Synthesis mechanism of nanoporous Sn3O4 nanosheets by hydrothermal process without any additives*
Zhao Jun-Huaa)†, Tan Rui-Qinb), Yang Yec), Xu Weic), Li Jiac), Shen Wen-Fengc), Wu Guo-Qianga), Zhu You-Lianga), Yang Xu-Fenga), Song Wei-Jiec)
       
The Sn 3d and Sb 3d XPS spectra of the precursors for samples 1, 2, and 3.