%0 Journal Article %T TEM and STEM Studies on the Cross-sectional Morphologies of Dual-/Tri-layer Broadband SiO2 Antireflective Films %A Dengji Li %A Hongwei Yan %A Liang Qiao %A Shaobo Han %A Shuangyue Wang %A Wei Liu %A Xia Xiang %A Xiaodong Yuan %A Xiaotao Zu %J Archive of "Nanoscale Research Letters". %D 2018 %R 10.1186/s11671-018-2442-4 %X a Low-magnification TEM images of silica sol C. b High-magnification TEM images of silica sol C. c Low-magnification TEM images of silica sol D. d High-magnification TEM images of silica sol D. Insets in images are the corresponding grain size distribution histogram and SEAD spectru %K Sol¨Cgel process %K Antireflective film %K TEM %K STEM %K Density ratio %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5809628/