A novel tunable two dimensional ferroelectric material SbAs(CH2OCH3)2 with topological and valley polarized properties

Author(s):  
Miaojuan Ren ◽  
Menghan Zhang
2018 ◽  
Vol 57 (27) ◽  
pp. 8140-8143 ◽  
Author(s):  
Zhenyue Wu ◽  
Chengmin Ji ◽  
Lina Li ◽  
Jintao Kong ◽  
Zhihua Sun ◽  
...  

2020 ◽  
Vol 132 (33) ◽  
pp. 13983-13988 ◽  
Author(s):  
Wuqian Guo ◽  
Xitao Liu ◽  
Shiguo Han ◽  
Yi Liu ◽  
Zhiyun Xu ◽  
...  

2021 ◽  
Vol 5 (4) ◽  
Author(s):  
Yuwei Guo ◽  
Berit Goodge ◽  
Lifu Zhang ◽  
Jie Jiang ◽  
Yu Chen ◽  
...  

2019 ◽  
Vol 115 (25) ◽  
pp. 252904 ◽  
Author(s):  
Chang Liu ◽  
Shan Guan ◽  
Huabing Yin ◽  
Wenhui Wan ◽  
Yuanxu Wang ◽  
...  

2018 ◽  
Vol 130 (27) ◽  
pp. 8272-8275 ◽  
Author(s):  
Zhenyue Wu ◽  
Chengmin Ji ◽  
Lina Li ◽  
Jintao Kong ◽  
Zhihua Sun ◽  
...  

2020 ◽  
Vol 5 (4) ◽  
pp. 60
Author(s):  
Gernot Scheerer ◽  
Margherita Boselli ◽  
Dorota Pulmannova ◽  
Carl Willem Rischau ◽  
Adrien Waelchli ◽  
...  

SrTiO3 is an insulating material which, using chemical doping, pressure, strain or isotope substitution, can be turned into a ferroelectric material or into a superconductor. The material itself, and the two aforementioned phenomena, have been subjects of intensive research of Karl Alex Müller and have been a source of inspiration, among other things, for his Nobel prize-winning research on high temperature superconductivity. An intriguing outstanding question is whether the occurrence of ferroelectricity and superconductivity in the same material is just a coincidence, or whether a deeper connection exists. In addition there is the empirical question of how these two phenomena interact with each other. Here we show that it is possible to induce superconductivity in a two-dimensional layer at the interface of SrTiO3 and LaAlO3 when we make the SrTiO3 ferroelectric by means of 18O substitution. Our experiments indicate that the ferroelectricity is perfectly compatible with having a superconducting two-dimensional electron system at the interface. This provides a promising avenue for manipulating superconductivity in a non centrosymmetric environment.


2020 ◽  
Vol 22 (14) ◽  
pp. 7489-7496 ◽  
Author(s):  
Xukun Feng ◽  
Jian Liu ◽  
Xikui Ma ◽  
Mingwen Zhao

From first-principles calculations, a ferroelectric material Sc2P2Se6 monolayer and a multiferroic material ScCrP2Se6 monolayer with tunable ferroelectricity and magnetism are predicted.


2020 ◽  
Vol 59 (33) ◽  
pp. 13879-13884 ◽  
Author(s):  
Wuqian Guo ◽  
Xitao Liu ◽  
Shiguo Han ◽  
Yi Liu ◽  
Zhiyun Xu ◽  
...  

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