English
Related papers

Related papers: Freestanding {\chi}_3-Borophene Nanoribbons: A Den…

200 papers

The groundbreaking works in graphene and graphene nanoribbons (GNRs) over the past decade, and the recent discovery of borophene draw immediate attention to the underexplored borophene nanoribbons (BNRs). We herein report a density…

Materials Science · Physics 2017-05-24 Fanchen Meng , Xiangnan Chen , Songsong Sun , Jian He

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

We report a density-functional-theoretic study of the stability and electronic structure of two recently proposed borophene sheets with Pmmn symmetry and nonzero thickness. We then investigate nanoribbons (BNRs) derived from these…

Mesoscale and Nanoscale Physics · Physics 2017-02-06 A García-Fuente , J Carrete , A Vega , L J Gallego

First-principles investigations on the edge energies and edge stresses of single-layer hexagonal boron-nitride (BN) are presented. The armchair edges of BN nanoribbons (BNNRs) are more stable in energy than zigzag ones. Armchair BNNRs are…

Materials Science · Physics 2010-11-30 Bing Huang , Hoonkyung Lee , Bing-Lin Gu , Feng Liu , Wenhui Duan

We employ first-principles calculations based density-functional-theory (DFT) approach to study electronic properties of partially and fully edge-hydrogenated armchair boron-nitrogen-carbon (BNC) nanoribbons (ABNCNRs), with widths between…

Materials Science · Physics 2018-05-09 Naresh Alaal , Nikhil Medhekar , Alok Shukla

Using density functional theory, we predict half-metallicity in edge hydrogenated armchair boron nitride nanoribbons (ABNNRs). The predicted spin polarization is analyzed in detail by calculating electronic and magnetic properties of these…

We study analytically, based on the tight-binding model, the electronic band structure of armchair AA-stacked bilayer graphene nanoribbons (BLGNRs) in several regimes. We apply hard-wall boundary conditions to determine the discretion…

Mesoscale and Nanoscale Physics · Physics 2015-02-10 Yawar Mohammadi , Borhan Arghavani Nia

The effects of edge chemistry on the relative stability and electronic properties of zigzag boron nitride nanoribbons (ZBNNRs) are investigated. Among all functional groups considered, fully hydroxylated ZBNNRs are found to be the most…

Materials Science · Physics 2014-01-16 Dana Krepel , Oded Hod

We determine the stability, the geometry, the electronic and magnetic structure of hydrogen-terminated graphene-nanoribbons edges as a function of the hydrogen content of the environment by means of density functional theory.…

Materials Science · Physics 2008-08-28 Tobias Wassmann , Ari P. Seitsonen , A. Marco Saitta , Michele Lazzeri , Francesco Mauri

The experimental observation of the Dirac fermion states in $\beta_{12}$-borophene sheets and the discovery of their novel topological properties properties have made them a promising candidate for spintronic applications. Here, by…

Mesoscale and Nanoscale Physics · Physics 2022-01-05 Fahimeh Norouzi , Mohsen Farokhnezhad , Mahdi Esmaeilzadeh , Bartlomiej Szafran

Using first-principles density-functional theory, we study the electronic structure of multilayer graphene nanoribbons as a function of the ribbon width and the external electric field, applied perpendicular to the ribbon layers. We…

Materials Science · Physics 2015-05-19 Bhagawan Sahu , Hongki Min , Sanjay K. Banerjee

We investigate the transport properties of pristine zigzag-edged borophene nanoribbons (ZBNRs) of different widths, using the fist-principles calculations. We choose ZBNRs with widths of 5 and 6 as odd and even widths. The differences of…

Materials Science · Physics 2018-03-14 Jiayi Liu , Changpeng Chen , Lu Han , Ziqing Zhu , Jinping Wu

Using a first principles density functional electronic structure method, we study the energy gaps and magnetism in bilayer graphene nanoribbons as a function of the ribbon width and the strength of an external electric field between the…

Materials Science · Physics 2009-11-13 Bhagawan Sahu , Hongki Min , Allan. H. MacDonald , Sanjay K. Banerjee

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

A theoretical study of the magnetoelectronic properties of zigzag and armchair bilayer graphene nanoribbons (BGNs) is presented. Using the recursive Green's function method, we study the band structure of BGNs in uniform perpendicular…

Mesoscale and Nanoscale Physics · Physics 2009-07-13 Hengyi Xu , T. Heinzel , I. V. Zozoulenko

Two-dimensional polyaniline sheet has been recently synthesized and found that it is a semiconductor with indirect band gap. Polyaniline nanoribbons decomposed from two-dimensional polyaniline sheet (C3N sheet) are investigated using…

Mesoscale and Nanoscale Physics · Physics 2018-06-01 Meysam Bagheri Tagani , Sahar Izadi Vishkayi

This work presents the electronic and transport properties of bilayer borophene nanoribbons. In the first part, a four-orbital tight-binding model is derived by fitting the \emph{ab initio} band structure. The transport properties of…

Mesoscale and Nanoscale Physics · Physics 2025-02-18 C. J. Páez-González , C. E. Ardila-Gutiérrez , D. A. Bahamon

We investigated the atomic structures, Raman spectroscopic and electrical transport properties of individual graphene nanoribbons (GNRs, widths ~10-30 nm) derived from sonochemical unzipping of multi-walled carbon nanotubes (MWNTs).…

Materials Science · Physics 2011-06-21 Liming Xie , Hailiang Wang , Chuanhong Jin , Xinran Wang , Liying Jiao , Kazu Suenaga , Hongjie Dai

We predict intrinsic half-metallicity in armchair boron nitride nanoribbons (ABNNRs) via edge fluorination. The stability, electronic and magnetic properties of bare and edge fluorinated ABNNRs have been systematically analyzed by means of…

We perform first-principles calculations based on density functional theory to study quasi one-dimensional edge-passivated (with hydrogen) zigzag graphene nanoribbons (ZGNRs) of various widths with chemical dopants, boron and nitrogen,…

Materials Science · Physics 2009-03-10 Sudipta Dutta , Arun K. Manna , Swapan K. Pati
‹ Prev 1 2 3 10 Next ›