Photothermal conversion assisted photocatalytic hydrogen evolution from amorphous carbon nitrogen nanosheets with nitrogen vacancies

2020 ◽  
Vol 22 (8) ◽  
pp. 4453-4463 ◽  
Author(s):  
Bo Yan ◽  
Chun Du ◽  
Zhaoyong Lin ◽  
Guowei Yang
Keyword(s):  
Hydrogen Production ◽  
Carrier Concentration ◽  
Hydrogen Evolution ◽  
Drift Velocity ◽  
Amorphous Carbon ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Photothermal Conversion ◽  
Nitrogen Vacancies

Photothermal conversion can accelerate the drift velocity of photo-induced carriers, and increase the carrier concentration. It suggests that photothermal conversion can greatly promotes photocatalytic hydrogen production.

Rose-like MoSx and CeVO4 construct direct Z-scheme heterojunction for efficient photocatalytic hydrogen evolution

2021 ◽  
Author(s):  
Zhiliang Jin ◽  
Hongying Li ◽  
Haiming Gong ◽  
Kaicheng Yang ◽  
Qingjie Guo
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution

Constructing a heterojunction as a strategy to improve the performance of a single catalyst for photocatalytic hydrogen production has received more and more attention in recent years. In the work,...

Rationally Designed Ta3N5@ReS2 Heterojunctions for Promoted Photocatalytic Hydrogen Production

2021 ◽  
Author(s):  
Xiaoqiang Zhan ◽  
Zhi Fang ◽  
Bing Li ◽  
Haitao Zhang ◽  
Leyao Xu ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Highly Active ◽  
Adsorption Processes

Highly-active heterojunctions hold the pivotal function in photocatalytic hydrogen evolution reaction (HER). Herein, Ta3N5@ReS2 photocatalysts are rationally designed via the combination of template-assisted, hydrothermal and solution-adsorption processes, in which few...

Three-dimensional assemblies of carbon nitride tubes as nanoreactors for enhanced photocatalytic hydrogen production

2020 ◽  
Vol 8 (1) ◽  
pp. 305-312 ◽  
Author(s):  
Chen Zhao ◽  
Qi Li ◽  
Ying Xie ◽  
Liping Zhang ◽  
Xudong Xiao ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Carbon Nitride ◽  
Three Dimensional ◽  
Triazole Ring ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Ring Group ◽  
Group Modification ◽  
Special Morphology

Three-dimensional assembly of carbon nitride tube was obtained from supramolecular precursor. The special morphology and triazole ring group modification endowed materials' enhanced photocatalytic hydrogen evolution property (71 mmol g−1 h−1).

scholarly journals Enhancing the activity of photocatalytic hydrogen evolution from CdSe quantum dots with a polyoxovanadate cluster

2020 ◽  
Vol 56 (62) ◽  
pp. 8762-8765 ◽  
Author(s):  
Emily H. Edwards ◽  
Alex A. Fertig ◽  
Kevin P. McClelland ◽  
Mahilet T. Meidenbauer ◽  
Saikat Chakraborty ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Metal Cluster ◽  
Cdse Quantum Dots ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution

Adding metal-cluster hole scavengers enhances photocatalytic hydrogen production by quantum dots.

2D/2D heterojunction of Ti3C2/g-C3N4 nanosheets for enhanced photocatalytic hydrogen evolution

Nanoscale ◽  
2019 ◽  
Vol 11 (17) ◽  
pp. 8138-8149 ◽  
Author(s):  
Tongming Su ◽  
Zachary D. Hood ◽  
Michael Naguib ◽  
Lei Bai ◽  
Si Luo ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Production Efficiency ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution

The separation of photogenerated carriers and photocatalytic hydrogen production efficiency was greatly enhanced by the 2D/2D heterojunction of Ti3C2/g-C3N4.

Growth of Zn0.5Cd0.5S/α-Ni(OH)2 heterojunction by a facile hydrothermal transformation efficiently boosting photocatalytic hydrogen production

2019 ◽  
Vol 43 (16) ◽  
pp. 6411-6421 ◽  
Author(s):  
Lijun Zhang ◽  
Guorong Wang ◽  
Zhiliang Jin
Keyword(s):  
Charge Transfer ◽  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Fast Charge ◽  
Recombination Probability ◽  
Carrier Recombination ◽  
Transfer Channel ◽  
Hydrothermal Transformation

A rationally designed/constructed catalyst with α-Ni(OH)2 over Zn–Cd–S shows enhanced photocatalytic hydrogen evolution attributed to the interface providing a fast charge transfer channel and reducing the photo-generated carrier recombination probability.

Bimetallic phosphide NixCo1-xP decorated flower-like ZnIn2S4 for enhanced photocatalytic hydrogen evolution

2021 ◽  
Author(s):  
Yumeng Wang ◽  
Tingting Zhang ◽  
Tingting Wei ◽  
Fengyan Li ◽  
Lin Xu
Keyword(s):  
Low Temperature ◽  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Electron Hole ◽  
Photocatalytic Hydrogen Production ◽  
Factors Affecting ◽  
Photocatalytic Hydrogen Evolution ◽  
And Migration

Promoting electron-hole separation and migration is one of the important factors affecting the rate of photocatalytic hydrogen production. Herein, we firstly prepared the NixCo1-xP modified ZnIn2S4 (ZIS) nanoflowers by low-temperature...

Efficient photocatalytic hydrogen evolution mediated by defect-rich 1T-PtS2 atomic layer nanosheet modified mesoporous graphitic carbon nitride

2019 ◽  
Vol 7 (32) ◽  
pp. 18906-18914 ◽  
Author(s):  
Jinyuan Liu ◽  
Hui Xu ◽  
Jia Yan ◽  
Jihua Huang ◽  
Yanhua Song ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Carbon Nitride ◽  
Atomic Layer ◽  
Production Performance ◽  
Graphitic Carbon Nitride ◽  
Intimate Contact ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Effective Separation

The intimate contact heterostructures between defect-rich 1T-PtS2 atomic layer nanosheets and MCN have been constructed, which promote the effective separation of photogenerated carriers, thus improving the photocatalytic hydrogen production performance.

Enhanced electron transfer and photocatalytic hydrogen production over the carbon nitride/porphyrin nanohybrid finely bridged by special copper

2020 ◽  
Vol 10 (6) ◽  
pp. 1640-1649 ◽  
Author(s):  
Meiqi Zhang ◽  
Kun Zhu ◽  
Lixia Qin ◽  
Shi-Zhao Kang ◽  
Xiangqing Li
Keyword(s):  
Electron Transfer ◽  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Carbon Nitride ◽  
Graphitic Carbon ◽  
Graphitic Carbon Nitride ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution

A graphitic carbon nitride/tetrakis-(4-hydroxyphenyl)porphyrin nanohybrid smartly fabricated with special Cu showed excellent photocatalytic hydrogen evolution performance.

Development of a framework catalyst for photocatalytic hydrogen evolution

2018 ◽  
Vol 54 (10) ◽  
pp. 1174-1177 ◽  
Author(s):  
Pondchanok Chinapang ◽  
Masaya Okamura ◽  
Takahiro Itoh ◽  
Mio Kondo ◽  
Shigeyuki Masaoka
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Self Assembly ◽  
The Self ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution

The self-assembly of a catalyst module afforded a novel framework catalyst with long-lived activity and reusability for photocatalytic hydrogen production.

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