Results 11 to 20 of about 11,006 (167)
Resource Substitution: Local Governments' Issue Attention and Policy Reinvention
ABSTRACT Research on policy reinvention, where a government modifies rather than replicates policy innovations introduced by other governments, has progressed significantly, but how it is influenced by the government's issue attention has not been thoroughly examined.
Yingxin Zhang, Yixue Yao, Kaifeng Yang
wiley +1 more source
ABSTRACT f–f electronic transitions of rare‐earth elements typically exhibit unique physicochemical properties that benefit the photocatalytic performance of the catalysts containing the elements. Although conventional rare‐earth metal oxides or single‐atom doping in semiconductors have been extensively studied, the construction of heterojunction ...
Yang‐Sen Xu +6 more
wiley +1 more source
Engineering Geometric Active Sites in Cobalt Spinel Oxides for Energy and Environmental Catalysis
ABSTRACT Cobalt‐based spinel oxides (Co3O4 and derivatives) are among the most promising transition metal oxides for electrochemical energy conversion and environmental catalysis due to their abundant active sites, structural tunability, and robust redox flexibility.
Shenning Liu +6 more
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ABSTRACT Metal oxide‐based catalysts for oxygen reduction reaction (ORR) have drawn great attention in recent years. However, it remains technically challenging for the precise regulation of the overall performance due to the trade‐off effect among the activity, selectivity, and stability of electrocatalysts. Herein, a balancing strategy to control the
Haoran Ma +7 more
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ABSTRACT The Schottky barrier height (SBH), which serves as a pivotal determinant of charge carrier injection efficiency in electronic devices, critically governs electrical behavior at metal/semiconductor interfaces. However, pronounced metal‐induced gap states at metal contact interfaces induce Fermi‐level pinning, which constrains the ...
Xiaofei Liu +10 more
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This review summarizes the status of musk deer in China, highlighting severe population declines due to illegal hunting and habitat loss, and proposes integrated conservation strategies including habitat protection, captive breeding, and law enforcement to support the recovery and sustainable management of this ecologically and economically important ...
Feng Jiang +8 more
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Read the free Plain Language Summary for this article on the Journal blog. Abstract Forests worldwide are increasingly impacted by drought due to climate change, prompting plants to adapt through dehydration tolerance (DT) and avoidance (DA), two distinct physiological strategies.
Xingyun Liang +11 more
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简述高压组合电器选用金属波纹管补偿器的分类及作用,介绍了选用不同类型金属波纹管补偿器的母线筒连接设计与计算,例举了金属波纹管补偿器在高压组合电器中的工程应用实例。通过分析高压组合电器母线筒发生的各类故障原因,总结出金属波纹管补偿器在设计、制造、安装及检修过程中的相关注意事项。
李海波, 万荣兴, 方勇
doaj
ABSTRACT Porous NiTi alloys are widely used in biomedical and engineering fields. Using the PBF‐LB technique, the TPMS and Voronoi porous parts with a porosity of ∼67% and a minimum feature size of 0.15 ± 0.02 mm were fabricated. Although the bulk sample fabricated with the same parameters is defect‐free, μ‐CT reconstruction on the porous sample ...
Wen‐Hao Zeng +7 more
wiley +1 more source
±800 k V特高压直流穿墙套管是我国±800 k V直流输电工程中的重要电力设备,但鲜有文献对其设计和绝缘结构优化进行报道。将金属屏蔽式"U"型结构用于穿墙套管设计,分析了±800 k V直流穿墙套管的实际运行环境和参数,同时将有限元分析方法应用于特高压直流穿墙套管的三维电场模拟。电场仿真结果表明:金属屏蔽条件下套管复合绝缘子表面电位和电场分布更加均匀,因此金属屏蔽式套管可实现其结构的紧凑型设计。另一方面,金属屏蔽式结构套管高场强区域主要集中在内部金属屏蔽和外部均压环区域 ...
张施令
doaj

