Results 21 to 30 of about 5,390 (88)

Carbon‐Insertion‐Engineered WS2 Hierarchical Heterostructure Enabling Superior Sodium‐Ion Storage

open access: yesRare Metals, EarlyView.
ABSTRACT Tungsten disulfide (WS2) is considered a promising anode material for sodium‐ion batteries (SIBs). However, its practical application is hindered by poor electrical conductivity, large volume changes during cycling, and sluggish ion diffusion kinetics, which lead to unsatisfactory electrochemical performance.
Xiuli Hu   +9 more
wiley   +1 more source

Yttrium Addition Co‐Enhances the Plasticity and Corrosion Resistance of TiB2‐Refined Al‐Mg‐Zn Alloys

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT To address the degradation of corrosion resistance induced by Al‐5Ti‐B grain refiner during the strengthening of Al‐Mg‐Zn alloys, this study innovatively employed a rare earth element yttrium (Y) alloying strategy to achieve synergistic enhancement of mechanical strength and corrosion resistance.
Wen‐Tao Qin   +9 more
wiley   +1 more source

Gallium‐Doped α‐MnO2 Cathode for High‐Performance Aqueous Zinc‐Ion Batteries

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT Rechargeable aqueous zinc‐ion batteries (ZIBs) have received significant attention because of their high safety and low cost. MnO2 as a cathode material hampers the application of ZIBs due to its structural instability and dissolution during the operation of the battery.
Wen‐yu Xu   +13 more
wiley   +1 more source

A Mini Review of Scientific Designs of Dynamic Responsive Fluids in Battery Technologies

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT Dynamic responsive fluids are emerging as transformative elements in the evolution of battery technologies, marking a pivotal shift from static passive designs toward systems that actively sense and adapt to their operating environments. By integrating dynamic responsive fluids, batteries can interact with both internal and external stimuli in
Xiu‐Zhen Yang   +11 more
wiley   +1 more source

电气工程及其自动化技术下的电力系统自动化发展探讨

open access: yes水电科技
随着我国整体经济不断的发展进步,也在很大程度上提升了人们的生活质量,而人们也逐渐增强对于电力领域的重视度,电力在整个人类社会能源当中,是占据着非常重要的地位的。不管是人们在日常的生活当中,还是在企业日常的生产运营过程当中,都是少不了电能的存在的。而保障电力系统整体的稳定以及安全性,则是显得尤为重要。本篇文章主要立足于电气工程极其自动化技术下的电力系统自动化发展,展开了深入的研究与根系,期望为我国今后在对于电气工程极其自动化技术下的电力系统自动化发展问题上,提供一些参考性的建议。
宇乐 祁
semanticscholar   +1 more source

复杂地质条件下抽水蓄能电站高边坡快速开挖支护施工技术研究及实践

open access: yes水电科技
抽水蓄能电站是电力系统最可靠、最经济、寿命周期最长、容量最大的储能装置,是新能源发展的重要组成部分。地形地貌对抽水蓄能电站的建设有很大的影响,其选址位置需具备一定的落差,往往选择在陡峭的河谷、河口、丘陵地带。通过对施工工艺、施工工序等进行优化,可大大提高施工效率,提高施工质量,确保工程项目经济效益和社会效益得以实现。本工程下水库存在6处高边坡,最高的边坡高度达91m,且每一处边坡的地质情况及边坡支护形式不全相同,通过反复研究及实践,取得了复杂地质条件下高边坡快速开挖支护施工方法,过程中效果明显,技术稳定,
党旗 赵
semanticscholar   +1 more source

继电保护与配电自动化配合的配电网故障处理探究

open access: yes水电科技
随着社会对电力供应可靠性和效率的不断要求提升,现代配电网不仅需要具备高度的自动化和智能化水平,还需保证在发生故障时能够快速、精确地定位、隔离并恢复电力供应。继电保护系统作为电网的安全防护机制,与配电自动化系统的紧密配合,成为实现这一目标的重要手段。文中探讨了继电保护与配电自动化系统在配电网故障处理中的关键角色及其配合原则和具体措施,有效应对现代配电网的故障处理挑战,为电力系统的稳定运行和电力供应的可靠性提供理论支持和实际指导。
子越 王
semanticscholar   +1 more source

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