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Incipient plasticity and activation volume of dislocation nucleation for TiZrNbTaMo high-entropy alloys characterized by nanoindentationShao-Ping Wang1,2,Jian Xu11. Shenyang National Laboratory... HEAs, respectively, which is nearly comparative to the theoretical shear stress of these alloys. The activation volumes of dislocation nucleation the TiZrNbTa and TiZrNbTaMo HEAs are determined......
High Temperature XPS/AES Investigation of Mo-La2O3 Cathodes Ⅱ. Variation of Lanthanum During Activation Processes WANG Yi-man1,WANG Jin-shu1,ZUO Tie-yong1,NIE Zuo-ren1,ZHOU Mei-ling1,ZHANG Jiu-xing1... were systematically studied by in-situ XPS/AES analyses from room temperature to 1550 ℃. The experimental results show that the valence of lanthanum changes during the activation processes......
钙离子对碳钢微生物腐蚀的影响 郭兴蓬1,刘宏芳1,汪梅芳1,许立铭1 (1.华中科技大学化学系,武汉,430074) 摘要:利用原子力显微镜,电子探针和电化学测试等技术,研究了Ca2+离子对碳钢表面生物膜的形成,微生物腐蚀程度以及杀菌剂杀菌效果的影响.结果表明:Ca2+离子促进了硫酸盐还原菌(SRB)的生长,增加了生物膜的致密性,降低了碳钢微生物腐蚀的敏感性.但同时也增加了SRB对杀菌剂的敏感性,给防治SRB带来更大困难. 关键词:Ca2+离子; 硫酸盐还原菌; 微生物腐蚀; 杀菌剂; [全文内容正在添加中] ......
Characterization and Methanol Adsorption of Walnutshell Activated Carbon Prepared by KOH Activation余琼粉,李明,JI Xu,QIU Yu,ZHU Yuntao,LENG CongbinSolar Energy Research Institute,Yunnan Normal University摘 要:Walnut-shellactivated carbons(WSACs)were prepared by the KOH chemicalactivation.The effects of carbonization temperature,activation temperature,and ratio......
Effect of pore-size distribution on Ru/ZSM-5 catalyst for enhanced N2 activation to ammonia via dissociative mechanismJihui Cai,Congying Wang,Yi Liu,Jun Ni,Bingyu Lin,Xiuyun Wang,Jianxin Lin,Lilong... in N2 adsorption and activation over Ru/ZSM-5.Moreover,the addition of La significantly promotes the NH3 synthesis performance over Ru/ZSM-5-Mic.Additionally,in situ DRIFTS studies indicate......
Electro-deposition tangsten coating on low activation steel substrates from Na2WO4-ZnO-WO3 melt saltLIU Yanhong,ZHANG Yingchun,LIU Qizong,and GE Changchun School of Material Science and Engineering... materials(PFC) in future fusion devices.The electro-deposition of tungsten in Na2WO4-ZnO-WO3 melt at 1173 K on low activation steel substrates was studied in this work.Adherent and smooth tungsten films......
SYNERGISTIC ACTIVATION OF CHELATING AGENT ON XANTHATE DURING THE FLOTATION OF REFRACTORY COPPER OXIDIZED ORES徐晓军,刘邦瑞摘 要:<正>Abstract:For realizing the effective flotation of refractory copper ox-idized ores and developing the activation-flotation theory ,the influencesof nine different organic chelating agents on xanthate collection power andits......
Nanocrystalline Growth Activation Energy of Zirconia Polymorphs Synthesized by Mechanochemical TechniqueJafar Javadpour2,Alireza Khav2,Massoud Goodarzi2,Hamid Reza Rezaie22. School of Metallurgy... of ZrO2 was less than 100 nm up to around1100 ℃.The activation energy for ZrO2 nanocrystallite growth during calcination was calculated to be about13,715 and 27,333 J/mol for tetragonal(t-ZrO2......
Effect of pore-size distribution on Ru/ZSM-5 catalyst for enhanced N2 activation to ammonia via dissociative mechanismJihui Cai,Congying Wang,Yi Liu,Jun Ni,Bingyu Lin,Xiuyun Wang,Jianxin Lin,Lilong... in N2 adsorption and activation over Ru/ZSM-5.Moreover,the addition of La significantly promotes the NH3 synthesis performance over Ru/ZSM-5-Mic.Additionally,in situ DRIFTS studies indicate......
Hot Deformation Behavior of a New Nuclear Use Reduced Activation Ferritic/Martensitic SteelChao Liu,Ming-Chun Zhao,Tuguldur Unenbayar,Ying-Chao Zhao,Bin Xie,Yan Tian,Yi-Yin Shan,Ke YangSchool...="ChDivSummary">The hot deformation behavior and workability of a new reduced activation ferritic/martensitic steel named SIMP steel for accelerator-driven system were studied.The flow curve and its......