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相关论文: Mechanical properties of borophene films: A reacti…

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Recent experimental advances for the fabrication of various borophene sheets introduced new structures with a wide prospect of applications. Borophene is the boron atoms analogue of graphene. Borophene exhibits various structural polymorphs…

材料科学 · 物理学 2017-04-17 B Mortazavi , O Rahaman , A Dianat , T Rabczuk

Very recently, two-dimensional(2D) boron sheets (borophene) with rectangular structure has been grown successfully on single crystal Ag(111) substrates.The fabricated boroprene is predicted to have unusual mechanical properties. We…

介观与纳米尺度物理 · 物理学 2016-08-10 Haifeng Wang , Qingfang Li , Yan Gao , F. Miao , Xiang-Feng Zhou , X. G. Wan

Borophene, an atomically thin, corrugated, crystalline two-dimensional boron sheet, has been recently synthesized. We investigate mechanical properties and lattice thermal conductivity of borophene via reactive molecular dynamics…

材料科学 · 物理学 2017-07-05 Bohayra Mortazavi , Minh-Quy Le , Timon Rabczuk , Luiz Felipe C. Pereira

We study the mechanical properties of two-dimensional (2D) boron, borophenes, by first-principles calculations. The recently synthesized borophene with 1/6 concentration of hollow hexagons (HH) is shown to have in-plane modulus C up to 210…

材料科学 · 物理学 2017-01-12 Zhuhua Zhang , Yang Yang , Evgeni S. Penev , Boris I. Yakobson

Recently fabricated two dimensional (2D) phosphorene crystal structures have demonstrated great potential in applications of electronics. Mechanical strain was demonstrated to be able to significantly modify the electronic properties of…

材料科学 · 物理学 2014-07-02 Qun Wei , Xihong Peng

Using molecular dynamics simulations in a planar graphene sheet, we investigate the temperature dependence of its mechanical behavior under uniaxial tensile stress applied either along the armchair or the zigzag direction. Stress-strain…

材料科学 · 物理学 2025-10-28 Sané Erasmus , Charalampos Skokos , George Kalosakas

Two-dimensional (2D) structures of boron atoms so called borophene, have recently attracted remarkable attention. In a latest exciting experimental study, a hydrogenated borophene structure was realized. Motivated by this success, we…

In this study, we systematically investigated the mechanical responses of monolayer molybdenum ditelluride (MoTe2) using molecular dynamics (MD) simulations. The tensile behavior of trigonal prismatic phase (2H phase) MoTe2 under uniaxial…

Borophene (two-dimensional boron sheet) is a new type of two-dimensional material, which was recently grown successfully on single crystal Ag substrates. In this paper, we investigate the electronic structure and bonding characteristics of…

介观与纳米尺度物理 · 物理学 2016-06-23 Bo Peng , Hao Zhang , Hezhu Shao , Yuanfeng Xu , Rongjun Zhang , Heyuan Zhu

Experimental realization of two-dimensional boron sheets was reported very recently by Feng et. al. using molecular beam epitaxy on silver (111) surface. These boron sheets possess promising electronic and transport properties. We performed…

介观与纳米尺度物理 · 物理学 2018-10-17 Vivekanand Shukla , Anton Grigoriev , Naresh K. Jena , Rajeev Ahuja

We have studied the mechanical properties and phonon dispersions of fully hydrogenated borophene (borophane) under strains by first principles calculations. Uniaxial tensile strains along the a- and b-direction, respectively, and biaxial…

材料科学 · 物理学 2016-11-28 Zhiqiang Wang , Tie-Yu Lü , Hui-Qiong Wang , Yuan-Ping Feng , Jin-Cheng Zheng

A quasi-2D semiconductor carbon allotrope called tetrahexcarbon, also named tetragraphene, was recently proposed featuring an unusual structure combining squared and hexagonal rings. Mechanical and electronic properties of tetragraphene…

Motivated by recent experimental and theoretical research on a monolayer of Boron atoms, Borophene, current-voltage characteristics of three different Borophene sheets, 2Pmmn, 8Pmmn and 8Pmmm, are calculated using density functional theory…

化学物理 · 物理学 2017-10-11 Sahar Izadi Vishkayi , Meysam Bagheri Tagani

Using density functional theory combined with a semi-empirical van der Waals dispersion correction, we have investigated the stability of lattice defects including boron vacancy, substitutional and interstitial X (X=H, C, B, N, O) and…

材料科学 · 物理学 2017-05-12 V. Wang , W. T. Geng

Micron-thick boron films have been deposited by Pulsed Laser Deposition in vacuum on several substrates at room temperature. The use of high energy pulses (>700 mJ) results in the deposition of smooth coatings with low oxygen uptake even at…

Uniaxial tensile properties of hexagonal boron nitride nanoribbons and dependence of these properties on temperature, strain rate, and the inclusion of vacancy defects have been explored with molecular dynamics simulations using Tersoff…

This paper examines the effect of temperature on the structural stability and mechanical properties of 20 layered (10,10) single walled carbon nanotubes (SWCNTs) under tensile loading using an O(N) tight binding molecular dynamics (TBMD)…

材料科学 · 物理学 2009-11-13 G. Dereli , B. Sungu

Interconnect materials with ultralow dielectric constant, and good thermal and mechanical properties are crucial for the further miniaturization of electronic devices. Recently, it has been demonstrated that ultrathin amorphous boron…

Recently, a new 2D carbon allotrope structure, named phagraphene (PG), was proposed. PG has a densely array of penta-hexa-hepta-graphene carbon rings. PG was shown to present low and anisotropic thermal conductivity and it is believed that…

Using atomistic simulations we investigate the thermodynamical properties of a single atomic layer of hexagonal boron nitride (h-BN). The thermal induced ripples, heat capacity, and thermal lattice expansion of large scale h-BN sheets are…

介观与纳米尺度物理 · 物理学 2015-06-15 Sandeep Kumar Singh , M. Neek-Amal , S. Costamagna , F. M. Peeters
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