采用以乙醇为溶剂的溶剂热法制备ITO纳米粉体,考察了溶剂热反应条件对ITO粉体导电性能的影响.研究表明:当反应温度低于250℃时得到的粉体为InOOH或In4Sn3O12和InOOH的混合物,在250和270℃下反应可得立方结构的ITO纳米粉体;粉体的电阻率随溶剂热反应温度和反应时间的增加而增大;ITO粉体电阻率随着共沉淀pH值的增大逐渐减小;ITO粉体电阻率随SnO2含量的增加先减小后增大,当SnO2掺杂比例为8%左右时,电阻率最低.
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