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Related papers: Crystallographic Etching of Few-Layer Graphene

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Graphene nano-electro-mechanical switches are promising components due to their excellent switching performance such as low pull-in voltage and low contact resistance. Mass fabrication with an appropriate counter electrode remains…

Controlled placement of nanomaterials at predefined locations with nanoscale precision remains among the most challenging problems that inhibit their large-scale integration in the field of semiconductor process technology. Methods based on…

In order to take advantage of the enormous potential of graphene for future electronic micro-circuits and other applications it is necessary to develop reliable, rapid and widely applicable methods to visualize graphene based structures. We…

Mesoscale and Nanoscale Physics · Physics 2010-12-15 Hugo Gonçalves , Michael Belsley , Cacilda Moura , Tobias Stauber , Peter Schellenberg

The synthesis of single-wall carbon nanotubes (SWCNTs) of desired diameters and chiralities is critical to the design of nanoscale electronic devices with desired properties.1-6 The existing methods are based on self-assembly, 7-16…

Materials Science · Physics 2009-11-13 Anton Sidorov , David Mudd , Gamini Sumanasekera , P. J. Ouseph , C. S. Jayanthi , Shi-Yu Wu*

The development of scalable techniques to make 2D material heterostructures is a major obstacle that needs to be overcome before these materials can be implemented in device technologies industrially. Electrodeposition is an industrially…

A direct electronics printing technique through atomized spraying for patterning room temperature liquid metal droplets on desired substrate surfaces is proposed and experimentally demonstrated for the first time. This method has…

Materials Science · Physics 2015-06-17 Qin Zhang , Yunxia Gao , Jing Liu

We investigate 1D aperiodic multilayer microstructures in order to achieve near total absorption in preselected wavelengths in a graphene monolayer. Our structures are designed by a genetic optimization algorithm coupled to a transfer…

Optics · Physics 2018-03-14 Iman Zand , Hamed Dalir , Ray T. Chen , Jonathan P. Dowling

The electrical characterisation of graphene, either in plane sheets or in properly geometrised form can be approached using non-contact methods already employed for thin film materials. The extraordinary thinness (and, correspondingly, the…

Applied Physics · Physics 2020-07-29 Alexandra Fabricius , Alessandro Cultrera , Alessandro Catanzaro

Single layers of carbon dubbed "graphenes", from which graphite is built, have attracted broad interest in the scientific community because of recent exciting experimental results. Graphene is interesting from a fundamental research…

Materials Science · Physics 2008-01-05 Yakov Kopelevich , Pablo Esquinazi

We study the electromagnetic properties of a metamaterial consisting of polarizable (nano)particles and a single graphene sheet placed at the interface between two dielectrics. We show that the particle's polarizability is renormalized…

Mesoscale and Nanoscale Physics · Physics 2015-06-09 Jaime E. Santos , M. I. Vasilevskiy , N. M. R. Peres , G. Smirnov , Yu. V. Bludov

Graphene is an atomically thin plasmonic medium that supports highly confined plasmon polaritons, or nano-light, with very low loss. Electronic properties of graphene can be drastically altered when it is laid upon another graphene layer,…

Mesoscale and Nanoscale Physics · Physics 2019-01-25 S. S. Sunku , G. X. Ni , B. -Y. Jiang , H. Yoo , A. Sternbach , A. S. McLeod , T. Stauber , L. Xiong , T. Taniguchi , K. Watanabe , P. Kim , M. M. Fogler , D. N. Basov

Electronic devices based on graphene technology are catching on rapidly and the ability to engineer graphene properties at the nanoscale is becoming, more than ever, indispensable. Here, we present a new procedure of graphene…

Mesoscale and Nanoscale Physics · Physics 2016-09-07 A. Stöhr , S. Forti , S. Link , A. A. Zakharov , K. Kern , U. Starke , H. M. Benia

We show that it is possible to prepare and identify ultra--thin sheets of graphene on crystalline substrates such as SrTiO$_3$, TiO$_2$, Al$_2$O$_3$ and CaF$_2$ by standard techniques (mechanical exfoliation, optical and atomic force…

Materials Science · Physics 2009-11-06 S. Akcoeltekin , M. El Kharrazi , B. Koehler , A. Lorke , M. Schleberger

Using local scanning electrical techniques we study edge effects in side-gated Hall nanodevices made of epitaxial graphene. We demonstrate that lithographically defined edges of the graphene channel exhibit hole conduction within the narrow…

Graphene, a two-dimensional crystal made of carbon atoms, provides a new and unexpected bridge between low and high-energy physics. The field has evolved very fast and very good reviews are already available in the literature. Graphene…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Alberto Cortijo , Francisco Guinea , Maria A. H. Vozmediano

Graphene ranks highly as a possible material for future high-speed and flexible electronics. Current fabrication routes, which rely on metal substrates, require post synthesis transfer of the graphene onto a Si wafer or in the case of…

Femtosecond micromachining offers a contact-free and mask-less technique for material patterning. With ultrafast laser irradiation, permanent modifications to the properties of single layer graphene through material ablation or defect…

Materials Science · Physics 2019-03-13 Andres Vasquez , Panagis Samolis , Junjie Zeng , Michelle Y Sander

Hybrid Graphene/magnetic structures offer a unique playground for fundamental research, and opportunities for emerging technologies. Graphene-spaced ultrathin structures with antiferromagnetic exchange-coupling (AFC) seem a relevant…

Materials Science · Physics 2017-10-30 P. Gargiani , R. Cuadrado , H. B. Vasili , M. Pruneda , M. Valvidares

We demonstrate ink-jet printing as a viable method for large area fabrication of graphene devices. We produce a graphene-based ink by liquid phase exfoliation of graphite in N-Methylpyrrolidone. We use it to print thin-film transistors,…

We have developed a novel method for crystalline hydrogenation of graphene on the nanoscale. Molecular hydrogen was physisorbed at 5 K onto pristine graphene islands grown on Cu(111) in ultrahigh vacuum. Field emission local to the tip of a…

Mesoscale and Nanoscale Physics · Physics 2017-06-06 S. J. Tjung , S. M. Hollen , G. A. Gambrel , N. M. Santagata , E. Johnston-Halperin , J. A. Gupta