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层状TiAl原位透射电镜拉伸揭示界面主导的塑性各向异性
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science China materials2023年 第11期66卷 4275-4284页
作者:祁志祥 祝祺 王健 曹月德 陈奉锐 王江伟 陈旸 郑功 陈光State Key Laboratory of Advanced Casting Technologies MIIT Key Laboratory of Advanced Metallic and Intermetallic Materials Technology Engineering Research Center of Materials Behavior and DesignMinistry of EducationNanjing University of Science and TechnologyNanjing 210094China Center of Electron MicroscopyState Key Laboratory of Silicon and Advanced Semiconductor MaterialsSchool of Materials Science and EngineeringZhejiang UniversityHangzhou 310027China Department of Mechanical&Materials EngineeringUniversity of Nebraska-LincolnLincolnNE 68583USA 
基于功能基元和序构范式将功能基元序构成特定取向组织,可以最大限度的利用层状结构材料的力学性能各向异性.然而,其各向异性变形行为的微观起源尚不清楚.本文以全片层的γ-TiAl/α_(2)-Ti_(3)Al双相单晶为模型,通过沿特征取向的原位透...
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多层级手性结构生物丝束力学性能的理论模拟
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《Acta Mechanica Sinica》2023年 第7期39卷 173-184页
作者:张迎宾 于红军 秦庆华 曲传咏 王建山Departiment of MechanicsTianjin UniversityTianjin 300054China Deparment of Astronautic Science and MechanicsHarbin Instiute of Technology Harbin 50001China Department of Materials ScienceShenzhen MSU-BIT UniversityShenzhen 518172China 
高度有序的多层级手性结构赋予肌腱、韧带和植物卷须等生物丝束优异的力学性能.然而,多层级手性结构如何影响丝束的力学性能尚不清楚.本文建立了具有自相似多层级手性结构的生物丝束的理论模型.基于此模型,研究了丝束载荷传递机制、材...
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利用电荷转移工程提高红色SrLa(Sc,Ga)O_(4):Ce^(3+)荧光粉的热稳定性
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science China materials2023年 第5期66卷 1989-1996页
作者:杨至雨 赵逸飞 Jumpei Ueda Maxim S.Molokeev 尚蒙蒙 夏志国State Key Laboratory of Luminescent Materials and DevicesGuangdong Provincial Key Laboratory of Fiber Laser Materials and Applied TechniquesGuangdong Engineering Technology Research and Development Centre of Special Optical Fibre Materials and DevicesSchool of Materials Science and EngineeringSouth China University of TechnologyGuangzhou 510641China Department of Applied PhysicsThe Hong Kong Polytechnic UniversityHong Kong 999077China Graduate School of Advanced Science and TechnologyJapan Advanced Institute of Science and Technology(JAIST)NomiIshikawa 923–1292Japan Laboratory of Crystal PhysicsKirensky Institute of PhysicsFederal Research Center KSC SB RASKrasnoyarsk 660036Russia Department of Engineering Physics and RadioelectronicSiberian Federal UniversityKrasnoyarsk660041Russia Research and Development DepartmentKemerovo State UniversityKemerovo 650000Russia Key Laboratory for Liquid-Solid Structural Evolution and Processing of Materials(Ministry of Education)School of Materials Science and EngineeringShandong UniversityJinan 250061China School of Physics and OptoelectronicsSouth China University of TechnologyGuangzhou 510641China 
可被蓝光激发的高热稳定性红色荧光粉是制作高性能白光二极管(WLED)的关键材料.研究发现,Ce^(3+)掺杂的SrLaScO_(4)(SLO:Ce^(3+))荧光粉在440 nm激发下呈现峰值为640 nm的反常宽带红光发射.光谱学和结构分析证实Ce^(3+)离子在SLO中进入[...
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各向同性模量的分级多孔隔膜促进锌离子均匀扩散及水系锌离子电池循环稳定性
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science China materials2023年 第3期66卷 982-991页
作者:张丰麟 黄凡洋 黄仁智 董宁 焦淑红 曹瑞国 潘慧霖Department of ChemistryZhejiang UniversityHangzhou 310027China Department of Materials Science and EngineeringUniversity of Science and Technology of ChinaHefei 230026China State Key Laboratory of Clean Energy UtilizationZhejiang UniversityHangzhou 310027China 
水系锌离子电池具有低成本、高安全的特点,有望应用于大规模储能.然而,锌负极的循环稳定性仍不理想,且水系电池缺少合适的亲水隔膜,这限制了水系锌离子电池的实际应用.在本文中,我们报道了一种可用于水系电池的分级多孔的聚偏二氟乙烯-...
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单团簇催化剂在乙炔半加氢反应中的优异反应性
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science China materials2023年 第10期66卷 3912-3921页
作者:赵姝 汤妍 于小虎 李隽Institute of Advanced Battery Materials and DevicesFaculty of Materials and ManufacturingBeijing University of TechnologyBeijing 100124China Key Laboratory of Advanced Functional MaterialsMinistry of EducationBeijing University of TechnologyBeijing 100124China Department of Chemistry and Engineering Research Center of Advanced Rare-Earth Materials of Ministry of EducationTsinghua UniversityBeijing 100084China Shaanxi Key Laboratory of CatalysisSchool of Chemical&Environment SciencesShaanxi University of TechnologyHanzhong 723000China Department of ChemistrySouthern University of Science and TechnologyShenzhen 518055China 
载体上孤立的Pd原子作为乙炔半加氢反应的催化活性位点,由于具有独特的反应性和高效的金属利用率而备受关注.特别是在金属氧化物表面的不同位点掺杂Pd单原子,可以通过调节其局部配位环境来调控其电子和催化性能.本文采用密度泛函理论计...
