Results 21 to 30 of about 3,579,153 (355)

Comparison of Microencapsulated Phase Change Materials Prepared at Laboratory Containing the Same Core and Different Shell Material

open access: yesApplied Sciences, 2017
Microencapsulated Phase Change Materials (MPCM) are widely used in active and passive systems for thermal energy storage. To evaluate the strength of a proper shell/PCM system, comparisons were performed between laboratory-prepared MPCM samples produced ...
Jessica Giro-Paloma   +3 more
doaj   +1 more source

Composite of CNT foam and phase change material: nano pore structure and the packing of phase change material

open access: yesJournal of Aeronautical Materials, 2019
Thermal energy is a very promising and widely existing energy source. However, the current heat storage method of phase change material not only has a long energy conversion time but also has low heat storage efficiency.
SUN Wei, ZHOU Guoxiang
doaj   +1 more source

Phase Change Material and Applications [PDF]

open access: yes, 2022
A thermal energy storage heat exchanger can include a core defining a plurality of airflow passages to receive an air­stream therethrough. The core can be made of a composite of a phase change material shape-stabilized by a polymer.
Boetcher, Sandra Kathleen Sparr   +5 more
core   +1 more source

Active analog tuning of the phase of light in the visible regime by bismuth-based metamaterials

open access: yesNanophotonics, 2020
The active and analog tuning of the phase of light by metamaterials is needed to boost the switching performance of photonic devices. However, demonstrations of this type of tuning in the pivotal visible spectral region are still scarce.
Garcia-Pardo Marina   +4 more
doaj   +1 more source

Miniature Silicon Nanobeam Resonator Tuned by GST Phase Change Material [PDF]

open access: yes, 2018
We report a silicon optical nanobeam resonator with central hole infiltrated with a thin layer of Ge2Sb2Te5 (GST) material.
Chen, J.   +5 more
core   +1 more source

A Model of Material with Phase Change and Applications [PDF]

open access: yesLe Journal de Physique IV, 1996
The macroscopic model of solid-solid phase change presented makes use of internal variables to represent the phase fractions and the local strains. As such, it can be cast in the framework of standard materials with internal constraints. These constraints are accounted for by Lagrange's multipliers.
Moumni, Z., Nguyen, Q. S.
openaire   +5 more sources

Roadmap for phase change materials in photonics and beyond

open access: yesiScience, 2023
iScience 26(10), 107946 (2023).
Patinharekandy Prabhathan   +40 more
openaire   +6 more sources

Thermal evaluation of laminated composite phase change material gypsum board under dynamic conditions [PDF]

open access: yes, 2015
Thermal evaluation of non-deform laminated composite phase change material (PCM) gypsum board has been carried out. The theoretical studies covered the analysis of different thicknesses of PCM layers and their corresponding heat transfer rates during ...
Darkwa, Jo   +2 more
core   +1 more source

A Phase Change Material for Reconfigurable Circuit Applications

open access: yesApplied Sciences, 2018
The large resistance contrast between amorphous and crystalline states of phase change materials (PCM) makes them a promising candidate for data-storage applications.
Dushyant Tomer, Ronald A. Coutu
doaj   +1 more source

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

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