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Up-conversion processes of rare earth ions in heavy metal glassesL.Grobelny1,W.A.Pisarski1,J.Pisarska1,R.Lisiecki2,W.Ryba-Romanowski21. Institute of Chemistry,University of Silesia2. Institute of Low Temperature and Structure Research,Polish Academy of Sciences摘 要:Heavy metal lead germanate glasses doubly doped with Yb3+ and Ln3+ ions(Ln=Er,Tm) were......
Selective removal of heavy metal ions from aqueous solutions with surface functionalized silica nanoparticles by different functional groupsKONG Xiang-feng(孔祥峰)1, 2, 3, YANG Bin(杨斌)1, 3, XIONG Heng(熊...),Kunming 650093, China;2. School of Metallurgy and Environment, Central South University, Changsha 410083, China;3. State Key Laboratory of Complex Nonferrous Metal Resources Clear Utilization, Kunming......
; 文章编号:1672-7207(2012)02-0407-05 Influence of metal ions on floatability of quartz in flotation of sulfide ores OU Le-ming1, HUANG Si-jie1, 2, ZHU Yang-ge1 (1. School of Minerals Processing... concentrate, the floatability of quartz with the presence of metal ions was studied using amyl xanthate as collector. The results show that the activation of quartz is one of the main factors......
, Pyongyang 999093, DPR of Korea Received 24 April 2013; accepted 9 August 2013 Abstract: A formula was proposed to calculate the distribution of metal ions quantitatively in chemical reaction system... of zinc, iron (III), aluminum, copper and magnesium were calculated. As a result, it shows that the proposed formula is reliable. By the proposed formula, the existence state of metal ions......
贵金属首饰分析研究进展鞠军1,陈永红2,高广飞3,林晓伟4,李彦红2(1.辽宁省朝阳市 朝阳工程技术学校2.长春黄金研究院3.辽宁天利金业有限责任公司4.江苏省盐城市大丰质量技术监督局)摘 要:通过查阅现已发表的贵金属首饰分析各类期刊文献及国家标准方法,对目前国内贵金属首饰分析方法进行了全面综述和评价,并对今后贵金属首饰分析手段作出了展望.文中引用参考文献77篇.关键词:贵金属首饰; 分析方法; 研究进展; 综述......
of metal and metal oxide, hydrometallurgy of chalcopyrite and metallic oxidized ore, and extraction and separation of metal ions, are introduced. Key words: ionic liquids; hydrometallurgy; nonferrous metals; metal oxides; mineral processing;extraction and separation of metal ions  ......
to their composition and the type of precious metal. Key words:CeO2; CZO; CZYO; rare earths; oxygen storage capacity; precious metal; [全文内容正在添加中] ... of mixed oxides were prepared by coprecipitaion, and a part of these oxides were loaded with precious metals (PM). XRD, BET, and oxygen storage capacity (OSC) investigations were performed on samples aged......
Precious metal-support interaction in automotive exhaust catalysts郑婷婷1,何俊俊1,赵云昆1,2,夏文正1,何洁丽11. State-Local Joint Engineer Laboratory of Precious Metal Catalytic Technology and Application,Kunming..." name="ChDivSummary">Precious metal-support interaction plays an important role in thermal stability and catalytic performance of the automotive exhaust catalysts.The support is not only a carrier......
Precious metal-support interaction in automotive exhaust catalysts郑婷婷1,何俊俊1,赵云昆1,2,夏文正1,何洁丽11. State-Local Joint Engineer Laboratory of Precious Metal Catalytic Technology and Application,Kunming..." name="ChDivSummary">Precious metal-support interaction plays an important role in thermal stability and catalytic performance of the automotive exhaust catalysts.The support is not only a carrier......
EFFECT OF METAL IONS ON ACTIVITY OF INTERLEUKIN-2孙恩杰摘 要:<正>1 IntrodutionInterleukin-2(IL-2)was found to selectively keep growth of T lymphocytes for longperiod in vitro in 1976,and was then named T cell growth factor,TCGF.After that,IL-2 was found to promote proliferation of various cells,mainly including T,B,NK,and to in-crease activity of T cell......