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Related papers: Flow Conductance of a Single Nanohole

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Addressing the optical properties of a single nanoparticle in the infrared is particularly challenging, thus alternative methods for characterizing the conductance spectrum of nanoparticles in this spectral range need to be developed. Here…

Mesoscale and Nanoscale Physics · Physics 2017-10-17 Hongyue Wang , Emmanuel Lhuillier , Qian Yu , Alexandre Zimmers , Benoit Dubertret , Christian Ulysse , Hervé Aubin

We investigate through non-equilibrium molecular dynamic simulations the flow of core-softened fluids inside nanotubes. Our results reveal a anomalous increase of the overall mass flux for nanotubes with sufficiently smaller radii. This is…

Soft Condensed Matter · Physics 2015-06-16 J. R. Bordin , J. S. Soares , A. Diehl , M. C. Barbosa

The values obtained experimentally for the conductivity critical exponent in numerous percolation systems, in which the interparticle conduction is by tunnelling, were found to be in the range of $t_0$ and about $t_0+10$, where $t_0$ is the…

Disordered Systems and Neural Networks · Physics 2009-11-11 C. Grimaldi , I. Balberg

The number of precise conductance measurements in nanopores is quickly growing. In order to clarify the dominant mechanisms at play and facilitate the characterization of such systems for which there is still no clear consensus, we propose…

Soft Condensed Matter · Physics 2018-07-25 Manoel Manghi , John Palmeri , Khadija Yazda , Francois Henn , Vincent Jourdain

We have developed a nanomechanical resonator, for which the motional degree of freedom is a superfluid 4He oscillating flow confined to precisely defined nanofluidic channels. It is composed of an in-cavity capacitor measuring the…

Mesoscale and Nanoscale Physics · Physics 2015-01-15 X. Rojas , J. P. Davis

We find that electrons in single-wall carbon nanotubes may propagate substantial distances (tens of nanometers) under the metal contacts. We perform four-probe transport measurements of the nanotube conductance and observe significant…

Mesoscale and Nanoscale Physics · Physics 2013-06-25 A. Makarovski , A. Zhukov , J. Liu , G. Finkelstein

The first quantized Landauer approach to conductance and noise is generalized to particles obeying exclusion statistics. We derive an explicit formula for the crossover between the shot and thermal noise limits and argue that such a…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Serguei B. Isakov , Thierry Martin , Stéphane Ouvry

We demonstrate nanohole formation in AlGaSb by Ga droplet etching within a temperature range from 270{\deg}C to 500{\deg}C, allowing a wide range of tunability of the nanohole density. By leveraging the low vapor pressure of Sb, we can…

Applied Physics · Physics 2021-04-12 Joonas Hilska , Abhiroop Chellu , Teemu Hakkarainen

In this study we consider the stability and transitions for the Poiseuille flow of a second grade fluid which is a model for non-Newtonian fluids. We restrict our attention to flows in an infinite pipe with circular cross section that are…

Analysis of PDEs · Mathematics 2025-07-24 Saadet Ozer , Taylan Sengul

Absolute measurements of neutron fluence are an essential prerequisite of neutron-induced cross section measurements, neutron beam lines characterization and dosimetric investigations. The H(n,p) elastic scattering cross section is a very…

Instrumentation and Detectors · Physics 2018-11-05 Paola Marini , Ludovic Mathieu , Mourad Aïche , Serge Czajkowski , Beatriz Jurado , Igor Tsekhanovich

Heat flow in nanomaterials is an important area of study, with both fundamental and technological implications. However, little is known about heat flow in two-dimensional (2D) devices or interconnects with dimensions comparable to the…

Mesoscale and Nanoscale Physics · Physics 2013-04-18 Myung-Ho Bae , Zuanyi Li , Zlatan Aksamija , Pierre N. Martin , Feng Xiong , Zhun-Yong Ong , Irena Knezevic , Eric Pop

When a current is applied to a type-I superconducting strip containing a narrow channel across its width, magnetic flux spots nucleate at the edge and are then driven along the channel by the current. These flux "drops" are reminiscent of…

Superconductivity · Physics 2007-05-23 Stuart B. Field , Gheorghe Stan

We use electrostatic force microscopy and scanned gate microscopy to probe the conducting properties of carbon nanotubes at room temperature. Multi-walled carbon nanotubes are shown to be diffusive conductors, while metallic single-walled…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. Bachtold , M. S. Fuhrer , S. Plyasunov , M. Forero , Erik H. Anderson , A. Zettl , Paul L. McEuen

Nanodroplets on a solid surface (i.e. surface nanodroplets) have practical implications for high-throughput chemical and biological analysis, lubrications, lab-on-chip devices, and near-field imaging techniques. Oil nanodroplets can be…

Fluid Dynamics · Physics 2017-06-07 Xuehua Zhanga , Ziyang Lu , Huanshu Tan , Lei Bao , Yinghe He , Chao Sun , Detlef Lohse

We present a complete numerical calculation and an experimental data analysis of the universal conductance fluctuations in quasi-one-dimension nanowires. The conductance peak density model, introduced in nanodevice research on [Phys. Rev.…

Mesoscale and Nanoscale Physics · Physics 2018-10-11 T. Verçosa , Yong-Joo Doh , J. G. G. S. Ramos , A. L. R. Barbosa

Superconducting properties of metallic nanowires can be entirely different from those of bulk superconductors because of the dominating role played by thermal and quantum fluctuations of the order parameter. For superconducting wires with…

Superconductivity · Physics 2009-12-16 K. Yu. Arutyunov , D. S. Golubev , A. D. Zaikin

Superconducting circuits are promising candidates for future computational architectures, however, practical applications require fast operation. Here, we demonstrate fast, gate-based switching of an Al nanowire-based superconducting switch…

The mechanism of thermal conductivity in amorphous polymers, especially polymer fibers, is unclear in comparison with that in inorganic materials. Here, we report the observation of across over of heat conduction behavior from three…

Direct numerical simulation of open-channel flow over a bed of spheres arranged in a regular pattern has been carried out at bulk Reynolds number and roughness Reynolds number (based on sphere diameter) of approximately 6900 and 120,…

Fluid Dynamics · Physics 2017-07-20 Marco Mazzuoli , Markus Uhlmann

We derive analytical expressions for the flow of Newtonian and power law fluids in elastic circularly-symmetric tubes based on a lubrication approximation where the flow velocity profile at each cross section is assumed to have its…

Fluid Dynamics · Physics 2014-10-13 Taha Sochi