English
Related papers

Related papers: If graphynes turn into graphene: the thermal stabi…

200 papers

A suspended layer made up of ferromagnetically ordered spins could be created between two mono/multilayer graphene through intercalation. Stability and electronic structure studies show that, when fluorine molecules are intercalated between…

Mesoscale and Nanoscale Physics · Physics 2020-07-29 Shashi B. Mishra , Satyesh K. Yadav , D. G. Kanhere , B. R. K. Nanda

Besides having unique electronic properties, graphene is claimed to be the strongest material in nature. In the press release of the Nobel committee it is claimed that a hammock made of a squared meter of one-atom thick graphene could…

Mesoscale and Nanoscale Physics · Physics 2017-03-27 J. H. Los , A. Fasolino , M. I. Katsnelson

We present an analytic calculation of the conductivity of pure graphene as a function of frequency $\omega $, wave-vector $k$, and temperature for the range where the energies related to all these parameters are small in comparison with the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 L. A. Falkovsky , A. A. Varlamov

We demonstrate the high stability of simulated graphene hyperbolic pseudospheres under large externally imposed deformations and high temperature annealing. Hyperbolic pseudospheres are produced in a two-step Molecular Dynamics simulation…

Mesoscale and Nanoscale Physics · Physics 2025-11-03 T. P. C. Klaver , R. Gabbrielli , V. Tynianska , A. Iorio , D. Legut

We investigate the thermal conductivity of suspended graphene as a function of the density of defects, ND, introduced in a controllable way. Graphene layers are synthesized using chemical vapor deposition, transferred onto a transmission…

The van de Waals interaction between two graphene sheets is studied at finite temperatures. Graphene's thermal length $(\xi_T = \hbar v / k_B T)$ controls the force versus distance $(z)$ as a crossover from the zero temperature results for…

Materials Science · Physics 2009-12-28 G. Gómez-Santos

Direct growth of flat micrometer-sized bilayer graphene islands in between molybdenum disulfide sheets is achieved by chemical vapor deposition of ethylene at about 800 {\deg}C. The temperature assisted decomposition of ethylene takes place…

Low-energy reflectivity of electrons from single- and multi-layer graphene is examined both theoretically and experimentally. A series of minima in the reflectivity over the energy range of 0 - 8 eV are found, with the number of minima…

Mesoscale and Nanoscale Physics · Physics 2013-02-01 R. M. Feenstra , N. Srivastava , Qin Gao , M. Widom , Bogdan Diaconescu , Taisuke Ohta , G. L. Kellogg , J. T. Robinson , I. V. Vlassiouk

Defects in the lattice are of primal importance to tune graphene chemical, thermal and electronic properties. Electron-beam irradiation is an easy method to induce defects in graphene following pre-designed patterns, but no systematic study…

Materials Science · Physics 2023-06-28 Nicola Melchioni , Luca Bellucci , Alessandro Tredicucci , Federica Bianco

We study graphene in a two-dimensional dynamical noncommutative space in the presence of a constant magnetic field. The model is solved using perturbation theory and to the second order of perturbation. The energy levels of the system are…

Quantum Physics · Physics 2022-06-17 Ilyas Haouam , S Ali Alavi

Mechanical exfoliation of a graphite surface with an adhesive nanoasperity is studied under different temperatures ranging from 298 K to 2 K using classical molecular dynamics. Two types of the interlayer interaction are investigated. For a…

Statistical Mechanics · Physics 2010-10-19 N. V. Prodanov , A. V. Khomenko

Sorbent materials, such as graphene-based systems coated with Cr, are being investigated as potential hydrogen storage materials. Graphene, a 2D material with a high surface-to-volume ratio, has been employed. A comparison is conducted…

Materials Science · Physics 2025-07-30 Pratyasha Tripathy , Hetvi Jadav , Himanshu Pandey

The industrial realization of graphene has so far been limited by challenges related to the quality, reproducibility, and high process temperatures required to manufacture graphene on suitable substrates. We demonstrate that epitaxial…

Graphene is the nature's thinnest elastic membrane, with exceptional mechanical and electrical properties. We report the direct observation and creation of one-dimensional (1D) and 2D periodic ripples in suspended graphene sheets, using…

Mesoscale and Nanoscale Physics · Physics 2009-07-28 Wenzhong Bao , Feng Miao , Zhen Chen , Hang Zhang , Wanyoung Jang , Chris Dames , Chun Ning Lau

Multilayer graphene (MLG) thin films are deposited on silicon oxide substrates by mechanical exfoliation (or 'scotch-tape method') from Kish graphite. The thickness and number of layers are determined from both Atomic Force Microscopy (AFM)…

Mesoscale and Nanoscale Physics · Physics 2014-08-26 E. S. Sadki , H. Okazaki , T. Watanabe , T. Yamaguchi , Y. Takano

The structural, dynamical, and thermodynamical properties of diamond, graphite and layered derivatives (graphene, rhombohedral graphite) are computed using a combination of density-functional theory (DFT) total-energy calculations and…

Materials Science · Physics 2009-11-10 Nicolas Mounet , Nicola Marzari

We theoretically investigate the plasmonic heating of graphene-based systems under the mid-infrared laser irradiation, where periodic arrays of graphene plasmonic resonators are placed on dielectric thin films. Optical resonances are…

Applied Physics · Physics 2019-12-18 Anh D. Phan , Do T. Nga , Do C. Nghia , Vu D. Lam , Katsunori Wakabayashi

The fundamental properties of graphene are making it an attractive material for a wide variety of applications. Various techniques have been developed to produce graphene and recently we discovered the synthesis of large area graphene by…

We have used scanning tunneling microscopy to study the growth of graphene on a periodically stepped Ir(332) substrate surface, which is a promising route for modification of graphene properties. We have found that graphene continuously…

Mesoscale and Nanoscale Physics · Physics 2015-11-23 Iva Šrut , Vesna Mikšić Trontl , Petar Pervan , Marko Kralj

Graphene is the stiffest material known so far but, due to its one-atom thickness, it is also very bendable. Consequently, free-standing graphene exhibit ripples that has major effects on its elastic properties. Here we will summarize three…

Materials Science · Physics 2021-07-01 Guillermo Lopez-Polin , Cristina Gomez-Navarro , Julio Gomez-Herrero