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Preparation and Structure of CeO2-Graphite Intercalation Compounds张艳,刘旭光,许并社摘 要:Rare-earth oxide graphite intercalation compounds (CeO2-GICs) were prepared... analysis of intercalation compounds indicated that a number of non-carbon reactant (atom, molecule, ion or groups) could intercalate the layers of graphite with reticulated layer structure physically......
Structure and magnetic properties of new compounds CdYFeWO_7 MENG Jian1,Lü Minfeng1,WU Zhijian1 (1.State Key Laboratory of Application of Rare Earth Resources,Changchun Institute of Applied Chemistry,Chinese Academy of Sciences,Changchun 130022,China) Abstract:The solid solutions of CdYFeWO_7, which are cubic pyrochlores of the type A_2B_2O_7, have been prepared and their structures were......
that all compounds studied are almost single phase and crystallize in the ThMn12-type of structure. The lattice parameters a, c and unit cell volume V increase monotonously with increasing Ti content. Curie...STRUCTURE AND MAGNETIC PROPERTIES OF YFe12-xTix COMPOUNDS W.Q.Wang1,J.L.Wang1,B.Fuquan1,G.H.Wu1,F.M.Yang1,N.Tang1,Z.Z.Guo3 (1.State Key Laboratory of Magnetism, Institute of Physics, The Chinese......
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measurements.The Gd5Si2.05-xGe1.95-xMn2x(2x=0,0.03 and 0.08) compounds crystallized in the Gd5Si2Ge2-type monoclinic structure.In all X-ray powder diffraction patterns,a minor hexagonal Gd5Si3 phase was observed as a second phase.With increasing Mn content,the unit cell volume increased.For the compounds with x=0,0.03 and 0.08,the first order phase transition was observed.The maximum isothermal magnetic......
measurements.The Gd5Si2.05-xGe1.95-xMn2x(2x=0,0.03 and 0.08) compounds crystallized in the Gd5Si2Ge2-type monoclinic structure.In all X-ray powder diffraction patterns,a minor hexagonal Gd5Si3 phase was observed as a second phase.With increasing Mn content,the unit cell volume increased.For the compounds with x=0,0.03 and 0.08,the first order phase transition was observed.The maximum isothermal magnetic......
Oxygen Relief/Absorption and Superconductivity of Bi-Pb-Sr-Ca-Cu-O Compounds覃作祥,张彦生,朱乃平摘 要:<正> The oxygen relief/absorption,superconduc-tivity and structure of(Bi1-xPbx)2Sr2Ca2-Cu3Oy compounds have been studied by TGA,electrical resistance measurement and X-raydiffraction.The amount of oxygen which can be re-leased and superconductivity......
] have proposed that organic compounds in general dissolved in the Bayer process result in poorer settling of red mud. L et al [6-9] have found that the deterioration in settling of red mud containing... compounds with carboxylic groups and hydroxyl groups. On the other hand, LIU et al [12] found that the flocculation of hydration grossular using commercially available sodium polyacrylate (PAAS......
University Press, 1995. [8]Vinod K G S, Murty B S, Chakraborty M. Development of Al-Ti-C grain refiners and study of their grain refining efficiency on Al and Al-7Si alloy[J]. J alloy and Compounds, 2005..., South China University of Technology, Guangzhou 510640, China) Abstract: The refining effects of Ti, Al and Al-RE alloy on intermetallic compounds in Zn-2Ni alloy were studied by optical microscopy......
Magnetic Properties and Phase Transformation of Tb1-xPrxFe1.96 (x=0 to 0.7) Compounds Gao Xuexu1,Zhou Shouzeng1,Zhang Shaoqiang1,Qiao Yi1,Zhang Maocai1 (1.State Key Laboratory for Advanced Metals and Materials, University of Science and Technology Beijing, Beijing 100083, China) Abstract:The magnetic properties and the phase Transformation of Tb1-xPrxFe1.96 (x=0 to 0.7) compounds were studied......
