二氧化钛基光催化剂在污染水处理、空气净化和自清洁涂层领域都有着广泛的应用,在这些应用中,必须要增加二氧化钛的稳定性,保持大的比表面积、小尺寸和高结晶度.本文总结了近年来在合成高稳定性二氧化钛基纳米材料光催化剂的研究进展,讨论了影响其高稳定性和高活性的若干因素,并对我们组近年来在这方面的研究工作进行了阐述.%Highly active TiO2-based photocatalysts have a variety of promising applications including waste treatment,gas purification and self-cleaning ceramic coatings.For these applications,it is necessary to increase the thermal stability of nanosized TiO2 substrates and to maintain the large surface area,small nanoparticle size,and high crystallinity even after high-temperature treatment.In this review,we summarize recent progresses in synthesis of highly stable TiO2-based nanomaterials as efficient photocatalysts,and discuss the influence factors on the thermal stability and photocatalytic activity with our contributions highlighted.
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