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Related papers: On Carbon Nanotubes in the Interstellar Medium

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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…

Single walled carbon nanotubes (SWNT) have displayed a wealth of quantum transport phenomena thus far. Defect free, unperturbed SWNTs with wellbehaved or tunable metal contacts are important to probing the intrinsic electrical properties of…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 Jien Cao , Qian Wang , Hongjie Dai

Various unique physical, chemical, mechanical and electronic properties of carbon nanotube (CNT) make it very useful materials for diverse potential application in many fields. Experimentally synthesized CNTs are generally found in bundle…

Soft Condensed Matter · Physics 2016-11-14 Debabrata Pramanik , Prabal K Maiti

Large arrays of aligned carbon nanotubes (CNTs), open at one end, could be used as target material for the directional detection of weakly interacting dark matter particles (WIMPs). As a result of a WIMP elastic scattering on a CNT, a…

Instrumentation and Detectors · Physics 2016-07-20 G. Cavoto , E. N. M. Cirillo , F. Cocina , J. Ferretti , A. D. Polosa

The structures and symmetries of single-walled carbon nanotubes (SWNTs) are introduced in detail. The physical properties of SWNTs induced by their symmetries can be described by tensors in mathematical point of view. It is found that there…

Mesoscale and Nanoscale Physics · Physics 2009-09-29 Z. C. Tu , Z. C. Ou-Yang

Polarized optical microscopy and spectroscopy are progressively becoming key methods for the high-throughput characterization of individual carbon nanotubes (CNTs) and other one-dimensional nanostructures, on substrate and in devices. The…

UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs) represent a small fraction of interplanetary dust particles reaching the Earth's surface and contain large amounts of an organic component not found elsewhere. They are most probably…

Earth and Planetary Astrophysics · Physics 2018-01-10 E. Dartois , C. Engrand , J. Duprat , M. Godard , E. Charon , L. Delauche , C. Sandt , F. Borondics

The present paper investigates the cross-sectional morphology of Multiwalled Carbon Nanotubes (MWNTs) restrained radially and circumferentially by an infinite surrounding elastic medium, subjected to uniform external hydrostatic pressure.…

Materials Science · Physics 2015-05-13 Motohiro Sato , Hiroyuki Shima , Kohtaroh Iiboshi

Polymer-sorted high-density carbon nanotube (CNT) arrays have shown great potential to extend the silicon-based Moore's law. Imaging the CNT arrays on insulators like SiO2/Si using low-voltage scanning electron microscopy (LVSEM) to acquire…

Applied Physics · Physics 2023-06-06 Boxiang Zhang , Zhiyong Zhang , Chuanhong Jin

Interstellar dust spans a wide range in size distribution, ranging from ultrasmall grains of a few Angstroms to micrometer-size grains. While the presence of nanometer-size dust grains in the Galactic interstellar medium was speculated six…

Astrophysics of Galaxies · Physics 2018-11-14 Yanxia Xie , Luis C. Ho , Aigen Li , Jinyi Shangguan

New phenomenon of a weak energy localization of optical low-frequency oscillations in carbon nanotubes (CNT) is analytically predicted in the framework of continuum shell theory. This phenomenon takes place for CNTs of finite length with…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Valeri V. Smirnov , Denis S. Shepelev , Leonid I. Manevitch

Primordial nucleosynthesis provides a probe of the universal abundance of baryons when the universe was only a few minutes old. Recent observations of anisotropy in the cosmic microwave background (CMB) probe the baryon abundance when the…

Astrophysics · Physics 2007-05-23 G. Steigman , J. P. Kneller , A. Zentner

The future interconnect links in intra- and inter-chip require the photodetector with high bandwidth, ultra-wide waveband, compact footprint, low-cost, and compatible integration process with silicon complementary metal-oxide-semiconductor…

Optics · Physics 2023-03-16 Weifeng Wu , Fan Yang , Xiansong Fang , Xiang Cai , Xiaohui Liu , Fan Zhang , Sheng Wang

An investigation concerning the tautness of suspended carbon nanotubes (CNTs), grown using the chemical vapor deposition (CVD) method is presented. The suspended nanotubes were analyzed with both a transmission electron microscope (TEM),…

Materials Science · Physics 2007-05-23 Z. R. Abrams , Y. Hanein

In the present work we discuss based on extensive fully atomistic molecular dynamics simulations the dynamics of Neon atoms oscillating inside (5,5)single-walled carbon nanotubes (CNTs) and boron-nitride (BNNT) ones. Our results show that…

Materials Science · Physics 2007-07-24 Karl M. Garcez , David L. Azevedo , Douglas S. Galvão

Recently, laser-assisted chemical vapor deposition was used to synthesize a free-standing, continuous, and stable monolayer amorphous carbon (MAC). MAC is a pure carbon structure composed of randomly distributed five, six, seven, and eight…

The metallicity evolution and ionization history of the universe must leave its imprint on the Cosmic Microwave Background through resonant scattering of CMB photons by atoms, ions and molecules. These transitions partially erase original…

Astrophysics · Physics 2011-05-23 K. Basu , C. Hernandez-Monteagudo , R. Sunyaev

Carbon nanotubes (CNT) have been recently proposed as stabilizers against grain growth that can happen even at low temperature inputs in nano-crystalline and ultrafine-grained materials obtained by severe plastic deformation. In this study,…

Carbon nanotubes (CNTs - long tubular carbon nanostructures) belong to the best electron field emitting materials. Based on the experimentally determined electron density in the dual hot filament/DC plasma deposition system the electric…

Plasma Physics · Physics 2007-05-23 J. Blazek , P. Spatenka , Ch. Taeschner , A. Leonhardt

Macroscopic fibres of carbon nanotubes are hierarchical structures combining long building blocks preferentially oriented along the fibre axis and a large porosity arising from the imperfect packing of bundles. Synchrotron small-angle X-ray…

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