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(51327901)

国家自然科学基金(51327901): 作品数：20被引量：86H指数：6; 导出分析报告; 相关作者：魏炳波翟薇耿德路王伟丽阮莹更多>>; 相关机构：西北工业大学更多>>; 相关期刊：《物理学报》《Progress in Natural Science:Materials International》《Transactions of Nonferrous Metals Society of China》《稀有金属材料与工程》更多>>; 相关主题：快速凝固UNDERCOOLING深过冷RAPID_SOLIDIFICATION枝晶生长更多>>; 相关领域：金属学及工艺一般工业技术理学动力工程及工程热物理更多>>

Rapid Growth of TiNi intermetallic compound within undercooled Ti_(50)Ni_(50)alloy under electrostatic levitation condition被引量：5: 《Journal of Materials Science & Technology》2021年第18期82-89,共8页P.F.Zou C.H.Zheng L.Hu H.P.Wang; the National Natural Science Foundation of China(Grant Nos.51734008,51522102 and 51327901);the National Key R&D Program of China(Grant No.2018YFB2001800);the Shannxi Key Industry Chain Program(Grant No.2019ZDLGY05-10)。; The undercooling dependence of the solidification mechanism was systematically explored by the electrostatic levitation(ESL)facility.During the experiments,the maximum undercooling reached up to 406 K(0.26 T_L)and the...; 关键词：UNDERCOOLING Ti-Ni alloy SOLIDIFICATION Growth kinetics

Space Materials Science in China:Ⅱ.Ground-based Researches and Academic Activities: 《空间科学学报》2020年第5期950-955,共6页PAN Mingxiang WANG Weihua FAN Shuqian ZHANG Qi PAN Xiuhong DENG Weijie HU Liang WEI Bingbo WANG Haipeng YIN Zhigang FANG Jinghong YU Jianding ZHANG Xingwang YUAN Zhangfu JIANG Hongxiang ZHAO Jiuzhou WANG Gong; Supports by the Strategic Priority Research Program on Space Science,the Chinese Academy of Sciences(XDA15013200,XDA15013700,XDA15013800,XDA15051200);the China’s Manned Space Station Project(TGJZ800-2-RW024);and the National Natural Science Foundation of China(51327901)。; Activities of space materials science research in China have been continuously supported by two main national programs.One is the China Space Station(CSS)program since 1992,and the other is the Strategic Priority Prog...; 关键词：Additive manufacturing Aerogel preparation Electrostatic levitation system Crystal growth Solidification Academic activities of space materials science

快速凝固Ni-Ge合金的组织演化与力学性能研究被引量：9: 《中国科学：技术科学》2020年第8期1042-1054,共13页燕鹏旭王伟丽闫娜沙莎魏炳波; 国家自然科学基金(批准号:51327901,51571163,51871186和51931005)资助项目。; 采用铜型喷铸和自由落体两种方法实现了Ni95Ge5单相合金和Ni33Ge67共晶合金的快速凝固,对其组织演化规律、硬化机理和多尺度力学性能进行了系统研究.实验发现,随着合金熔体冷却速率的提升,Ni95Ge5单相合金的微观组织由粗大枝晶转变为等...; 关键词：快速凝固枝晶生长共晶生长塑性变形屈服强度

Effect of Sn and Al additions on the microstructure and mechanical properties of amorphous Ti–Cu–Zr–Ni alloys: 《Chinese Physics B》2020年第6期388-393,共6页Fu-Chuan Chen Fu-Ping Dai Xiao-Yi Yang Ying Ruan Bing-Bo Wei; National Natural Science Foundation of China(Grant Nos.51671161,U1806219,U1660108,and 51327901);the Research Project of the Natural Science Foundation of Shanxi Province,China(Grant Nos.2017JM5116 and 2020JZ-08).; Amorphous Ti–Cu–Zr–Ni alloys with minor addition of Sn and Al were prepared by melt spinning technique.The effects of Sn and Al additions on the microstructures and mechanical properties of glassy ribbons were inve...; 关键词：metallic glasses amorphous ribbons mechanical properties NANOINDENTATION

