共搜索到9371条信息,每页显示10条信息,共938页。用时:0小时0分0秒343毫秒
Catalytic Reduction of SO2 on CeO2-La2O3 Rare Earth Mixed Compounds 胡辉1,李劲1,李胜利1,程国宏1 (1.Department of Environmental Engineering,Huazhong University of Science and Technology,Wuhan 430074,China... with the synergism between redox reaction and COS intermediate mechanism reaction. Key words:catalytic chemistry; CeO2-La2O3; solid phase complex; catalytic reduction; desulfurization; rare earths; [全文内容正......
J. Cent. South Univ. Technol. (2009) 16: 0513-0519 DOI: 10.1007/s11771-009-0085-4 Selective catalytic reduction of NO with NH3 over sol-gel-derived CuO-CeO2-MnOx/γ-Al2O3 catalysts ZHAO Qing-sen... CuO-CeO2-MnOx/γ-Al2O3 catalysts were synthesized by the sol-gel method. The performance of the CuO-CeO2-MnOx/γ-Al2O3 catalysts for the selective catalytic reduction (SCR) was studied in a fixed bed......
Study on Simultaneous Catalytic Reduction of Sulfur Dioxide and Nitric Oxide on Rare Earth Mixed Compounds Hu Hui1,Wang Shuxia1,Zhao Quanzhong1,Zhang Xiaoling1,Li Jin1 (1.School of Environmental... reduction of SO2 and NO. Key words:rare earth mixed compound; desulfurization; denitrification; catalytic reduction; [全文内容正在添加中] ......
possesses higher degree of S defects and larger specific surface areas, can achieve high conversion, selectivity and stability for catalytic reduction of nitro compounds into amines under mild reaction conditions. Key words: transition metal sulfides; catalytic hydrogenation; crystalline phase; selective reduction Cite this article as: ZHANG Guang-ji, TANG Fei-ying, WANG Li-qiang, YANG Wen-jie, LIU......
and Technology, Ganzhou 341000, China;2.Nanchang Engineering and Research Institute of Nonferrous Metals, Nanchang 330000, China) Abstract:With coal gas as a reducing agent, the catalytic reduction... on the reduction of SO_2 to sul-fur was investigated based on kinds and the contents of rare earths and different preparation method of the catalyst. Additionally, the mecha-nism of this catalytic reduction......
Preparation of nano-platinum and its catalytic activity toward methanol oxidation and oxygen reduction HUANG You-ju(黄幼菊), DAI Hong-hai(戴宏海), LI Wei(李 伟), ZHANG Qing-long(张庆龙), ZHAO Ling-zhi(赵灵智... prepared on a glass carbon electrode by cyclic voltammetry. The surface morphology and active area of the catalysts, and their catalytic activity toward methanol oxidation and oxygen reduction were......
J. Cent. South Univ. (2021) 28: 1305-1315 DOI: https://doi.org/10.1007/s11771-021-4698-6 Porous layered La0.6Sr0.4Co0.2Fe0.8O3 perovskite with enhanced catalytic activities for oxygen reduction XU... (LSCF) perovskite is the most representative mixed ionic and electronic conducting electrode material, and has been demonstrated to exhibit excellent catalytic activity for oxygen reduction [9, 10......
reduction (H2-TPR), and X-ray photoelectron spectroscopy (XPS). Through the test of catalytic partial oxidation of methane (CPOM), Ni/CeO2-ZrO2-Al2O3 displayed the highest activity, which resulted from its...Catalytic Partial Oxidation of Methane over Ni/CeO2-ZrO2-Al2O3 Zhong Junbo1,Gong Maochu1,Wei Zhenling1,Mei Dajiang1,Ma Di1,Chen Yaoqiang1 (1.College of Chemistry, Sichuan University, Chengdu 610064......
NO catalytic activity of selective catalytic reduction with ammonia (NH3) by CuMn-ZSM-5 catalysts HUANG Xiu-guo, LI Cai-ting, LU Pei, LI Qun, DING Yan-min (College of Environmental Science & Engineering, Hunan University, Changsha 410082, China) Abstracts: CuMn-ZSM-5 catalysts were prepared by incipient impregnation method, and NO catalytic activity of selective catalytic reduction (SCR......
Temperature Programmed Reduction Studies on CeO2-Containing Catalysts Takanori Mizushima1,Harunobu Ohkita1,Noriyoshi Kakuta1 (1.Department of Materials Science, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempakucho, Toyohashi 441-8580, Japan) Abstract:Temperature programmed reduction (TPR) study was carried out for CeO2/Al2O3 and CeO2/ZrO2 catalysts to evaluate oxygen storage......