等离激元效应促进的光催化分解水制氢

  目的  利用光催化分解水的方式直接将太阳能转化并存储为氢气的化学能，是发展清洁能源促进低碳经济的有效途径。文章围绕等离激元效应对光催化分解水制氢的促进机理进行综述，以推进其产业化应用。  方法  阐释了等离激元效应在光催化分解水反应过程中的微观机制，分析了等离激元粒子在增强太阳光的吸收能力、拓展吸收光谱的响应范围、促进光生电子空穴的分离、提升光生载流子的热力学能、以及提供光催化反应活性中心等方面发挥的重要作用。  结果  通过总结当前等离激元效应促进光催化分解水制氢的研究进展，浅析了目前存在的问题，并对该领域的未来发展趋势进行了展望。  结论  基于等离激元效应在太阳能生产燃料中的巨大应用潜力，不同学科背景的相关学者协同合作，对影响光催化剂效率和寿命的各项决定性因素积极研发攻关，将促进该技术领域获得重要突破。

Plasmonic Effect Promoted Solar Water Splitting for Hydrogen Production

Introduction One of the most appealing way to develop clean energy and promote a low-carbon economy is by directly converting sunlight into storable chemcial energy as hydrogen via solar water splitting. This paper summarizes the mechanistic understanding of plasmonic enhancement for photocatalytic water splitting to promote its practical application.  Method  A great deal of attention has been focused on the specific mechanism about the plasmonic effect during the photocatalytic water splitting reaction process, demonstrating the significant roles of plasmonic particles in enhancing sunlight absorption, exploiting entire solar spectrum, promoting photogenerated charge separation, increasing thermodynamic energy of charge carriers, as well as providing active sites for water splitting.  Result  The recent advances and prospects for future developments regarding the promotion of plasmonic effect on solar water splitting for hydrogen production has been presented.  Conclusion  Based on the plasmonic solar water splitting, great efforts on increasing the efficiency and stability of the photocatalysts are needed from researchers with different disciplines to make breakthroughs.