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Related papers: Super-stretchable borophene and its stability unde…

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$8-Pmmn$ borophene is a polymorph of borophene which hosts an anisotropic tilted Dirac cone. Using a low energy effective Hamiltonian for borophene, we analytically calculate the density-density response function of borophene and study its…

Mesoscale and Nanoscale Physics · Physics 2017-07-19 Krishanu Sadhukan , Amit Agarwal

Two-dimensional (2D) Dirac cone materials exhibit linear energy dispersion at the Fermi level, where the effective masses of carriers are very close to zero and the Fermi velocity is ultrahigh, only 2 ~ 3 orders of magnitude lower than the…

Materials Science · Physics 2019-10-15 Yang Zhang , Jun Kang , Fan Zheng , Peng-Fei Gao , Sheng-Li Zhang , Lin-Wang Wang

Antimonene has attracted much attention for its high carrier mobility and suitable band gap for electronic, optoelectronic, and even spintronic devices. To tailor its properties for such applications, strain engineering may be adopted.…

Materials Science · Physics 2023-03-10 Yujia Tian , Devesh R. Kripalani , Ming Xue , Shaofan Li , Kun Zhou

The geometric, electronic and magnetic properties of strained graphene nanoribbons were investigated using spin polarized calculations within the framework of density functional theory. Cases of compressive stress along the longer axis of a…

Mesoscale and Nanoscale Physics · Physics 2020-06-10 Sandeep Kaur , Hitesh Sharma , V. K. Jindal , Vladimir Bubanja , Isha Mudahar

The most recent experimental advances could provide ways for the fabrication of several atomic thick and planar forms of boron atoms. For the first time, we explore the mechanical properties of five types of boron films with various vacancy…

Materials Science · Physics 2017-04-17 Minh-Quy Le , Bohayra Mortazavi , Timon Rabczuk

Two-dimensional (2D) materials as electrodes is believed to be the trend for future Li-ion and Na-ion batteries technologies. Here, by using first-principles methods, we predict that the recently reported borophene (2D born sheet) can serve…

Mesoscale and Nanoscale Physics · Physics 2016-10-19 Xiaoming Zhang , Junping Hu , Yingchun Cheng , Hui Ying Yang , Yugui Yao , Shengyuan A. Yang

Graphene is the extreme material for molecular sensory and hydrogen storage applications because of its two-dimensional geometry and unique structure-property relationship. In this Letter, hydrogenation of graphene is discussed in the…

Materials Science · Physics 2010-02-10 Zhiping Xu , Kun Xue

We investigate the electronic structure and chemical activity of rippled phosphorene induced by large compressive strains via first-principles calculation. It is found that phosphorene is extraordinarily bendable, enabling the accommodation…

Materials Science · Physics 2016-10-27 Andrey A. Kistanov , Yongqing Cai , Kun Zhou , Sergey V. Dmitriev , Yong-Wei Zhang

Nanoribbons produced from cutting {\beta}_12-Borophene sheet is investigated by density functional theory. The electronic and magnetic properties of Borophene nanoribbons are studied and found that all considered ribbons are metal which is…

Mesoscale and Nanoscale Physics · Physics 2017-08-11 Sahar Izadi Vishkayi , Meysam Bagheri Tagani

In layered materials, a common mode of deformation involves buckling of the layers under tensile deformation in the direction perpendicular to the layers. The instability mechanism, which operates in elastic materials from geological to…

Materials Science · Physics 2012-01-13 Ali Makke , Michel Perez , Olivier Lame , Jean-Louis Barrat

The field of topological mechanics has recently emerged due to the interest in robustly transporting various types of energy in a flaw and defect-insensitive fashion. While there have been a significant number of studies based on…

Materials Science · Physics 2021-12-08 Jin-Wu Jiang , Harold S. Park

Borophene, a monoatomic layer of boron atoms, stands out among two-dimensional (2D) materials, with its versatile properties of polymorphism, metallicity, plasmonics, superconductivity, tantalizing for physics exploration and…

Materials Science · Physics 2021-11-25 Qiyuan Ruan , Luqing Wang , Ksenia V. Bets , Boris I. Yakobson

Carbon's versatility allows it to form diverse structures with unique properties, driven by its moderate electronegativity, small ionic radius, and ability to adopt \textit{sp}, \textit{sp\textsuperscript{2}}, and…

Borophene, the boron atom analogue to graphene, being atomic thick have been just recently experimentally fabricated. In this work, we employ first-principles density functional theory calculations to investigate the interaction of Ca, Mg,…

Materials Science · Physics 2017-04-17 B Mortazavi , A Dianat , O Rahaman , G Cuniberti , T Rabczuk

Graphene monolayers are known to display domains of anisotropic friction with twofold symmetry and anisotropy exceeding 200 percent. This anisotropy has been thought to originate from periodic nanoscale ripples in the graphene sheet, which…

Structural, electronic, ferroelectric, and optical properties of two-dimensional (2D) BiN monolayer material with phosphorene-like structure are studied in terms of the density functional theory and modern Berry phase ferroelectric method.…

Materials Science · Physics 2017-11-28 Peng Chen , Xue-Jing Zhang , Bang-Gui Liu

Graphene, due to its superior stretchability, exhibits rich structural deformation behaviors and its strain-engineering has proven useful in modifying its electronic and magnetic properties. Despite the strain-sensitivity of the Raman G and…

Materials Science · Physics 2012-09-04 Ji Eun Lee , Gwanghyun Ahn , Jihye Shim , Young Sik Lee , Sunmin Ryu

Very recently, borophene has been attracting extensive and ongoing interest as the new wonder material with structural polymorphism and superior attributes, showing that the structural imperfection of line defects (LDs) occurs widely at the…

Mesoscale and Nanoscale Physics · Physics 2022-08-30 Pei-Jia Hu , Si-Xian Wang , Xiao-Feng Chen , Zeng-Ren Liang , Tie-Feng Fang , Ai-Min Guo , Hui Xu , Qing-Feng Sun

Most recent exciting experimental advances introduced buckled and flat borophene nanomembranes as new members to the advancing family of two-dimensional (2D) materials. Borophene, is the boron atom analogue of graphene with interesting…

Computational Physics · Physics 2017-05-10 Bohayra Mortazavi , Obaidur Rahaman , Said Ahzi , Timon Rabczuk

We report a successful preparation of a purely honeycomb, graphene-like borophene, by using an Al(111) surface as the substrate and molecular beam epitaxy (MBE) growth in ultrahigh vacuum. Our scanning tunneling microscopy (STM) reveals…

Mesoscale and Nanoscale Physics · Physics 2017-12-27 Wenbin Li , Longjuan Kong , Caiyun Chen , Jian Gou , Shaoxiang Sheng , Weifeng Zhang , Hui Li , Lan Chen , Peng Cheng , Kehui Wu