Heat transfer analysis of feedthrough flange under high alternating current condition被引量：1: 《Science China(Technological Sciences)》2020年第4期686-692,共7页CAI Xiao WANG HaiPeng; supported by the National Natural Science Foundation of China(Grant Nos.51734008,51522102,51327901 and 51474175);the National Key R&D Program of China(Grant No.2018YFB2001800);the Shannxi Key Industry Chain Program(Grant No.2019ZDLGY05-10)。; The heat transfer characteristics of feedthrough flange under high alternating current excitation were investigated by threedimensional finite element model.The correlations between the heat transfer behaviors and sys...; 关键词：heat TRANSFER COOLING solution feedthrough FLANGE INDUCTION HEATING

液态五元Ni-Zr-Ti-Al-Cu合金快速凝固过程的高速摄影研究被引量：4: 《物理学报》2019年第19期218-228,共11页徐山森常健吴宇昊沙莎魏炳波; 国家自然科学基金(批准号:51771154,51327901);陕西省重点研发计划(批准号:2019GY-152)资助的课题~~; 采用电磁悬浮和自由落体两种无容器熔凝技术,并借助高速摄影实时分析方法,研究了液态五元金的快速凝固组织由初生Ni3Ti相、次生Ni10Zr7相和(Ni10Zr7+Ni21Zr8)共晶组成.初生Ni3Ti相以枝晶方式生长,枝晶生长速度随熔体过冷度的增大以幂函...; 关键词：电磁悬浮自由落体深过冷快速凝固

多孔Cu/Ni复合材料的电沉积法制备及其性能被引量：4: 《稀有金属材料与工程》2019年第10期3215-3220,共6页杨碧莲李星吾阮莹魏炳波; 国家自然科学基金(U1806219,U1660108,51327901);中央高校基本科研业务费(3102018jgc009); 采用电沉积法制备了孔隙分布均匀且沉积层为2~5层的多孔Cu/Ni复合材料。研究了不同工艺参数下多孔Cu/Ni复合材料的宏观形貌、微观结构和力学性能。多孔Cu/Ni复合材料的微观结构及表征参数与沉积层数密切相关,其平均孔径、孔隙率随沉积...; 关键词：多孔复合材料电沉积力学性能吸能能力

金属材料凝固过程研究现状与未来展望被引量：34: 《中国有色金属学报》2019年第9期1953-2008,共56页翟薇常健耿德路魏炳波; 国家自然科学基金资助项目(51327901,51727803,51571164,51771154,51871182)~~; 金属凝固作为冶金铸造技术的一个重要工艺过程,经历了从古老技艺向现代科学的漫长演化,于20世纪后半叶发展成为材料科学中一个相对完整的学科领域。随着各种相关高新技术的不断涌现,特别是信息化时代的到来,凝固科学技术正在迅速转型发...; 关键词：液态合金晶体形核定向凝固快速凝固超常凝固组织演变

Heat transfer of micro-droplet during free fall in drop tube被引量：6: 《Science China(Technological Sciences)》2018年第7期1021-1030,共10页LI Ming Xing WANG HaiPeng YAN Na WEI BingBo; supported by National Natural Science Foundation of China(Grant Nos.51327901,51474175,51522102 and 51734008); To explore the heat transfer of micro-droplet during free fall in the drop tube, the falling velocity and microgravity level are calculated. The Newtonian heat transfer formulation is coupled with the classical heat c...; 关键词：cooling rate heat transfer microgravity level drop tube

深过冷条件下Co_7Mo_6金属间化合物的枝晶生长和维氏硬度研究被引量：7: 《物理学报》2018年第4期172-181,共10页沙莎王伟丽吴宇昊魏炳波; 国家自然科学基金(批准号:51327901;51371150;51571163)资助的课题~~; 采用电磁悬浮和自由落体两种实验技术对二元Co-50%Mo过共晶合金中初生Co_7Mo_6金属间化合物的生长机理和维氏硬度进行了系统研究.电磁悬浮实验中,合金熔体获得的最大过冷度为203 K(0.12T_L),初生Co_7Mo_6枝晶生长速度与过冷度之间呈现...; 关键词：金属间化合物快速凝固枝晶生长维氏硬度

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