云南高校图书馆联盟文献共享服务平台- 国家重点基础研究发展计划(2011CB610403)

国家重点基础研究发展计划(2011CB610403): 作品数：30被引量：84H指数：5; 导出分析报告; 相关作者：坚增运刘峰常芳娥朱满王海丰更多>>; 相关机构：西北工业大学西安工业大学南昌航空大学更多>>; 相关期刊：《热加工工艺》《Transactions of Nonferrous Metals Society of China》《稀有金属材料与工程》《铸造技术》更多>>; 相关主题：过冷度非平衡凝固分子动力学模拟初生硅AL更多>>; 相关领域：金属学及工艺一般工业技术理学自动化与计算机技术更多>>

Effects of concurrent grain boundary and surface segregation on the final stage of sintering: the case of Lanthanum doped yttriastabilized zirconia被引量：2: 《Journal of Materials Science & Technology》2017年第3期251-260,共10页M.M.Gong S.Dey L.J.Wu C.H.Chang H.Li R.H.R.Castro F.Liu; support of the National Basic Research Program of China (No. 2011CB610403);the National Natural Science Foundation of China (Nos. 51134011 and 51431008);Research Fund of the State Key Laboratory of Solidification Processing (117-TZ-2015);the China National Funds for Distinguished Young Scientists (No. 51125002);supports of the Doctorate Foundation of Northwestern Polytechnical University (No. CX201204);support of the National Science Foundation (No. DMR 1055504); Dopants play a critical role in tailoring the microstructure during sintering of compacts. These dopants may form solid solution within the bulk, and/or segregate to the grain boundaries（GBs） and the solidvapor inte...; 关键词：Grain boundary（GB） segregation Surface segregation Enthalpy of segregation GB energy Surface energy

Effect of minor Nb addition on mechanical properties of in-situ Cu-based bulk metallic glass composite被引量：1: 《Transactions of Nonferrous Metals Society of China》2017年第2期363-368,共6页翟海民王海丰刘峰; Project(51371149)supported by the National Natural Science Foundation of China;Project(151048)supported by the HUO Ying-dong Young Teacher Fund;Project(2015ZF53066)supported by the Aeronautical Science Foundation of China;Project(92-QZ-2014)supported by the Free Research Fund of State Key Laboratory of Solidification Processing,China;Project(2015KJXX-10)supported by Shaanxi Young Stars of Science and Technology,China;Proejct(2011CB610403)supported by the National Basic Research Program of China;Project(51125002)supported by the National Science Funds for Distinguished Young Scientists,China; In-situ formed （Cu0.6Zr0.3Ti0.1）95Nb5 bulk metallic glass （BMG） composite with Nb-rich dendrite randomly dispersed in hard glassy matrix was prepared by casting into a water-cooled copper mold. The dendrite has mu...; 关键词：bulk metallic glass composite Nb addition shear band microstructure mechanical property

Cu_(48)Zr_(45)Al_7金属玻璃非等温晶化动力学研究: 《西安工业大学学报》2016年第10期830-835,共6页高谦坚增运翟逸玥王凯贾婷婷; 国家重点基础研究发展计划(2011CB610403);国家自然科学基金(51171136;51051115);陕西省科技厅自然科学基金(2012JM6010); 为了解决金属玻璃的稳定性问题,分析了Cu基金属玻璃的晶化动力学特征.采用单辊急冷法制备了Cu48Zr45Al7非晶带材,用X射线衍射仪和差示扫描量热仪对试样的非晶结构和特征温度进行了测试.根据VF方程确定了试样的动力学理想玻璃转变温度T0...; 关键词：金属玻璃激活能晶化体积分数晶化动力学玻璃转变温度

冷速对Au熔体凝固组织影响的分子动力学模拟被引量：2: 《西安工业大学学报》2016年第6期468-472,共5页坚增运钟亚男许军锋朱满常芳娥; 国家重点基础研究发展计划项目(2011CB610403);国家自然科学基金项目(51401156;51301125);陕西省科技厅自然科学基金项目(2012JM6010;2014JM6225);陕西省教育厅重点实验室科学研究计划项目(13JS041); 为了研究液态金属Au凝固后微观结构随冷速的变化规律,通过分子动力学方法模拟液态金属Au的凝固组织,利用径向分布函数和HA键型指数法对最终构型进行分析.模拟结果表明:冷速在1.0×10^(11.0)~1.0×10^(14.5) K·s^(-1)之间时,Au熔体凝固...; 关键词：液态金属金晶体团簇冷速分子动力学

