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Determination of Trace Metal Impurities in Cerium Oxide by Fluorination-Assisted ETV-ICP-AES after HPLC Separation 江祖成1,胡斌1,Ruth Wanjau1,何蔓1,梁沛1,秦永超1 (1.Department of Chemistry,Wuhan University,Wuhan 430072,China) Abstract:A new method for the separation and detection of trace metal impurities in cerium oxide(CeO2)using HPLC combined with electrothermal vaporization(ETV)-ICP-AES......
Oxide evolution in NdDy-Fe-B magnet during aging process王景代,冯海波,李安华,李岩峰,朱明刚,李卫Division of Functional Materials, Central Iron and Steel Research Institute摘 要:oxide particles decreased during the following 900°C aging treatment. Dy and O......
Hydrogen Reduction:A Novel Method of Synthesizing Ultra-fine Chromic Oxide Powder白玉兰College of Science,Qingdao University of Agriculture摘 要:The ultra-fine chromic oxide powder was prepared by a novel gas-solid reduction reaction.Na2CrO4 was firstly reduced with hydrogen at 400-600 ℃.The obtained reduction products,mainly the mixture of NaCrO2 and sodium......
Oxide evolution in NdDy-Fe-B magnet during aging process王景代,冯海波,李安华,李岩峰,朱明刚,李卫Division of Functional Materials, Central Iron and Steel Research Institute摘 要:oxide particles decreased during the following 900°C aging treatment. Dy and O......
Low-temperature synthesis of sea urchin-like Co-Ni oxide on graphene oxide for supercapacitor electrodesXueying Yang1,Cuili Xiang1,Yongjin Zou1,Jing Liang1,Huanzhi Zhang1,Erhu Yan1,Fen Xu1,Xuebu...-like Co3 O4-NiO composites supported on graphene oxide(GO) using a hydrothermal method followed by calcination with a low temperature(250℃).The obtained Co3O4-NiO/GO composite demonstrates a high......
Study on Cerium Oxide Modified Natural Rubber李梅,史振学,柳召刚,胡艳宏,王觅堂,励杭泉摘 要:The action of CeO2 powders in natural rubber was studied. The effects of particle size, content and surface modification of CeO2 powders on the properties of natural rubber was discussed. The results showed that the scorch and curing time of rubber decreased, the physic mechanical......
Trans. Nonferrous Met. Soc. China 24(2014) 1813-1818 Facile synthesis of tin oxide nanocrystals and their photocatalytic activity Zhi-qian JIA1, Hui-jie SUN1, Yan WANG1, Tian-li ZHEN1, Qing CHANG1,2... Received 26 June 2013; accepted 23 January 2014 Abstract: Tin oxide nanocrystals with diameters smaller than 10 nm were synthesized using Na2SnO3 and CO2 as reactants and cetyltrimethylammonium bromide (CTAB......
Performance of positive and negative electrodes in amorphous manganese oxide supercapacitor ZHANG Ying(张 莹)1, LIU Kai-yu(刘开宇)1, 2, ZHANG Wei(张 伟)1, SU Geng(苏 耿)2 1. School... 2007; accepted 10 September 2007 Abstract: Using potassium permanganate and acetic manganese as the reactants, amorphous manganese oxide was prepared with mechanochemical method. XRD was used......
Preparation and Methanol Decomposition Activity of Ruthenium Supported Ce-Doped Mesoporous TiO2 Oxide Zhang Xuehong1,Luo Laitao1,Duan Zhanhui1 (1.Institute of Applied Chemistry, Nanchang University, Nanchang 330047, China;2.Nanchang Institute of Aeronautical Technology, Nanchang 330034, China) Abstract:Mesoporous TiO2-CeO2 mixed oxide(m-TiO2-CeO2) were synthesized using n-cetylpyridinium......
Characterization and bacterial toxicity of lanthanum oxide bulk and nanoparticlesBrabu Balusamy1,2,Anitha Senthamizhan3,Gopalakrishnan Chandrasekaran1,Murugan Siva Subramanian2,4,Kumaravel... the bacterial toxicity of lanthanum oxide micron and nano sized particles using shake flask method against gram-positive (Staphylococcus aureus) and gram-negative (Escherichia coli, Pseudomonas aeruginosa......