Results 31 to 40 of about 1,362,519 (311)

Fractal and Fractional Derivative Modelling of Material Phase Change

open access: yesFractal and Fractional, 2020
An iterative approach is taken to develop a fractal topology that can describe the material structure of phase changing materials. Transfer functions and frequency response functions based on fractional calculus are used to describe this topology and ...
Harry Esmonde
doaj   +1 more source

Numerical Analysis of E-Machine Cooling Using Phase Change Material

open access: yesEnergies, 2022
The cooling of E-machines was investigated using phase change material (PCM). The PCM is widely used in the cooling of electronic components because of its heat-absorbing and cooling properties.
Jayakumar Selvan, Sreekanth Manavalla
doaj   +1 more source

Development of Composite Microencapsulated Phase Change Materials for Multi-Temperature Thermal Energy Storage

open access: yes, 2023
Phase change energy storage materials have been recognized as potential energy-saving materials for balancing cooling and heating demands in buildings.
Yilin Li   +15 more
core   +2 more sources

Heat Transfer and Energy Performance of a PVA Wall Tile Containing Macro-Encapsulated PCM

open access: yesEnergies, 2016
This study integrated building material engineering, building construction practices, and heat transfer mechanisms to develop a polyvinyl acetate (PVA) based wall tile, containing macro-encapsulated phase change material (macro-encapsulated PCM, macroPCM)
Pin-Feng Liu   +3 more
doaj   +1 more source

The Myth of “Metavalency” in Phase‐Change Materials

open access: yesAdvanced Materials, 2023
AbstractPhase‐change memory materials (PCMs) have unusual properties and important applications, and recent efforts to find improved materials have focused on their bonding mechanisms. “Metavalent bonding” or “metavalency,” intermediate between “metallic” and “covalent” bonding and comprising single‐electron bonds, has been proposed as a fundamentally ...
Jones, Robert O.   +2 more
openaire   +4 more sources

Resonant multilevel optical switching with phase change material GST

open access: yesNanophotonics, 2022
We demonstrate a multilevel optical memristive switch based on a silicon Fabry–Perot resonator. The resonator is constructed by a pair of waveguide Bragg gratings at the ends of a multimode interferometer (MMI) covered with sub-micrometer-size Ge2Sb2Te5 (
Wu Di   +6 more
doaj   +1 more source

Defects in amorphous phase-change materials [PDF]

open access: yesJournal of Materials Research, 2013
Abstract
Luckas, Jennifer   +6 more
openaire   +3 more sources

The Impact of Width of the Air Gap Channel on the Mass Flow Rate, Rayleigh Number, and Efficiency of Passive Solar Heating System

open access: yesTikrit Journal of Engineering Sciences, 2018
The mass flow rate and Rayleigh number has been investigated experimentally on the passive solar using Trombe wall consist of (industrial wax) used as phase change material (PCM).
Ehsan F. Abbas, Shayma A. Azat
doaj   +1 more source

Conventional and nano-enhanced Phase Change Material melting simulation by using Lattice Boltzmann method: A comprehensive review

open access: yesEnergy Reports, 2023
Phase Change Materials (PCMs) are latent heat energy storage mediums that have received considerable attentions regarding their high heat capacity and applicability for other purposes such as thermal management.
Zainab Ali Bu sinnah
doaj   +1 more source

Ductile cooling phase change material

open access: yesNanoscale Advances, 2020
The as-manufactured elastic and flexible hydrogels demonstrate a potential application in the ductile cooling phase-change medium.
Pratahdeep Gogoi   +8 more
openaire   +3 more sources

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