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MICROSTRUCTURES: 作品数：827被引量：2373H指数：16; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：彭超群冯艳王日初张忠明王乃光更多>>; 相关机构：中南大学哈尔滨工业大学西北工业大学西安理工大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Topology Optimization of Orthotropic Materials Using the Improved Element-Free Galerkin (IEFG) Method: 《Computers, Materials & Continua》2025年第4期1415-1437,共23页Wenna He Yichen Yang Dongqiong Liang Heng Cheng; supported by the Graduate Student Scientific Research Innovation Project through Research Innovation Fund for Graduate Students in Shanxi Province(Project No.2024KY648).; In this paper,we develop an advanced computational framework for the topology optimization of orthotropic materials using meshless methods.The approximation function is established based on the improved moving least s...; 关键词：Solid isotropic microstructures with penalization method variable density method sensitivity analysis improved element-free Galerkin method meshless method

Engineering heterogeneous microstructures for enhanced strength and ductility in air-cooled Al−Mg−Si alloys: 《Transactions of Nonferrous Metals Society of China》2025年第4期1017-1031,共15页Yi-han GAO Xin-xin ZHANG Jing-zhe ZHOU Peng XU Zhi-jie XIN Jun-hua GAO Yan-hao SHI You LÜ Yu-fang ZHAO Jing-yang LI; supported by the National Natural Science Foundation of China(Nos.52301025,52371065,52301179);the Fundamental Research Program of Shanxi Province,China(Nos.202203021222039,202203021212124)。; The heterogeneity ofα-Al(Fe,Mn)Si dispersoids andβ″precipitates was tuned to enhance the strength−ductility synergy of air-cooled Al−Mg−Si alloys.Scanning electron microscopy(SEM)and transmission electron microscop...; 关键词：Al−Mg−Si alloy microstructure heterogeneity DISPERSOID nanoprecipitate mechanical property

High-temperature fracture behavior of Ti−22Al−26Nb with different featured microstructures: 《Transactions of Nonferrous Metals Society of China》2025年第4期1155-1167,共13页Yong-qiang ZHANG Ke-min XUE Miao MENG Si-liang YAN Ping LI; financially supported by the National Natural Science Foundation of China(Nos.51975175,51875158)。; The fracture behavior at high temperatures of the Ti−22Al−26Nb alloy,which features duplex lamellar,bimodal,and Widmanstätten structures,was studied.Samples of the alloy were prepared through compression deformation i...; 关键词：Ti_(2)AlNb-based alloy featured microstructures fracture toughness prediction model fracture mechanics

Preparation of Fine-grained 3Y-TZP Ceramics with Enhanced Low-temperature Degradation Resistance: 《Journal of Wuhan University of Technology(Materials Science)》2025年第2期368-373,共6页XIONG Yan LUO Lian CHEN Liu JIANG Bo LIU Zhi LIU Qi; financially supported by the Foundation of Hubei Province Key Laboratory of Green Materials for Light Industry,Hubei University of Technology。; The occurrence of tetragonal to monoclinic phase(t→m)transformation in zirconia ceramics under humid ambient conditions induces the low-temperature degradation(LTD).Such t→m transformation could be suppressed by gra...; 关键词：3Y-TZP ceramics low-temperature degradation MICROSTRUCTURES

Integrated Cross-Scale Manipulation and Modulable Encapsulation of Cell-Laden Hydrogel for Constructing Tissue-Mimicking Microstructures: 《Research》2025年第1期704-717,共14页Yanfeng Zhao Xinyi Dong Yang Li Juan Cui Qing Shi Hen-Wei Huang Qiang Huang Huaping Wang; supported by the National Key Research and Development Program of China under grant 2023YFB4705400;the National Natural Science Foundation of China under grant number 62222305,U22A2064;the Beijing Natural Science Foundation under grant 4232055;the Fundamental Research Program of Shanxi Province 20210302124033.; Engineered microstructures that mimic in vivo tissues have demonstrated great potential for applications in regenerative medicine,drug screening,and cell behavior exploration.However,current methods for engineering mi...; 关键词：cell behavior explorationhowevercurrent tissue mimicking microstructures cell laden hydrogel electrowetting dielectric regenerative medicinedrug screeningand heterogeneous microstructures engineered microstructures orderly integration

