%0 Journal Article %T Preparation and optical properties of sol-gel-deposited electrochromic iron oxide films %A Ozer, Nilgun %A Tepehan, Fatma %J Proceedings of SPIE %V 3138 %N 1 %P 31-39 %@ 0277-786X %D 1997-10-14 %I SPIE %~ DeepDyve