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Effects of Cerium Oxide on Ni/Al2O3 Catalysts for Decomposition of CH4 and C2H4 杨咏来1,徐恒泳1,李文钊1 (1.Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, China) Abstract:Characteristics of carbon deposition of CH4 and C2H4 decomposition over supported Ni and Ni-Ce catalysts were studied by using a pulse reaction as well as BET, TPR, XPS and hydrogen chemisorption......
J. Cent. South Univ. (2017) 24: 2542-2549 DOI: https://doi.org/10.1007/s11771-017-3667-6 Volatilization behaviors of molybdenum and sulfur in vacuum decomposition of molybdenite concentrate ZHOU Yue... initio molecular dynamics (AIMD) and vacuum decomposition experiments were performed to study the volatilization behaviors of Mo and S from molybdenite concentrate by vacuum decomposition......
Decomposition process of zircon sand concentrate with CaO-NaOHZHANG Jiandong a,WANG Lijun a,and JIANG Dongmin b a Division of Mineral Resources,Metallurgy & Materials,General Research Institute for Nonferrous Metals,Beijing 100088,China b Zhejiang Zr-Valley Science & Technology Co.Ltd,Zhejiang 313220,China摘 要:The decomposition process for zircon......
J. Cent. South Univ. Technol. (2011) 18: 1865-1870 DOI: 10.1007/s11771-011-0915-z Preparation of basic magnesium carbonate and its thermal decomposition kinetics in air LIU Xin-wei(刘欣伟)1, 2, FENG Ya... Engineering, Institute of Process Engineering,Chinese Academy of Sciences, Beijing 100190, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2011 Abstract: The thermal decomposition......
Relationship between the Local Structures of Titanium Oxide Photocatalysts and Their Reactivities in the NO Decomposition Hiromi YAMASHITA1,Masaya MATSUOKA1,Masakazu ANPO1,Jin-Long ZHANG1... and unique photocatalytic reactivity for the direct decomposition of NO into N2, N2O and O2 at 275K. In situ photoluminescence, diffuse reflectance absorption,XAFS investigations indicated that the titanium......
110004,China) Abstract:The influence of NaCl-CaCl2 on thermal decomposition of REPO4 (RE: Ce, La, Nd, Th) with CaO was studied.The heat decomposing process of REPO4 was tested with TG-DTA experiments.The results showed that the decomposition temperature of REPO4 with CaO was reduced because of adding NaCl-CaCl2 mixture (NaCl:CaCl2=1:1).The influence of the addition of NaCl-CaCl2, roasting temperature......
Kinetics of the Thermal Decomposition of Wangjiatan Siderite冯志力Huazhong University of Science and Technology摘 要:The thermal decomposition processes of Wangjiatan siderite samples were studied in nitrogen by thermogravimetric(TG)analysis.The mechanism of thermal decomposition of the siderite obeyed an F n kinetic law and the n-order was between 1.16......
Kinetics Study on the Thermal Decomposition of Europium p-methyl benzoate Complex with 1, 10-penanthroline under Non-isothermal Con ditions 刘又年1,周智华1,曾冬铭1,舒万艮1 (1.中南工业大学化学化工学院,长沙 410083) 摘要:The thermal decomposition reaction of Eu2(p-MBA)6(PHEN)2 (p-MBA=CH3C6H4COO, methylbenzoate;PHEN=C12H8N2, 1,10-phenanthroline) was studied in a static atmosphere usingTG-DTG method. The thermal decom......
Trans. Nonferrous Met. Soc. China 22(2012) 2459-2464 Synthesis and photoluminescence properties of single-crystal ZnO hexagonal pyramids by PEG400-assisted thermal decomposition route LIU... decomposition route of precursor at 240 oC in the presence of PEG400. The precursor was obtained by room-temperature solid-state grinding reaction between Zn(CH3COO)2·2H2O and Na2CO3. Crystal structure......
J. Cent. South Univ. (2017) 24: 782-788 DOI: 10.1007/s11771-017-3480-2 Precipitation and decomposition behaviors of carbides in AISI M2 high-speed steel with nitrogen and mischmetal LIU Bao-long(刘宝龙... Berlin Heidelberg 2017 Abstract: The behaviors of the precipitation and decomposition of carbides in AISI M2 high-speed steel modified by nitrogen and mischmetal were investigated using DSC, XRD, SEM......