English
Related papers

Related papers: Highly Conducting Graphene Sheets and Langmuir-Blo…

200 papers

We demonstrate that graphene coating can provide an efficient protection from oxidation by posing a high energy barrier to the path of oxygen atom, which could have penetrated from the top of graphene to the reactive surface underneath.…

Mesoscale and Nanoscale Physics · Physics 2012-04-25 M. Topsakal , H. Şahin , S. Ciraci

The scientific community has witnessed an exponential increase in the applications of graphene and graphene-based materials in a wide range of fields. For what concerns neuroscience, the interest raised by these materials is two-fold. On…

We present a fabrication method producing large and flat graphene flakes that have a few layers down to a single layer based on substrate bonding of a thick sample of highly oriented pyrolytic graphite (HOPG), followed by its controlled…

Mesoscale and Nanoscale Physics · Physics 2012-07-03 Vincent Huc , Nedjma Bendiab , Noel Rosman , Thomas Ebbesen , Cecile Delacour , Vincent Bouchiat

Graphene is at the centre of an ever growing research effort due to its unique properties, interesting for both fundamental science and applications. A key requirement for applications is the development of industrial-scale, reliable,…

Materials Science · Physics 2013-01-18 F. Bonaccorso , A. Lombardo , T. Hasan , Z. Sun , L. Colombo , A. C. Ferrari

Heterostructures prepared from graphene and fluorographene (FG) using the technology of 2D printing on solid and flexible substrates were fabricated and studied. Excellent stability of printed graphene layers and, to a lesser degree,…

Dispersion-based graphene materials are promising candidates for various sensing applications. They offer the advantage of relatively simple and fast deposition via spin-coating, Langmuir-Blodgett deposition, or inkjet printing. Film…

The deposition of atomically thin highly uniform chemically derived graphene (CDG) films on 300 mm SiO2/Si wafers is reported. We demonstrate that the very thin films can be lifted off to form uniform membranes than can be free-standing or…

Materials Science · Physics 2009-12-11 Hisato Yamaguchi , Goki Eda , Cecilia Mattevi , HoKwon Kim , Manish Chhowalla

All-carbon heterostructures have been produced recently via focused ion beam patterning of single layer graphene. Amorphized graphene is similar to a graphene sheet in which some hexagons are replaced by a combination of pentagonal,…

Materials Science · Physics 2017-04-07 B Mortazavi , Z Fan , LFC Pereira , A Harju , T Rabczuk

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

Graphene revealed a number of unique properties beneficial for electronics, including exceptionally high electron mobility and widely tunable Fermi level. However, graphene does not have an electron energy band gap, which presents a serious…

Materials Science · Physics 2015-10-16 Alexander A. Balandin

Graphene is a two-dimensional (2D) material with over 100-fold anisotropy of heat flow between the in-plane and out-of-plane directions. High in-plane thermal conductivity is due to covalent sp2 bonding between carbon atoms, whereas…

Materials Science · Physics 2013-01-29 Eric Pop , Vikas Varshney , Ajit K. Roy

Chemically derived graphene sheets were found to self-assemble onto patterned gold structures via electrostatic interactions between noncovalent functional groups on GS and gold. This afforded regular arrays of single graphene sheets on…

Materials Science · Physics 2009-02-24 Hailiang Wang , Xinran Wang , Xiaolin Li , Hongjie Dai

Synthesis of graphene with reduced use of chemical reagents is essential for manufacturing scale-up and to control its structure and properties. In this paper, we report on a novel chemical-free mechanism of graphene exfoliation from…

Single-layer superconductors are ideal materials for fabricating superconducting nano devices. However, up to date, very few single-layer elemental superconductors have been predicted and especially no one has been successfully synthesized…

Materials Science · Physics 2019-08-06 Qinyan Gu , Dingyu Xing , Jian Sun

Since the discovery of graphene, its excellent physical properties has greatly improved the performance of many optoelectronic devices and brought important technological revolution to optical research and application. Here, we introduce…

Optics · Physics 2021-09-07 Xianyou Wang , Yunqi Yuan , Xi Xie , Yuquan zhang , Changjun Min , Xiaocong Yuan

Ubiquitous graphene is a stricly 2D material representing an ideal adsorbing platform due to its large specific surface area as well as its mechanical strength and resistance to both thermal and chemical stresses. However, graphene as a…

Materials Science · Physics 2016-10-06 Massimiliano Bartolomei , Giacomo Giorgi

Recently, graphene is of highly interest owing to its outstanding conductivity, mechanical strength, thermal stability, etc. Among various graphene synthesis methods, atmosphere pressure chemical vapor deposition (APCVD) is one of the best…

Applied Physics · Physics 2018-08-04 V. Phuong Pham

Results of a study on the electrochemical properties of exfoliated single and multilayer graphene flakes are presented. Graphene flakes were deposited on silicon/silicon oxide wafers to enable fast and accurate characterization by optical…

Mesoscale and Nanoscale Physics · Physics 2011-10-11 Anna T. Valota , Ian A. Kinloch , Kostya S. Novoselov , Cinzia Casiraghi , Axel Eckmann , Ernie W. Hill , Robert A. W. Dryfe

Graphene stands as a promising material with vast potential across energy storage, electronics, etc. Here, we present a novel mechanical approach utilizing ultrasonic high-energy intercalation exfoliation to extract monolayer graphene from…

Materials Science · Physics 2025-01-15 Kaitong Sun , Si Wu , Junchao Xia , Yinghao Zhu , Guanping Xu , Hai-Feng Li

Graphene - a monolayer of carbon atoms densely packed into a hexagonal lattice - has one of the strongest possible atomic bonds and can be viewed as a robust atomic-scale scaffold, to which other chemical species can be attached without…