SnNb2O6/NiCo-LDH Z-scheme Heterojunction with Regulated Oxygen Vacancy by Crystallinity Engineering for Efficient and Renewable Photocatalytic H2 Evolution

2021 ◽  
Author(s):  
Hui Li ◽  
Jingyu Zhang ◽  
Ting Yang ◽  
Yinshu Wang ◽  
Hongyu Gao ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
H2 Evolution ◽  
Highly Active ◽  
Photocatalytic H2 Evolution

Designing highly active and durable amorphous photocatalysts for hydrogen evolution via water splitting is still big challenging. Crystallinity weakening engineering was adopted to prepare SnNb2O6/NiCo-LDH heterojunction with different crystallinity. Among...

Synthesis and photocatalytic H2 evolution properties of four titanium-oxo-clusters based on a cyclohex-3-ene-1-carboxylate ligand

2017 ◽  
Vol 46 (32) ◽  
pp. 10630-10634 ◽  
Author(s):  
Mei-Yan Gao ◽  
Shumei Chen ◽  
Lan-Xia Hu ◽  
Lei Zhang ◽  
Jian Zhang
Keyword(s):  
Photocatalytic Activity ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
Carboxylate Ligand ◽  
H2 Evolution ◽  
Photocatalytic H2 Evolution

This work reveals an interesting Ti–Cec system with various structures, where PTC-91 and PTC-94 have good photocatalytic activity and stability in water-splitting hydrogen evolution.

Large improvement of visible-light photocatalytic H2-evolution based on cocatalyst-free Zn0.5Cd0.5S synthesized through a two-step process

2017 ◽  
Vol 7 (4) ◽  
pp. 961-967 ◽  
Author(s):  
Cong-Cong Shen ◽  
Ya-Nan Liu ◽  
Xiao Zhou ◽  
Hong-Li Guo ◽  
Zhi-Wei Zhao ◽  
...  
Keyword(s):  
Visible Light ◽  
Hydrogen Evolution ◽  
H2 Evolution ◽  
Step Process ◽  
Highly Active ◽  
Large Improvement ◽  
Photocatalytic H2 Evolution ◽  
Visible Light Photocatalytic

Cocatalyst-free Zn0.5Cd0.5S (ZnCdS-CH) is synthesized through a two-step process as a highly active and stable photocatalyst for visible-light hydrogen evolution.

Engineering highly active Cd1−xZnxS nanopopcorns via zinc blende/wurtzite phase junctions for enhanced photocatalytic H2 evolution without co-catalyst

2021 ◽  
Author(s):  
Xiaosheng Guo ◽  
Chu-Chu Cheng ◽  
Fangshu Xing ◽  
Caijin Huang
Keyword(s):  
Hydrogen Evolution ◽  
Structure Design ◽  
H2 Evolution ◽  
Rational Structure ◽  
Wurtzite Phase ◽  
Co Catalyst ◽  
Highly Active ◽  
Zinc Blende ◽  
Photocatalytic H2 Evolution

Rational structure design of semiconductor photocatalysts is meaningful to enhance their sunlight-driven hydrogen-evolution performance. Herein, we present a facile ap-proach to prepare Cd1−xZnxS nanopopcorns with zinc blende/wurtzite phase junctions by...

Boosting photocatalytic H2 evolution on g-C3N4 by modifying covalent organic frameworks (COFs)

2019 ◽  
Vol 55 (41) ◽  
pp. 5829-5832 ◽  
Author(s):  
Maolan Luo ◽  
Qing Yang ◽  
Kewei Liu ◽  
Hongmei Cao ◽  
Hongjian Yan
Keyword(s):  
Visible Light ◽  
Hydrogen Evolution ◽  
Quantum Efficiency ◽  
Covalent Organic Frameworks ◽  
H2 Evolution ◽  
Co Catalyst ◽  
Visible Light Driven ◽  
Apparent Quantum Efficiency ◽  
Sacrificial Agent ◽  
Photocatalytic H2 Evolution

Modifying g-C3N4 with covalent organic frameworks (COFs) through imine linkage results in a dramatically enhanced visible-light-driven photocatalytic hydrogen evolution, which reached 10.1 mmol g−1 h−1 when 2 wt% Pt and triethanolamine were used as co-catalyst and sacrificial agent, respectively, corresponding to an apparent quantum efficiency (AQE) of 20.7% at 425 nm.

Ternary PtVCo dendrites for the hydrogen evolution reaction, oxygen evolution reaction, overall water splitting and rechargeable Zn–air batteries

2018 ◽  
Vol 5 (10) ◽  
pp. 2425-2431 ◽  
Author(s):  
Zhaoqing Ding ◽  
Zhenghua Tang ◽  
Ligui Li ◽  
Kai Wang ◽  
Wen Wu ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Cost Effective ◽  
Energy Sources ◽  
Overall Water Splitting ◽  
Highly Active ◽  
Air Battery

Designing a highly active, robust and cost-effective electrocatalyst with multiple functionalities toward overall water splitting and rechargeable Zn–air battery applications is crucial and urgent for the development of sustainable energy sources.

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