Results 71 to 80 of about 2,703,297 (196)

Research on Experimental and Simulated Temperature Control Performance of Power Batteries Based on Composite Phase Change Materials

open access: yesWorld Electric Vehicle Journal
The power battery is a key component of electric vehicles and its performance is greatly affected by temperature. Battery thermal management systems based on phase change materials can effectively control the battery temperature and at the same time have
Yanchao Dong   +3 more
doaj   +1 more source

Numerical simulation of heat transfer processes in shell and tube phase change heat exchangers for recovering industrial waste heat

open access: yesMaterials Research Express
This article combines phase change energy storage technology with shell and tube heat storage and exchange devices to establish a three-dimensional numerical model of the shell and tube phase change heat storage and exchange device.
Guangzeng Ma, Jing Zhang, Jian Wang
doaj   +1 more source

Inelastic contribution of the resistivity in the hidden order in URu2Si2

open access: yes, 2010
In the hidden order of URu2Si2 the resistivity at very low temperature shows no T^2 behavior above the transition to superconductivity. However, when entering the antiferromagnetic phase, the Fermi liquid behavior is recovered.
D Aoki   +14 more
core   +1 more source

Experimental study on effect of microencapsulated phase change coating on indoor temperature response and energy consumption

open access: yesAdvances in Mechanical Engineering, 2017
In this study, new microencapsulated phase change material, with organic composite phase change as the core material and polymethylmethacrylate as the shell, was prepared by in situ interfacial polymerization reaction.
Xu Han   +7 more
doaj   +1 more source

Forecasting the temperature of a building-integrated photovoltaic panel equipped with phase change material using artificial neural network

open access: yesCase Studies in Thermal Engineering
This research aims to conduct a numerical investigation into the impact of incorporating phase change material on the thermal management of a building-integrated solar photovoltaic panel. The study compares the outcomes with those of a photovoltaic panel
Shiwan Zhou   +3 more
doaj   +1 more source

Pressure-Temperature Phase Diagram of Multiferroic $Ni_3V_2O_8$

open access: yes, 2007
The pressure-temperature phase diagram of multiferroic $Ni_3V_2O_8$ is investigated for hydrostatic pressures up to 2 GPa. The stability range of the ferroelectric phase associated with the incommensurate helical spin order is reduced by pressure and ...
B. Lorenz   +7 more
core   +1 more source

Crossover in the nature of the metallic phases in the perovskite-type RNiO_3

open access: yes, 2002
We have measured the photoemission spectra of Nd$_{1-x}$Sm$_{x}$NiO$_{3}$, where the metal-insulator transition and the N\'{e}el ordering occur at the same temperature for $x \lesssim 0.4$ and the metal-insulator transition temperature ($T_{MI}$) is ...
A. Fujimori   +30 more
core   +1 more source

Phase transition from a $d_{x^2-y^2}$ to $d_{x^2-y^2}+id_{xy}$ superconductor

open access: yes, 1998
The temperature dependencies of specific heat and spin susceptibility of a coupled $d_{x^2-y^2} +id_{xy}$ superconductor in the presence of a weak $d_{xy}$ component are investigated in the tight-binding model (1) on square lattice and (2) on a lattice ...
Adhikari, Sadhan K., Ghosh, Angsula
core   +1 more source

Experimental Study of Dual-PCM Gradient Thermal Management for Lithium-Ion Batteries with Wide Temperature Ranges

open access: yesZhileng xuebao
In this study, a new method for passive thermal management of lithium-ion batteries based on paraffin/expanded graphite/bamboo charcoal composite bilayer phase-change materials is proposed. To solve the problem of the limited temperature-control range of
Wang Tieying   +6 more
doaj  

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