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The carbon nanostructures are perspective materials for the future applications. This has two reasons: first, the hexagonal atomic structure which enables a high molecular variability by placing different kinds of the defects and second,…

Mesoscale and Nanoscale Physics · Physics 2016-12-06 Jan Smotlacha , Richard Pincak

In this review, we present our recent computational work on carbon-based nanostructured composites. These materials consist of carbon crystallites embedded in an amorphous carbon matrix and are modeled here through classical and…

Materials Science · Physics 2011-03-01 Maria Fyta , Christos Mathioudakis , Ioannis N. Remediakis , Pantelis C. Kelires

Energy demands of modern society require efficient means of energy conversion and storage. Nanocarbons have been identified as versatile materials which combine many desirable properties, allowing them to be used in electrochemical power…

As renewable energy is becoming a critical energy source to meet the global demand, electrochemical energy storage devices become indispensable for the efficient energy storage and reliable supply. The electrode material is the key factor…

In the last three decades, zero-dimensional, one-dimensional, and two-dimensional carbon nanomaterials (i.e., fullerenes, carbon nanotubes, and graphene, respectively) have attracted significant attention from the scientific community due…

Mesoscale and Nanoscale Physics · Physics 2014-02-04 Deep Jariwala , Vinod K. Sangwan , Lincoln J. Lauhon , Tobin J. Marks , Mark C. Hersam

We use large scale ab-initio calculations to describe electronic structures of graphene, graphene nanoribbons, and carbon nanotubes periodically perforated with nanopores. We disclose common features of these systems and develop a unified…

Mesoscale and Nanoscale Physics · Physics 2011-07-25 Artem Baskin , Petr Kral

Carbon nanotubes have emerged as a possible new material for electronic applications. They show promising characteristics for transistors as well as for interconnects. Here we review their basic properties and focus on the status of…

Materials Science · Physics 2007-05-23 Franz Kreupl , Andrew P. Graham , Maik Liebau , Georg S. Duesberg , Robert Seidel , Eugen Unger

A theoretical study of the electronic properties of nanodisks and nanocones is presented within the framework of a tight-binding scheme. The electronic densities of states and absorption coefficients are calculated for such structures with…

Mesoscale and Nanoscale Physics · Physics 2013-02-27 P. Ulloa , M. Pacheco , L. E. Oliveira , A. Latge

This review summarizes the current studies of the thermal transport properties of one-dimensional (1D) carbon nanomaterials and nanoarchitectures. Considering different hybridization states of carbon, emphases are laid on a variety of 1D…

Materials Science · Physics 2018-03-20 Haifei Zhan , Yuantong Gu

Fullerene functionalized carbon nanotubes -- NanoBuds -- form a novel class of hybrid carbon materials, which possesses many advantageous properties as compared to the pristine components. Here, we report a theoretical study of the…

Mesoscale and Nanoscale Physics · Physics 2009-05-08 J. A. Furst , J. Hashemi , T. Markussen , M. Brandbyge , A. P. Jauho , R. M. Nieminen

Some of the synthesis methods and physical properties of iron-oxide based magnetic nanoparticles such as Fe3-xO4 and CoxFe3-xO4 are reviewed because of their interest in health, environmental applications, and ultra-high-density magnetic…

We use first principles simulations to investigate the electronic properties of a set of carbon nanocages with a bipartite structure. These nanocages are exclusively formed by hexagonal and tetragonal rings and we show they feature frontier…

A summary is given of a talk on the physics and technology of hybrid metallic nanostructures, with a view to metallic nanoelectronics. In the beginning of the talk it was noted that the majority of the presentations at the conference were…

Mesoscale and Nanoscale Physics · Physics 2009-10-08 V. T. Petrashov

Atomic nanolines are one dimensional systems realized by assembling many atoms on a substrate into long arrays. The electronic properties of the nanolines depend on those of the substrate. Here, we demonstrate that to fully understand the…

Materials Science · Physics 2017-12-20 M. Longobardi , C. J. Kirkham , R. Villarreal , S. A. Koster , D. R. Bowler , Ch. Renner

We present a machine learning based model that can predict the electronic structure of quasi-one-dimensional materials while they are subjected to deformation modes such as torsion and extension/compression. The technique described here…

Materials Science · Physics 2022-06-01 Shashank Pathrudkar , Hsuan Ming Yu , Susanta Ghosh , Amartya S. Banerjee

Coatings of ternary nanocomposite Si-C-N ceramic coatings have shown newer and improved mechanical and functional properties over the coarser and monolithic coatings. Properties like high hardness, wear resistance, oxidation resistance,…

Materials Science · Physics 2016-08-22 A. S. Bhattacharyya

Time-dependent fields are a valuable tool to control fundamental quantum phenomena in highly coherent low dimensional electron systems. Carbon nanotubes and graphene are a promising ground for these studies. Here we offer a brief overview…

Mesoscale and Nanoscale Physics · Physics 2009-07-28 L. E. F. Foa Torres , G. Cuniberti

Nanoporous carbon has been extensively used in a wide range of applications ranging from water treatment to electrochemical applications, such as in energy storage devices. An effort to relate structural to thermodynamical properties has…

Mesoscale and Nanoscale Physics · Physics 2017-01-27 L. M. Mejía-Mendoza , M. Valdéz-González , Jesus Muñiz , U. Santiago , A. K. Cuentas-Gallegos , M. Robles

The microstructure, electronic structure, and chemical bonding of chromium carbide thin films with different carbon contents have been investigated with high-resolution transmission electron microscopy, electron energy loss spectroscopy and…

Mesoscale and Nanoscale Physics · Physics 2012-05-04 Martin Magnuson , Matilda Andersson , Jun Lu , Lars Hultman , Ulf Jansson

Nanomaterials have much improved properties compared to their bulk counterparts, which promotes them as ideal material for applications in various industries. Among the various nanomaterials, different nanoallotropes of carbon, namely…

Applied Physics · Physics 2020-04-27 Joydip Sengupta
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