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diameter ( d50 ) of the particles are 19.3 ( La2O3 ) , 53.8 ( Y2O3 ) and 28.6 nm( Gd2O3 ) respectively by means of laser particles size analyzer. Key words:pyrolying; rare earth oxide; nano-sized power...Preparing of Nano-Sized Power RE2O3(RE = La,Y,Gd) by Pyrolying Precursors Li Liangchao1,Xu Qingqing2,Hao Shiyou1 (1.Department of Chemistry, Institute of Physical Chemistry, Zhejiang Normal......
Electrocatalytic oxidation of methanol on carbon-nanotubes/graphite electrode modified with platinum and molybdenum oxide nanoparticles GAN Yong-ping(甘永平), HUANG Hui(黄 辉), ZHANG Wen-kui(张文魁... and electrocatalytic properties of platinum and molybdenum oxide nanoparticles (Pt-MoOx) on carbon-nanotubes/graphite electrode for methanol oxidation were investigated. The micrograph and elemental composition......
Preparation and Characterization on Nano-Sized Barium Titanate Powder Doped with Lanthanum by Sol-Gel Process Xiao Zuojiang1,Ma Zhimei1,Zhao Xinle1,Chen Guang1 (1.Changchun University of Science and Technology, Changchun 130022, China) Abstract:The nano-sized BaTiO3:La3+ powders were prepared by sol-gel process using butyl phthalate, barium acetate and lanthanum oxide as raw material......
J. Cent. South Univ. (2012) 19: 46-54 DOI: 10.1007/s11771-012-0971-z Corrosion resistance of waterborne epoxy coating pigmented by nano-sized aluminium powder on steel LIU Jian-hua(刘建华), ZHAN Zhong... Abstract: A novel kind of waterborne epoxy coating pigmented by nano-sized aluminium powders on high strength steel was formulated. Several coatings with different pigment volume content (PVC) were......
agglomeration process is not a novel technique in the mineral industry, and it has been investigated to improve the recovery and grade of coal fines [17-21], recover fine sized gold and metal oxide minerals... indicates that molybdenum mineral mainly occurs as sulfides (98.49%) and only 1.51% amount as molybdenum oxide. Figure 1 Principle flotation flowchart for recovering molybdenite fines from......
properties and microstructure of molybdenum powder, sintering product and fabricated wires were studied. The molybdenum powder was produced firstly by reduction of molybdenum oxide which is doped..., ZHOU Wen-yuan, WANG Jin-shu, NIE Zuo-ren, ZUO Tie-yong. A study on mechanical and thermionic properties of rare earth oxide-doped molybdenum[J]. Chinese Journal of Rare Metals, 2002, 26: 124-128. [2......
Induction plasma spheroidization of tungsten and molybdenum powders JIANG Xian-Liang (蒋显亮)1, M.Boulos2 1. Institute of Surface and Coatings Technology, School of Materials Science and Engineering...; Abstract: The melting, evaporation and oxidation behaviors as well as the solidification phenomena of tungsten and molybdenum......
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