Sol-Gel derived CeO2:TiO2 coatings for electrochromic devices

被引:0
作者
Amita Verma
M. Kar
S. A. Agnihotry
A. K. Bakhshi
机构
[1] National Physical Laboratory,
[2] University of Delhi,undefined
来源
Ionics | 2004年 / 10卷
关键词
TiO2; CeO2; Polymeric Electrolyte; CeCl3; Spin Coating;
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学科分类号
摘要
Thin films of mixed CeO2-TiO2 with different Ce/Ti mole ratios were prepared following an alcohol based sol-gel route via the spin coating technique using mixed inorganic-organic [CeCl3.7H2O and Ti(OPr)4] precursors. Ion storage capacity for films obtained from aged sols was observed to be high. Enhanced titanium oxide content improved the insertion capacity of the corresponding films as was evident from inserted charge determined by multiple step chronoamperometric measurements. Electrochemical, optical, structural and thermal performances showed the suitability of the films in an all solid state electrochromic (transmissive) device with tungsten trioxide (WO3) as electrochromic material and a conductive polymeric electrolyte based on lithium.
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页码:237 / 243
页数:6
相关论文
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