Electronic Properties of Black Phosphorene via Si induced Quantum Dot

被引:0
|
作者
Thakur, Rajesh [1 ]
Mohan, Brij [1 ]
Sharma, Munish [1 ]
Sharma, Raman [1 ]
机构
[1] Himachal Pradesh Univ, Dept Phys, Shimla 171005, HP, India
来源
关键词
DFT; phosphorene; band-structure; quantum dot;
D O I
10.1063/1.4980367
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
First principal study of structural and electronic properties of black phosphorene with Si induced quantum dot (QD) has been investigated within density functional theory (DFT). Electronic band structure and corresponding density of states (DOS) show the drastic decrease in band gap in the presence of the quantum dot. A band gap of 1.08 eV in pristine black phosphorene has been reduced to 0.07 eV by creation of a Si induced QD. An induced magnetic moment of 1.2 mu(B) has also been observed for phosphorene containing this quantum dot, a possible way of tailoring properties of black phosphorene.
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页数:3
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