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: The Li3-2xMgxV2(PO4)3/C (x=0, 0.01, 0.03 and 0.05) composites were prepared by a sol-gel method and characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM) and electrochemical measurements... phosphate; diffusion coefficient; sol-gel method 1 Introduction The lithium-ion battery has been recognized as one of the most promising energy systems because of its high efficiency of energy conversion......
Barium titanate ceramic inks for continuous ink-jet printing synthesized by mechanical mixing and sol-gel methods ZHOU Zhen-jun(周振君)1, YANG Zheng-fang(杨正方)2, YUAN Qi-ming(袁启明)2 1. College... and drying behaviour of droplets. Two kinds of BaTiO3 ceramic inks were prepared by mechanical mixing and sol-gel methods, respectively. The effect of preparation parameters, such as quantity of polyacrylic......
processes for the manufacture of ceramic fibers can be classified as melt-spinning process and sol-gel spinning process [7]. Usually, the melt-spinning method was adopted for the synthesis of ceramic fibers... Preparation of long alumina fibers by sol-gel method using malic acid TAN Hong-bin, GUO Cong-sheng School of Materials Science and Engineering, Shaanxi University of Technology, Hanzhong 723003......
(GNPs) were synthesized and their CO sensing properties were investigated. The sol-gel method was employed to prepare the initial solution. SEM, TEM, XRD, DLS and spectrophotometry were used... at concentrations of (20-80)×10-6 was 8.3 to 29.5, respectively. Key words: GNP-SnO2; SnO2; nanoparticles; gas sensor; sol-gel 1 Introduction Gas sensors based on metal oxide semiconductors are widely used......
size were prepared by ambient pressure drying process via sol-gel technology using tetrabutyl orthotitanate (TTIP) as precursor, acetic acid as catalyst, formamide as drying control chemical additive..., the largest specific surface area of 573.4 m2/g, and the block volume of about 16.0 cm3. Key words: TiO2 aerogel; sol-gel method; ambient pressure drying TiO2气凝胶作为一类新型纳米轻质多孔无机功能材料,具有比表面积大,孔隙率高以及化学稳定......
2014; accepted 27 April 2015 Abstract: The Nd-doped TiO2 thin films with higher hydrophilic and photocatalytic activities were prepared on glass slides by an acid-catalyzed sol-gel method... is only 8.1°, and 92% of methylene blue is finally degraded. Moreover, the modification mechanism of Nd doping was also discussed. Key words: TiO2; Nd doping; sol-gel method; hydrophilicity......
were synthesized with tetrabutyl titanate as precursor, diethanolamine(DEA) as complexing agent , polyethylene glycol (PEG) as organic template. The porous films were prepared by sol-gel method...-temperature properties of porous films are not notably improved with the increasing of the content of PEG. Key words: TiO2 porous thin film; organic template; sol-gel method; oxygen-sensitivity 1......
Design of Industrial Quenching Processes Nikolai.I.KOBASKO1,George.E.TOTTEN2 (1.Intensive Technologies Ltd, Kiev, UKRAINE;2.G.E. Totten & Associate LLC, Seattle, USA) 摘要:The method of designing industrial processes of quench cooling, in particular, the speed of the conveyor movement with regard to shape and sizes of parts to be quenched, thermal and physical properties of material and cooling......
Automation System in Rare Earths Countercurrent Extraction Processes 廖春生1,严纯华1,王明文1,吴声1,李标国1,贾江涛1 (1.State Key Laboratory of Rare Earth Materials Chemistry and Applications, Beijing Institute of Founder Rare Earth Science and Technology, Peking University,) Abstract:Based on the countercurrent extraction theory for optimized designing and simulating, the rare earth separation processes......
;发光性能 中图分类号:TQ031 文献标志码:A YAG:Ce yellow phosphor synthesized by sol-gel method combining EDTA complexing agent and its... Research Institute, Central South University, Changsha 410083, China) Abstract: Ce-doped Y3Al5O12 (YAG:Ce) yellow phosphors were synthesized by sol-gel method using metal nitrate as raw materials......