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Atomically thin graphite, known as graphene, has been a marvel in material science because of its exceptional properties, novel physics and promising applications. Atomically thin diamond, called diamane, has also attracted considerable…

Graphene is well known for its extraordinary mechanical properties combining brittleness and ductility. While most mechanical studies of graphene focused on the strength and brittle fracture behavior, its ductility, plastic deformation, and…

Materials Science · Physics 2021-12-23 Wenquan Zhou , Jincheng Wang , Bo Lin , Zhijun Wang , Junjie Li , Zhi-Feng Huang

Graphene, a two-dimensional material with a high mobility and a tunable conductivity, is uniquely suited for plasmonics. The frequency dispersion of plasmons in bulk graphene has been studied both theoretically and experimentally, whereas…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Jared H. Strait , Parinita S. Nene , Wei-Min Chan , Christina Manolatou , Joshua W. Kevek , Sandip Tiwari , Paul L. McEuen , Farhan Rana

The use of Raman scattering techniques to study the mechanical properties of graphene films is reviewed here. The determination of Gruneisen parameters of suspended graphene sheets under uni- and bi-axial strain is discussed and the values…

Materials Science · Physics 2015-05-19 Nicola Ferralis

Graphene is a fascinating material for exploring fundamental science questions as well as a potential building block for novel electronic applications. In order to realize the full potential of this material the fabrication techniques of…

Mesoscale and Nanoscale Physics · Physics 2017-08-23 Xu Du , Ivan Skachko , Eva Y. Andrei

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

Techniques for mass-production of large area graphene using an industrial scale thin film deposition tool could be the key to the practical realization of a wide range of technological applications of this material. Here, we demonstrate the…

Materials Science · Physics 2013-02-20 Genhua Pan , Mark Heath , David Horsell , M. Lesley Wears

The synthesis of wafer-scale two-dimensional amorphous carbon monolayers has been recently demonstrated. This material presents useful properties when integrated as coating of metals, semiconductors or magnetic materials, such as enabling…

Materials Science · Physics 2020-12-03 Aleandro Antidormi , Luciano Colombo , Stephan Roche

The discovery of unusual heat conduction properties of graphene has led to a surge of theoretical and experimental studies of phonon transport in two-dimensional material systems. The rapidly developing graphene thermal field spans from…

Materials Science · Physics 2016-02-01 Denis L. Nika , Alexander A. Balandin

Atomically thin graphene exhibits fascinating mechanical properties, although its hardness and transverse stiffness are inferior to those of diamond. To date, there hasn't been any practical demonstration of the transformation of…

Graphene on silicon carbide (SiC) bears great potential for future graphene electronic applications because it is available on the wafer-scale and its properties can be custom-tailored by inserting various atoms into the graphene/SiC…

Materials Science · Physics 2018-11-07 T. A. de Jong , E. E. Krasovskii , C. Ott , R. M. Tromp , S. J. van der Molen , J. Jobst

The study of the nanomechanics of graphene $-$ and other 2D materials $-$ has led to the discovery of exciting new properties in 2D crystals, such as their remarkable in-plane stiffness and out of plane flexibility, as well as their unique…

Materials Science · Physics 2019-02-14 Filippo Cellini , Francesco Lavini , Claire Berger , Walt de Heer , Elisa Riedo

The chemical production of graphene as well as its controlled wet- chemical modification is a challenge for synthetic chemists and the characterization of reaction products requires sophisticated analytic methods. In this review we first…

Chemical Physics · Physics 2018-05-09 Siegfried Eigler , Andreas Hirsch

Hybrid two-dimensional (2D) materials have attracted increasing interest as platforms for tailoring electronic properties through interfacial design. Very recently, a novel hybrid 2D material termed glaphene, which combines monolayers of 2D…

Isolated, atomically thin conducting membranes of graphite, called graphene, have recently been the subject of intense research with the hope that practical applications in fields ranging from electronics to energy science will emerge.…

Mesoscale and Nanoscale Physics · Physics 2010-09-17 S. Garaj , W. Hubbard , A. Reina , J. Kong , D. Branton , J. A. Golovchenko

In this Letter, both the manipulation of valley-polarized currents and the optical-like behaviors of Dirac fermions are theoretically explored in polycrystalline graphene. When strain is applied, the misorientation between two graphene…

Mesoscale and Nanoscale Physics · Physics 2016-12-14 Viet Hung Nguyen , Samuel Dechamps , Philippe Dollfus , Jean-Christophe Charlier

Graphene is a 2-dimensional (2D) carbon allotrope with the atoms arranged in a honeycomb lattice. The low-energy electronic excitations in this 2D crystal are described by massless Dirac fermions that have a linear dispersion relation…

Mesoscale and Nanoscale Physics · Physics 2013-08-27 Peter Rickhaus , Romain Maurand , Ming-Hao Liu , Markus Weiss , Klaus Richter , Christian Schönenberger

We report that graphene films with thickness ranging from 1 to 7 layers can be controllably synthesized on the surface of polycrystalline copper by a chemical vapour deposition method. The number of layers of graphene is controlled…

Graphene - a single atomic layer of graphite - is a recently-found two-dimensional form of carbon, which exhibits high crystal quality and ballistic electron transport at room temperature. Soft magnetic NiFe electrodes have been used to…

Mesoscale and Nanoscale Physics · Physics 2019-08-19 E. W. Hill , A. K. Geim , K. Novoselov , F. Schedin , P. Blake

2D crystals, such as graphene, exhibit the higher strength and stiffness of any other known man-made or natural material. So far, this assertion has been primarily based on modelling predictions and on bending experiments in combination…