材料期刊网

Monophthalocyanine complexes of samarium and terbium with axial ligands:synthesis, structure and optoelectronic properties

Alexander A Maleev , Anatoly P Pushkarev , Vasily A Ilichev , Mikhail A Lopatin , Maxim A Samsonov , Georgy K Fukin , Georgy L Pakhomov , Vladislav V Travkin , Ivan D Grishin , Mikhail N Bochkarev

稀土学报(英文版) doi:10.1016/S1002-0721(14)60189-7

关键词:

CARBIDES IN STEEL 4335 V

ZHONG Jiaxiang ZHENG Xiuhua XU Zongrui Beijing Institute of Technology , Beijing , ChinaBAI Dezhong Nei Monggol Machine Works No.2 , Nei Monggol , China Beijing Institute of Technology , Beijing 100081 , China

金属学报(英文版)

Three types of alloy carbides have been observed in tempered steel 4335V:M_3C,M_7C_3 and M_4C_3.The precipitation temperatures are 200—700,400 and 500 ℃ respectively.The com- position,morphologies and distribution patterns of the carbides as well as the relationship be...

关键词: steel 4335V , null , null

The Effect of Temperature on the Electrochemical Behavior of the V(IV)/V(V) Couple on a Graphite Electrode

International Journal of Electrochemical Science

The electrochemical behavior of the V(IV)/V(V) couple in an aqueous solution of 2 mol dm(-3) H(2)SO(4)+2 mol dm(-3) VOSO(4) on a graphite electrode at different temperatures is studied by steady-state polari...

关键词: Vanadium redox flow battery;graphite electrode;impedance;kinetic;parameter;activation energy;redox flow battery;positive half-cell;carbon electrodes;impedance;mechanism;state

Tetragonal distortion of the tetragonal V2+-V-M center in KBr : V2+ crystal

Journal of Physics and Chemistry of Solids

The tetragonal distortion for the tetragonal V2+-V-M center in KBr:V2+ crystal is estimated by analyzing its EPR data from two theoretical models, one is the two spin-orbit (S.O.) parameter model where the contributions to EPR parameters ...

关键词: inorganic compounds;crystal fields;defects;electron paramagnetic;resonance (EPR);epr parameters;transition;ions

THERMODYNAMICS OF V REDUCTION IN SMELTING REDUCTION SLAG FOR V-Ti-CONTAINING MAGNETITE

ZHANG Binhuai LIU Qingcai LI Changwei ZOU Deyu SUN Jinbiao Chongqing University , Chongqing , China professor , Department of Metallurgy and Materials Engineering , Chongqing University , Chongqing 630044 , China

金属学报(英文版)

For slag system of CaO-SiO_2-Al_2O_3-MgO-V_2O_5,the time of V reduction to appro ch the dynamical equilibrium is about 6 h,the equilibrium time is not evidently influenced by the ratio CaO/SiO_2 and shortens with the increase of temperatu...

关键词: magnetite , null , null , null

以Ti/V/Cu、V/Cu为中间层的TiAl合金

何鹏 , 张秉刚 , 冯吉才 , 钱乙余

宇航材料工艺 doi:10.3969/j.issn.1007-2330.2000.04.012

用真空扩散连接方法对TiAl/Ti/V/Cu/40Cr钢及TiAl/V/Cu/40Cr钢进行了研究。结果表明，以Ti/V

关键词: 扩散连接 , 界面反应 , TiAl , Ti3Al

高V钢中V(C,N)沉淀强化作用的研究

徐曼 , 孙新军 , 刘清友 , 董瀚 , 雍岐龙 , 黄金亮

钢铁钒钛 doi:10.3969/j.issn.1004-7638.2005.03.002

通过实验室轧钢试验,研究了三种高V钢轧制状态下的组织的和力学性能,并用透射电镜观察了V(C,N)析出的状况.结果表明,高V

关键词: 高V钢 , 单相铁素体组织 , 沉淀强化 , 相间析出

LATTICE PARAMETERS OF COMPLEX CARBONITRIDE CONTAINING Ti,Nb AND V

XU Wenchong SUN Fuyu Central Iron and Steel Research Institute , Ministry of Metallurgical Industry , Beijing , China XU Wenchong Senior Engineer , Dept.No.13 , Central Iron and Steel Research Institute , Ministry of Metallurgical Industry , Beijing 100081 , China

金属学报(英文版)

The lattice constants and chemical composition of Ti,Nb and V precipitates with different particle sizes have been measured hy means of CBED and EDAX.It was obtained that the concentration ratio Of Nb and V,C_(Nb)/C_

关键词: microalloyed steel , null , null

V元素对Ti-V-Cr系阻燃钛合金热强性的影响

辛社伟 , 赵永庆 , 曾卫东 , 吴欢 , 杨海瑛 , 李倩

稀有金属材料与工程

配制不同V含量的3种阻燃钛合金,分别测试其在不同热暴露和蠕变工艺下的热稳定性能和蠕变性能,并观察其显微组织.结果表明,随V元素含量的增加,合金热稳定性能和抗蠕变性能提高,并且<...

关键词: 阻燃钛合金 , 热稳定 , 蠕变 , 力学性能

SURFACE MODIFICATION OF V AND ITS H ABSORPTION PROPERTIES

Journal of Alloys and Compounds

Through mechanical alloying treatment of vanadium and a little LaNi5, a great number of fine particles composed of LaNi5 and a little vanadium formed on the surface of metal vanadium particles, which resulted in an improvement in the properties of the vanadium particles. For example, the modified

关键词: hydrogen;rates;ta