Results 21 to 30 of about 1,882,885 (168)

Progress and Prospects of Rare Metal‐Based Electrochemiluminescence Sensors for Detection of Water Environmental Pollutants

open access: yesRare Metals, Volume 45, Issue 5, May 2026.
ABSTRACT Water pollution is becoming increasingly severe, posing a serious hazard to human health and ecological security. Therefore, it is necessary to develop rapid, sensitive, and universal analytical methods to detect residual pollutants in actual water.
Yi Xing   +4 more
wiley   +1 more source

Efficient Double Perovskite Cs2NaGdCl6: Sb3+/Pr3+ for Plant‐Cultivation Lighting, Advanced Optical Anti‐Counterfeiting, and WLED Applications

open access: yesRare Metals, Volume 45, Issue 5, May 2026.
ABSTRACT Developing multifunctional luminescent materials with tunable spectra is crucial for plant lighting and information–security applications. To address the critical requirement of plant photosynthesis for blue and red spectral components, a novel lead‐free double perovskite Cs2NaGdCl6: Sb3+, Pr3+ phosphor was designed and synthesized via a ...
Huangyao Chen   +7 more
wiley   +1 more source

Internal physiological drivers of leaf development in trees: Understanding the relationship between non‐structural carbohydrates and leaf phenology

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1151-1164, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plant phenology is crucial for understanding plant growth and climate feedback. It affects canopy structure, surface albedo, and carbon and water fluxes. While the influence of environmental factors on phenology is well‐documented, the role of plant intrinsic factors ...
Yunpeng Luo   +8 more
wiley   +1 more source

A Review on Cracking in Laser Additive Manufacturing of Nickel‐Based Superalloys: Types, Formation Mechanisms, and Suppression Strategies

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Nickel‐based superalloys (Ni‐based superalloys) have attracted extensive attention in laser additive manufacturing (LAM) due to their capability to directly fabricate complex and high‐performance structural components. However, the rapid melting and solidification inherent to LAM result in intense thermal cycling, which induces high residual ...
Tianxiang Lin   +9 more
wiley   +1 more source

多波长泵浦与级联光纤相结合RFA的优化分析

open access: yesGuangtongxin yanjiu, 2009
基于多波长泵浦与级联光纤相结合的方法,文章使用遗传算法对泵浦波长、功率及两段光纤的长度进行优化,采用数值解法对100信道的波分复用系统进行仿真获得了约0.0695 dB的增益平坦度,增益值为13.15 dB。同时对泵浦光功率和信号光功率随光纤长度的变化进行了分析。
巩稼民, 马晓娟
doaj  

Multi‐Dimensional Characterization of Sodium‐Ion Battery Materials: Bridging Atomic Structure, Interface Chemistry and Electrochemical Performance

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Sodium‐ion batteries (SIBs) have emerged as promising candidates for large‐scale energy storage due to their cost‐effectiveness and resource abundance. However, challenges such as sluggish ion diffusion kinetics, structural degradation, and interfacial instability hinder their practical applications.
Yunze Wang   +7 more
wiley   +1 more source

In‐Sensor Reservoir Computing Employing Reconfigurable Optoelectronic Transistors for Multi‐Task Learning

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT The edge deployment of artificial intelligence has driven the exploitation of compact, energy‐efficient information processing systems that integrate sensing, memory, and multi‐task processing functions. However, conventional vision systems suffer from significant energy/time overhead, extra hardware costs, and an unaffordable algorithm ...
Shanshan Jiang   +6 more
wiley   +1 more source

激光焦斑光强分布测试装置及测试方法

open access: yes, 2012
本发明涉及一种激光焦斑光强分布测试装置及测试方法,该激光焦斑光强分布测试装置包括中继镜、衰减契板、调整架以及设置在调整架上的CCD;待测激光焦斑以及所述中继镜、衰减契板以及CCD处于依次处于同一光轴上。本发明提出了一种集成度高 ...
陈永权   +4 more
core  

浊度测定方法的研究

open access: yesGongye shui chuli, 1994
采用He-Ne激光器为光源,柱积分接收散射光方式测定浊度。该法在灵敏度、准确度、重现性等方面均优于以往方法,是一种简单、理想的浊度测试方法。
秦玉华   +4 more
doaj  

Hybrid Flame‐Assisted Plasma‐Enhanced Chemical Vapor Deposition Strategy for Scalable and Structurally Tunable ZrO2 Thin Films

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Zirconium dioxide (ZrO2) thin films are critical materials owing to their thermal stability, mechanical durability, and optical transparency enabling applications in photonic, sensing, and electronic devices. However, achieving uniform deposition via plasma‐enhanced chemical vapor deposition (PE‐CVD) has remained challenging due to poor ...
Nour Manafikhi   +4 more
wiley   +1 more source

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