中文摘要：

光催化还原CO2技术在CO2的治理与利用方面有着潜在的应用价值和良好的开发前景。该文简要综述了近年来用于光催化还原CO2反应的TiO2光催化剂材料,包括纯TiO2催化剂、负载型TiO2催化剂、金属改性TiO2催化剂、半导体复合TiO2催化剂和有机光敏化TiO2催化剂等,并介绍了各类催化剂光催化还原CO2的反应性能。

英文摘要：

The technology of photocatalytic reduction of CO2 has potential applications and good prospects for the development in the management and utilization of CO2. This paper briefly reviews TiO2 catalytic materials studied for photocatalytic reduction of CO2, including pure TiO~, supported TiO2, metal-modified TiO2, compound semiconductor TiO2, and organic photosensitized TiO2 catalysts. In addition, the photocatalytic activities of the catalysts are discussed.