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Boron nitride is a promising material for nanotechnology applications due to its two-dimensional graphene-like, insulating, and highly-resistant structure. Recently it has received a lot of attention as a substrate to grow and isolate…

材料科学 · 物理学 2013-09-25 Claudio Attaccalite , Ludger Wirtz , Andrea Marini , Angel Rubio

Dynamic control of light, and in particular beam steering, is pivotal in various optical applications, including telecommunications, LiDAR, and biomedical imaging. Traditional approaches achieve this by interfacing a tunable modulating…

Semiconducting single-wall carbon nanotubes (s-SWNTs) have proved to be promising material for nanophotonics and optoelectronics. Due to the possibility of tuning their direct band gap and controlling excitonic recombinations in the…

Polarized light has various potential applications in the communication bands, including optical communication, polarization imaging, quantum emission, and quantum communication. However, optimizing polarization control requires continuous…

光学 · 物理学 2024-03-12 Xinyang Wang , Qi Lin , Lingling Wang , Guidong Liu

For the quality inspection of carbon fiber sheet molding compounds, polarization imaging is a promising alternative to more established methods like computed tomography, since it is cheaper, faster, and provides a larger field-of-view. For…

仪器与探测器 · 物理学 2024-10-16 Miro Duhovic , Alex Keilmann , Dominic Schommer , Claudia Redenbach , Katja Schladitz

Molecular level components, like carbon multiwalled nanotubes (MWNT), show great potential for future nanoelectronics. At low frequencies, only the outermost carbon layer determines the transport properties of the MWNT. Due to the…

介观与纳米尺度物理 · 物理学 2007-05-23 Markus Ahlskog , Pertti Hakonen , Mikko Paalanen , Leif Roschier , Reeta Tarkiainen

Macroscopic fibers of carbon nanotubes (CNT) have emerged as an ideal architecture to exploit the exceptional properties of CNT building blocks in applications ranging from energy storage to reinforcement in structural composites.…

Polarized neutrons are a powerful probe to investigate magnetism in condensed matter on length scales from single atomic distances to micrometers. With the ongoing advancement of neutron optics, that allow to transport beams with increased…

仪器与探测器 · 物理学 2017-08-02 Jochen Stahn , Artur Glavic

Dielectric properties of carbon nanotubes (CNT) are calculated with taking into account the deviation of carbon valence electrons from to be placed exactly on the CNT surface. The results show difference to the usually applied 2D electron…

介观与纳米尺度物理 · 物理学 2012-04-04 V. A. Aleksandrov , A. V. Stepanov , G. M. Filippov

The electronic properties of boron-nitride nanoribbons (BNNRs) doped with a line of carbon atoms are investigated by using density functional calculations. Three different configurations are possible: the carbon atoms may replace a line of…

介观与纳米尺度物理 · 物理学 2015-06-04 J. Beheshtian , A. Sadeghi , M. Neek-Amal , K. H. Michel , F. M. Peeters

We report on coupling between semiconducting single-wall carbon nanotubes (s-SWNT) photoluminescence and silicon microring resonators. Polyfluorene extracted s-SWNT deposited on such resonators exhibit sharp emission peaks, due to…

光学 · 物理学 2015-08-06 Adrien Noury , Xavier Le Roux , Laurent Vivien , Nicolas Izard

High-performance solution-processed short-channel carbon nanotube (CNT) thin film transistors (TFTs) are fabricated using densely aligned arrays of metallic CNTs (m-CNTs) as source and drain electrodes, and aligned arrays of semiconducting…

介观与纳米尺度物理 · 物理学 2015-06-18 Biddut K. Sarker , Narae Kang , Saiful I. Khondaker

We present a novel, cost-effective and facile technique, wherein multi-walled carbon nano-tubes (CNTs) were used to transform a photoluminescent material to exhibit stable and efficient electroluminescence (EL) at low-voltages. As a case…

材料科学 · 物理学 2012-11-19 D. Haranath , Sonal Sahai , Mushahid Husain , Savvi Mishra , Virendra Shanker

We present optical nanoantennas designed for applications that require processing temperatures larger than 800{\deg}C. The antennas consist of arrays of Re/Pt bilayer strips fabricated with a lift-off-free technique on top of etched…

介观与纳米尺度物理 · 物理学 2017-07-12 Christian Bäuml , Tobias Korn , Christoph Lange , Christian Schüller , Christoph Strunk , Nicola Paradiso

Fibres of ultralong and aligned carbon nanotubes (CNT) have axial properties above reference engineering materials, proving to be exceptional materials for application in structural composites, energy storage and other devices. For CNT…

材料科学 · 物理学 2021-05-07 Anastasiia Mikhalchan , María Vila , Luis Arévalo , Juan J. Vilatela

The one-dimensional confinement of quasiparticles in individual carbon nanotubes (CNTs) leads to extremely anisotropic electronic and optical properties. In a macroscopic ensemble of randomly oriented CNTs, this anisotropy disappears…

Transistors incorporating single-wall carbon nanotubes (CNTs) as the channel material are used in a variety of electronics applications. However, a competitive CNT-based technology requires the precise placement of CNTs at predefined…

Carbon nanotube fibers are materials with an exceptional combination of properties, including higher toughness than carbon fibers, electrical conductivity above metals, large specific surface area (250 $\frac{m^2}{g}$) and high…

应用物理 · 物理学 2019-02-20 Belén Alemán , María Vila , Juan J. Vilatela

Optical hyperspectral imaging based on absorption and scattering of photons at the visible and adjacent frequencies denotes one of the most informative and inclusive characterization methods in material research. Unfortunately, restricted…

While one of the most promising applications of carbon nanotubes (CNTs) is to enhance polymer orientation and crystallization to achieve advanced carbon fibers, the successful realization of this goal has been hindered by the insufficient…

材料科学 · 物理学 2018-08-13 Juho Lee , Ji Il Choi , Art E. Cho , Satish Kumar , Seung Soon Jang , Yong-Hoon Kim