Reducing the surface defects of Ta3N5 photoanode towards enhanced photoelectrochemical water oxidation

2020 ◽  
Vol 8 (44) ◽  
pp. 23274-23283
Author(s):  
Chenyi Shao ◽  
Ruotian Chen ◽  
Yongle Zhao ◽  
Zheng Li ◽  
Xu Zong ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Surface Defects ◽  
Photoelectrochemical Performance ◽  
Flame Heating ◽  
Photoelectrochemical Water Oxidation ◽  
Reduced Surface

Ta3N5 photoanodes with reduced surface defects were obtained through the nitridation of a two-step-flame-heating-derived Ta2O5 precursor and exhibited enhanced photoelectrochemical performance.

WO3 photoanodes with controllable bulk and surface oxygen vacancies for photoelectrochemical water oxidation

2018 ◽  
Vol 6 (8) ◽  
pp. 3350-3354 ◽  
Author(s):  
Jijie Zhang ◽  
Xiaoxia Chang ◽  
Chengcheng Li ◽  
Ang Li ◽  
Shanshan Liu ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Ozone Treatment ◽  
Surface Oxygen ◽  
Photoelectrochemical Performance ◽  
Hydrogen Annealing ◽  
Bulk Oxygen ◽  
Photoelectrochemical Water Oxidation ◽  
Reduced Surface

WO3 nanoflake photoanodes with suitable bulk oxygen vacancies and reduced surface oxygen vacancies are synthesized by hydrogen annealing and ozone treatment, which exhibit excellent photoelectrochemical performance.

Enhanced photoelectrochemical performance of internally porous Au-embedded α-Fe2O3 photoanodes for water oxidation

2017 ◽  
Vol 53 (30) ◽  
pp. 4278-4281 ◽  
Author(s):  
Pravin S. Shinde ◽  
Su Yong Lee ◽  
Jungho Ryu ◽  
Sun Hee Choi ◽  
Jum Suk Jang
Keyword(s):  
Water Oxidation ◽  
Photoelectrochemical Performance ◽  
Oxidation Performance ◽  
Photoelectrochemical Water Oxidation

We report CTAB-mediated synthesis of internally porous Au-embedded hematite photoanode with enhanced photoelectrochemical water oxidation performance.

Effect of surface overlayer in enhancing the photoelectrochemical water oxidation of in situ grown one-dimensional spinel zinc ferrite nanorods directly onto the substrate

2018 ◽  
Vol 54 (74) ◽  
pp. 10483-10486 ◽  
Author(s):  
Tushar Kanta Sahu ◽  
Adit Kumar Shah ◽  
Gaurangi Gogoi ◽  
Anindya Sundar Patra ◽  
Mohammad Shaad Ansari ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Zinc Ferrite ◽  
Surface Defects ◽  
One Dimensional ◽  
Charge Extraction ◽  
Back Transfer ◽  
Photoelectrochemical Water Oxidation ◽  
Effect Of Surface

Overlayer passivation minimizes surface defects and arrests the back transfer of electrons for an enhanced charge extraction.

Oxygen vacancy engineering with flame heating approach towards enhanced photoelectrochemical water oxidation on WO3 photoanode

Nano Energy ◽  
2020 ◽  
Vol 77 ◽  
pp. 105190
Author(s):  
Chenyi Shao ◽  
Anum Shahid Malik ◽  
Jingfeng Han ◽  
Deng Li ◽  
Michel Dupuis ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Water Oxidation ◽  
Flame Heating ◽  
Photoelectrochemical Water Oxidation

Solvothermal synthesis of MIL–53(Fe) hybrid magnetic composites for photoelectrochemical water oxidation and organic pollutant photodegradation under visible light

2015 ◽  
Vol 3 (6) ◽  
pp. 3074-3081 ◽  
Author(s):  
Caihong Zhang ◽  
Lunhong Ai ◽  
Jing Jiang
Keyword(s):  
Visible Light ◽  
Water Oxidation ◽  
Organic Pollutant ◽  
The Novel ◽  
Pollutant Degradation ◽  
Photoelectrochemical Performance ◽  
Magnetic Composites ◽  
Organic Pollutant Degradation ◽  
Visible Light Photocatalytic ◽  
Photoelectrochemical Water Oxidation

The novel MIL–53(Fe) hybrid magnetic composites (MHMCs) exhibited efficient visible light photoelectrochemical performance toward water oxidation and enhanced visible light photocatalytic activity for organic pollutant degradation.

scholarly journals Insight into the charge transfer in particulate Ta3N5photoanode with high photoelectrochemical performance

2016 ◽  
Vol 7 (7) ◽  
pp. 4391-4399 ◽  
Author(s):  
Zhiliang Wang ◽  
Yu Qi ◽  
Chunmei Ding ◽  
Dayong Fan ◽  
Guiji Liu ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Water Oxidation ◽  
Photoelectrochemical Performance ◽  
High Efficient ◽  
Insight Into ◽  
Photoelectrochemical Water Oxidation

Charge transfer has been demonstrated to have a fundamental role in particulate Ta3N5electrode for achieving high efficient photoelectrochemical water oxidation.

The effect of anatase crystal orientation on the photoelectrochemical performance of anodic TiO2 nanotubes

2014 ◽  
Vol 16 (47) ◽  
pp. 26213-26220 ◽  
Author(s):  
Próspero Acevedo-Peña ◽  
Federico González ◽  
Gonzalo González ◽  
Ignacio González
Keyword(s):  
Water Oxidation ◽  
Crystal Orientation ◽  
Tio2 Nanotubes ◽  
Photoelectrochemical Performance ◽  
Highly Efficient ◽  
Photoelectrochemical Water Oxidation

Controlling the anatase crystal orientation in the TiO2 nanotubes is relevant for designing highly efficient electrodes for photoelectrochemical water oxidation.

Electrochemical and photoelectrochemical water splitting with a CoOx catalyst prepared by flame assisted deposition

2020 ◽  
Vol 49 (3) ◽  
pp. 588-592 ◽  
Author(s):  
Fusheng Li ◽  
Ziqi Zhao ◽  
Hao Yang ◽  
Dinghua Zhou ◽  
Yilong Zhao ◽  
...  
Keyword(s):  
Cobalt Oxide ◽  
Water Splitting ◽  
Water Oxidation ◽  
Oxide Catalyst ◽  
Photoelectrochemical Water Splitting ◽  
Deposition Method ◽  
Photoelectrochemical Water Oxidation

A cobalt oxide catalyst prepared by a flame-assisted deposition method on the surface of FTO and hematite for electrochemical and photoelectrochemical water oxidation, respectively.

Tetragonal Tungsten Bronze Type Sn(II)-Based Quaternary Oxides: A New Type of Visible-Light-Absorbing Semiconductors for Photoelectrochemical Water Oxidation

2021 ◽  
Author(s):  
Yalong Zou ◽  
Jiabo Le ◽  
Yufeng Cao ◽  
Na An ◽  
Yang Zhou ◽  
...  
Keyword(s):  
Visible Light ◽  
Water Oxidation ◽  
Tungsten Bronze ◽  
Complex Oxides ◽  
Tetragonal Tungsten Bronze ◽  
Visible Light Absorption ◽  
New Type ◽  
Hydrogen Fuels ◽  
Photoelectrochemical Water Oxidation ◽  
Pec Water Splitting

The attractive photoelectrochemical (PEC) water splitting for hydrogen fuels always desires new semiconductors which provide stronger visible light absorption with suitable band positions. Sn(II) complex oxides are expected to offer...

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