纳米光催化虚拟专辑代表性论文3:综述:可见光催化裂解水制氢:纳米催化结构及反应机制的研究进展
太阳光电催化裂解水(PEC)制氢是未来清洁能源研究的重要课题,然而提高光催化裂解水的效率仍面临巨大挑战。上海交大的上官文峰课题组综述了了不同PEC裂解水制氢系统基于纳米材料和纳米机构的光催化研究进展,包括Au纳米颗粒修饰TiO2纳米线电极、Pt/CdS/CGSe电极、p–n结、Z型反应机制(Bi2S3/TNA、 Pt/SiPVC)等。总结了该领域现存的问题以及相关前瞻性解决方案。(被引频次:12次)
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文章引用信息:
Xiaoping Chen . Zhixiang Zhang . Lina Chi. Aathira Krishnadas Nair . Wenfeng Shangguan. Zheng Jiang, Recent Advances in Visible-Light-Driven Photoelectrochemical Water Splitting: Catalyst Nanostructures and Reaction Systems. Nano-Micro Lett. (2016) 8(1):1–12,
关键词:光电催化裂解水,纳米机构 ,反应体系,异质结,混合动力系统
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【图文导读】
Fig. 1 The schematic setup of PEC water splitting system
Fig. 2 Semiconductors coated on substrate as photoanode for PEC water splitting [15]
Fig. 3 SEM images of titanium dioxide arrays [29, 34]
Fig. 4 The overlapping in band gaps between two different photocatalysts and the electron-trap mechanism
Fig. 5 Schematic interfacial electron transfer between TiO2 and Bi2WO6 [47]
Fig. 6 The diagram of BiVO4/WO3 heterojunction and electron transport process [58]
Fig. 7 FeOOH as photoanode for photoelectrochemical water splitting [60]
Fig. 8 The scheme of the nanostructure of the CdS/TiO2 nanoarrays and charge-transfer mechanism [68]
Fig. 9 Semiconductors coated on substrates as photocathode for PEC water splitting [15]
Fig. 10 SEM image of a p–n Cu2O homojunction [78]
Fig. 11 Schematic representation of the electrode structure of the surface-protected Cu2O electrode [80]
Fig. 12 EDX mapping of CdS/CuGaSe2 sample with chemical bath deposition for 1 min [18]
Fig. 13 n-type and p-type semiconductors coated on substrates as photoanode and photocathode, respectively, for PEC water splitting (Z-scheme) [15]
Fig. 14 Reaction and band model in photovoltaic cell using p-type CaFe2O4 and n-type TiO2 semiconductor electrodes [83]
Fig. 15 The energy-level diagram of the self-biasing PEC cell assembled with Bi2S3/TNA photoanode and Pt/SiPVC photocathode under short-circuit situation [19]
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