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Materials comprising carbon nanotube (CNT) aligned nanowire (NW) polymer nanocomposites (A-PNCs) are emerging as next-generation materials for use in aerospace structures. Enhanced operating regimes, such as operating temperatures, motivate…

Applied Physics · Physics 2017-12-19 Itai Y. Stein , Hanna M. Vincent , Stephen A. Steiner , Elena Colombini , Brian L. Wardle

We present a new mechanism of carbon nanotube superconductivity that originates from edge states which are specific to graphene. Using on-site and boundary deformation potentials which do not cause bulk superconductivity, we obtain an…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 K. Sasaki , J. Jiang , R. Saito , S. Onari , Y. Tanaka

A complex quantum dot circuit based on a clean and suspended carbon nanotube embedded in a circuit quantum electrodynamique (cQED) architecture is a very attractive platform to investigate a large spectrum of physics phenomena ranging from…

Mesoscale and Nanoscale Physics · Physics 2020-10-28 T. Cubaynes , L. C. Contamin , M. C. Dartiailh , M. M. Desjardins , A. Cottet , M. R. Delbecq , T. Kontos

PCPDTBT nanostructures have been synthesized via template-assisted method and polymer-melt technique. The morphological, optical and structural properties of the PCPDTBT have been investigated. Melting polymer was used as a driving force to…

Materials Science · Physics 2024-04-03 Muhamad Doris , Khaulah Sulaiman , Azzuliani Supangat

We present a detailed electron diffraction study of individual single-walled carbon nanotubes. A novel sample preparation procedure provides well-separated, long and straight individual single-shell nanotubes. Diffraction experiments are…

Materials Science · Physics 2007-05-23 Jannik C. Meyer , Matthieu Paillet , Georg S. Duesberg , Siegmar Roth

We report the experimental observation of conductance quantization in graphene nanoribbons, where 1D transport subbands are formed due to the lateral quantum confinement. We show that this quantization in graphene nanoribbons can be…

Mesoscale and Nanoscale Physics · Physics 2008-12-18 Yu-Ming Lin , Vasili Perebeinos , Zhihong Chen , Phaedon Avouris

Electronic and optoelectronic devices based on thin films of carbon nanotubes are currently limited by the presence of metallic nanotubes. Here we present a novel approach based on nanotube alkyl functionalization to physically remove the…

Exposing single-walled carbon nanotubes to room temperature UV-generated ozone leads to an irreversible increase in their electrical resistance. We demonstrate that the increased resistance is due to ozone oxidation on the sidewalls of the…

The outstanding multidisciplinary applicability of nanomaterials has paved the path for the rapid advancement of nanoscience during the last few decades. Such technological progress subsequently results in an inevitable environmental…

Materials Science · Physics 2021-09-30 Arpita Adhikari , Joydip Sengupta

Transparent and conductive films (TCFs) are of great technological importance. The high transmittance, electrical conductivity and mechanical strength make single-walled carbon nanotubes (SWCNTs) a good candidate for their raw material.…

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

Few-layer graphene (FLG) is grown on copper and nickel substrates at high rates using a novel flame synthesis method in open-atmosphere environments. Transmittance and resistance properties of the transferred films are similar to those…

We use ab initio density functional calculations to study the chemical functionalization of single-wall carbon nanotubes and graphene monolayers by silyl (SiH3) radicals and hydrogen. We find that silyl radicals form strong covalent bonds…

Materials Science · Physics 2009-11-13 Kiseok Chang , Savas Berber , David Tomanek

A climate mitigation comprehensive solution is presented through the first high yield, low energy synthesis of macroscopic length carbon nanotubes (CNT) wool from CO2 by molten carbonate electrolysis, suitable for weaving into carbon…

Materials Science · Physics 2017-05-26 Marcus Johnson , Jiawen Ren , Matthew Lefler , Gad Licht , Juan Vicini , Stuart Licht

The fabrication of metallic single-walled carbon nanotube electrodes separated by gaps of typically 20nm width by electron-beam-induced oxidation is studied within an active device configuration. The tube conductance is measured…

Scanning probe imaging and manipulation of matter is of crucial importance for nanoscale science and technology. However, its resolution and ability to manipulate matter at the atomic scale is limited by rather poor control over the fine…

Mesoscale and Nanoscale Physics · Physics 2015-03-17 Vasilii I. Artyukhov

We investigate the local electron temperature distribution in carbon nano-ribbon (CNR) and graphene junctions subject to an applied thermal gradient. Using a realistic model of a scanning thermal microscope, we predict quantum temperature…

Mesoscale and Nanoscale Physics · Physics 2013-06-21 Justin P. Bergfield , Mark A. Ratner , Charles A. Stafford , Massimiliano Di Ventra

Thick anatase films were fabricated on graphite substrates using a method of anodic aqueous electrophoretic-deposition using oxalic acid as a dispersant. Thick films were subsequently fired in air and in nitrogen at a range of temperatures.…

Materials Science · Physics 2013-03-13 D. A. H. Hanaor , M. Michelazzi , J. Chenu , C. Leonelli , C. C. Sorrell

The electron field emission of patterned films of nitrogenated carbon nanotubes is shown to be decisively influenced by the deposition conditions. The growth was carried out by decomposing methane in a nitrogen/ammonia atmosphere using hot…

Materials Science · Physics 2015-07-20 Jean-Marc Bonard , Ralph Kurt , Christian Klinke

Graphite is the thermodynamically stable form of carbon, and yet is remarkably difficult to synthesise. A key step in graphite formation is the removal of defects at high temperature ($>$2300~$^{\circ}$C) that allow graphenic fragments to…