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Effects of rare earth on microstructures and properties of Ni-W-P-CeO2-SiO2 nano-composite coatings徐瑞东,王军丽,郭忠诚,王华摘 要:Ni-W-P-CeO2-SiO2 nano-composite... concentrations in electrolyte on microstructures and properties of nano-composite coatings were studied. The samples were characterized with chemical compositions, elements distributions, microhardness......
that the coated precursor transforms completely to La2O3 after calcination at 750 ℃ for 2 h. La2O3/ZrC composite powders are nano-structured, and the particle size range is from 60 to 80 nm. The ζ...: heterogeneous precipitation; nano-composite powder; La2O3; ZrC 航空航天工业的飞速发展对材料的高温性能提出了更高的要求.难熔金属由于具有高熔点,高弹性模量,高热导率和良好耐腐蚀性等特点,被广泛用作高温材料.但难熔金属随着温度升高至1 000 ℃,强度将下降至室温的20%~40%[1],限制了其向航空航天领域的进一步应用扩展.在钨基体中添加ZrC......
Immobilization of laccase on amine-terminated magnetic nano-composite by glutaraldehyde crosslinking method XIAO Hai-yan(肖海燕), HUANG Jun(黄 俊), LIU Cheng(刘 诚), JIANG De-sheng(姜德生) Key Laboratory...: The immobilizing procedure has great influence on the activity of the immobilized laccase. The laccase was immobilized on copper tetraaminophthalocyanine (CuTAPc)-Fe3O4 magnetic nano-composite......
600 Mesh Silicon Carbide Corona Protection Varnish with EPOXY/OMMT Nano-composite Adhesive胡春秀1,ZHAO Yingnan1,HOU Haibo2,ZHANG Xiaohong21. Harbin Research Institute of Large Electric Machinery2. Key... of all materials with epoxy/OMMT nano-composite adhesive was higher than that with pure epoxy resin adhesive.The surface temperature of the varnish with epoxy/OMMT nanocomposite adhesive was all lower......
Effect of Attapulgite Added in Plating Bath on the Properties of Ni/TiC Nano-composite Coatings王红星1,2,MAO Xiangyang1,21. Key Laboratory of Advanced Structural Materials and Application Technolgoy... of Ni/TiC/Attapulgite nano-composite coatings were investigated. The experimental results show that the composite coating is flat and compact with adding 3.0 g/L in the bath, and the coating......
Preparation of (Ti, Sn)O2 Nano-Composite Photocatalyst by Supercritical Fluid Dry Combination TechnologyJingchang ZHANG, Qing LI and Weiliang CAO Institute of Modern Catalysis, The Key Laboratory...>A series of TiO2-SnO2 nano-sized composite photo-catalysts containing Sn (9.3%-30.1%) were prepared from TiCI4 and SnCl4·5H2O by using sol-gel, supercritical fluid dry and solid-phase reaction......
Trans. Nonferrous Met. Soc. China 23(2013) 1993-2001 Wear and corrosion resistance and electroplating characteristics of electrodeposited Cr-SiC nano-composite coatings M. Arab JUNEGHANI, M. FARZAM...), respectively. Microhardness measurements and pin-on- disc tribometer technique were used to investigate the wear behavior of the coatings. Key words: Cr-SiC nano-composite coatings; electrocodeposition......
键词:光电材料;碳纳米复合对电极;碳纳米管;光伏性能;染料敏化;电化学阻抗谱 中图分类号:TB332 文献标志码:A Electrochemical performance of carbon nano-composite counter electrode for dye-sensitized solar cells LIN Jia... were added to the carbon counter electrode for dye-sensitized solar cell to prepare carbon nano-composite counter electrode. The influence of carbon nanotubes in the composite electrode on catalytic......
; 文章编号:1672-7207(2008)01-0098-05 Microwave absorbing properties of La0.8Ba0.2MnO3/nickel nano-composite system ZHOU Ke-sheng, DENG Jian-jie, YIN Li-song, MA Si-hong, GAO Song-hua (School... A and then La0.8Ba0.2MnO3 is compounded with nickel nano-powders which have magnetic property, so that the microwave absorption of the composite system is enhanced greatly because of a common effect......
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