Surface passivation induced significant enhancement of superconductivity in layered two-dimensional MSi2N4 (M = Ta, Nb) materials

Nanoscale ◽  
2021 ◽  
Author(s):  
Luo Yan ◽  
Baotian Wang ◽  
Xingyong Huang ◽  
Qiaoqiao Li ◽  
Kui Xue ◽  
...  

Two-dimensional (2D) transition metal di-nitrides (TMN2) have been arousing great interest for their unique mechanic, electronic, optoelectronic, and magnetic properties. The recent successful growth of monolayer MSi2N4 (M = Mo...

Author(s):  
Mohamed Helal ◽  
H. M. El-Sayed ◽  
Ahmed A Maarouf ◽  
Mohamed Fadlallah

Motivated by the successful preparation of two-dimensional transition metal dichalcogenides (2D- TMDs) nanomeshes in the last three years, we use density functional theory (DFT) to study the structural stability, mechanical,...


2012 ◽  
Vol 23 (17) ◽  
pp. 2185-2192 ◽  
Author(s):  
Mohammad Khazaei ◽  
Masao Arai ◽  
Taizo Sasaki ◽  
Chan-Yeup Chung ◽  
Natarajan S. Venkataramanan ◽  
...  

2022 ◽  
Vol 202 ◽  
pp. 110964
Author(s):  
Yusuf Zuntu Abdullahi ◽  
Zeynep Demir Vatansever ◽  
Ethem Aktürk ◽  
Ümit Akıncı ◽  
Olcay Üzengi Aktürk

1977 ◽  
Vol 32 (7) ◽  
pp. 783-784 ◽  
Author(s):  
D. W. Engelfriet ◽  
J. G. Haasnoot ◽  
W. L. Groeneveld

Abstract The magnetic susceptibilities of some transition metal (II) complexes with 1,2,4-triazole (trz) have been measured in the range 2-300 K. Ni (trz)2 (NO3)2 (H2O) 8/3, Ni (trz)2 SO4 (H2O)5 and α-Ni (trz)2 (NCS)2 are found to be linear antiferromagnetic trimers. For β- Ni (trz)2 (NCS)2 and similar compounds with Mn (II), Fe (II), Co (II) and Cu(II), totally different magnetic properties were observed, suggesting the presence of two-dimensional networks of metal ions bridged by 1,2,4-triazole molecules. For Co (trz) 2 (NCS) 2 this was confirmed by X-ray single crystal diffraction.


Author(s):  
Ruining Wang ◽  
Chen-Dong Jin ◽  
Hu Zhang ◽  
Ru-Qian Lian ◽  
Xingqiang Shi ◽  
...  

Two-dimensional transition metal dichalcogenides (TMDCs) are promising in spintronics due to their spin-orbit coupling, but the intrinsic non-magnetic properties limit their further developments. Here, we focus on the energy landscapes...


Nanoscale ◽  
2014 ◽  
Vol 6 (5) ◽  
pp. 2879-2886 ◽  
Author(s):  
Ning Lu ◽  
Hongyan Guo ◽  
Lei Li ◽  
Jun Dai ◽  
Lu Wang ◽  
...  

We have performed a comprehensive first-principles study of the electronic and magnetic properties of two-dimensional (2D) transition-metal dichalcogenide (TMD) heterobilayers MX2/MoS2 (M = Mo, Cr, W, Fe, V; X = S, Se).


2020 ◽  
Vol 124 (22) ◽  
pp. 12075-12080
Author(s):  
Qian Chen ◽  
Qingyuan Ding ◽  
Yitian Wang ◽  
Yuhao Xu ◽  
Jinlan Wang

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