云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(50874045)

国家自然科学基金(50874045): 作品数：17被引量：40H指数：4; 导出分析报告; 相关作者：蔡安辉李小松安伟科罗云周果君更多>>; 相关机构：湖南理工学院中南大学中国科学院天津大学更多>>; 相关期刊：《江西农业学报》《Science China(Physics,Mechanics & Astronomy)》《农业科技与装备》《Science China Materials》更多>>; 相关主题：BULK_METALLIC_GLASSESZR-AL-NI-CU力学性能BULK_AMORPHOUS_ALLOY荷兰黄瓜更多>>; 相关领域：一般工业技术金属学及工艺轻工技术与工程化学工程更多>>

Effects of aspect ratio and loading rate on room-temperature mechanical properties of Cu-based bulk metallic glasses被引量：1: 《Transactions of Nonferrous Metals Society of China》2016年第10期2617-2632,共16页蔡安辉刘咏吴宏丁大伟安伟科周果君罗云彭勇宜李小松; Projects(50874045,51301194)supported by the National Natural Science Foundation of China;Project(2144057)supported by the Beijing Natural Science Foundation,China; Room-temperature mechanical properties of Cu50Zr40Ti10-xNix（0≤x≤4,mole fraction,%） bulk metallic glasses （BMG） with aspect ratios in the range of 1：1-2.5：1 and loading rates in the range of1×10^-5-1×10^-2s^-...; 关键词：Cu-based bulk metallic glasses aspect ratio loading rate PLASTICITY STRENGTH

Transition of plasticity and fracture mode of Zr-Al-Ni-Cu bulk metallic glasses with network structures被引量：1: 《Transactions of Nonferrous Metals Society of China》2015年第8期2617-2623,共7页蔡安辉丁大伟安伟科周果君罗云李江鸿彭勇宜; Projects(50874045,51301194)supported by the National Natural Science Foundation of China;Project(2144057)supported by the Natural Science Foundation of Beijing Municipality,China; Effect of network structure on plasticity and fracture mode of Zr？Al？Ni？Cu bulk metallic glasses （BMGs） was investigated. The microstructures of transversal and longitudinal sections were exposed by chemical etch...; 关键词：bulk metallic glass PLASTICITY fracture mode network structure

Phase formation, glass forming ability, mechanical and thermal properties of Cu_(50)Zr_(50-x)Al_x(0≤x≤11.0) glass forming alloys被引量：1: 《Science China Materials》2015年第7期584-594,共11页蔡安辉刘咏吴宏丁大伟安伟科周果君罗云彭勇宜; supported by the National Natural Science Foundation of China (50874045 and 51301194);Beijing Natural Science Foundation (2144057); Phase formation, glass forming ability, mechanical and thermal properties of Cu50Zr50-x Alx(0?x? 11.0) glass forming alloys were systematically investigated. The results show that Cu50Zr47Al3 alloy has the best glass ...; 关键词：ZR AL 玻璃形成能力 x)Al_x CU 机械性能力学性质热学

Mechanism,condition and characteristics for the formation of the network structure in Zr-Al-Ni-Cu bulk metallic glasses被引量：2: 《Science China(Physics,Mechanics & Astronomy)》2015年第6期103-108,共6页AN WeiKe DING DaWei CAI AnHui ZHOU GuoJun LUO Yun LI JiangHong PENG YongYi; supported by the National Natural Science Foundation of China(Grant No.50874045);Key Construction Discipline of Hunan Province; Mechanism,condition and characteristics for the formation of the network structure in a group of Zr-Al-Ni-Cu bulk metallic glasses(BMGs) were investigated.The results show that the constituent segregation and/or the s...; 关键词：Zr-Al-Ni-Cu bulk metallic glass network structure MECHANISM CHARACTERISTICS

Compositional optimization of glass forming alloys based on critical dimension by using artificial neural network被引量：2: 《Transactions of Nonferrous Metals Society of China》2014年第5期1458-1466,共9页蔡安辉熊翔刘咏安伟科周果君罗云李铁林李小松谭湘夫; Project(50874045)supported by the National Natural Science Foundation of China; An artificial neural network （ANN） model was developed for simulating and predicting critical dimension dc of glass forming alloys. A group of Zr-Al-Ni-Cu and Cu-Zr-Ti-Ni bulk metallic glasses were designed based on...; 关键词：critical dimension glass forming alloy artificial neural network metallic glasses

