scholarly journals Determining the role of oxygen vacancies in the photoelectrocatalytic performance of WO3 for water oxidation

2020 ◽  
Vol 11 (11) ◽  
pp. 2907-2914 ◽  
Author(s):  
Sacha Corby ◽  
Laia Francàs ◽  
Andreas Kafizas ◽  
James R. Durrant
Keyword(s):  
Water Oxidation ◽  
Charge Separation ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Medium Concentration ◽  
Solar Water Oxidation

A medium concentration of oxygen vacancies (VO ≈ 2%) is critical to the performance of WO3 photoanodes for solar water oxidation, enhancing charge separation and reducing recombination across all timescales examined.

The role of graphene as an overlayer on nanostructured hematite photoanodes for improved solar water oxidation

2018 ◽  
Vol 8 ◽  
pp. 8-14 ◽  
Author(s):  
Melissa P. Cardona ◽  
Mingyang Li ◽  
Wei Li ◽  
Jeremy McCall ◽  
Dunwei Wang ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Solar Water ◽  
Solar Water Oxidation

Multilayered Fluorine Doped SnO2 Inverse Opal/WO3/BiVO4 Film for Solar Water Oxidation: Systematic Development and Defined Role of Each Layer

2019 ◽  
Vol 166 (15) ◽  
pp. H750-H763 ◽  
Author(s):  
Gun Yun ◽  
Maheswari Arunachalam ◽  
Kwang-Soon Ahn ◽  
Ki Min Nam ◽  
Jun-Seok Ha ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Inverse Opal ◽  
Solar Water ◽  
Systematic Development ◽  
Solar Water Oxidation

Introduction of oxygen vacancies into hematite in local reducing atmosphere for solar water oxidation

Solar Energy ◽  
2019 ◽  
Vol 179 ◽  
pp. 99-105
Author(s):  
Yi Zhou ◽  
Mingkun Yan ◽  
Junxian Hou ◽  
Yakun Niu ◽  
Dawei Ni ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Reducing Atmosphere ◽  
Solar Water Oxidation

Crystallographic-Orientation-Dependent Charge Separation of BiVO4 for Solar Water Oxidation

2019 ◽  
Vol 4 (4) ◽  
pp. 825-831 ◽  
Author(s):  
Deng Li ◽  
Yong Liu ◽  
Wenwen Shi ◽  
Chenyi Shao ◽  
Shengyang Wang ◽  
...  
Keyword(s):  
Crystallographic Orientation ◽  
Water Oxidation ◽  
Charge Separation ◽  
Solar Water ◽  
Solar Water Oxidation

Promoting Charge Separation and Injection by Optimizing the Interfaces of GaN:ZnO Photoanode for Efficient Solar Water Oxidation

2017 ◽  
Vol 9 (36) ◽  
pp. 30696-30702 ◽  
Author(s):  
Zhiliang Wang ◽  
Xu Zong ◽  
Yuying Gao ◽  
Jingfeng Han ◽  
Zhiqiang Xu ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Charge Separation ◽  
Solar Water ◽  
Solar Water Oxidation

Constructing ordered paths to improve the charge separation and light harvesting capacity towards efficient solar water oxidation performance

2020 ◽  
Vol 269 ◽  
pp. 118761 ◽  
Author(s):  
D. Amaranatha Reddy ◽  
K. Arun Joshi Reddy ◽  
Da Hye Hong ◽  
Madhusudana Gopannagari ◽  
D. Praveen Kumar ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Charge Separation ◽  
Light Harvesting ◽  
Solar Water ◽  
Oxidation Performance ◽  
Solar Water Oxidation

Hydrogenated hematite nanostructures for high-efficiency solar water oxidation

RSC Advances ◽  
2016 ◽  
Vol 6 (95) ◽  
pp. 92206-92212 ◽  
Author(s):  
Litao Zhou ◽  
Xiaolin Lv ◽  
Yuting Nie ◽  
Jiujun Deng ◽  
Hui Zhang ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Oxygen Vacancies ◽  
High Efficiency ◽  
Onset Potential ◽  
Solar Water ◽  
Solar Water Oxidation

Hematite with oxygen vacancies can lower the onset potential and achieve a high photocurrent of 2.00 mA cm−2 at 1.0 VRHE.

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