钌
催化作用
化石燃料
人工光合作用
化学
纳米技术
环境科学
分解水
生化工程
工艺工程
材料科学
光化学
光催化
工程类
有机化学
作者
Roc Matheu,Pablo Garrido‐Barros,Marcos Gil‐Sepulcre,Mehmed Z. Ertem,Xavier Sala,Carolina Gimbert‐Suriñach,Antoni Llobet
标识
DOI:10.1038/s41570-019-0096-0
摘要
There is an urgent need to transition from fossil fuels to solar fuels — not only to lower CO2 emissions that cause global warming but also to ration fossil resources. Splitting H2O with sunlight emerges as a clean and sustainable energy conversion scheme that can afford practical technologies in the short-to-mid-term. A crucial component in such a device is a water oxidation catalyst (WOC). These artificial catalysts have been developed mainly over the past two decades, which is in contrast to nature’s WOCs, which have featured in its photosynthetic apparatus for more than a billion years. Recent times have seen the development of increasingly active molecular WOCs, the study of which affords an understanding of catalytic mechanisms and decomposition pathways. This Perspective offers a historical description of the landmark molecular WOCs, particularly ruthenium systems, that have guided research to our present degree of understanding. Water oxidation catalysts are key components in water-splitting devices that synthesize fuels by using energy, including that from sunlight. This Perspective presents historical developments in molecular water oxidation catalysis, emphasizing studies of ruthenium complexes that have taught us how to design optimal catalysts.
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