Zr-Al-Ni-Cu glass forming alloys with low fragility parameters: 《Transactions of Nonferrous Metals Society of China》2013年第11期3312-3317,共6页安伟科熊翔刘咏蔡安辉周果君罗云李铁林李小松; Project(50874045)supported by the National Natural Science Foundation of China;Projects(200902472,20080431021)supported by the China Postdoctoral Science Foundation;Project(10A044)supported by the Research Foundation of Education Bureau of Hunan Province of China; Zr-Al-Ni-Cu bulk metallic glasses （BMGs） were developed and their fragility parameters （m） were calculated by Arrhenius and Vogel-Fulcher-Tammann （VFT） equations. The results show that the m values of the Zr-Al-...; 关键词：Zr-Al-Ni-Cu alloy metallic glass FRAGILITY

Structural and thermal sensitivity of Cu-Zr-Ti amorphous alloys to tension被引量：4: 《Science China(Physics,Mechanics & Astronomy)》2013年第8期1606-1610,共5页CAI AnHui XIONG Xiang LIU Yong AN WeiKe ZHOU GuoJun LUO Yun LI TieLin LI XiaoSong; the National Natural Science Foundation (Grant No. 50874045);the Scientific Research Fund of the Hunan Provincial Education Department (Grant No. 10A044); Structural and thermal sensitivity of Cu(60-x)Zr(30+x) Ti 10 (x=0,5,and 10 at%) amorphous alloys to the application of tension was investigated. The structural sensitivity to tension decreases with increasing Cu conte...; 关键词：Cu-based amorphous alloy tension sensitivity

A Cu-based bulk amorphous alloy composite reinforced by carbon nanotube被引量：5: 《Transactions of Nonferrous Metals Society of China》2012年第9期2191-2197,共7页蔡安辉熊翔刘咏安伟科周果君罗云李铁林李小松; Project (50874045) supported by the National Natural Science Foundation of China;Projects (200902472, 20080431021) supported by the China Postdoctoral Science Foundation;Project (10A044) supported by the Research Foundation of Education Bureau of Hunan Province of China; Bulk Cu50Zr40Ti10 amorphous alloy composites reinforced with carbon nanotube （CNT） were successfully fabricated by hot pressing technique. Their density, thermal conductivity, and mechanical properties were systemic...; 关键词：Cu-based amorphous alloy carbon nanotube COMPOSITE

Effect of consolidation parameters on mechanical properties of Cu-based bulk amorphous alloy consolidated by hot pressing被引量：1: 《Transactions of Nonferrous Metals Society of China》2012年第8期2032-2040,共9页蔡安辉熊翔刘咏安伟科周果君罗云李铁林李小松; Project (50874045) supported by the National Natural Science Foundation of China;Projects (200902472, 20080431021) supported by the China Postdoctoral Science Foundation;Project (10A044) supported by the Research Foundation of Education Bureau of Hunan Province of China; Cu50Zr40Ti10 bulk amorphous alloys were fabricated by hot pressing gas-atomized Cu50Zr40Ti10 amorphous powder under different consolidation conditions without vacuum and inert gas protection. The consolidation conditi...; 关键词：hot pressing Cu-based amorphous alloy strain limit CONSOLIDATION mechanical property

B对Al-7Si合金α相形态和力学性能的影响被引量：2: 《有色金属（冶炼部分）》2011年第5期34-37,41,共5页李小松蔡安辉周勇曾纪杰; 国家自然科学基金资助项目(50874045);湖南省科技计划项目(2010GK3141); 研究了B对Al-7Si合金α相形态和力学性能的影响。结果表明,B对Al-7Si合金具有良好的细化效果;初生α相的形态与大小发生显著变化,树枝晶消失,转变为细小的柱状晶。当加入0.036%B时,组织最理想:形态密实、尺寸细小而均匀,同时,合金的综...; 关键词：AL-7SI 晶粒细化组织力学性能

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(50874045)

检索结果分析

下载全文

高级检索检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(50874045)

检索结果分析

下载全文

用户登录

高级检索检索式检索