But the composite must have enough pervious light gap between conducting particles , or the particle size is less than the wavelength of visible light . so preparation of indium , tin oxide ( in2o3 / sno2 ) nano powders by promising method of sol - gel in liquid and surface modification were studied . we hope to summarize general nano preparation , modification and characterization methods 所以本研究的目的是利用液相法中较有前途的溶胶-凝胶法制备氧化铟、氧化锡及其复合氧化物( in _ 2o _ 3 sno _ 2 )纳米粉料，并对其进行表面修饰和综合表征，为大课题提供原材料并可望总结出普遍可行的纳米粒子制备、修饰及表征方法。
In those studying works , nano - composites of polymer were prepared for electromagnetic screening and transparent in military electronic units 、 apparatus 、 weapon equipments , electronic cabinets , to keep communications secrets for important offices 、 laboratory , designing technologic routes of inorganic nanoparticle / nano - composites of polymer , nano - stannum oxide , nano - indium stannum oxide were prepared 本课题的研究针对军用电子元器件、部件、武器装备、方舱、通信保密、重要办公室、实验室需要透明同时防电磁波泄露的需求，采取无机/高分子纳米复合技术路线，研制纳米氧化锡、氧化铟锡/丙烯酸酯类聚合物纳米复合材料。
Antimony doped tin oxide ( ato ) and indium tin oxide ( ito ) thin films have been prepared by a sol - gel process using inorganic metal salts as precursors . the effects of heat - treatment atmosphere , temperature , time and dopant content on the electrical and optical properties of thin films were investigated . the fine patternings of the ato films were fabricated by chemical modification and sol - gel method 本文以无机盐为出发原料，采用溶胶?凝胶法制备了光学和电学性能较为优良的掺锑二氧化锡( ato )薄膜和掺锡氧化铟( ito )薄膜，进一步研究了热处理气氛、温度、时间、掺杂量对薄膜电学及光学性能的影响。
Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior . ito has high prominent transmittance , high infrared reflectance , good electrical conductivity , ito applied as gas sensors , photovoltaic devices , heat reflecting mirrors , solar cells , flat panel displays , liquid crystal displays , electroluminescent , devices and organic light - emitting diodes ( oled ) etc . although preparations and applications of ito films have been studied deeply . nano - ito composites hardly studied 氧化铟锡( ito )是一种高简并的n型半导体，由于具有导电性，可见光高透过率，红外反射性，稳定的化学性，被广泛应用于热反射建筑玻璃、抗静电涂层，太阳能电池，热发射镜，平板显示器和液晶显示屏，传感器，有机光致二级管( oled )等方面，国内外对高质量的ito薄膜的制备和应用进行了深入的研究，但是很少有ito纳米粒子与高分子材料复合的报道。
Liquid crystal display ( lcd ) production is high - tech industry , its manufacturing technology concerns many subjects , such as chemistry , physics , optics , electronics and mechanics etc . the manufacturing processes of lcd are very strict with the processes control , equipment , materials and environment etc . in order to solve the difficult problem of lcd manufacturing technology , to promote manufacturing capacity , and to increase the current state of the art and additional production value of lcd , the paper emphasizes on the research of the key manufacturing technology , which are the optical and electrical properties of the ito ( in2o3 : sn ) films , the automatic alignment and assembly system of lcd substrate , and the optimized design of lcd parameters 液晶显示器( lcd )的生产属于高新技术产业，其制造技术涉及化学、物理、光学、电子和机械等多学科领域。其生产过程对工艺、设备、材料、环境等诸因素均有十分严格的要求。为解决液晶显示器制造过程中的技术难题，提升制造能力，提高产品技术档次及其附加值，本文着重研究了ito (氧化铟锡)导电膜的光电特性、 lcd基板自动对位贴合系统、液晶盒的参数优化设计等液晶显示器制造过程中若干关键制造技术。
Among these methods , magnetron sputtering is the most widely used technique for preparing thin films , owing to its high deposition rate and good uniformity etc . ito films were prepared by rf and dc magnetron sputtering in pure argon gas atmosphere , using in2o3 and in target mixed with sno2 ( 10wt % ) and sn ( 7wt % ) respectively 其中磁控溅射工艺具有沉积速率高均匀性好等优点而成为一种广泛应用的成膜方法。本研究课题分别以氧化铟锡靶和铟锡合金靶为靶材，采用射频磁控溅射和直流反应磁控溅射工艺在氩气气氛中沉积ito薄膜。靶材中sno _ 2和sn的掺杂重量比例分别为10和7 。
( 2 ) in ( no3 ) 3 was dissolved in acetylacetone in the mol ratio of l : 3 . they were mixed for about 3 hours to obtain acetylacetone salts . then glycol methyl aether was added in the ratio of 1 : 40 to obtain indium oxide sol . sncl4 was dissolved in glycol methyl aether and then added into the indium oxide sol to prepare transparent and stable ito sol ( 2 )通过将铟的无机盐硝酸铟与乙酰丙酮按摩尔比1 ： 3 ，混合搅拌3h左右得到铟的乙酰丙酮盐，然后按一定摩尔比加入乙二醇独甲醚溶液，混合搅拌制得氧化铟溶胶，再将一定量的sncl _ 4溶入乙二醇独甲醚，掺入氧化铟溶胶制得透明稳定的掺锡氧化铟溶胶( ito溶胶) ，该溶胶性能稳定，易于成膜。
