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相关论文: Water transport inside a single-walled carbon nano…

200 篇论文

In this letter we perform an experimental study of ionic transport and current fluctuations inside individual Carbon Nanotubes (CNT). The conductance exhibits a power law behavior at low salinity, with an exponent close to 1/3 versus the…

软凝聚态物质 · 物理学 2016-04-20 E. Secchi , A. Nigues , L. Jubin , A. Siria , L. Bocquet

Temperature dependence of electrical resistance of single-walled carbon nanotube (SWCNTs)/epoxy nanocomposites, which is characterized by a temperature coefficient of resistance (TCR), is experimentally investigated. In the existing…

应用物理 · 物理学 2025-03-19 Milad Jafarypouria , Sergey Abaimov

Efforts aimed at large-scale integration of nanoelectronic devices that exploit the superior electronic and mechanical properties of single-walled carbon nanotubes (SWCNTs) remain limited by the difficulties associated with manipulation and…

Heat transfer at the liquid/solid interface, especially at the nanoscale, has enormous importance in nanofluids. This study investigates liquid/solid interfacial thermal resistance and structure of the formed molecular nanolayer around a…

软凝聚态物质 · 物理学 2019-03-29 Fatemeh Jabbari , Ali Rajabpour , Seyfollah Saedodin , Somchai Wongwises

Understanding heat transfer characteristics of phase change and enhancing thermal energy transport in nanoscale are of great interest in both theoretical and practical applications. In the present study, we investigated the nanoscale…

计算物理 · 物理学 2016-04-11 Li Li , Pengfei Ji , Yuwen Zhang

High bias electrical transport characteristics of freely suspended metallic single-walled carbon nanotubes (SWNTs) are investigated at 250-400K in vacuum and various gases. Self-heating is exploited to examine the temperature dependence of…

介观与纳米尺度物理 · 物理学 2007-05-23 David Mann , Eric Pop , Jien Cao , Qian Wang , Kenneth Goodson , Hongjie Dai

We will study the competitive effect between the transport of a quantum dot adsorbed to a ballistic channel and laterally coupled to a single-walled carbon nanotube (SWNT). We will use the tight-binding approach to analytically write the…

介观与纳米尺度物理 · 物理学 2020-10-23 Thiago Lobo , Minos A. Neto , Marcio G. da Silva , Octavio D. R. Salmon

We study the effect of confinement in the dynamical behavior of a core-softened fluid. The fluid is modeled as a two length scales potential. This potential in the bulk reproduces the anomalous behavior observed in the density and in the…

软凝聚态物质 · 物理学 2015-06-04 José R. Bordin , Alan B. de Oliveira , Alexandre Diehl , Marcia C. Barbosa

We discuss the Luttinger Liquid behaviour of Large Radius Carbon Nanotube e.g. the Multi Wall ones (MWNT), under the action of a transverse magnetic field $B$. Our results imply a reduction with $B$ in the value of the $bulk$ critical…

介观与纳米尺度物理 · 物理学 2009-11-13 S. Bellucci , P. Onorato

Miniaturized electronics require lightweight conductors that maintain high conductance under demanding conditions. CNT networks are promising candidates, but their transport is governed by inter-nanotube junctions where electron waves…

We present the theoretical investigation of the single walled carbon nanotubes (SWNTs) as the heating agent of photothermal therapy. In our model, the SWNT is modeled by rigid tube surrounded by cancer cells. In this model, we neglect the…

医学物理 · 物理学 2016-11-28 Syahril Siregar , Israr Ul Haq , Ryo Nagaoka , Yoshifumi Saijo

Room-temperature quasi-ballistic electron transport in double-wall carbon nanotubes (DWNT) is demonstrated. Conductance dependence on the length was measured by submerging DWNTs into liquid mercury. The conductance plots show plateaus,…

材料科学 · 物理学 2009-11-10 Hisashi Kajiura , Houjin Huang , Alexey Bezryadin

Water molecules, confined in a carbon nanotube, were monitored using molecular dynamics simulation. Spontaneous directional transportation during a long timescale was observed in the symmetrical nanochannel by a ratchet-like mechanism. This…

生物物理 · 物理学 2008-03-21 Rongzheng Wan , Hangjun Lu , Jinyuan Li , Jingdong Bao , Jun Hu , Haiping Fang

Based on the non-equilibrium molecular dynamics simulations, we have studied the thermal conductivities of a novel ultra-thin one-dimensional carbon nanomaterial - diamond nanothread (DNT). Unlike single-wall carbon nanotube (CNT), the…

材料科学 · 物理学 2015-11-06 Haifei Zhan , Gang Zhang , Yingyan Zhang , V. B. C. Tan , John M. Bell , Yuantong Gu

The orientation of water molecules is the key factor for the fast transport of water in small nanotubes. It has been accepted that the bidirectional water burst in short nanotubes can be transformed into unidirectional transport when the…

计算物理 · 物理学 2020-08-13 Le Jin , Depeng Zhang , Yu Zhu , Xinrui Yang , Yi Gao , Zhigang Wang

Molecular dynamics simulations are used to study the occupancy and flow of water through nanotubes comprised of hydrophobic and hydrophilic atoms, which are arranged on a honeycomb lattice to mimic functionalized carbon nanotubes (CNTs). We…

软凝聚态物质 · 物理学 2015-03-13 Ian Moskowitz , Mark A. Snyder , Jeetain Mittal

Recent studies have shown the possibility of water transport across carbon nanotubes, even in the case of nanotubes with small diameter (0.822 nm). In this case, water shows subcontinuum transport following an ordered 1D structure…

软凝聚态物质 · 物理学 2011-06-23 Luis Figueras , Jordi Faraudo

Colloid or nanoparticle mobility under confinement is of central importance to a wide range of physical and biological processes. Here, we introduce a minimal model of particles in a hydrodynamic continuum to examine how particle shape and…

Making full usage of bipolar transport in single-wall carbon nanotube (SWCNT) transistors could permit the development of two-in-one quantum devices with ultra-short channels. We report on clean $\sim$10 to 100 nm long suspended SWCNT…

介观与纳米尺度物理 · 物理学 2017-06-07 A. C. McRae , V. Tayari , J. M. Porter , A. R. Champagne

Recently, X.Ma et al. [Phys. Rev. Lett. 118, 027402 (2017)] have suggested that water molecules encapsulated in (6,5) single-wall carbon nanotube experience a temperature-induced quasiphase transition around 150 K interpreted as changes in…