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Preparation of copper nanoparticles by chemical reduction method using potassium borohydride ZHANG Qiu-li(张秋利)1, YANG Zhi-mao(杨志懋)2, DING Bing-jun(丁秉钧)2, LAN Xin-zhe(兰新哲)1, GUO Ying-juan(郭莹娟)1... by chemical reduction method using potassium borohydride as reducing agent. The effects of reactant ratio, concentration of CuSO4, reaction temperature, and dispersant on the size of product and conversion......
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of copper nanoparticles by chemical reduction using potassium borohydride ZHANG Qiu-li1, 2, YANG Zhi-mao1, DING Bing-jun1 (1. School of Science, Xi’an Jiaotong University, Xi’an 710049, China; 2. School... potassium borohydride as reducing agent. The effects of reactant ratio, concentration of CuSO4, reaction temperature, dispersant on the size of product and conversion rate were studied. The morphology......
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Investigation of High Molar Ratio Potassium Solution Used in Zinc-Rich Coatings LI Sheng1,YAN Rui1,WU Hang1 (1.Surface Engineering Research Institute, Beijing 100072, China) 摘要:High molar ratio potassium silicate solution used in zinc-rich water-base coatings was prepared by adding the nanosize SiO2 to the low molar ratio potassium silicate solution, and its microstructure was investigated......
A novel method to produce potassium chromate from carbon ferrochromeHU Guo-rong(胡国荣), WANG Jia-liang(王家良), PENG Zhong-dong(彭忠东), DU Ke(杜柯) (School of Metallurgy and Environment, Central South University, Changsha 410083, China)Abstract:The oxidizing roasting of carbon ferrochrome in the presence of potassium carbonate and air was investigated. The effects of reaction temperature, reaction time......
material. Nano iron particles are deposited onto the rough graphite surface while those were formed by borohydride reduction. The possible nitrate reduction pathways were proposed. The TEM image shows... loading particles. Key words: supported nano zero-valent iron; exfoliated graphite; borohydride kalium; nitrate 1 Introduction The utilization of nano-sized particles of zero-valent iron(ZVI......
Rare earth metal oxides as BH4--tolerance cathode electrocatalysts for direct borohydride fuel cells倪学敏,王雅东,郭峰,姚佩,潘牧State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology摘 要:Rare earth metal oxides(REMO) as cathode electrocatalysts in direct borohydride fuel cell(DBFC) were investigated.The REMO......
Rare earth metal oxides as BH4--tolerance cathode electrocatalysts for direct borohydride fuel cells倪学敏,王雅东,郭峰,姚佩,潘牧State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology摘 要:Rare earth metal oxides(REMO) as cathode electrocatalysts in direct borohydride fuel cell(DBFC) were investigated.The REMO......
Nickel boride alloys as catalysts for successive hydrogen generation from sodium borohydride solution WU Chuan(吴 川)1, 2, BAI Ying(白 莹)1, 2, WU Feng(吴 锋)1, 2, WANG Guo-qing(王国庆)1..., China Received 15 July 2007; accepted 10 September 2007 Abstract: Nickel boride alloys, Ni-B, were prepared using chemical reduction method by the reaction of metal chloride with sodium borohydride......