Crystal Size-Controlled Growth of Bismuth Vanadate for Highly Efficient Solar Water Oxidation

2021 ◽  
Author(s):  
Qi Qin ◽  
Qian Cai ◽  
Chuanyong Jian ◽  
Wei Liu
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
High Performance ◽  
Crystal Size ◽  
Fabrication Method ◽  
Solar Water ◽  
Photoactive Materials ◽  
Solar Water Oxidation ◽  
Size Controlled ◽  
Pec Water Splitting

Fabricating robust and flat of photoactive materials is essential for high-performance PEC water splitting and other photovoltaic systems. Herein, we demonstrate a new fabrication method of flat and bulky BiVO4...

A Ni2P modified Ti4+ doped Fe2O3 photoanode for efficient solar water oxidation by promoting hole injection

2017 ◽  
Vol 46 (32) ◽  
pp. 10549-10552 ◽  
Author(s):  
Qijing Bu ◽  
Shuo Li ◽  
Shuang Cao ◽  
Qidong Zhao ◽  
Yong Chen ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
Hole Injection ◽  
Back Reaction ◽  
Nickel Phosphide ◽  
Injection Efficiency ◽  
Solar Water ◽  
Solar Water Oxidation ◽  
Pec Water Splitting

Nickel phosphide (Ni2P) was used as an excellent water oxidation cocatalyst for photoelectrochemical (PEC) water splitting, which could significantly promote the hole injection efficiency and suppress the back reaction of water oxidation over a Ti4+ doped Fe2O3 photoanode.

Boost quantum efficiency of BiVO4 photoanode by increasing oxygen vacancies for highly-efficient solar water oxidation

2021 ◽  
Author(s):  
Bin Li ◽  
Qi Qin ◽  
Chuanyong Jian ◽  
Qian Cai ◽  
Wei Liu
Keyword(s):  
Charge Transport ◽  
Water Splitting ◽  
Quantum Efficiency ◽  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Diffusion Length ◽  
Solar Water ◽  
Highly Efficient ◽  
Solar Water Oxidation ◽  
Pec Water Splitting

BiVO4 (BVO) is a promising photoanode material for photoelectrochemical (PEC) water splitting. However, it is severely restricted by its short charge diffusion length and poor charge transport. Introducing oxygen vacancies...

Two photon tandem photoanode with black phosphorous quantum dot sensitized BiVO4 for solar water splitting

2022 ◽  
Author(s):  
Bingjun Jin ◽  
Yoonjun Cho ◽  
Cheolwoo Park ◽  
Jeehun Jeong ◽  
Sungsoon Kim ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Water Splitting ◽  
Water Oxidation ◽  
Oxidation Kinetics ◽  
Light Harvesting ◽  
Charge Recombination ◽  
Solar Water ◽  
Two Photon ◽  
Solar Water Splitting ◽  
Pec Water Splitting

The photoelectrochemical (PEC) water splitting efficiency is profoundly restricted by the limited light harvesting, rapid charge recombination, and sluggish water oxidation kinetics, in which the construction of a photoelectrode requires...

scholarly journals Synergies of co-doping in ultra-thin hematite photoanodes for solar water oxidation: In and Ti as representative case

RSC Advances ◽  
2020 ◽  
Vol 10 (55) ◽  
pp. 33307-33316
Author(s):  
Aadesh P. Singh ◽  
Camilla Tossi ◽  
Ilkka Tittonen ◽  
Anders Hellman ◽  
Björn Wickman
Keyword(s):  
Thin Film ◽  
Hydrogen Production ◽  
Solar Energy ◽  
Water Splitting ◽  
Water Oxidation ◽  
Representative Case ◽  
Solar Water ◽  
Co Doping ◽  
Pec Cells ◽  
Solar Water Oxidation

Solar energy induced water splitting in photoelectrochemical (PEC) cells is one of the most sustainable ways of hydrogen production. In this work, hematite (α-Fe2O3) thin film were modified by In3+ and Ti4+ co-doping for enhanced PEC performance.

Large area high-performance bismuth vanadate photoanode for efficient solar water splitting

2020 ◽  
Vol 8 (7) ◽  
pp. 3845-3850 ◽  
Author(s):  
Meirong Huang ◽  
Wenhai Lei ◽  
Min Wang ◽  
Shuji Zhao ◽  
Changli Li ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
High Performance ◽  
Large Scale ◽  
Photocurrent Density ◽  
Large Area ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Harsh Conditions ◽  
Density Of Water

Large-scale BiVO4 photoanodes were prepared for solar water splitting. A photocurrent density of water oxidation of ∼2.23 mA cm−2 at 1.23 VRHE and ∼0.83% conversion efficiency at 0.65 VRHE were achieved, with <4% decay after 5 h of operation under harsh conditions.

Water Splitting: Fe2 O3 -TiO2 Nano-heterostructure Photoanodes for Highly Efficient Solar Water Oxidation (Adv. Mater. Interfaces 17/2015)

2015 ◽  
Vol 2 (17) ◽  
Author(s):  
Davide Barreca ◽  
Giorgio Carraro ◽  
Alberto Gasparotto ◽  
Chiara Maccato ◽  
Michael E. A. Warwick ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
Solar Water ◽  
Highly Efficient ◽  
Solar Water Oxidation

Nanoporous Ta3N5via electrochemical anodization followed by nitridation for solar water oxidation

2020 ◽  
Vol 49 (42) ◽  
pp. 15023-15033
Author(s):  
Pran Krisna Das ◽  
Maheswari Arunachalam ◽  
Kanase Rohini Subhash ◽  
Young Jun Seo ◽  
Kwang-Soon Ahn ◽  
...  
Keyword(s):  
Visible Light ◽  
Band Gap ◽  
Water Splitting ◽  
Water Oxidation ◽  
Narrow Band ◽  
Tantalum Nitride ◽  
Electrochemical Anodization ◽  
Visible Light Driven ◽  
Solar Water Oxidation ◽  
Pec Water Splitting

Nanoporous tantalum nitride (Ta3N5) is a promising visible-light-driven photoanode for photoelectrochemical (PEC) water splitting with a narrow band gap of approximately 2.0 eV.

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