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(51165032)

国家自然科学基金(51165032): 作品数：38被引量：206H指数：9; 导出分析报告; 相关作者：闫洪胡志贺儒饶远生黄文先更多>>; 相关机构：南昌大学江西省科学院井冈山大学宜春学院更多>>; 相关期刊：《Journal of Rare Earths》《Journal of Wuhan University of Technology(Materials Science)》《塑性工程学报》《稀土》更多>>; 相关主题：半固态ADC12RARE_EARTHALLA更多>>; 相关领域：一般工业技术金属学及工艺化学工程自动化与计算机技术更多>>

Rheological model of semisolid Mg_(2)Si/AM60 composites prepared by ultrasonic vibration treatment被引量：1: 《Rare Metals》2022年第8期2783-2788,共6页Yuan-Sheng Rao Hong Yan Jun Wan; financially supported by the National Natural Science Foundation of China (Nos.51364035 and 51165032); The rheological behavior of semisolid Mg_(2)Si/AM60 composites prepared by ultrasonic vibration treatment was investigated.The effects of primaryα-Mg solid content,the ultrasonic power and the content of reinforcemen...; 关键词：SEMISOLID Magnesium matrix composites Ultrasonic vibration Apparent viscosity

Fluidity of ADC12+xLa aluminum alloys: 《Rare Metals》2021年第5期1191-1197,共7页Zheng-Hua Li Hong Yan Zhi Hu Xian-Chen Song; financially supported by the National Natural Science Foundation of China (Nos.51364035 and 51165032);the Special Research Fund for the Doctoral Program for Higher School (No.20133601110001);the Innovative Group of Science and Technology of College of Jiangxi Province (No. 00008713);the Production and Teaching and Research Cooperation Plan of Nanchang Non-Party Experts and Doctor (No.2012-CYH-DW-XCL-002)。; The influence of rare earth lanthanum and pouring temperature on the fluidity of ADC 12 aluminum alloy was studied through spiral fluidity specimens by means of optical microscopy(OM) and differential thermal analyzer...; 关键词：FLUIDITY Aluminum alloys Rare earth Pouring temperature

Impact of Rare Earth Element La on Microstructure and Hot Crack Resistance of ADC12 Alloy被引量：3: 《Journal of Wuhan University of Technology(Materials Science)》2018年第1期193-197,共5页宋宪臣闫洪 CHEN Fanhui; Supported by National Natural Science Foundation of China(Nos.51364035,51165032);Specialized Research Fund for the Doctoral Program of Higher Education(No.20133601110001);Loading Program of Science and Technology of College of Jiangxi Province(No.KJLD14003);Production and Teaching and Research Cooperation plan of Nanchang Non-party Experts and Doctor(No.2012-CYH-DW-XCL-002);Postgraduate Innovative Foundation of Jiangxi Province;Open Project Program of Jiangxi Engineering Research Center of Process and Equipment for New Energy,East China Institute of Technology(No.JXNE2015-09); The impact of rare earth element La on the microstructure and hot crack resistance of ADC12 alloy was analyzed. The additive amount of La was 0%, 0.3 wt%, 0.6 wt% and 0.9 wt%, respectively. The results showed that, wi...; 关键词：ADC12 alloy rare earth MICROSTRUCTURE hot crack

纳米颗粒增强镁基复合材料触变成形本构模型（英文）被引量：2: 《稀有金属材料与工程》2016年第10期2539-2542,共4页闫洪邱鸿旭刘少平胡志; National Natural Science Foundation of China(51364035,51165032);Loading Program of Science and Technology of College of Jiangxi Province(KJLD14003); 通过分析纳米颗粒增强镁基复合材料半固态触变塑性成形中不同因素(应力σ、应变ε、应变速率ε、温度T、液相分数f_L、增强颗粒体积分数f_p)之间的关系,同时考虑Orowan增强机制,由此提出一种新的本构模型。该本构模型中各参数由多元非...; 关键词：纳米复合材料触变成形本构关系 Orowan增强机制

