Ultrathin NiCo2O4 nanosheets with dual-metal active sites for enhanced solar water splitting of a BiVO4 photoanode

2019 ◽  
Vol 7 (39) ◽  
pp. 22274-22278 ◽  
Author(s):  
Chenchen Feng ◽  
Qi Zhou ◽  
Bin Zheng ◽  
Xiang Cheng ◽  
Yajun Zhang ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
Active Sites ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Dual Metal ◽  
Nico2o4 Nanosheets ◽  
First Time

Spinel-structured NiCo2O4 nanosheets with dual-metal active sites, an ultrathin structure, and abundant oxygen vacancies were decorated for the first time on a BiVO4 photoanode for highly efficient PEC water oxidation.

scholarly journals Remarkable synergy of borate and interfacial hole transporter on BiVO4 photoanodes for photoelectrochemical water oxidation

2021 ◽  
Author(s):  
Qijun Meng ◽  
Biaobiao Zhang ◽  
Hao Yang ◽  
Chang Liu ◽  
Yingzheng Li ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
Artificial Photosynthesis ◽  
Building Blocks ◽  
Bismuth Vanadate ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Photoelectrochemical Water Oxidation

Bismuth vanadate (BiVO4) is one of the most fascinating building blocks for the design and assembly of highly efficient artificial photosynthesis devices for solar water splitting. Our recent report has...

Modulating oxygen vacancies in Sn-doped hematite film grown on silicon microwires for photoelectrochemical water oxidation

2018 ◽  
Vol 6 (32) ◽  
pp. 15593-15602 ◽  
Author(s):  
Zhongyuan Zhou ◽  
Shaolong Wu ◽  
Linling Qin ◽  
Liang Li ◽  
Liujing Li ◽  
...  
Keyword(s):  
Absorption Spectrum ◽  
Water Splitting ◽  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Silicon Microwires ◽  
Photoelectrochemical Water Oxidation

Dual-absorber photoelectrodes are attractive candidates for solar water splitting due to their broadened absorption spectrum and improved photovoltage compared to single-absorber systems.

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...

ZnO nanowire arrays decorated with PtO nanowires for efficient solar water splitting

2018 ◽  
Vol 8 (11) ◽  
pp. 2789-2793 ◽  
Author(s):  
Shurong Fu ◽  
Beibei Zhang ◽  
Hongyan Hu ◽  
Yajun Zhang ◽  
Yingpu Bi
Keyword(s):  
Water Splitting ◽  
Nanowire Arrays ◽  
Zno Nanowire ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Zno Nanowire Arrays ◽  
First Time

Vertically-oriented PtO nanowires have been selectively grown on ZnO nanowire arrays for the first time by a light-controlled method and were utilized as highly efficient OER cocatalysts for remarkably enhancing the PEC performance of water splitting.

scholarly journals Bi2Fe4O9 thin films as novel visible-light-active photoanodes for solar water splitting

2019 ◽  
Vol 7 (16) ◽  
pp. 9537-9541 ◽  
Author(s):  
Yaqiong Wang ◽  
Matyas Daboczi ◽  
Camilo A. Mesa ◽  
Sinclair Ryley Ratnasingham ◽  
Ji-Seon Kim ◽  
...  
Keyword(s):  
Thin Films ◽  
Visible Light ◽  
Water Splitting ◽  
Water Oxidation ◽  
Faradaic Efficiency ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Visible Light Active ◽  
First Time

Photoelectrocatalytic water oxidation is reported for Bi2Fe4O9 for the first time with a faradaic efficiency of 82%.

A hydrophobic polymer stabilized p-Cu2O nanocrystal photocathode for highly efficient solar water splitting

2019 ◽  
Vol 7 (26) ◽  
pp. 15593-15598 ◽  
Author(s):  
Yang Li ◽  
Xiaolan Zhong ◽  
Kai Luo ◽  
Zongping Shao
Keyword(s):  
Water Splitting ◽  
Cuprous Oxide ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Hydrophobic Polymer ◽  
Hydrophobic Layer ◽  
Polymer Stabilized ◽  
First Time

For the first time, a compact hydrophobic layer composed of a macromolecular polymer was applied to inhibit the inactivation of cuprous oxide.

3D highly efficient photonic micro concave-pit arrays for enhanced solar water splitting

Nanoscale ◽  
2019 ◽  
Vol 11 (39) ◽  
pp. 18071-18080
Author(s):  
Ming Li ◽  
Le Chen ◽  
Chao Zhou ◽  
Chengchao Jin ◽  
Yanjie Su ◽  
...  
Keyword(s):  
Water Splitting ◽  
Photoelectrochemical Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Nanosheet Arrays ◽  
First Time

3D micro concave-pit arrays, for the first time, are designed as effective photonic substrates for remarkably enhanced photoelectrochemical water splitting using In2S3/ZnO heterojunction nanosheet arrays as photochemical catalysts.

3.17% efficient Cu2ZnSnS4–BiVO4 integrated tandem cell for standalone overall solar water splitting

2021 ◽  
Author(s):  
Dingwang Huang ◽  
Kang Wang ◽  
Lintao Li ◽  
Kuang Feng ◽  
Na An ◽  
...  
Keyword(s):  
Water Splitting ◽  
Large Scale ◽  
Tandem Cell ◽  
Solar Water ◽  
Solar Water Splitting ◽  
First Time

3.17% efficient Cu2ZnSnS4–BiVO4 integrated tandem cell and a large scale 5 × 5 cm integrated CZTS–BiVO4 tandem device for standalone overall solar water splitting was assembled for the first time.

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...

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