Influence of vacancy defects and 3d transition metal adatoms on the electronic and magnetic properties of graphene

RSC Advances ◽  
2016 ◽  
Vol 6 (95) ◽  
pp. 92857-92861 ◽  
Author(s):  
Qingxiao Zhou ◽  
Weiwei Ju ◽  
Xiangying Su ◽  
Yongliang Yong ◽  
Zhibing Fu ◽  
...  

Based on the density functional theory (DFT) method, we investigated the geometry stability, electronic and magnetic properties of vacancy-defected graphene with and without the adsorption of transition metal (TM) adatoms (V, Cr, and Mn).

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,...


2017 ◽  
Vol 19 (36) ◽  
pp. 24594-24604 ◽  
Author(s):  
Jing Pan ◽  
Rui Wang ◽  
Xiaoyu Zhou ◽  
Jiansheng Zhong ◽  
Xiaoyong Xu ◽  
...  

The electronic structure, magnetic properties and stability of transition-metal (TM) doped armchair MoS2 nanoribbons (AMoS2NRs) with full hydrogen passivation have been investigated using density functional theory.


2021 ◽  
Vol 23 (1) ◽  
pp. 506-513
Author(s):  
Fei Liu ◽  
Yujie Liao ◽  
Yanbing Wu ◽  
Zongyu Huang ◽  
Huating Liu ◽  
...  

We performed density functional theory calculations to investigate the electronic and magnetic properties of h-BN/MoS2 heterostructures intercalated with 3d transition-metal (TM) atoms, including V, Cr, Mn, Fe, Co, and Ni atoms.


2011 ◽  
Vol 130-134 ◽  
pp. 1035-1038
Author(s):  
Zong Lin Liu ◽  
Hong Kuan Yuan ◽  
Hong Chen

The geometric, electronic, and magnetic properties of Ho-doped Sin (n=1-12, 16, and 18) clusters are studied via the density functional theory with the generalized gradient approximation. The results show that the Ho atom in the most stable HoSin clusters always occupies the surface site. Starting from n=18, the Ho atom abruptly drops into the center of Si frame, forming the Ho-encapsulated Si cages. The stabilities of HoSin clusters increase with increasing size n. The Ho atom in HoSin clusters enhances their chemical activities. Moreover, the magnetisms of HoSin clusters are independent of their geometric structures, and the Si and Ho atoms are antiferromagnetic.


RSC Advances ◽  
2019 ◽  
Vol 9 (33) ◽  
pp. 19048-19056 ◽  
Author(s):  
Jialin Li ◽  
Qingxiao Zhou ◽  
Weiwei Ju ◽  
Qian Zhang ◽  
Yanling Liu

The structural, electronic, and magnetic properties of 3d transition metal (TM) atom (Sc, V, Cr, Mn, Co, and Cu) doped Stone–Wales (SW) defect arsenene were systematically investigated by density functional theory (DFT).


RSC Advances ◽  
2021 ◽  
Vol 11 (11) ◽  
pp. 6182-6187
Author(s):  
Daniel Hashemi ◽  
Hideo Iizuka

To study the potential of plumbene as a dilute magnetic semiconductor, we computationally investigate the structural, electronic, and magnetic properties of 4d transition metal (TM) doped plumbene using density functional theory (DFT).


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