微波法制备光催化纳米材料的应用及其性质研究

Research progress on the application and properties ofphotocatalytic nanomaterials prepared by microwave method

微波法作为纳米材料合成的一种新策略,不仅具有加热均匀、反应速度快,而且还具有高灵敏和高选择性等特点。因此,首先简要介绍了微波理论和微波加热机理,然后总结了单一催化材料、不同元素的掺杂材料以及构建纳米复合材料的微波合成策略,并剖析了微波法对催化剂的微观结构以及结晶度的影响,为高效、低能耗合成具有高性能的半导体光催化剂提供新思路。最后,本文也提出了微波合成光催化材料在实际应用中所面临挑战以及未来发展的前景。

As a new strategy for the synthesis of nanomaterials,the microwave method not only has the characteristics of uniform heating and fast reaction speed,but also high sensitivity and selectivity.As a result,this review briefly introduces the microwave theory and heating mechanism,and then summarizes the single photocatalytic material,doped materials with different elements.Furthermore,the microwave fabrication strategy for constructing nanocomposites as well as the effect of microwave method on the microstructure and crystallization of the catalyst is well elucidated.We provide insights on the synthesis of high-performance semiconductor photocatalysts with high efficiency and low energy consumption.Finally,this review also puts forward the challenges facing by microwave synthesis of photocatalytic materials in practical applications and prospects for future development.