Built-in electric field for photocatalytic overall water splitting through a TiO2/BiOBr P–N heterojunction

Nanoscale ◽  
2021 ◽  
Vol 13 (8) ◽  
pp. 4496-4504
Author(s):  
Qianqian Chi ◽  
Genping Zhu ◽  
Dongmei Jia ◽  
Wei Ye ◽  
Yikang Wang ◽  
...  
Keyword(s):  
Electric Field ◽  
Water Splitting ◽  
Photocatalytic Water Splitting ◽  
Overall Water Splitting

A p–n heterojunction of TiO2/BiOBr with a strong built-in electric field has been constructed to simultaneously obtain hydrogen and oxygen through a photocatalytic water splitting.

Enhancing charge separation on high symmetry SrTiO3exposed with anisotropic facets for photocatalytic water splitting

2016 ◽  
Vol 9 (7) ◽  
pp. 2463-2469 ◽  
Author(s):  
Linchao Mu ◽  
Yue Zhao ◽  
Ailong Li ◽  
Shengyang Wang ◽  
Zhiliang Wang ◽  
...  
Keyword(s):  
Water Splitting ◽  
Charge Separation ◽  
High Symmetry ◽  
Photocatalytic Water Splitting ◽  
Highly Efficient ◽  
Overall Water Splitting ◽  
Spatial Charge

Spatial charge separation achieved on the anisotropic facets of high symmetry SrTiO3nanocrystals for highly efficient photocatalytic overall water splitting.

The dual-defective SnS2 monolayers: promising 2D photocatalysts for overall water splitting

2019 ◽  
Vol 21 (48) ◽  
pp. 26292-26300 ◽  
Author(s):  
Batjargal Sainbileg ◽  
Ying-Ren Lai ◽  
Li-Chyong Chen ◽  
Michitoshi Hayashi
Keyword(s):  
Solar Energy ◽  
Water Splitting ◽  
Hydrogen Fuel ◽  
Photocatalytic Water Splitting ◽  
Overall Water Splitting ◽  
Dual Defective

Photocatalytic water splitting on the dual-defective SnS2 monolayer is a promising way to produce hydrogen fuel from solar energy.

A simplified theoretical guideline for overall water splitting using photocatalyst particles

2016 ◽  
Vol 4 (8) ◽  
pp. 2894-2908 ◽  
Author(s):  
Angel T. Garcia-Esparza ◽  
Kazuhiro Takanabe
Keyword(s):  
Water Splitting ◽  
Metal Particles ◽  
Photocatalytic Water Splitting ◽  
Overall Water Splitting ◽  
Theoretical Simulations

A guideline to achieve efficient photocatalytic water splitting is presented using theoretical simulations of particulate semiconductors decorated with metal particles.

Boosting photocatalytic water splitting by tuning built-in electric field at phase junction

2019 ◽  
Vol 7 (17) ◽  
pp. 10264-10272 ◽  
Author(s):  
Jing Zhang ◽  
Xuebing Chen ◽  
Yu Bai ◽  
Chun Li ◽  
Ying Gao ◽  
...  
Keyword(s):  
Electric Field ◽  
Water Splitting ◽  
Charge Separation ◽  
Driving Force ◽  
Photocatalytic Water Splitting ◽  
Spatial Charge

Constructing a built-in electric field at the interface of semiconductors has been demonstrated to provide the driving force for spatial charge separation in photocatalysis.

scholarly journals Mechanism for spontaneous oxygen and hydrogen evolution reactions on CoO nanoparticles

2019 ◽  
Vol 7 (12) ◽  
pp. 6708-6719 ◽  
Author(s):  
Kyoung-Won Park ◽  
Alexie M. Kolpak
Keyword(s):  
Hydrogen Evolution ◽  
Water Splitting ◽  
High Efficiency ◽  
Applied Bias ◽  
Co Catalyst ◽  
Photocatalytic Water Splitting ◽  
Overall Water Splitting ◽  
Nanoparticle Suspensions ◽  
Hydrogen Evolution Reactions ◽  
Coo Nanoparticles

Overall photocatalytic water splitting with a high efficiency has recently been observed for CoO nanoparticle suspensions in the absence of an applied bias or co-catalyst. This study clarifies the mechanism of spontaneous overall water splitting with the prominent efficiency observed on the CoO nanoparticle.

scholarly journals Understanding synergetic effects of Zn and Rh–Cr promotion to wide-bandgap Ga, Ta and Ti oxides in photocatalytic water splitting

2016 ◽  
Vol 6 (12) ◽  
pp. 4243-4253 ◽  
Author(s):  
Antonio Bazzo ◽  
Atsushi Urakawa
Keyword(s):  
Water Splitting ◽  
Uv Light ◽  
Wide Bandgap ◽  
Photocatalytic Water Splitting ◽  
Synergetic Effects ◽  
Overall Water Splitting ◽  
Ti Oxides ◽  
Photocatalytic Materials

Zn and Rh–Cr promotion of photocatalytic materials as a versatile and valuable strategy to improve UV-light driven overall water splitting activity and the mechanisms of the promotional functions are uncovered.

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