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STUDY OF ANODIC OVERVOLTAGE IN NEODYMIUM ELECTROLYSIS Q.Han1,K.R.Liu1,J.S.Chen1,X.J.Wei1 (1.School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract:The anodic overvoltage of neodymium electrolysis was determined by slow scanning oscillogram. The effects of some factors, i.e. the temperature, the anodic current density, the concentration of Nd2O3......
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Study on Polymerization of 4-Vinylpyridine by Neodymium Complex Catalyst QU Ya-huan1,CHEN Rui-zhan1,WANG Xiao-ju1 (1.Department of Chemistry, Changchun Normal College, Changchun 130032, China) Abstract:Polymerization of 4-vinylpyridine by complex catalyst of neodymium chloride was studied. The influence of Al/Nd(molar ratio), concentration of catalyst, reaction time and temperature......
Thermochemical Study on Coordination Complex of Neodymium Trichloroacetic Acid with 8-Hydroxyquinoline 刘义1,李强国2,屈松生1 (1.College of Chemistry and Molecular Science, Wuhan University, Wuhan 430072... as ΔfHm°[Nd(TCA)3*3H2O,s,298.15K]= -3053.3 kJ*mol-1 and ΔfHm°[Nd(TCA) (C9H6NO)2 ,s, 298.15K] = -1355.6 kJ*mol-1. Key words:rare earths; neodymium chloride six-hydrate; trichloroacetic acid......
Effects of Neodymium on Growth, Pectinase Activity and Mycelium Permeability of Fusarium oxysporum Dong Liang1,Zhang Yufeng1,Yang Lifen2,Chen Kaoshan2 (1.Institute of Soil and Fertilizers, Shandong...+ concentrations ranged from 10 to 400 mg·L-1 but decreased when Nd3+ concentration was 2 mg·L-1. Key words:neodymium (Nd3+); Fusarium oxysporum; dry weight of mycelium; colony diameter; pectinase activity......
Study on F-F Transitions of Powdered Neodymium Compounds by Photoacoustic Spectroscopy 赵贵文1,杨跃涛2,张淑仪2,苏庆德1 (1.Department of Chemistry, University of Science and Technology of China, Hefei 230026, China;2.State Key Laboratory of Modern Acoustics, Institute of Acoustics, Nanjing University, Nanjing 210093, China) Abstract:Photoacoustic (PA) spectra of powdered neodymium oxide (Nd2O3 (A type......
Study on Quick Precipitation of Neodymium Fluoride李鹏飞,王亚军,郭锋摘 要:In view of the problems of slower precipitation rate and lower recovery rate in the traditional preparation process of neodymium fluoride, the process of conversion with ammonia bicarbonate and adding macromolecular precipitant aid to prepare neodymium fluoride was studied. The effect of HF......
THE SOLUBILITY OF FERROALLOYED NEODYMIUM IN MOLTEN SALT CONTAINING NEODYMIUM TRICHLORIDEChen Shiguan Lu Qingtao Yu Ronglin Li Xiaohua(Department of Metallurgical Engineering,Shanghai University of Technology,Shanghai 200072,P.R.China)摘 要:<正> The solubility of ferroalloyed neodymium in molten salt containing neodymium trichloride and the de......
Relation between Neodymium and Calcium in Rape under Ca-Deficiency 刁维萍1,魏幼璋1,倪天华1 (1.College of Environmental and Resource ,Zhejiang University,Hangzhou 310029,China) Abstract:The function of Nd3... with signal transduction pathway.Nd3+ shows mainly its toxic action under high concentration(60 μmol·L-1). Key words:botany; neodymium; calcium; rape; Ca2+-ATPase; rare earths; [全文内容正在添加中] ......
Spectra and Upconversion of Neodymium Tungstate Crystals 刘燕行1,方方1,臧竞存2 (1.College of Environment and Energy Source, Beijing Polytechnic University,;2.College of Materials Science and Engineering) Abstract:The neodymium tungstate single crystals Nd2(WO4)3 were grown using the Czochralski method. The energy level scheme of Nd3+ was obtained through the spectral measurement. The upconversion......