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Effects of cathodic component of current on porosity and hardness characteristics of micro plasma oxidation(MPO) coatings on aluminum alloy Samir Hamid Awad, QIAN Han-cheng(钱翰城) (School of Mechanical Engineering, Chongqing University, Chongqing 400044, China) Abstract: Micro plasma oxidation(MPO) has recently been investigated as a novel, rapid and effective means to provide modified......
by precision machining. Ar plasma was used for the ion irradiation process, which was generated by the electron cyclotron resonance(ECR) equipment. The surface finish processes of micro punch were carried.... Fig.1 Photos of micro punches: (a) Overview of micro punch; (b) Leading edge A compact of ECR plasma ion shower equipment (Elionix Inc., EIS-200ER) was used for the ion irradiation of micro......
CO2 laser-micro plasma arc hybrid welding for galvanized steel sheets C. H. KIM, Y. N. AHN, J. H. KIM Advance Welding & Joining Research Group, Korea Institute of Industrial Technology... as an alternative method for the laser lap welding because the arc can preheat or post-heat the weldment according to the arrangement of the laser beam and the arc. CO2 laser-micro plasma hybrid welding was applied......
coatings on aluminium using a plasma micro-discharge [J]. Surf Coat Technol, 2000, 123: 24-28. [12]Gnedenkov S V, Khrisanfova O A, Zavidnaya A G, et al. Composition and adhesion of protective coatings on aluminum[J]. Surf Coat Technol, 2001, 145: 146-151. [13]YU Sheng-xue, XIA Yuan. Formation and structure of composite coating of HAD and micro-plasma oxidation on A3 steel [J] . Trans Nonferrous Met......
J. Cent. South Univ. (2021) 28: 311-324 DOI: https://doi.org/10.1007/s11771-021-4604-2 Combustion characteristics of supersonic strut-cavity combustor under plasma jet-assisted combustion ZHANG Zhe..., Central South University, Changsha 410083, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2021 Abstract: Plasma jet has been widely used in supersonic......
Effect of pulsed current micro plasma arc welding process parameters on fusion zone grain size and ultimate tensile strength of Inconel 625 sheetsChalamalasetti Srinivasa Rao22. Department... size and ultimate tensile strength of pulsed current micro plasma arc welded Inconel 625 nickel alloy. Four factors, five levels, central composite rotatable design matrix is used to optimize......
Environmental friendly plasma electrolytic oxidation of AM60 magnesium alloy and its corrosion resistance CAO Fa-he(曹发和)1, LIN Long-yong(林龙勇)2, ZHANG Zhao(张 昭)1, ZHANG Jian-qing(张鉴清)1, 3, CAO...; Abstract: Plasma electrolytic oxidation......
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; Abstract: The quality of micro heat pipe(MHP) is strongly affected... micro groove copper(MGC) tube. Then the bonding of MGC tube was reached because of intensively plastic deformation of MGC tube under pressure. It is found that the plastic deformation area of the cold......
Fabrication of curved micro structures on photoresist layer Jae Sung YOON, Tae-Jin JE, Doo-Sun CHOI, Sung Hwan CHANG, Kyung-Hyun WHANG Nano Mechanical Systems Research Division, Korea Institute of Machinery and Materials (KIMM), Daejeon 305-343, Korea Received 21 April 2010; accepted 10 September 2010 Abstract: A novel fabrication process for micro patterns with curvature......