Strain effects on electronic and magnetic properties of the monolayer α - RuCl 3: A first-principles and Monte Carlo study

2019 ◽  
Vol 125 (8) ◽  
pp. 083903 ◽  
Author(s):  
Erol Vatansever ◽  
Sevil Sarikurt ◽  
Fatih Ersan ◽  
Yelda Kadioglu ◽  
Olcay Üzengi Aktürk ◽  
...  
2018 ◽  
Vol 20 (2) ◽  
pp. 997-1004 ◽  
Author(s):  
S. Sarikurt ◽  
Y. Kadioglu ◽  
F. Ersan ◽  
E. Vatansever ◽  
O. Üzengi Aktürk ◽  
...  

Recent experiments revealed that monolayer α-RuCl3 can be obtained by a chemical exfoliation method and exfoliation or restacking of nanosheets can manipulate the magnetic properties of the materials. Thermal variations of magnetization and specific heat curves indicate that monolayer α-RuCl3 exhibits a phase transition between ordered and disordered phases at the Curie temperature of 14.21 K.


2014 ◽  
Vol 16 (26) ◽  
pp. 13383-13389 ◽  
Author(s):  
Xinru Li ◽  
Ying Dai ◽  
Yandong Ma ◽  
Baibiao Huang

The electronic and magnetic properties of d-electron-based Dirac systems are studied by combining first-principles with mean field theory and Monte Carlo approaches.


Author(s):  
Hongli Gu ◽  
Yu Yao ◽  
Qingfang Li ◽  
X. G. Wan ◽  
Jian Zhou

The ZrCuSiAs materials have many interesting physical properties and have been extensively studied in recent decades. Recently, two Mn-based ZrCuSiAs-type pnictides, i.e. ThMnAsN and ThMnPN, have been synthesized in the experiment, which shows the anti-ferromagnetic properties. Motived by the experiment, we here perform a comprehensive investigation on their elastic, electronic, and magnetic properties by the density functional theory and Monte Carlo simulations. Our calculations show that ThMnAsN and ThMnPN are both antiferromagnetic semiconductors. The magnetic ground state of both materials is the [Formula: see text]-type anti-ferromagnetism and their bandgaps are about 0.47 eV and 0.61 eV for ThMnAsN and ThMnPN, respectively. The Monte Carlo simulated Néel temperatures of ThMnAsN and ThMnPN are 57 K and 55 K, respectively. These results are well consistent with the experimental results. Our work not only reveals the physical essence of the two newly synthesized materials but also could help to the understanding of the magnetic behaviors of other ZrCuSiAs-type compounds.


2008 ◽  
Vol 77 (12) ◽  
Author(s):  
Hui Pan ◽  
Yuan Ping Feng ◽  
Qin Yun Wu ◽  
Zhi Gao Huang ◽  
Jianyi Lin

Author(s):  
Jing-hua Guo ◽  
Jin-Xiang Liu ◽  
Hongbo Wang ◽  
Haiying Liu ◽  
Gang Chen

In this work, combining the first-principles calculations with kinetic Monte Carlo (KMC) simulations, we constructed an irregular carbon bridge on the graphene surface and explored the process of H migration...


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