共搜索到3924条信息,每页显示10条信息,共393页。用时:0小时0分0秒472毫秒
Application of vacuum distillation in refining crude indiumWen-Long Jiang1,2,3,Yong Deng1,2,3,Bin Yang1,2,3,Da-Chun Liu1,2,3,Yong-Nian Dai1,2,3,Bao-Qiang Xu1,2,31. The National Engineering Laboratory for Vacuum Metallurgy,Kunming University of Science and Technology2. State Key Laboratory Breeding Base of Complex Nonferrous Metal Resources Clear Utilization in Yunnan Province3. Yunnan Provincial......
Study on Micron Porous Copper Prepared by Physical Vacuum DealloyingYi-Bin Ren1,Yu-Xia Sun2,Ke Yang11. Institute of Metal Research,Chinese Academy of Sciences2. Shenyang Aerospace University摘 要:Porous copper was prepared successfully by physical vacuum dealloying method using the Cu Zn alloy precursors(Cu30Zn70, Cu40Zn60 and Cu50Zn50 alloys). The micron......
......
Vacuum ultraviolet excited photoluminescence properties of Gd2O2CO3:Eu3+ phosphor王志龙,王育华,张加弛摘 要:The Gd2O2CO3:Eu3+ with type-II structure phosphor was successfully synthesized via flux method at 400 °C and their photoluminescence properties in vacuum ultraviolet (VUV) region were examined. The broad and strong excitation bands in the range of 153-205 nm......
Periodic flow characteristics during RH vacuum circulation refiningXin-gang Ai 1),Yan-ping Bao 1),Wei Jiang 2),Jian-hua Liu 1),Peng-huan Li 1),and Tai-quan Li 1) 1) Engineering Research Institute...="ChDivSummary">The circulation period of RH vacuum refining was studied to promote the refining efficiency.The influences of the lift gas flow rate and submersion depth of snorkels on the circulation period......
Vacuum Electromagnetic Levitation Melting and Undercooling of Peritectic Terfenol-D 马伟增1,季诚昌1,郑红星1,李建国1 (1.School of Materials Science and Engineering, Shanghai Jiaotong University, Shanghai 200030, China) Abstract:For the first time, the undercooling of a magnetostrictive material-a near peritectic Tb0.27Dy0.73Fe1.90 alloy was realized by vacuum electromagnetic levitation melting and 60 K......
Aluminum production by carbothermo-chlorination reduction of alumina in vacuum YUAN Hai-bin(袁海滨)1, 2, 3, YANG Bin(杨 斌) 1, 2, 3, XU Bao-qiang(徐宝强) 1, 2, 3, YU Qing-chun(郁青春) 1, 2, 3, FENG Yue-bin(冯月斌) 1, 2, 3, DAI Yong-nian(戴永年) 1, 2, 3 1. National Engineering Laboratory of Vacuum Metallurgy, Kunming University of Science and Technology, Kunming 650093, China; 2. Key Laboratory......
Trans. Nonferrous Met. Soc. China 24(2014) 3366-3371 Thermodynamics on formation of C, Al4C3 and Al2O3 in AlCl disproportionation process in vacuum to produce aluminum Yue-bin FENG1, Bin YANG2, Yong-nian DAI2 1. Faculty of Science, Kunming University of Science and Technology, Kunming 650500, China; 2. National Engineering Laboratory of Vacuum Metallurgy, Faculty of Metallurgy and Energy......
......
Trans. Nonferrous Met. Soc. China 24(2014) 1946-1950 Thermodynamics of removing impurities from crude lead by vacuum distillation refining Xiang-feng KONG1,2, Bin YANG1,2, Heng XIONG1,2, Ling-xin KONG1,2, Da-chun LIU1,2, Bao-qiang XU1,2 1. National Engineering Laboratory for Vacuum Metallurgy, Kunming University of Science and Technology, Kunming 650093, China; 2. State Key Laboratory of Complex......