Figure 4From: Ionic liquid-templated preparation of mesoporous silica embedded with nanocrystalline sulfated zirconia HRTEM images of the prepared SZ-SiO 2 samples 7 to 9. a Dark field image of silica 7 (26.89 wt.% Zr). b Silica 8 (27.77 wt.% Zr). c Silica 9 (41.40 wt.% Zr).Back to article page