Additional file 1: of Porous TiO2 Assembled from Monodispersed Nanoparticles LiuXu DuanWeijie ChenYan JiaoShihui ZhaoYue KangYutang LiLu FangZhenxing XuWei PangGuangsheng 2016 Supporting information. Figure S1. XRD patterns of TiO2-NPs. Figure S2. TEM image of TiO2-NPs. Figure S3. Size distribution histogram of TiO2-NPs. Figure S4. IR spectrum of the porous transparent bulk TiO2. Figure S5. TG analysis of the porous transparent bulk TiO2.