磷对Al-70%Si合金初生硅生长方式的影响: 《西安工业大学学报》2016年第8期657-664,共8页坚增运严军辉朱满常芳娥薛改勤; 国家自然科学基金(51171136;51301125;51401156;51371133);国家重点基础研究发展计划资助项目(2011CB610403); 为了探究磷元素对初生硅生长的影响和磷元素的变质机理,通过电磁悬浮熔炼设备对加入磷元素的Al-70%Si合金进行了深过冷处理,使用高速摄影仪记录了Al-70%Si合金熔体凝固过程中的动态画面,采用扫面电镜分析了凝固后的试样表面形貌.实验结...; 关键词：电磁悬浮生长方式初生SI 临界过冷度

Ge-Se硫系玻璃的光学性能与特征温度研究被引量：1: 《西安工业大学学报》2016年第2期149-154,共6页坚增运贾婷婷许军锋薛改勤朱满常芳娥; 国家重点基础研究发展计划(2011CB610403);国家自然科学基金(51171136;51051115);陕西省科技厅自然科学基金(2012JM6010); 为了确定金属熔体玻璃化转变温度与成分之间的关系,解决金属非晶形成能力和非晶材料成分准确设计的问题,对Ge-Se硫系玻璃的光学性能与特征温度进行了研究.通过熔融-淬冷的方法制备出致密性良好的GeSe4和GeSe8玻璃试样,利用傅里叶变换红...; 关键词：硫系玻璃透过率折射率玻璃转变温度

Effect of as-solidified microstructure on subsequent solution-treatment process for A356 Al alloy被引量：8: 《Transactions of Nonferrous Metals Society of China》2016年第3期634-642,共9页党波刘丛丛刘峰刘颖卓李远兵; Project(2011CB610403)support by the National Basic Research Program of China;Projects(51134011,51431008)supported by the National Natural Science Foundation of China;Project(JC20120223)supported by the Fundamental Research Fund of Northwestern Polytechnical University,China;Project(51125002)supported by the National Funds for Distinguished Young Scientists of China; For the compromise of mechanical properties and product cost, the end-chilled sand casting technique was applied to studying the microstructure evolution of A356 Al alloy with cooling rate and the effect of different ...; 关键词：A356 Al alloy solution heat treatment cooling rate eutectic silicon MODIFICATION

Analytical Description for Solid-State Phase Transformation Kinetics:Extended Works from a Modular Model, a Review被引量：1: 《Journal of Materials Science & Technology》2016年第2期97-120,共24页Feng Liu Kai Huang Yi-Hui Jiang Shao-Jie Song Bin Gu; financial support of the National Basic Research Program of China (No. 2011CB610403);the National Natural Science Foundation of China (Nos. 51134011 and 51431008);the Fundamental Research Fund of Northwestern Polytechnical University (No. JC20120223);the China National Funds for Distinguished Young Scientists (No. 51125002); Solid-state phase transformation plays an important role in adjusting the microstructure and thus tuning the properties of materials. A general modular, analytical model has been widely applied to describe the kinetic...; 关键词：Phase transformation Nucleation Growth Kinetics Analytical model

Effects of cooling rate on solution heat treatment of as-cast A356 alloy被引量：13: 《Transactions of Nonferrous Metals Society of China》2015年第10期3189-3196,共8页杨长林李远兵党波吕贺宾刘峰; Project(3102014KYJD002)supported by the Fundamental Research Funds for the Central Universities of China;Projects(50901059,51431008,51134011)supported by the National Natural Science Foundation of China;Project(2011CB610403)supported by the National Basic Research Program of China;Project(51125002)supported by the China National Funds for Distinguished Young Scientists;Project(JC20120223)supported by the Fundamental Research Fund of Northwestern Polytechnical University,China; The effect of cooling rate of the solidification process on the following solution heat treatment of A356 alloy was investigated,where the cooling rates of 96 K/s and 3 K/s were obtained by the step-like metal mold.Th...; 关键词：A356 aluminum alloy solution heat treatment eutectic silicon cooling rate

Al凝固特性随冷却速率变化规律的分子动力学模拟被引量：2: 《西安工业大学学报》2015年第4期311-316,共6页坚增运相敏朱满许军锋常芳娥; 国家自然科学基金项目(51371133;51171136;51301125;51401156);国家973项目(2011CB610403); 对Al熔体在不同冷却速率下的凝固行为及其组织进行了分子动力学模拟.研究结果发现金属的凝固特性受冷却速率影响.当冷却速率小于1.0×1012.5 K·s-1时,金属Al凝固时的形核过冷度随着冷速的不断增加而增大,凝固后形成由面心立方结构和密...; 关键词：分子动力学方法团簇冷速均质形核过冷度

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