽  
Author(s):  
Ya-ping Wang ◽  
Sheng-shi Li ◽  
Chang-wen Zhang ◽  
Shu-feng Zhang ◽  
Wei-xiao Ji ◽  
...  

Single-layer PdCl3, a new two-dimensional honeycomb metal–halogen lattice, is proposed as an ideal candidate for realizing both a Dirac half-metal and the quantum anomalous Hall effect.


Nanoscale ◽  
2018 ◽  
Vol 10 (21) ◽  
pp. 10041-10049 ◽  
Author(s):  
Shanna Zhu ◽  
Dechao Meng ◽  
Genhao Liang ◽  
Gang Shi ◽  
Peng Zhao ◽  
...  

A high-quality Bi2Se3/LaCoO3 heterostructure is fabricated as a new TI/FMI system for investigating a proximity-induced ferromagnetic phase in topological insulators.


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