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Related papers: Mechanical and Electronic Properties of MoS$_2$ Na…

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We present a first-principles study of the atomic, electronic, and magnetic properties of two-dimensional (2D), single and bilayer ZnO in honeycomb structure and its armchair and zigzag nanoribbons. In order to reveal the dimensionality…

Materials Science · Physics 2010-01-26 M. Topsakal , S. Cahangirov , E. Bekaroglu , S. Ciraci

We study the electronic structure and transport properties of zigzag and armchair monolayer molybdenum disulfide nanoribbons using an 11-band tight-binding model that accurately reproduces the material's bulk band structure near the band…

Mesoscale and Nanoscale Physics · Physics 2017-02-02 Emilia Ridolfi , Leandro R. F. Lima , Eduardo R. Mucciolo , Caio H. Lewenkopf

Molybdenum disulfide (MoS2) is layered transition-metal dichalcogenide (TMDC), which in its monolayer form, has the direct bandgap of 1.8 eV. We investigated the effect of width and strain on quantum transport for MoS2 armchair nanoribbons.…

Materials Science · Physics 2017-08-23 F. Tabatabaei , I. Abdolhosseini Sarsari , N. Rezaei , M. Alaei

Molybdenum disulfide nanoribbons with zigzag edges show ferromagnetic and metallic properties based on previous \emph{ab-initio} calculations. The investigation of the role of disorder on the magnetic properties is, however, still lacking…

Mesoscale and Nanoscale Physics · Physics 2019-09-18 Péter Vancsó , Imre Hagymási , Pauline Castenetto , Philippe Lambin

Molybdenum disulfide (MoS$_2$) is a promising candidate for 2D nanoelectronic devices, that shows a direct band-gap for monolayer structure. In this work we study the electronic structure of MoS$_2$ upon both compressive and tensile strains…

Materials Science · Physics 2016-05-03 Miquel López-Suárez , Igor Neri , Riccardo Rurali

In the present work, the structural, magnetic, and electronic properties of the two- and one-dimensional honeycomb structures of recently synthesized MnO [Zhang et al. Nat. Commun., 20, 1073-1078 (2021)] are investigated by using first…

Materials Science · Physics 2022-01-28 Yigit Sozen , Ugur C. Topkiran , Hasan Sahin

Nanoribbons of MoS$_2$ present a unique electronic structure that consists of a semiconducting bulk bounded by metallic edges; same holds for other Transition-Metal Dichalcogenides (TMDs) (Mo-,W-,S$_{2}$,Se$_{2}$). We perform…

Materials Science · Physics 2016-11-30 Daphne Davelou , Georgios Kopidakis , Efthimios Kaxiras , Ioannis N. Remediakis

Ab initio density functional theory calculations are carried out to predict the electronic properties and relative stability of gallium sulfide nanoribbons (Ga2S2-NRs) with either zigzag- or armchair-terminated edges. It is found that the…

Mesoscale and Nanoscale Physics · Physics 2016-10-12 Bao-Ji Wang , Xiao-Hua Li , Li-Wei Zhang , Guo-Dong Wang , San-Huang Ke

This paper presents a systematic study of two and one dimensional honeycomb structure of boron nitride (BN) using first-principles plane wave method. Two-dimensional (2D) graphene like BN is a wide band gap semiconductor with ionic bonding.…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 M. Topsakal , E. Akturk , S. Ciraci

The thermoelectric properties of MoS2 armchair nanoribbons with different width are studied by using first-principles calculations and Boltzmann transport theory, where the relaxation time is predicted from deformation potential theory. Due…

Mesoscale and Nanoscale Physics · Physics 2015-02-24 D. D. Fan , H. J. Liu , L. Cheng , P. H. Jiang , J. Shi , X. F. Tang

Quasi one-dimensional nanoribbons are excellent candidates for nanoelectronics, therefore here we investigate by means of density functional theory the structure and electronic properties of a new kind of 1D ribbons, namely: centered…

Mesoscale and Nanoscale Physics · Physics 2014-02-11 J. A. Reyes-Retana , G. G. Naumis , F. Cevantes-Sodi

We present a study of mechanical, electronic and magnetic properties of two dimensional (2D), monolayer of silicon carbide (SiC) in honeycomb structure and its quasi 1D armchair nanoribbons using first-principles plane wave method. In order…

Materials Science · Physics 2010-03-08 E. Bekaroglu , M. Topsakal , S. Cahangirov , S. Ciraci

We present a first-principles study of bare and hydrogen passivated armchair nanoribbons of the puckered single layer honeycomb structures of silicon and germanium. Our study includes optimization of atomic structure, stability analysis…

Mesoscale and Nanoscale Physics · Physics 2010-12-21 S. Cahangirov , M. Topsakal , S. Ciraci

{\it Ab initio} density functional theory calculations are performed to investigate the electronic structure of MoS$_2$ armchair nanoribbons in the presence of an external static electric field. Such nanoribbons, which are nonmagnetic and…

Mesoscale and Nanoscale Physics · Physics 2013-08-29 Kapildeb Dolui , Chaitanya Das Pemmaraju , Stefano Sanvito

Motivated by the recent successful formation of the MoSi2N4 monolayer [Hong et al., Sci. 369, 670 (2020)], the structural, electronic and magnetic properties of MoSi2N4 nanoribbons (NRs) is investigated for the first time . The band…

Molybdenum disulfide (MoS$_2$) nanoribbons have attracted increased interest due to their properties which can be tailored by tuning their dimensions. Herein, we demonstrate the growth of highly crystalline quasi-one-dimensional (1D)MoS$_2$…

Two-dimensional Molybdenum Disulfide (MoS2) has shown promising prospects for the next generation electronics and optoelectronics devices. The monolayer MoS2 can be patterned into quasi-one-dimensional anisotropic MoS2 nanoribbons (MNRs),…

Materials Science · Physics 2016-09-27 Jiang-Bin Wu , Huan Zhao , Yuanrui Li , Douglas Ohlberg , Wei Shi , Wei Wu , Han Wang , Ping-Heng Tan

Based on the first-principles plane wave calculations, we studied the functionalization of the two-dimensional single layer MoS$_2$ structure via adatom adsorption and vacancy defect creation. Minimum energy adsorption sites are determined…

Materials Science · Physics 2011-05-26 C. Ataca , S. Ciraci

Using ab initio calculations we predict the existence of one-dimensional (1D), atomically confined plasmons at the edges of a zigzag MoS2 nanoribbon. The strongest plasmon originates from a metallic edge state localized on the sulfur dimers…

Mesoscale and Nanoscale Physics · Physics 2015-03-03 Kirsten Andersen , Karsten W. Jacobsen , Kristian S. Thygesen

The large tunability of band gaps and optical absorptions of armchair MoS$_2$ nanoribbons of different widths under bending is studied using density functional theory and many-body perturbation GW and Bethe-Salpeter equation approaches. We…

Computational Physics · Physics 2022-11-02 Hong Tang , Bimal Neupane , Santosh Neupane , Shiqi Ruan , Niraj K. Nepal , Adrienn Ruzsinszky
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