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Related papers: Solitons in graphene

200 papers

Molecular-crystalline duality of graphene ensures a tight alliance of its physical and chemical natures, each of which is unique in its own way. The paper examines the physical-chemical harmony and/or confrontation in terms of the molecular…

Mesoscale and Nanoscale Physics · Physics 2013-12-05 Elena F. Sheka

The electron scattering by the short-range defects in the monolayer graphene is considered in the framework of the flatland model. We analyze the effect of this scattering on the electronic resistivity of the monolayer graphene (direct…

Mesoscale and Nanoscale Physics · Physics 2018-10-10 N Firsova , S Ktitorov

A theory of an optical two-photon breather in a graphene monolayer (or graphene-like two-dimensional material) is constructed. The system of the material equations for two-photon transitions and the wave equation for transverse magnetic…

Mesoscale and Nanoscale Physics · Physics 2017-11-02 G. T. Adamashvili

Although most soliton research has traditionally considered dominant quadratic dispersion, the recent discovery of pure-quartic solitons has inspired analysis of soliton solutions with large higher orders of dispersion. Here we present…

Pattern Formation and Solitons · Physics 2022-08-31 Y. Long Qiang , Tristram J. Alexander , C. Martijn de Sterke

We present a novel potential model for calculating the interaction between a molecule and a single graphene sheet. The dispersion/repulsion, induction, dipole-quadrupole, quadrupole-quadrupole interactions between a fluid molecule and a…

Mesoscale and Nanoscale Physics · Physics 2012-09-20 Xiongce Zhao

Using extensive Monte Carlo simulations we study numerically and analytically a photogalvanic effect, or ratchet, of directed electron transport induced by a microwave radiation on a semidisk Galton board of antidots in graphene. A…

Mesoscale and Nanoscale Physics · Physics 2011-02-10 Leonardo Ermann , Dima L. Shepelyansky

We have measured the magnetic field and temperature dependence of the resistivity of several micrometers long and heterogeneously thick graphite sample. The magnetoresistance results for fields applied nearly parallel to the graphene planes…

Strongly Correlated Electrons · Physics 2009-07-17 J. Barzola-Quiquia , P. Esquinazi

In this paper, we consider a translating soliton for the inverse mean curvature flow given as a graph of a function on a domain in a unit sphere whose level sets give isoparametric foliation. First, we show that such function is given as a…

Differential Geometry · Mathematics 2022-07-11 Tomoki Fujii

The thermal conductivity of graphene nanoribbons (layer from 1 to 8 atomic planes) is investigated by using the nonequilibrium molecular dynamics method. We present that the room-temperature thermal conductivity decays monotonically with…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Wei-Rong Zhong , Mao-Ping Zhang , Bao-Quan Ai , Dong-Qin Zheng

The formation of atomic nanoclusters on suspended graphene sheets have been investigated by employing a Molecular dynamics simulation at finite temperature. Our systematic study is based on temperature dependent Molecular dynamics…

Materials Science · Physics 2009-11-13 M. Neek-Amal , Reza Asgari , M. R. Rahimi Tabar

We study the adsorption of Li to graphene flakes described as aromatic molecules. Surprisingly the out of plane deformation is much stronger for the double adsorption from both sides to the same ring than for a single adsorption, although a…

Chemical Physics · Physics 2015-06-12 A. F. Jalbout , Y. P. Ortiz , T. H. Seligman

The discovery of graphene, a single layer of covalently bonded carbon atoms, has attracted intense interests. Initial studies using mechanically exfoliated graphene unveiled its remarkable electronic, mechanical and thermal properties.…

Materials Science · Physics 2013-07-23 Ting Fung Chung , Tian Shen , Helin Cao , Luis A. Jauregui , Wei Wu , Qingkai Yu , David Newell , Yong P. Chen

In this letter, we have demonstrated the possibility to efficiently relay the radiative heat flux between two nanoparticles by opening a smooth channel for heat transfer. By coating the nanoparticles with a silica shell and modifying the…

Mesoscale and Nanoscale Physics · Physics 2019-12-30 Mingjian He , Hong Qi , Yatao Ren , Yijun Zhao , Mauro Antezza

We present an experimental observation of non-linear up- and down-converted optical luminescence of graphene and thin graphite subject to picosecond infrared laser pulses. We show that the excitation yields to a high density electron-hole…

Materials Science · Physics 2010-10-01 Rainer J. Stoehr , Roman Kolesov , Jens Pflaum , Joerg Wrachtrup

We investigate light beam propagation along the interface between linear and nonlinear media with parity-time PT symmetry, and derive an equation governing the beam propagation. A novel class of two-dimensional PT surface solitons are found…

Optics · Physics 2013-04-26 Huagang Li , Zhiwei Shi , Xiujuan jiang , Xing Zhu , Tianshu Lai

We calculate the dispersion equations for magnetoplasmons in a single layer, a pair of parallel layers, a graphite bilayer and a superlattice of graphene layers in a perpendicular magnetic field. We demonstrate the feasibility of a…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Oleg L. Berman , Godfrey Gumbs , Yurii E. Lozovik

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…

We demonstrate that it is possible to mechanically exfoliate graphene under ultra high vacuum conditions on the atomically well defined surface of single crystalline silicon. The flakes are several hundred nanometers in lateral size and…

Materials Science · Physics 2015-06-05 O. Ochedowski , G. Begall , N. Scheuschner , M. El Kharrazi , J. Maultzsch , M. Schleberger

The propagation of a surface plasmon-polariton along a stack of doped graphene sheets is considered. This auxiliary problem is used to discuss: (i) the scattering of such a mode at an interface between the stack and the vacuum; (ii) the…

Mesoscale and Nanoscale Physics · Physics 2016-06-29 Yu. V. Bludov , N. M. R. Peres , G. Smirnov , M. I. Vasilevskiy

In this paper a surface plasmon polariton laser (spaser), which generates surface plasmons in graphene nanoflake, is considered. The peculiarities of spaser, such as strong material dispersion, require revision of basic laser equations. We…

Mesoscale and Nanoscale Physics · Physics 2015-04-10 Yu. E. Lozovik , I. A. Nechepurenko , A. V. Dorofeenko , S. P. Merkulova