Application of photocatalytic technology in heavy metal ions was reviewed, and recent studies on photocatalytic reduction of heavy metal ions were also described including mechanism, driving force of reduction, deactivation and regeneration of photocatalyst as well as impact factors.

Study on the Preparation of p-n Junction NiO/TiO_2 Photocatalystand its Activity by Ball Milling;

Preparation and Characterization of S-doped Ti_(1-x)SyO_2 Photocatalyst with Wide Range Light Response;

Preparation and Visible-light-activity of Sulfur-doped TiO_2 Nanophotocatalysts;

In this paper, are introduced the principle of the semiconductor heterogeneous photocatalysis oxidation technology, its application to the degradation of the pollutants and environmental protection, and some new types of reaction instruments.

Heterogeneous photocatalysis by semiconductors has unique advantages in water pollution control, especially in the treatment of waste water containing poisonous organic compounds which are hard to be destroyed.

Review of designing ABO_3 perovskite photocatalysts;

Research progress of titanium dioxide visible-light photocatalysts;

Study on preparation and photocatalytic activity of titania-coated magnetite photocatalysts;