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of Chemistry and Chemical Engineering, Suzhou University, Suzhou 215006, China;2.Department of Chemistry, Fudan University, Shanghai 200443, China) Abstract:Reaction of (MeC5H4)3Ln with HOCH2CH2NMe2... polymerization of ε-caprolactone. Key words:inorganic chemistry; nitrogen functionalized alkoxide complex; crystal structure; ring-opening polymerization; ε-caprolactone; rare earths; [全文内容正在添加中] ......
Yong1,Shen Qi1,Yao Yingming1 (1.School of Chemistry and Chemical Engineering, Suzhou University, Suzhou 215006, China) Abstract:Bis (methylcyclopentadienyl) lanthanide amido complex (MeCp)2YbNPh2 (THF.... Nitrogen atom is coordinated to the ytterbium atom to form a tricyclic backbone. The coordination number of ytterbium is 9. The whole molecule shows central symmetry. Key words:inorganic chemistry......
STUDY ON THE PROPERTIES OF DIFFERENT ACTIVATED CARBON FIBERS AND THEIR ADSORPTION CHARACTERISTICS FOR FORMALDEHYDE H.Q.Rong1,Z.Y.Ryu1,J.T.Zheng1 (1.Institute of Coal Chemistry, The Chinese Academy of Sciences, P.O.Box 165, Taiyuan ,030001, China) Abstract:Porous structure and surface chemistry of activated carbon fibers obtained by differ-ent precursors and activation methods were investigated......
stability. La0.5Ce0.5FeO3 (.K) is a promising chromium-free high temperature shift catalyst. Key words:catalytic chemistry; perovskite compounds; chromium-free high-temperature shift catalyst; rare......
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. Influence of ball mill medium and size on properties of copper-zinc ore pulp and mineral surface CHEN Zhe1, 2, XIA Liu-yin2, HART Brian2, CHI Ru-an1, YU Jun-xia1 (1. Department of Chemistry and Environmental... oxygen content, whereas lower ORP and pulp ions concentration. Surface chemistry analysis TOF-SIMS was performed on mill discharged sphalerite. It demonstrates that the formation of iron oxide......
through flotation tests, solution chemistry calculations, zeta potential measurements and infrared spectroscopic analysis. The results show that fine ilmenite shows good floatability in pH range of 4?10... and molecular association of a high surface activity component in sodium oleate solution becomes higher and keeps the floatability good. Key words: ilmenite; sodium oleate; solution chemistry......
含量随烧结温度的增加而增加.不掺杂TiO2陶瓷晶粒和晶界中存在较多气孔,主要起源于高温烧结过程中晶格氧的挥发和氧空位在晶界的偏析. 关键词:TiO2陶瓷；缺陷化学；气孔；显微结构 中图分类号:TQ174 文献标志码:A Defect chemistry and formation mechanism of pores in ... in undoped TiO2 ceramics were investigated through defects chemistry and materials testing methods. The undoped TiO2 ceramics samples were prepared from anatase TiO2 powders by traditional solid-state......
Development of Doped Lanthanum Gallate Solid Electrolytes 苏锵1,王海霞2,杨林2,蒋凯2,郑立庆2,孟健1 (1.The Key Laboratory of Rare Earth Chemistry and Physics, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, China;2.College of Chemistry & Environmental Science, Henan Normal University, Xinxiang 453002, China) Abstract:Development of the doped lanthanum gallate solid......
