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Related papers: Single-Walled Carbon Nanotube Sample Purification

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Advanced nanomaterials with enhanced optical and photocatalytic properties for the photodegradation of organic pollutants, in particular pharmaceuticals and personal care products (PPCPs), were successfully prepared by a swift one-pot…

Applied Physics · Physics 2022-09-26 D. M. Alves , J. V. Prata , A. J. Silvestre , O. C. Monteiro

Over the past 20 years, nanocarbons have become more significant as nanostructured fillers in composites and, more recently, as functional elements in a brand-new class of hybrid materials. Microwave-assisted synthesis and processing is a…

Materials Science · Physics 2025-01-22 Nagaraj Nandihalli

We present a multispectroscopic structural study of various nanotube samples with different tube diameters. We determine for each sample the mean bundle and tube diameter as well as the tube diameter distribution. The possibility to work on…

Other Condensed Matter · Physics 2007-05-23 Nicolas Izard , Didier Riehl , Eric Anglaret

Two paramount challenges in carbon nanotube research are achieving chirality-controlled synthesis and understanding chirality-dependent device physics. High-throughput and in-situ chirality and electronic structural characterization of…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Kaihui Liu , Xiaoping Hong , Qin Zhou , Chenhao Jin , Jinghua Li , Weiwei Zhou , Jie Liu , Enge Wang , Alex Zettl , Feng Wang

Field electron emission (FE) from a structure-defined single-walled carbon nanotube (SWNT) was observed experimentally. A series of observations of the same SWNT by scanning electron microscopy, field emission microscopy and transmission…

Applied Physics · Physics 2019-04-02 Masaru Irita , Yoshikazu Homma

Single walled carbon nanotubes (SWNTs) have attracted immense research interest because of their remarkable physical and electronic properties. In particular, electronic devices fabricated using individual SWNT have shown outstanding device…

Mesoscale and Nanoscale Physics · Physics 2014-05-06 Muhammad R. Islam , Saiful I. Khondaker

Recent experiments about the low temperature behaviour of a Single Wall Carbon Nanotube (SWCNT) showed typical Coulomb Blockade (CB) peaks in the zero bias conductance and allowed us to investigate the energy levels of interacting…

Strongly Correlated Electrons · Physics 2009-11-11 S. Bellucci , P. Onorato

The hollow inside of single-wall carbon nanotubes (SWCNT) provides a unique degree of freedom to investigate chemical reactions inside this confined environment and to study the tube properties. It is reviewed herein, how encapsulating…

Materials Science · Physics 2007-05-23 Ferenc Simon , Rudolf Pfeiffer , Hans Kuzmany

Simultaneous photoluminescence and photocurrent measurements on individual single-walled carbon nanotubes reveal spontaneous dissociation of excitons into free electron-hole pairs. Correlation of luminescence intensity and photocurrent…

Mesoscale and Nanoscale Physics · Physics 2014-03-19 Y. Kumamoto , M. Yoshida , A. Ishii , A. Yokoyama , T. Shimada , Y. K. Kato

Ever since the discovery of carbon nanotubes (CNTs), it has long been a challenging goal to create macroscopically ordered assemblies, or crystals, of CNTs that preserve the one-dimensional quantum properties of individual CNTs on a…

Macroscopic ensembles of nanocarbons, such as fibres of carbon nanotubes (CNT), are characterised by a complex hierarchical structure combining coherent crystalline regions with a large porosity arising from imperfect packing of the large…

Towards the development of a useful mechanism for hydrogen storage, we have studied the hydrogenation of single-walled carbon nanotubes with atomic hydrogen using core-level photoelectron spectroscopy and x-ray absorption spectroscopy. We…

We report magnetic measurements up to 1200 K on three different multi-walled carbon nanotube mat samples using Quantum Design vibrating sample magnetometers. Three different samples prepared from arc discharge or chemical vapor deposition…

Superconductivity · Physics 2007-05-23 Guo-meng Zhao , Pieder Beeli

Telecommunications and polarimetry both require the active control of the polarization of light, Currently, this is done by combining intrinsically anisotropic materials with tunable isotropic materials into heterostructures using…

Using molecular dynamics simulations, we investigate systematically the water permeation properties across the single-walled carbon nanotube (SWCNT) in the presence of the terahertz electric field (TEF). With the TEF normal to the nanotube,…

Mesoscale and Nanoscale Physics · Physics 2016-02-17 Qi-Lin Zhang , Rong-Yao Yang , Wei-Zhou Jiang , Zi-Qian Huang

Polymeric membranes, including Polysulfone (PSf) membranes, are routinely used for water treatment. It is known for quite some time that water permeability of above membranes can be improved if one incorporates carbon nanotubes…

Applied Physics · Physics 2021-05-24 Bhakti Hirani , P. S. Goyal

Carbon nanotubes are of central importance for applications in nano-electronics thanks to their exceptional transport properties. They can be used as sensors, for example in biological applications, provided that they are functionalized to…

Mesoscale and Nanoscale Physics · Physics 2020-04-14 Ghassen Jemaï , Jouda Khabthani , Guy Trambly de Laissardière , Didier Mayou

To construct reliable material platforms and to uncover new rules to realize spin-Seebeck effect (SSE) and thermal spin-filtering effect (SFE) are core topics in spin caloritronics. Here we design several single-layer boron-nitrogen…

Mesoscale and Nanoscale Physics · Physics 2018-09-26 Dan-Dan Wu , Hua-Hua Fu , Qing-Bo Liu , Gui-Fang Du , Ruqian Wu

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 demonstrate that AC arc discharge under de-ionized water which has been recently used for carbon nanotubes (CNT) production can be modified to increase the quantity and quality of carbon nanotubes by applying a magnetic field. The carbon…

Materials Science · Physics 2013-08-28 V. K. Jindal , K. Dharamvir , Vitisha Suman , Mepam Tsomo