用于析氢反应的TiO_(2)基光催化剂的研究进展

Research progress of TiO_(2)-based photocatalysts for hydrogen evolution reaction

TiO_(2)作为一种应用于光催化领域的前沿材料,受到了广泛的关注。TiO_(2)作为光催化剂的性能取决于各种参数,包括形貌、表面积和结晶度。虽然TiO_(2)在各种催化体系中均表现出良好的催化活性,但由于其低导电性和较宽带隙,TiO_(2)作为光催化剂的性能普遍受到限制。众多研究致力于克服这些问题,使得光催化性能得到了显著改善。本文综述了近年来TiO_(2)光催化析氢反应的研究进展,重点讨论了关于催化剂组分的改变、掺杂以及光敏化对TiO_(2)光催化活性的调整与改良,对每种改性方法的优点和局限性进行了评述,最后指出了TiO_(2)作为光催化剂在未来发展中面临的主要问题和发展前景。

As a cutting-edge material for photocatalysis,TiO_(2) has received extensive attention.The performance of TiO_(2) as a photocatalyst depends on various parameters,including morphology,surface area,and crystallinity.Although TiO_(2) exhibits good catalytic activity in various catalytic systems,its performance as a photocatalyst is.generally limited due to its low electrical conductivity and wide band gap.Many different studies have been devoted to overcoming these problems,resulting in significant improvements in photocatalytic performance.In this paper,the research progress of TiO_(2) photocatalytic hydrogen evolution reaction in recent years is reviewed,and the adjustment and improvement of the photocatalytic activity of TiO_(2) by the change of catalyst components,doping and photosensitization are discussed.The advantages and limitations of each modification method are reviewed.Finally,the main obstacles and development prospects of TiO_(2) as a photocatalyst in the future development are pointed out.