English
Related papers

Related papers: Theoretical prediction of interfacial thermal cond…

200 papers

We explore the physics of thermal impedance matching at the interface between two dissimilar materials by controlling the properties of a single atomic mass or bond. The maximum thermal current is transmitted between the materials when we…

Mesoscale and Nanoscale Physics · Physics 2015-05-22 Carlos A. Polanco , Christopher B. Saltonstall , Pamela M. Norris , Patrick E. Hopkins , Avik W. Ghosh

The application of low-dimensional materials for heat dissipation requires a comprehensive understanding of the thermal transport at the cross interface, which widely exists in various composite materials and electronic devices. In this…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Wentao Feng , Xiaoxiang Yu , Yue Wang , Dengke Ma , Zhijia Sun , Chengcheng Deng , Nuo Yang

Using a novel suite of cosmological simulations zooming in on a Mpc-scale intergalactic sheet or "pancake" at z~3-5, we conduct an in-depth study of the thermal properties and HI content of the warm-hot intergalactic medium (WHIM) at those…

Cosmology and Nongalactic Astrophysics · Physics 2021-12-22 Nir Mandelker , Frank C. van den Bosch , Volker Springel , Freeke van de Voort , Joseph N. Burchett , Iryna S. Butsky , Daisuke Nagai , S. Peng Oh

We have examined the interfacial thermal conductance {\sigma}int of single and multi-layer graphene samples prepared on fused SiO2 substrates by mechanical exfoliation of graphite. By using an ultrafast optical pump pulse and monitoring the…

Materials Science · Physics 2010-09-02 Kin Fai Mak , Chun Hung Lui , Tony F. Heinz

The junction temperature is a very important parameter for monitoring power electronics converters based on MOSFET transistors. They offer the possibility of switching at relatively higher frequencies than other transistors like IGTBTs.…

Classical Physics · Physics 2024-07-02 Ali El Arabi , Denis Maillet , Nicolas Blet , Benjamin Remy

The properties of interfaces in non-equilibrium situations are studied by constructing a density matrix with a space-dependent temperature. The temperature gradient gives rise to new terms in the equation for the order parameter. Surface…

High Energy Physics - Lattice · Physics 2009-10-28 Michael C. Ogilvie

As technology scales down, the static power is expected to become a significant fraction of the total power. The exponential dependence of static power with the operating temperature makes the thermal profile estimation of high-performance…

Hardware Architecture · Computer Science 2011-11-09 J. L. Rossello , V. Canals , S. A. Bota , A. Keshavarzi , J. Segura

A semi-analytical model for studying thermal transport at the nanoscale, able to accurately describe both the effect of out of equilibrium transport and the thermal transfer at interfaces, is presented. Our approach is based on the…

Mesoscale and Nanoscale Physics · Physics 2020-06-26 B. Davier , P. Dollfus , S. Volz , J. Shiomi , J. Saint-Martin

Atomic diffusion at nanometer length scale may differ significantly from bulk diffusion, and may sometimes even exhibit counterintuitive behavior. In the present work, taking Cu/Ni as a model system, a general phenomenon is reported which…

Materials Science · Physics 2019-05-15 Atul Tiwari , M. K. Tiwari , Mukul Gupta , H. -C. Wille , Ajay Gupta

This paper deals with an analytical modeling of heat transfers simulating a new radiation calorimeter operating in a temperature range from -50 {\deg}C to 150 {\deg}C. The aim of this modeling is the evaluation of the feasibility and…

Instrumentation and Detectors · Physics 2016-01-11 Elysée Obame Ndong , Olivier Gallot-Lavallée , Frédéric Aitken

The temperature profile (TP) of the intracluster medium (ICM) is of primeval importance for deriving the dynamical parameters of the largest equilibrium systems known in the universe, in particular their total mass profile. Analytical…

Astrophysics · Physics 2009-10-31 S. Dos Santos

We study the heat transfer between elastic solids with randomly rough surfaces. We include both the heat transfer from the area of real contact, and the heat transfer between the surfaces in the noncontact regions. We apply a recently…

Soft Condensed Matter · Physics 2009-08-28 B. N. J. Persson , B. Lorenz , A. I. Volokitin

The influence of temperature on interfacial fluid slip, as measured by molecular-dynamics simulations of a Couette flow comprising a Lennard-Jones fluid and rigid crystalline walls, is examined as a function of the fluid-solid interaction…

Fluid Dynamics · Physics 2021-06-30 Thiago F. Viscondi , Adriano Grigolo , Iberê L. Caldas , Julio R. Meneghini

In a previous paper \cite{Jahn:2018dke} we presented a methodology for computing the topological susceptibility of QCD at temperatures where it is small and standard methods fail. Here we improve on this methodology by removing two barriers…

High Energy Physics - Lattice · Physics 2020-02-05 P. Thomas Jahn , Guy D. Moore , Daniel Robaina

Graphene, as a passivation layer, can be used to protect the black phosphorus from the chemical reaction with surrounding oxygen and water. However, black phosphorus and graphene heterostructures have low efficiency of heat dissipation due…

Materials Science · Physics 2019-03-28 Yang Chen , Yingyan Zhang , Kun Cai , Jinwu Jiang , Jin-cheng Zheng , Junhua Zhao , Ning Wei

When heat transfers through interface between two different materials, it will encounter an interfacial thermal resistance (ITR) that makes the temperature discontinuous. This effect has been totally neglected so far in the research of…

Applied Physics · Physics 2020-03-04 Xu Zheng , Baowen Li

Graphite intercalation compounds (GICs) have long been recognized as promising candidates for high-temperature superconductivity by intercalation or charge doping, yet experimental progress has stalled with transition temperatures (Tc)…

In this work we study the ice-water interface under coexistence conditions by means of molecular simulations using the TIP4P/2005 water model. Following the methodology proposed by Hoyt and co-workers [J. J. Hoyt, M. Asta and A. Karma,…

Chemical Physics · Physics 2014-10-02 Jorge Benet , Luis G. MacDowell , Eduardo Sanz

We present two measurements of the temperature-density relationship (TDR) of the intergalactic medium (IGM) in the redshift range $2.55 < z < 2.95$ using a sample of 13 high-quality quasar spectra and high resolution numerical simulations…

Cosmology and Nongalactic Astrophysics · Physics 2017-12-27 Alberto Rorai , Robert F. Carswell , Martin G. Haehnelt , George D. Becker , James S. Bolton , Michael T. Murphy

The interface tension in the three-dimensional Ising model in the low temperature phase is investigated by means of the Monte Carlo method. Together with other physically relevant quantities it is obtained from a calculation of time-slice…

High Energy Physics - Lattice · Physics 2010-12-23 Sabine Klessinger , Gernot Muenster
‹ Prev 1 8 9 10 Next ›