采用两种溶胶一凝胶工艺在普通玻璃基片上制备Ag:znO和AI:ZnO薄膜,通过XRD、UV-Vis吸收谱等分析方法,研究掺杂Ag和Al对半导体ZnO薄膜的组织结构和光学性能的影响.分析表明:掺杂Ag和Al对ZnO薄膜结构的影响因成胶工艺不同而有差异.但掺杂离子对ZnO薄膜光学性能的影响结论是一致的.即Al3+离子掺杂显著减小了晶粒尺寸,薄膜禁带宽度增大,紫外一可见光吸收边出现蓝移.Ag+离子掺杂增大了晶粒尺寸,薄膜禁带宽度减小,紫外一可见光吸收边出现红移.
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