One-step template-free fabrication of mesoporous ZnO/TiO2 hollow microspheres with enhanced photocatalytic activity

- Mesoporous ZnO/TiO2 composite with hollow structure was synthesized via one-step method.
- ZnO/TiO2 composite made a red shift compared to pure TiO2.
- ZnO/TiO2 composite exhibits significantly improved photocatalytic properties.