English
Related papers

Related papers: Extreme Near-Field Heat Transfer Between Gold Surf…

200 papers

We present a theoretical study of near-field heat transfer between two uniaxial anisotropic planar structures. We investigate how the distance and relative orientation (with respect to their optical axes) between the objects affect the heat…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Svend-Age Biehs , Felipe S. S. Rosa , Philippe Ben-Abdallah

The transmission of the electron across the single normal metal-graphene (NG) and normal-metal-graphene-normal-metal (NGN) junctions has been investigated. For the single NG junction, the profile of the maximum transmission which has been…

Mesoscale and Nanoscale Physics · Physics 2020-10-28 Weixian Yan , Min Guo

Radiative heat transfer between bodies is often dominated by a narrow resonance in the transmission, e.~g. due to a cavity mode or a surface excitation. However, this resonant character is not visible in the average heat current. Here, we…

Mesoscale and Nanoscale Physics · Physics 2022-10-19 J. L. Wise , N. Roubinowitz , W. Belzig , D. M. Basko

Heat conduction by phonons is a ubiquitous process that incorporates a wide range of physics and plays an essential role in applications ranging from space power generation to LED lighting. Heat conduction has been studied for over two…

Mesoscale and Nanoscale Physics · Physics 2014-05-06 Austin J. Minnich

We analyze transport in metallic single-wall carbon nanotubes (SWNTs) on insulating substrates over the bias range up to electrical breakdown in air. To account for Joule self-heating, a temperature-dependent Landauer model for electrical…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Eric Pop , David Mann , Kenneth Goodson , Hongjie Dai

In-situ transmission electron microscopy (TEM) has become an important technique to study dynamic processes at highest spatial resolution and one branch is the investigation of phenomena related with electrical currents. Here, we present…

Mesoscale and Nanoscale Physics · Physics 2025-11-13 Simon Hettler , Raul Arenal

The electron-phonon coupling and the corresponding energy exchange was investigated experimentally and by ab initio theory in non-equilibrium states of the free-electron metal aluminium. The temporal evolution of the atomic mean squared…

Materials Science · Physics 2016-04-11 Lutz Waldecker , Roman Bertoni , Jan Vorberger , Ralph Ernstorfer

Recent experimental measurements for near-field radiative heat transfer between two bodies have been able to approach the gap distance within $2 \; \textrm{nm}$, where the contributions of Coulomb fluctuation and electron's tunneling are…

Mesoscale and Nanoscale Physics · Physics 2018-06-06 Zu-Quan Zhang , Jing-Tao Lü , Jian-Sheng Wang

Thermal transport is an important energy transfer process in nature. Phonon is the major energy carrier for heat in semiconductor and dielectric materials. In analogy to Ohm's law for electrical conductivity, Fourier's law is a fundamental…

Statistical Mechanics · Physics 2012-11-27 Sha Liu , Xiangfan Xu , Rongguo Xie , Gang Zhang , Baowen Li

We study theoretically how energy and heat are transferred between the two-dimensional layers of bilayer carrier systems due to near-field interlayer carrier interaction. We derive general expressions for the interlayer heat transfer and…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Mika Prunnila , Sampo J. Laakso

We investigate the performance of a micro gap vacuum thermionic energy converter considering the loss mechanisms due to the space charge effect and interelectrode radiative heat transfer. The dependencies of the space charge effect and…

Applied Physics · Physics 2020-09-02 Ehsanur Rahman , Alireza Nojeh

We describe very fast electron dynamics for a graphene nanoribbon driven by a control electromagnetic field in the terahertz regime. The mobility as a function of bias possesses a large threshold value when entering a nonlinear transport…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Danhong Huang , Godfrey Gumbs , O. Roslyak

The performance of silicon nano-devices at cryogenic temperatures is critical for quantum qubit control circuits and space applications. Using multi-valley Monte Carlo simulations, we investigate electron transport in Si~(110) systems. At…

Mesoscale and Nanoscale Physics · Physics 2026-03-27 Hsin-Wen Huang , Xi-Jun Fang , Edward Chen , Yuh-Renn Wu

Laser irradiation of materials is most commonly modeled with the two-temperature model (TTM), or its combination with molecular dynamics, TTM-MD. For such modeling, the electronic transport coefficients are required. Here, we calculate the…

Materials Science · Physics 2024-05-14 Nikita Medvedev , Fedor Akhmetov , Igor Milov

Reverse non-equilibrium molecular dynamics (RNEMD) simulations were used to study heat transport in solvated gold interfaces which have been functionalized with a low molecular weight thiolated polyethylene glycol (PEG). The gold interfaces…

Chemical Physics · Physics 2023-12-12 Sydney A. Shavalier , J. Daniel Gezelter

Electron transport is studied in surface oxidized single-crystal copper thin films with a thickness of up to 5.6 nm by applying density functional theory and density functional tight binding methods to determine electron transport…

Long-distance transfer of quantum information in architectures based on quantum dot spin qubits will be necessary for their scalability. One way of achieving it is to simply move the electron between two quantum registers. Precise control…

Mesoscale and Nanoscale Physics · Physics 2021-08-25 Jan A. Krzywda , Łukasz Cywiński

A summary is given of a talk on the physics and technology of hybrid metallic nanostructures, with a view to metallic nanoelectronics. In the beginning of the talk it was noted that the majority of the presentations at the conference were…

Mesoscale and Nanoscale Physics · Physics 2009-10-08 V. T. Petrashov

The temperature and volume dependences of the thermal conductivity of solid Kr(1-x)Xe(x)solution are analyzed within the model in which heat is transferred by mobile low-frequency phonons; above the phonon mobility edge this is done by…

Materials Science · Physics 2007-05-23 V. A. Konstantinov , E. S. Orel , V. P. Revyakin

We study thermal transport through Pt nanowires that bridge planar contacts as a function of wire length and vibrational frequency of the contacts. When phonons in the contacts have lower average frequencies than those in the wires thermal…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 Ya Zhou , Alejandro Strachan
‹ Prev 1 8 9 10 Next ›