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Electrochemical behavior of YAG laser-welded NiTi shape memory alloy YAN Xiao-jun(阎小军), YANG Da-zhi(杨大智), LIU Xiao-peng(刘晓鹏) School of Materials Science and Engineering, Dalian University... resistance of laser-welded NiTi alloy could be attributed to almost complete dissolution of inclusions upon laser welding. Key words: NiTi alloy; shape memory alloy; laser welding; electrochemical behavior......
Laser surface alloying fabricated porous coating on NiTi shape memory alloy ZHANG Song(张 松)1, ZHANG Chun-hua(张春华)1, 2, MAN Hau-chung(文效忠)3, LIU Chang-sheng(刘常升)2 1. School of Materials Science... on a solid NiTi shape memory alloy. By laser surface alloying a 40%TiH2-60%NiTi powder mixture on the surface of NiTi alloy using optimized laser process parameters, a porous but crack-free NiTi layer can......
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In situ synthesis of nanostructured titania film on NiTi shape memory alloy by Fenton’s oxidation method CHU Cheng-lin(储成林)1, HU Tao(胡 涛)1, S. L. Wu2, WANG Ru-meng(王如萌)1, DONG Yin-sheng(董寅生)1...; Abstract: Fenton’s oxidation method was successfully used to synthesize an ideal titania film in situ on NiTi shape memory alloy(SMA......
Surface treatment of NiTi shape memory alloy by modified advanced oxidation process CHU Cheng-lin(储成林)1, WANG Ru-meng(王如萌)1, YIN Li-hong(尹立红)2, PU Yue-pu(浦跃朴)2, DONG Yin-sheng(董寅生)1... NiTi shape memory alloy(SMA). The microstructure and biomedical properties of the film were characterized by scanning electron microscopy(SEM), X-ray photoelectron spectroscopy(XPS), inductively......
DSC study on temperature memory effect of NiTi shape memory alloy N. LIU, W. M. HUANG School of Mechanical and Aerospace Engineering, Nanyang Technological University, Singapore 639798 Received 10 April 2006; accepted 25 April 2006 Abstract: A systematic study on the temperature memory effect (TME) in a polycrystalline NiTi shape memory alloy was presented. The investigation was carried......
Effects of H2O2 pretreatment on surface characteristics and bioactivity of NaOH-treated NiTi shape memory alloy CHU Cheng-lin(储成林)1, HU Tao(胡 涛)1, ZHOU Jun(周 俊)1, PU Yue-pu(浦跃朴)2, YIN Li-Hong(尹立红... Abstract: The effects of H2O2 pretreatment on the surface characteristics and bioactivity of NaOH-treated NiTi shape memory alloy(SMA) were investigated by scanning electron microscopy, X-ray......
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Surface Characterization of Laser Surface Melted NiTi Shape Memory Alloy in Hanks'' Solution MAN Hauchung1,YANG Xian-jin2,ZHU Sheng-li2,CUI Zhen-duo2 (1.Department of Industrial and Systems... at% shape memory alloy was melted by an Nd-YAG laser. The Ti/Ni and Ti4+/Ti atomic concentration ratios at the surface were changed significantly. The Ni ion release rate of the laser melted surface......
Incomplete transformation of Ti-Ni-X ternary shape memory alloy HE Xiang-ming(何向明), ZHANG Shu-fang(张淑芳), LI Ming-sheng(李明升), DUO Shu-wang(多树旺), XIANG Jun-huai(向军淮) , ZHANG Rong-fa(张荣... transformation of a shape memory alloy is arrested, a kinetic stop will appear in the next complete transformation. The kinetic stop temperature has a close relation with the previous arrest temperature......