Self-adjusting voxelated electrochemical three-dimensional printing of metallic microstructures: 《International Journal of Extreme Manufacturing》2025年第1期420-433,共14页Xianghe Meng Xiaomo Wu Xingjian Shen Yan Xu Hao Zhang Mingjun Chen Hui Xie; supported in part by National Key R&D Program of China under Grant 2023YFB4705600;in part by the National Natural Science Foundation of China under Grants 61925304,62127810 and 62203138;in part by the National Postdoctoral Program for Innovative Talents under Grant BX20200107;in part by the Self-Planned Task(No.SKLRS202205C)of State Key Laboratory of Robotics and System(HIT).; Microscale metallic structures enhanced by additive manufacturing technology have attracted extensive attention especially in microelectronics and electromechanical devices.Meniscus-confined electrodeposition(MCED)adv...; 关键词：additive manufacturing self-adjusting voxelated electrodeposition metallic microstructures 3D printing nanotwinned copper

Effects of microstructures on deformation and damage of thermomechanical fatigue in nickel-base single crystal superalloys: 《Chinese Journal of Aeronautics》2025年第2期541-558,共18页Cheng LUO Huang YUAN; financed by the National Natural Science Foundation of China(Nos.12402071,92160204);the China Postdoctoral Science Foundation(No.2024M751635);the Postdoctoral Fellowship Program of CPSF,China(No.GZB20240365);the National Science and Technology Major Projects of China(No.J2019-IV-0011-0079).; Thermomechanical Fatigue (TMF) is one of the most dangerous failure modes of high-temperature structures. The effect of coarsened and rafted microstructures on the TMF behavior of Nickel-Base Single Crystal Superalloy...; 关键词：Thermomechanical fatigue Rafting and coarsening Single crystal superalloy Damage mechanism Life reduction Fatigue-creep-oxidation

Optical Singularities in Photonic Microstructures with Rosette Symmetries:A Unified Theoretical Scheme: 《Engineering》2025年第2期59-69,共11页Jie Yang Jiafu Wang Xinmin Fu Yueting Pan Tie Jun Cui Xuezhi Zheng; supported by the National Natural Science Foun-dation of China(62301596 and 62288101);Shaanxi Provincial Science and Technology Innovation Team(23-CX-TD-48);the KU Leuven internal funds:the C1 Project(C14/19/083);the Interdisciplinary Network Project(IDN/20/014);the Small Infrastructure Grant(KA/20/019);the Research Foundation of Flanders(FWO)Project(G090017N,G088822N,and V408823N);the Danish National Research Foundation(DNRF165).; Optical singularities are topological defects of electromagnetic fields;they include phase singularity in scalar fields,polarization singularity in vector fields,and three-dimensional(3D)singularities such as optical ...; 关键词：Optical singularity Optical vortex Photonic microstructures SYMMETRIES Group representation theory

A review for design,mechanism,fabrication,and application of magnetically responsive microstructured functional surface: 《International Journal of Extreme Manufacturing》2025年第1期96-128,共33页Jian Wang Xingyi Song Chaochao Wang Yumei Zhou Ri Chen Yong Yang Bin Liu Yihao Zheng Hui Li Wei Zhou Lelun Jiang; financially supported by the Shenzhen Science and Technology Project(Project Nos.JCYJ20220818102201003,JCYJ20220818100001002);the Shenzhen Sustainable Development Special Project(Project No.KCXFZ20230731094500001);the National Natural Science Foundation of China(Project Nos.51975597,52175446);the Natural Science Foundation of Guangdong Province(Project No.2022B1515020011)。; Magnetically responsive microstructured functional surface(MRMFS),capable of dynamically and reversibly switching the surface topography under magnetic actuation,provides a wireless,noninvasive,and instantaneous way t...; 关键词：functional surfaces MICROSTRUCTURES magnetic actuation MANIPULATION

Advances in reactive air wetting and brazing of engineering ceramics: 《Journal of Advanced Ceramics》2025年第1期1-21,共21页Mingfen Zhang Shunjian Xu Fabrizio Valenza Xiangzhao Zhang Guiwu Liu Guanjun Qiao; supported by the National Natural Science Foundation of China(No.52002153);the Postdoctoral Science Foundation of China(No.2021M701470);the Innovation/Entrepreneurship Program(No.JSSCTD202146)of Jiangsu Province.; The reactive air brazing(RAB)process of ceramics was developed in the early 2000s because high-temperature electrochemical devices,such as solid oxide fuel cells(SOFCs),gas separators,reformers,and ion transport membr...; 关键词：BRAZING WETTING INTERFACES MICROSTRUCTURES joint reliability

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