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高熵合金在水电解中的研究进展、基础与挑战
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science China materials2023年 第5期66卷 1681-1701页
作者:张泉 廉康 齐高璨 张书胜 刘倩 罗扬 罗俊 刘熙俊Institute for New Energy Materials&Low-Carbon TechnologiesSchool of Materials Science and EngineeringTianjin University of TechnologyTianjin 300384China MOE Key Laboratory of New Processing Technology for Non-Ferrous Metals and Materialsand Guangxi Key Laboratory of Processing for Non-Ferrous Metals and Featured MaterialsSchool of ResourceEnvironments and MaterialsGuangxi UniversityNanning 530004China School of Materials Science and EngineeringTianjin University of TechnologyTianjin 300384China College of ChemistryZhengzhou UniversityZhengzhou 450000China Institute for Advanced StudyChengdu UniversityChengdu 610106China Department of MaterialsETH ZürichZürich 8093Switzerland Department of PhysicsCity University of Hong KongHong Kong SAR 999077China ShenSi LabShenzhen Institute for Advanced StudyUniversity of Electronic Science and Technology of ChinaShenzhen 518110China 
氢能作为一种清洁能源,已成为全球能源战略的重要组成部分,也是实现全球“碳中和”的必要途径之一.在可再生电力的驱动下,水电解法有望成为实现“零碳”排放的一种理想的长期制氢方法.与传统合金相比,高熵合金由于其独特的结构特征,包...
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Synthetic biodegradable functional polymers for tissue engineering:a brief review
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science China Chemistry》2014年 第4期57卷 490-500页
作者:GUO BaoLin MA Peter XCenter for Biomedical Engineering and Regenerative Medicine Frontier Institute of Science and Technology Xi'an Jiaotong University Department of Biomedical Engineering University of Michigan Department of Biologic and Materials Sciences University of Michigan Macromolecular Science and Engineering Center University of Michigan Department of Materials Science and Engineering University of Michigan 
Scaffolds play a crucial role in tissue engineering. Biodegradable polymers with great processing flexibility are the predominant scaffolding materials. Synthetic biodegradable polymers with well-defined structure and...
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粉末床熔融的多材料铺粉过程中粉末扩散的数值研究
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《Acta Mechanica Sinica》2023年 第1期39卷 23-29页
作者:王林 李二垒 周宗彦 张百成 余艾冰ARC Hub for Computational Particle Technology Department of Chemical & Biological Engineering Monash University Clayton VIC 3800 Australia Delft University of Technology Stevinweg 1 2628 CN Delft The Netherlands Jiangxi Provincial Key Laboratory for Simulation and Modelling of Particulate Systems Jiangxi University of Science and Technology Nanchang 330013 China Beijing Advanced Innovation Center Materials Genome Engineering Advanced Material & Technology Institute University of Science and Technology Beijing Beijing 100083 China 
粉末床熔融增材制造技术已应用于功能梯度材料的制造.文献中报道了一种材料成分沿垂直于粉末铺粉方向变化的新设计.基于此设计,本工作采用离散单元数值模拟研究了两种密度差异较大的金属粉末在铺粉过程中颗粒的偏析情况.结果发现,在铺...
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Preparation and microstructure characterization of poly-sialate-disiloxo type of geopolymeric cement
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《Journal of Central South University》2009年 第6期16卷 906-913页
作者:张云升 孙伟 李宗津Jiangsu Key laboratory for Construction MaterialsSoutheast University Department of Civil EngineeringThe Hong Kong University of Science and Technology 
In order to investigate the influence of three key molar ratios (n(SiO2)/n(Al2O3),n(K2O)/n(Al2O3) and n(H2O)/n(K2O)),a total of nine potassium poly-sialate-disiloxo (K-PSDS) geopolymeric cement matrices were designed ...
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在析氧反应中,直接动态观测Ni_(3)N-Co_(3)N/CC表面重构和活性物质
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science China materials2022年 第9期65卷 2445-2452页
作者:秦萍 宋豪 阮庆东 黄陟峰 徐月 黄超Department of PhysicsHong Kong Baptist UniversityKowloon TongKowloonHong Kong SARChina Department of PhysicsCity University of Hong KongTat Chee AvenueKowloonHong KongChina The State Key Laboratory of Refractories and MetallurgyInstitute of Advanced Materials and NanotechnologyWuhan University of Science and TechnologyWuhan 430081China State Key Laboratory of Material Processing and Die&Mould TechnologySchool of Materials Science and EngineeringHuazhong University of Science and TechnologyWuhan 430074China 
电解水反应包括析氢和析氧反应.相对于2电子转移的析氢反应,4电子转移的析氧反应比较缓慢.因此,理解析氧反应机制有助于设计高效电催化剂.其中析氧反应机制可以分为传统吸附机制和直接氧析出机制.在本文中,我们将蜂窝状Ni_(3)N-Co_(3)N...
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