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The growth of para-sexiphenyl (6P) thin films as a function of substrate temperature on Ir{111} supported graphene flakes has been studied in real-time with Low Energy Electron Microscopy (LEEM). Micro Low Energy Electron Diffraction (\mu…

Graphene has recently attracted a great deal of interest in both academia and industry because of its unique electronic and optical properties [1,2], as well as its chemical, thermal, and mechanical properties. The superb characteristics of…

Materials Science · Physics 2010-06-29 Mingsheng Xu , Daisuke Fujita , Keisuke Sagisaka , Eiichiro Watanabe , Nobutaka Hanagata

The physical processes occurring in the presence of disorder: point defects, grain boundaries, etc. may have detrimental effects on the electronic properties of graphene. Here we present an approach to reveal the grain structure of graphene…

In this letter we report the observation of ballistic transport on micron length scales in graphene synthesised by chemical vapour deposition (CVD). Transport measurements were done on Hall bar geometries in a liquid He cryostat. Using…

Mesoscale and Nanoscale Physics · Physics 2014-01-28 V. E. Calado , Shou-En Zhu , S. Goswami , Q. Xu , K. Watanabe , T. Taniguchi , G. C. A. M. Janssen , L. M. K. Vandersypen

A comparative study of the structural, microstructural and magnetic properties of CrO$_2$ thin films grown onto (110) and (100) TiO$_2$ rutile single crystal substrates by chemical vapor deposition (CVD), using CrO$_3$ as chromium precursor…

Materials Science · Physics 2016-11-28 A. C. Duarte , N. Franco , A. S. Viana , N. I. Polushkin , A. J. Silvestre , O. Conde

In this work, the effect of the ion fluence-dependent defect formation on the modification of surface electronic and optical properties of graphene has been investigated. The chemical vapor deposited (CVD) graphene was irradiated with swift…

Materials Science · Physics 2022-06-14 Tanmay Mahanta , Sanjeev Kumar , D. Kanjilal , Tanuja Mohanty

After the pioneering investigations into graphene-based electronics at Georgia Tech (GT), great strides have been made developing epitaxial graphene on silicon carbide (EG) as a new electronic material. EG has not only demonstrated its…

We present results on the deposition and characterization of defected graphene by the chemical vapor deposition (CVD) method. The source of carbon/carbon-containing radicals is thermally decomposed acetone (C2H6CO) in Ar main gas flow. The…

Mesoscale and Nanoscale Physics · Physics 2017-11-22 T. I. Milenov , I. Avramova , E. Valcheva , G. V. Avdeev , S. Rusev , S. Kolev , I. Balchev , I. Petrov , D. Pishinkov , V. N. Popov

Epitaxial MgB2 thick films were grown on Al2O3 substrates at 600 oC by using the hybrid physical chemical vapor deposition (HPCVD) technique. In order to obtain a high magnesium vapor pressure around the substrates, we used a special…

The first selective growth of graphenic carbon thin films on silicon dioxide is reported. A preliminary e-beam exposure of the substrate is found to strongly affect the process of such films growth. The emphasis is placed on the influence…

Materials Science · Physics 2015-12-24 Maxim Knyazev , Daria Sedlovets , Oleg Trofimov , Arkady Redkin

It is significant to prepare large area of high quality graphene for the study of the characteristics of graphene and the research of the nano-devices based on graphene. This paper summarizes the experiment progresses and mechanism of…

Mesoscale and Nanoscale Physics · Physics 2012-03-01 Tian Yuan , Zhao Qian-Ying , Hu Jing , Zhou Chen , Miao Ling , Jiang Jian-Jun

Depth profiling of graphene with high-resolution ion beam analysis is a practical method for analysis of monolayer thicknesses of graphene. Not only is the energy resolution sufficient to resolve graphene from underlying SiC, but by use of…

Materials Science · Physics 2011-08-11 M. Copel , S. Oida , A. Kasry , A. A. Bol , J. B. Hannon , R. M. Tromp

Chemical Vapor Deposition (CVD) of graphene on copper is one of the most efficient technologies for producing high quality graphene for large areas. Nevertheless, still high pressures and big quantities of precursor gas are currently…

Materials Science · Physics 2014-09-18 V-M. Freire , A. Ramirez , E. Pascual , E. Bertran , J-L. Andujar

We demonstrate a method for synthesizing large scale single layer graphene by thermal annealing of ruthenium single crystal containing carbon. Low energy electron diffraction indicates the graphene grows to as large as millimeter dimensions…

Materials Science · Physics 2007-09-19 Y. Pan , N. Jiang , J. T. Sun , D. X. Shi , S. X. Du , Feng Liu , H. -J. Gao

The obtention of quantum-grade rare-earth doped oxide thin films that can be integrated with optical cavities and microwave resonators is of great interest for the development of scalable quantum devices. Among the different growth methods,…

MgGeN2 films were synthesized using metal-organic chemical vapor deposition on GaN/c-sapphire templates and c-plane sapphire substrates. Energy-dispersive X-ray spectroscopy was used to estimate the cation composition ratios. To mitigate…

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,…

A great deal of interest is directed nowadays towards the development of innovative technologies in the field of quantum information and quantum computing, with emphasis on obtaining reliable qubits as building blocks. The realization of…

Materials Science · Physics 2025-08-14 Arianna Nigro , Eric Jutzi , Nicolas Forrer , Andrea Hofmann , Gerard Gadea , Ilaria Zardo

Chemical vapor deposition (CVD) on Cu foil is one of the most promising methods to produce graphene samples despite of introducing numerous grain boundaries into the perfect graphene lattice. A rich variety of GB structures can be realized…

Mesoscale and Nanoscale Physics · Physics 2013-10-28 Péter Vancsó , Géza I. Márk , Philippe Lambin , Alexandre Mayer , Chanyong Hwang , László P. Biró

We demonstrate the extensive study on how film density and crystallinity of molybdenum carbide ($MoC_{x}$) can be tailored during plasma-enhanced ALD (PEALD) by controlling either the plasma exposure time or the ion energy. We investigated…

Applied Physics · Physics 2019-11-13 Eldad Grady , Marcel Verheijen , Tahsin Faraz , Saurabh Karwal , W. M. M. Kessels , Ageeth A. Bol