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Effects of intense magnetic field on digestion and settling performances of bauxiteLü Guo-zhi(吕国志)1, 2, ZHANG Ting-an(张廷安)1, 2, WANG Xiao-xiao(王小晓)1, 2, ZHANG Xu-hua(张旭华)1, 2, LIU Yan(刘燕)1, 2, ZHAO...% at digestion temperature of 190 °C and 250 °C. The settling performances of roasted ore by intense magnetic field after digestion are enhanced through pretreatment.Key words:bauxite; intense magnetic field......
Friction and wear performances of borates and lanthanum chloride in water陈波水,方建华,王九,李嘉,娄方摘 要:The antiwear and friction-reducing performances of sodium borate, potassium borate and lanthanum chloride in water were evaluated on a four-ball friction tester. The topographies, element distribution and chemical characteristics of the worn surfaces were......
Performances and failure mechanism of semi-metallic friction materials doping rare earths许越,王晓静,白婧,卢立国School of Chemistry and Environment,Beijing University of Aeronautics and Astronautics摘 要:In order to improve performance of semi-metallic friction material,the specimens doped with rare earth(cerous nitrate) were prepared.The effects of rare earth......
Improved electrochemical kinetic performances of La-Mg-Ni-based hydrogen storage alloys with lanthanum partially substituted by yttrium刘治平1,杨淑琴2,李媛2,马明臻1,韩树民1,21. State Key Laboratory of Metastable... as the partial substitution element for lanthanum(La) to improve the electrochemical kinetic performances of La-Mg-Ni-based hydrogen storage alloys. La0.80–xYxMg0.20Ni2.85Mn0.10Co0.55Al0.10(x=0.00, 0.05......
Investigation on the cation location, structure and performances of rare earth-exchanged Y zeolite邱丽美,付颖,郑金玉,黄南贵,卢立军,高秀枝,忻睦迪,罗一斌,史延强,徐广通Research Institute of Petroleum Processing SINOPEC摘 要:performances than RE-4 and RE-16, among which RE-12 had the best properties. The phenomena were interpreted by the cation location and structural properties.关键词:......
Performances and failure mechanism of semi-metallic friction materials doping rare earths许越,王晓静,白婧,卢立国School of Chemistry and Environment,Beijing University of Aeronautics and Astronautics摘 要:In order to improve performance of semi-metallic friction material,the specimens doped with rare earth(cerous nitrate) were prepared.The effects of rare earth......
Improved electrochemical kinetic performances of La-Mg-Ni-based hydrogen storage alloys with lanthanum partially substituted by yttrium刘治平1,杨淑琴2,李媛2,马明臻1,韩树民1,21. State Key Laboratory of Metastable... as the partial substitution element for lanthanum(La) to improve the electrochemical kinetic performances of La-Mg-Ni-based hydrogen storage alloys. La0.80–xYxMg0.20Ni2.85Mn0.10Co0.55Al0.10(x=0.00, 0.05......
Investigation on the cation location, structure and performances of rare earth-exchanged Y zeolite邱丽美,付颖,郑金玉,黄南贵,卢立军,高秀枝,忻睦迪,罗一斌,史延强,徐广通Research Institute of Petroleum Processing SINOPEC摘 要:performances than RE-4 and RE-16, among which RE-12 had the best properties. The phenomena were interpreted by the cation location and structural properties.关键词:......
Effect of preparation method on physicochemical properties and catalytic performances of LaCoO3 perovskite for CO oxidationShan Wang,Xuelian Xu,Junjiang Zhu,Duihai Tang,Zhen Zhao摘 要:performances for CO oxidation were investigated. The samples were characterized by X-ray diffraction, thermogravimetry analysis and differential scanning calorimetry, N2 physisorption, transmission electron......
Effect of preparation method on physicochemical properties and catalytic performances of LaCoO3 perovskite for CO oxidationShan Wang,Xuelian Xu,Junjiang Zhu,Duihai Tang,Zhen Zhao摘 要:performances for CO oxidation were investigated. The samples were characterized by X-ray diffraction, thermogravimetry analysis and differential scanning calorimetry, N2 physisorption, transmission electron......