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Influence of Lanthanum on Synthesizing of SiC Nanometer Powder Wang Liuyan1,Zhang Ning1,Long Haibo1,Cai Qingkui1 (1.Scientific Technology Research Center, Shenyang University, Shenyang 110044, China) Abstract:Low cost silicon carbon nanometer powder was synthesized by carbothermal reduction method with nanometer SiO2 and carbon as raw material. Its synthesis thermodynamics were discussed......
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protection[1-4]. A lot of methods have been developed for preparing nanometer titanium dioxide powder such as micromusion[5], sonochemical[6], gas pyrohydrolysis[7], and sol-gel[8]. Titanic solution, which... Effect of surfactants on preparation of nanometer TiO2 by pyrohydrolysis CHAI Li-yuan(柴立元)1, YU Yan-fen(于延芬)1, 2, ZHANG Gang(张 刚)1, PENG Bing(彭 兵)1, WEI Shun-wen(韦顺文)1 1. School......
Preparation of nanometer oxides La1-xSrxMnO3 by absolute alcohol as solvent HU Jie(胡 婕)1, 2, SHAO Guang-jie(邵光杰)1, GUO Peng(郭 鹏)1, QIN Xiu-juan(秦秀娟)1, XING Guang-zhong(邢广忠)2 1. Department...; Abstract: Nanometer oxides La1-xSrxMnO3 were synthesized by absolute alcohol as solvent. The desired metal cations were chelated in a solution using citric acid......
Preparation of ZrO2 spherical nanometer powders by emulsion processing route CHANG Ying(常 鹰), LI Xi-bin(李溪滨) State Key Laboratory of Powder Metallurgy, Central South University, Changsha... was performed at 600 ℃ for 2 h, leading to tetragonal phase ZrO2 nanometer powders. The ZrO2 powders and the precursor powders were analyzed and characterized by means of TGA-DTA, XRD, TEM, BET......
is the best method. The nanometer α-Al2O3 powder with non-aggregation can be manufactured using n-butanol azeotropic distillation and the average particle size is about 40 nm. key words: nanometer α-Al2O3...; 1 Introduction The nanometer α-Al2O3 powder, a kind of important structural and functional ceramic material, has......
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