The recovery rate of TiO_ 2/AC photocatalyst was more than 95%, and the photocatalytic degradation rates of orange G was achieved 95.93% by calcination regenerated TiO_ 2/AC especially.

• 反应后TiO2/AC催化剂回收率大于95%25；经焙烧再生后对橙黄G反应60min的光催化降解率仍高达95.；93%25