Results 11 to 20 of about 46 (46)

Breaking Concentration Quenching for Excellent Highly Efficient and Stable Narrowband Luminescence by Structural Ordering and Defect Regulation

open access: yesRare Metals, Volume 45, Issue 2, February 2026.
ABSTRACT Enhancing the performance of phosphor materials for wide‐color‐gamut and high‐brightness phosphor‐converted light‐emitting diodes (pc‐LEDs) represents a critical materials challenge. Improving quantum efficiency (QE) under concentration quenching constraints and maintaining thermal stability remain primary objectives.
Yuhan Zhou   +3 more
wiley   +1 more source

A Mini Review on Evolution of High‐Entropy Alloy Design: From Experimental Approaches to Machine Learning Integration

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT High‐entropy alloys (HEAs) have emerged as a transformative class of materials distinguished by their complex chemical compositions, unique microstructures, and remarkable mechanical and functional properties. Traditionally, the discovery and optimization of HEAs have relied on conventional methods, including trial‐and‐error experimentation ...
Chrispin Ouko Zamzu   +2 more
wiley   +1 more source

Seasonality of temperature dependence of methane fluxes from natural wetlands

open access: yesFunctional Ecology, Volume 39, Issue 9, Page 2383-2397, September 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Temperature dependence is a crucial parameter in estimating methane (CH4) fluxes from natural wetlands, yet our understanding of this parameter remains inadequate. Seasonal fluctuations in water levels and ecosystem productivity lead to seasonal differences in CH4 ...
Jinshuai Li   +6 more
wiley   +1 more source

[Molecular dynamics simulation of force-regulated interaction between talin and Rap1b]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Yu Z, Ji Y, Huang W, Fang Y, Wu J.
europepmc   +1 more source

[A non-contact continuous blood pressure measurement method based on video stream]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Yan H   +5 more
europepmc   +1 more source

[Advances in brain-computer interface based on high-frequency steady-state visual evoked potential]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Zheng C   +6 more
europepmc   +1 more source

气压湿度对空气隙绝缘特性的影响研究

open access: yesGaoya dianqi
外界环境条件影响以空气为介质的电力设备外绝缘性能,为了研究空气放电的物理特性,文中基于Boltzmann方程研究空气中电子与分子碰撞的微观过程,计算分析气压、湿度对空气隙绝缘性能的影响规律。结果表明,温度为300 K,气压为1.0 atm(1 atm=101 kPa)时,空气相对湿度的升高会改变电子能量分布函数和电子输运参数。相对湿度每升高30%,电子平均能量下降约0.2 eV,约化电子迁移率下降约0.25×1023(V∙m∙s)-1,约化电子扩散系数下降约0.2×1024(m∙s)-1 ...
苏梦函   +5 more
doaj  

[The genotype-phenotype correlation analysis and genetic counseling of hearing loss patients with novel KCNQ4 mutations]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2023
Zhang X   +6 more
europepmc   +1 more source

基于Boltzmann方程对C3F8/CF3I/CO2三元环保型混合气体的绝缘性能研究

open access: yesGaoya dianqi
为研究一种新型SF6替代环保绝缘气体介质,采用密度泛函理论(DFT)从微观结构层面上深入地分析C3F8作为一种SF6替代环保绝缘气体的可行性,利用两项近似的Boltzmann方程对300 K下C3F8/CF3I/CO2三元环保混合绝缘气体介质的绝缘特性进行了分析,计算三元环保混合气体的电子能量分布函数、电子群参数和协同效应系数等多种微观参数,分析了这些参数随C3F8混合气体比例的变化情况,并与同比例下的c-C4F8/CF3I/CO2三元混合气体的微观参数进行了对比和分析。在约化电场强度E/N低于418 ...
钟蕊霜   +4 more
doaj  

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