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H, NASR M I, ABDEL-WAHAB M S. Carbothermic reduction kinetics of nanocrystallite Fe2O3/NiO composites for the production of Fe/Ni alloy[J]. Journal of Alloys and Compounds, 2008, 463(1/2): 585-590. [14] SARKISYAN L. Mechanism and kinetics of reduction of complex oxides of the NiO-Fe2O3 system[J]. Powder Metallurgy and Metal Ceramics, 1986, 25(10): 832-837. [15] CORES A, FORMOSO A, LARREA M T......
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Avenue, Shiraz, Iran Received 3 August 2011; accepted 2 November 2011 Abstract: The kinetics of isothermal reduction of Ag2O with graphite under argon atmosphere for a non-activated sample... kinetics was investigated using the same approach for milled and unmilled samples. The results show that the Avrami exponent of mechanochemical reduction is higher than that of high temperature thermal......
Non-isothermal microwave leaching kinetics and absorption characteristics of primary titanium-rich materials XIA Hong-ying(夏洪应)1, 2, PENG Jin-hui(彭金辉)1, 2, NIU Hao(牛 浩)1, 3, HUANG...; Abstract: The non-isothermal leaching kinetics of primary titanium-rich......
of Te(Ⅳ) is elemental tellurium using Cl- or Br- as catalyst, and the reduction product is TeI using I- as catalyst. The reaction kinetics of Te(Ⅳ) using Cl- as catalyst indicates that the reaction... mol/L时,其活化能分别为44.871和36.714 kJ/mol. 关键词:碲;卤素离子;催化;还原;动力学 中图分类号:TQ125.3 文献标志码:A Reaction kinetics of Te(Ⅳ) using halogen ions as catalyst in Te(Ⅳ)-H2SO4-H2O system SUN......
J. Cent. South Univ. Technol. (2009) 16: 0936-0941 DOI: 10.1007/s11771-009-0156-6 Technological conditions and kinetics of leaching copper from complex copper oxide ore SUN Xi-liang(孙锡良)1, 2... by hematite-limonite and silicate ore with apparent activation energy of 16.08 kJ/mol, which belongs to the mixed control. Key words: copper oxide ore; H2SO4; leaching; kinetics; activation energy......
Kinetics and mechanism of Re(Ⅶ) extraction and separation from Mo(Ⅵ) with trialkyl amine LOU Zhen-ning(娄振宁), XIONG Ying(熊 英), SONG Jun-jun(宋俊俊), SHAN Wei-jun(单炜军), HAN Guang-xi(韩光喜... ____________________________________________________________________________________________ Abstract: The extraction kinetics of rhenium(Ⅶ) or molybdenum(Ⅵ) with trialkyl amine (N235, R3N, R=C8–C10) dissolved in heptane were investigated......
Non-isothermal kinetics of synthesizing vanadium nitride by one-step methodJiang Dong,Yue Yu,Zheng-Liang XueSchool of Materials and Metallurgy,Wuhan University of Science and Technology摘 要:reduction and proceed carbonization reaction,and the reduction and nitridation reaction can occur simultaneously. The activation......
; Kinetics analysis of Ni-TiO2 composite system during... nucleating. Key words: Ni-TiO2 system; kinetics; electro-crystallization; cyclic voltammetry; electrochemical impedance spectroscopy  ......