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Structural transition of Ni-Mn-Ga ferromagnetic shape memory alloy particles prepared by ball milling CHEN Feng(陈 枫), TIAN Bing(田 兵), LI Li(李 莉), ZHENG Yu-feng(郑玉峰) Center... transformation of Ni49.8Mn28.5Ga21.7 alloy particles prepared by planetary ball milling (PBM) and vibration ball milling (VBM) were investigated by SEM, XRD and DSC. The results show that the particles......
CLC─I／Ⅱ型除尘除氡子体净化器何平云锡公司摘 要:ＣＬＣ─Ｉ／Ⅱ型除尘除氡子体净化器由云南锡业公司与东北工学院共同研究成功的ＣＤＣ─Ｉ／Ⅱ型除尘除氧子体净化器,自１９９０年在北京通过了由中国有色金属工业总公司组织的专家鉴定,经云南省部份有色系统矿山单位使用后,反映良好,目前已销售出近百台.该产品荣获...关键词:......
Creep behavior on Ag particle reinforced SnCu based composite solder joints YAN Yan-fu(闫焉服), ZHU Jin-hong(朱锦洪), CHEN Fu-xiao(陈拂晓), HE Jun-guang(贺俊光), YANG Di-xin(杨涤心) School of Materials Science and Engineering, Henan University of Science and Technology, Luoyang 471003, China Received 1 December 2005; accepted 23 March 2006 Abstract: SnCu solder is one of the most promising substitutes......
Microstructures and properties of Sn-Ag-Cu lead-free solder alloys containing La ZHOU Ying-chun(周迎春), PAN Qing-lin(潘清林), HE Yun-bin(何运斌), LIANG Wen-jie(梁文杰) LI Wen-bin(李文斌), LI Yun-chun(李运春... utilized to improve the melting behaviors, microstructures, tensile properties and microhardness of Sn-3.0Ag-0.5Cu lead-free solder alloy. La has little effect on the melting behavior......
J. Cent. South Univ. (2018) 25: 1799-1812 DOI: https://doi.org/10.1007/s11771-018-3870-0 Structure design and characteristics analysis of a cylindrical giant magnetostrictive actuator for ball... automatic adjustment of the double-nut ball screw preload, a magnetostrictive ball screw preload system is proposed. A new cylindrical giant magnetostrictive actuator (CGMA), which is the core component......
General issues of FEM in backward ball spinning of thin-walled tubular part with longitudinal inner ribs JIANG Shu-yong(江树勇), REN Zheng-yi(任正义), WU Bin(吴 滨), WU Gui-xiang(武桂香) Engineering...; Abstract: Backward ball spinning was applied for manufacturing thin-walled tubular parts with longitudinal inner......
Effect of post annealing on phase transformation of Ni-Mn-Ga ferromagnetic shape memory alloy particles prepared by ball milling TIAN Bing(田 兵), CHEN Feng(陈 枫), LI Li(李 莉), ZHENG... annealing on the phase transformation of Ni52Mn24Ga24 ferromagnetic shape memory alloy particles prepared by ball milling was studied. Ni52Mn24Ga24 alloy particles at micron scale were prepared......
J. Cent. South Univ. (2017) 24: 1992-2000 DOI: https://doi.org/10.1007/s11771-017-3608-4 Integral sliding mode control for flexible ball screw drives with matched and mismatched uncertainties... Germany 2017 Abstract: The design of servo controllers for flexible ball screw drives with matched and mismatched disturbances and uncertainties is focused to improve the tracking performance......
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; 金属间化合物; mechanical alloying; high energy ball milling; AuSn alloy; solder; intermetallic compound; [全文内容正在添加中] ......
