Results 61 to 70 of about 3,406,941 (299)

Phase Change Material (PCM) Microcapsules for Thermal Energy Storage

open access: yesAdvances in Polymer Technology, 2020
Phase change materials (PCMs) are gaining increasing attention and becoming popular in the thermal energy storage field. Microcapsules enhance thermal and mechanical performance of PCMs used in thermal energy storage by increasing the heat transfer area ...
Guangjian Peng   +4 more
doaj   +1 more source

Multifunctional metalens generation via bilayer phase-change metasurfaces at near-infrared wavelength

open access: yesResults in Physics, 2023
Multifunctional metalens with tunable focus and intensity is powerfully attractive for compact planar optics. However, the limited degree of freedom in the single-layer metasurface design makes it difficult to satisfy more complicated functionalities ...
Zhipeng Zhang   +9 more
doaj   +1 more source

Phase Change Materials Meet Microfluidic Encapsulation

open access: yesAdvanced Science, 2023
AbstractImproving the utilization of thermal energy is crucial in the world nowadays due to the high levels of energy consumption. One way to achieve this is to use phase change materials (PCMs) as thermal energy storage media, which can be used to regulate temperature or provide heating/cooling in various applications.
Yanhong Guo   +6 more
openaire   +4 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

A numerical analysis of buoyancy-driven melting and freezing [PDF]

open access: yes, 2004
A numerical investigation of transient natural convective heat transfer with coupled phase change is presented. The numerical model attempts to capture the solid-fluid interface using a fixed-grid solution and is applied to two pure substance cases found
Scanlon, T.J., Stickland, M.T.
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Bias dependent specic contact resistance of phase change material to metal contacts [PDF]

open access: yes, 2010
Knowledge of contact resistance of phase change materials (PCM) to metal electrodes is important for scaling, device modeling and optimization of phase change random access memory (PCRAM) cells.
Roy, Deepu   +2 more
core   +1 more source

Topological Quantum Phase Transition in 5$d$ Transition Metal Oxide Na$_2$IrO$_3$ [PDF]

open access: yes, 2012
We predict a quantum phase transition from normal to topological insulators in the 5$d$ transition metal oxide Na$_2$IrO$_3$, where the transition can be driven by the change of the long-range hopping and trigonal crystal field terms.
Jeong, Hogyun   +4 more
core   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Thermal Frequency Reconfigurable Electromagnetic Absorber Using Phase Change Material

open access: yesSensors, 2018
In this study, we propose a thermal frequency reconfigurable electromagnetic absorber using germanium telluride (GeTe) phase change material. Thermally-induced phase transition of GeTe from an amorphous high-resistive state to a crystalline low-resistive
Heijun Jeong   +4 more
doaj   +1 more source

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