稀土元素Sm对AZ61镁合金的组织与力学性能的影响（英文）被引量：4: 《稀有金属材料与工程》2016年第9期2275-2281,共7页胡志华群闫洪揭小平饶远生; National Natural Science Foundation of China(51165032,51405216); 采用OM,XRD,SEM和EDS等分析手段,研究了不同含量的稀土元素钐（质量分数,0.0%,0.5%,1.0%,1.5%和2.0%）对AZ61镁合金组织与性能的影响。结果表明：在含钐为0.5%～2.0%的AZ61镁合金中发现了大量的颗粒状Al2Sm金属间化合物（体积分数为0.4%...; 关键词：稀土钐镁合金金属间化合物微观组织力学性能

超声原位Al_2Y/AZ91镁基复合材料流变模型研究（英文）被引量：3: 《稀有金属材料与工程》2016年第9期2227-2231,共5页黄文先闫洪; National Natural Science Foundation of China(51165032,51364035);Funded by the Ministry of Education Tied up with the Special Research Fund for the Doctoral Program for Higher School(20133601110001);Innovative Group of Science and Technology of College of Jiangxi Province(00008713);Production and Teaching and Research Cooperation Plan of Nanchang Non-party Experts and Doctor(2012-CYH-DW-XCL-002);Special Funds for Postgraduate Innovation of Jiangxi Province; 利用高能超声法原位制备Al_2Y/AZ91镁基复合材料半固态浆料,对其半固态表观粘度进行测量。实验表明:半固态Al_2Y/AZ91镁基复合材料表观粘度随固相分数和Al_2Y的体积分数的增加而增大,半固态表观粘度与固相分数之间关系按指数规律变化,...; 关键词：超声 Al2Y/AZ91镁基复合材料半固态流变模型

Al_2Y/AZ91镁基复合材料流变成形数值模拟被引量：4: 《稀有金属》2016年第8期776-783,共8页黄文先闫洪黄碧浩; 国家自然科学基金项目(51165032);江西省研究生创新基金项目(355906310011)资助; 在前期Al_2Y/AZ91镁基复合材料流变性能的研究基础上,将建立的Al_2Y/AZ91镁基复合材料表观粘度模型导入模拟软件,对Al_2Y/AZ91镁基复合材料液态及半固态充型及凝固过程进行了模拟,对压力场、速度场、固相分布和成形过程的缺陷进行了分析...; 关键词：镁基复合材料半固态流变成形数值模拟

Modification of primary α-Al, eutectic silicon and β-Al_5FeSi phases in as-cast AlSi10Cu3 alloys with(La+Yb) addition被引量：21: 《Journal of Rare Earths》2015年第9期995-1003,共9页李正华闫洪; supported by the National Natural Science Foundation of China(51364035,51165032);Ministry of Education tied up with the Special Research Fund for the Doctoral Program for Higher School(20133601110001);Loading Program of Science and Technology of College of Jiangxi Province(KJLD14003); The study systematically investigated the effects of master alloy addition containing rare earth elements La and Yb on the microstructures characteristic and tensile properties of A1Sil0Cu3 alloy. It was studied by me...; 关键词：AISil0Cu3 alloy rare earths primary a-Al phase eutectic Si β-AlsFeSi tensile properties

Influence of samarium content on microstructure and mechanical properties of recycled die-cast YL112 aluminum alloys被引量：2: 《China Foundry》2015年第4期269-276,共8页Zhi Hu Yan Hong Yuan-sheng Rao Hong-xu Qiu Xian-ming Ruan; supported by the National Natural Science Foundation of China(51405216,51165032);Jiangxi Province Education Commission Foundation(GJJ14200); The influence of Sm （Samarium） content on microstructure and mechanical properties of recycled die-cast YLl12 aluminum alloys was investigated. The results show that many small Sm-rich particles form in the recycled...; 关键词：rare earth aluminum alloy die casting SAMARIUM microstructure eutectic Si nano particles mechanical properties

Preparation of Al–La master alloy by ultrasonic method and modification on Al alloy被引量：8: 《Rare Metals》2015年第7期457-462,共6页Hong Yan Xian-Chen Song Xin Huang; financially supported by the National Natural Science Foundation of China (No. 51165032);the Innovative Group of Science and Technology of College of Jiangxi Province (No. 00008713);the Jiangxi Province Education Commission Foundation (No. GJJ13203); In this study, two kinds of Al–La master alloys were prepared by ultrasonic method and ordinary mixmelting method, and both of the alloys were added into the Al alloy.Then, the microstructure of Al–La master alloy a...; 关键词：Rare earth La Master alloy Al alloy ULTRASONIC

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