Solvothermal synthesis of novel hierarchical Bi4O5I2 nanoflakes with highly visible light photocatalytic performance for the degradation of 4-tert-butylphenol

- Synthesis of hierarchical Bi4O5I2 micro/nano structure by a facile solvothermal route.
- Photocatalyst is Bi4O5I2 nanoflakes.
- Bi4O5I2 nanoflakes have visible light photocatalytic ability to 4-tert-butylphenol.
- The photocatalytic mechanism and photogenerated reactive species is investigated.