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Related papers: Phosphorene Oxide: Stability and electronic proper…

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Exfoliated black phosphorus has recently emerged as a new two-dimensional crystal that, due to its peculiar and anisotropic crystalline and electronic band structures, may have potentially important applications in electronics,…

Phosphorene is a novel two-dimensional material that can be isolated through mechanical exfoliation from layered black phosphorus, but unlike graphene and silicene, monolayer phosphorene has a large band gap. It was thus unsuspected to…

Materials Science · Physics 2015-02-18 Qihang Liu , Xiuwen Zhang , L. B. Abdalla , A. Fazzio , Alex Zunger

We systematically explore chemical functionalization of monolayer black phosphorene via chemisorption of oxygen and fluorine atoms. Using the cluster expansion technique, with vary- ing concentration of the adsorbate, we determine the…

Materials Science · Physics 2016-04-14 Suhas Nahas , Barun Ghosh , Somnath Bhowmick , Amit Agarwal

We studied the electronic structure and optic absorption of phosphorene (monolayer of black phosphorus) under strain. Strain was found to be a powerful tool for the band structure engineering. The in-plane strain in armchair or zigzag…

Mesoscale and Nanoscale Physics · Physics 2016-04-20 Houjian Duan , Mou Yang , Ruiqiang Wang

The central question in the field of 2D materials is how a material behaves when it is patterned at nanometer scale with different edge geometries. Due to the anisotropy inherent in the puckered structure, black phosphorene nanostructures…

Mesoscale and Nanoscale Physics · Physics 2019-12-13 Yi Ren , Pu Liu , Benliang Zhou , Xiaoying Zhou , Guanghui Zhou

The electronic and optical properties of graphene monoxide, a new type of semiconductor materials, are first theoretically studied based on density functional theory. Electronic calculations show that the band gap is 0.952 eV which indicate…

Materials Science · Physics 2012-09-05 Gui Yang , Yufeng Zhang , Xunwang Yan

Black phosphorous is a layered material having a high capacity of 2596 mAh/g as a battery electrode, however it suffers from cracking due to high volume expansion during lithiation. These cracks causes loss of electrical contact in the…

Materials Science · Physics 2020-07-21 Burak Ozdemir

In 2D materials, the quantum confinement and van der Waals-type interlayer interactions largely govern the fundamental electronic and optical properties, and the dielectric screening plays a dominant role in the excitonic properties. This…

Mesoscale and Nanoscale Physics · Physics 2021-02-19 Guowei Zhang , Shenyang Huang , Fanjie Wang , Hugen Yan

Phosphorene has been attracted intense interest due to its unexpected high carrier mobility and distinguished anisotropic optoelectronic and electronic properties. In this work, we unraveled strain engineered phosphorene as a photocatalyst…

Materials Science · Physics 2014-11-25 Baisheng Sa , Yan-Ling Li , Jingshan Qi , Rajeev Ahuja , Zhimei Sun

Density functional theory calculations are performed on phosphorene quantum dots having different shapes and edge terminations to investigate their structure stability, electronic properties, and gas sensing ability. All the selected…

Mesoscale and Nanoscale Physics · Physics 2018-12-05 Hazem Abdelsalam , Vasil A. Saroka , Waleed O. Younis

Artificial monolayer black phosphorus, the so-called phosphorene has attracted global interest with its distinguished anisotropic optoelectronic and electronic properties. Here, we unraveled the shear-induced direct to indirect gap…

Materials Science · Physics 2015-05-14 Baisheng Sa , Yan-Ling Li , Zhimei Sun , Jingshan Qi , Cuilian Wen , Bo Wu

Phosphorene, a new elemental two dimensional (2D) material recently isolated by mechanical exfoliation, holds the feature of a direct band gap of around 2.0 eV, overcoming graphene's weaknesses (zero band gap) to realize the potential…

Materials Science · Physics 2016-12-07 Liujiang Zhou , Jin Zhang , Zhiwen Zhuo , Liangzhi Kou , Wei Ma , Bin Shao , Aijun Du , Sheng Meng , Thomas Frauenheim

The tunable bandgap from 0.3 eV to 2 eV of black phosphorus (BP) makes it to fill the gap in graphene. When studying the properties of BP more comprehensive, scientists have discovered that many two-dimensional materials, such as tellurene,…

Optics · Physics 2021-03-01 Ying-Ying Li , Bo Gao , Ying Han , Bing-Kun Chen , Jia-Yu Huo

The recent isolation of atomically thin black phosphorus by mechanical exfoliation of bulk layered crystals has triggered an unprecedented interest, even higher than that raised by the first works on graphene and other two-dimensional, in…

Mesoscale and Nanoscale Physics · Physics 2015-10-21 Andres Castellanos-Gomez

A few-layer black phosphorene has recently gained significant interest in the scientific community. In this paper, we consider several polymorphs of phosphorene nanoribbons (PNRs) and employ deformation potential theory within the effective…

Materials Science · Physics 2018-02-08 Sumandeep Kaur , Ashok Kumar , Sunita Srivastava , Ravindra Pandey , K. Tankeshwar

In this letter, we show that a new class of two-dimensional phosphorus allotropes can be constructed via assembling the previously proposed ultrathin metastable phosphorus nanotube into planar structures in different stacking orientations.…

Materials Science · Physics 2018-05-02 Zhenqing Li , Chaoyu He , Tao Ouyang , Chunxiao Zhang , Cao Tang , Rudolf A. Romer , Jianxin Zhong

The method of mathematical modeling was used for the calculation of the structural, electronic, phonon, and other characteristics of various normal phases of phosphorus hydrides with stoichiometry PHk. It was shown that the di-phosphine may…

Superconductivity · Physics 2016-10-12 Nikolay Degtyarenko , Evgeny Mazur

We study electronic and optical properties of single layer phosphorene quantum dots with various shapes, sizes, and edge types (including disordered edges) subjected to an external electric field normal to the structure plane. Compared to…

Mesoscale and Nanoscale Physics · Physics 2017-08-29 V. A. Saroka , I. Lukyanchuk , M. E. Portnoi , H. Abdelsalam

As the only non-carbon elemental layered allotrope, few-layer black phosphorus or phosphorene has emerged as a novel two-dimensional (2D) semiconductor with both high bulk mobility and a band gap. Here we report fabrication and transport…

The possibility of an inhomogeneous charge density wave phase is investigated in a system of two coupled electron and hole monolayers separated by a hexagonal boron nitride insulating layer. The charge density wave state is induced through…

Mesoscale and Nanoscale Physics · Physics 2018-12-26 S. Saberi-Pouya , M. Zarenia , T. Vazifehshenas , F. M. Peeters