Results 51 to 60 of about 364,512 (190)

A Direct Numerical Simulation-Based Analysis of Entropy Generation in Turbulent Premixed Flames

open access: yesEntropy, 2013
A compressible single step chemistry Direct Numerical Simulation (DNS) database of freely propagating premixed flames has been used to analyze different entropy generation mechanisms.
Richard Farran, Nilanjan Chakraborty
doaj   +1 more source

Multiscale modeling of heat conduction in graphene laminates

open access: yes, 2017
We developed a combined atomistic-continuum hierarchical multiscale approach to explore the effective thermal conductivity of graphene laminates. To this aim, we first performed molecular dynamics simulations in order to study the heat conduction at ...
Mortazavi, B, Rabczuk, T
core   +1 more source

Analytical design of effective thermal conductivity for fluid-saturated prismatic cellular metal honeycombs

open access: yesTheoretical and Applied Mechanics Letters, 2016
A comparative optimal design of fluid-saturated prismatic cellular metal honeycombs (PCMHs) having different cell shapes is presented for thermal management applications. Based on the periodic topology of each PCMH, a unit cell (UC) for thermal transport
Wenbin Wang   +5 more
doaj   +1 more source

Elastic and ultrasonic properties of fermium monopnictides

open access: yesEngineering and Applied Science Research, 2020
Determinations of higher order elastic constants, thermal properties, mechanical properties and ultrasonic behavior have been done for fermium monopnictides.
Jyoti Bala, Devraj Singh
doaj   +1 more source

Heat conduction and energy diffusion in momentum-conserving 1D full lattice ding-a-ling model

open access: yes, 2015
The ding-a-ling model is a kind of half lattice and half hard-point-gas (HPG) model. The original ding-a-ling model proposed by Casati {\it et.al} does not conserve total momentum and has been found to exhibit normal heat conduction behavior. Recently, a
Gao, Zhibin, Li, Baowen, Li, Nianbei
core   +1 more source

The Launching of Cold Clouds by Galaxy Outflows II: The Role of Thermal Conduction

open access: yes, 2016
We explore the impact of electron thermal conduction on the evolution of radiatively-cooled cold clouds embedded in flows of hot and fast material, as occur in outflowing galaxies.
Brüggen, Marcus, Scannapieco, Evan
core   +1 more source

Spherical Accretion with Anisotropic Thermal Conduction

open access: yes, 2008
We study the effects of anisotropic thermal conduction on magnetized spherical accretion flows using global axisymmetric MHD simulations. In low collisionality plasmas, the Bondi spherical accretion solution is unstable to the magnetothermal instability (
Aitken   +44 more
core   +1 more source

Fresnel transmission coefficients for thermal phonons at solid interfaces [PDF]

open access: yes, 2015
Interfaces play an essential role in phonon-mediated heat conduction in solids, impacting applications ranging from thermoelectric waste heat recovery to heat dissipation in electronics.
Chen, Xiangwen   +3 more
core   +1 more source

Characterizing thermal conduction in polycrystalline graphene

open access: yes, 2013
Thermal conduction was explored and discussed through a combined theoretical and simulation approach in this work. The thermal conductivity k of polycrystalline graphene was calculated by molecular dynamics simulations based on a hexagonal patch model in
Song, Zhigong, Wang, Yanlei, Xu, Zhiping
core   +1 more source

Evolution of thermal conductivity of sand-clay mixtures under one-dimensional compression

open access: yesYantu gongcheng xuebao
The aim of this study is to reveal the evolution law of natural sand-clay mixtures under varied stress conditions. A series of one-dimensional compression tests and dry density and thermal conductivity measurements are conducted on both dry and saturated
ZHANG Tao 1 , CAI Guojun 2, YANG Yuling 1, ZHANG Jiaming 3, ZHOU Yiwen 3
doaj   +1 more source

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