Engineering heteroatoms with atomic precision in donor–acceptor covalent triazine frameworks to boost photocatalytic hydrogen production

2018 ◽  
Vol 6 (40) ◽  
pp. 19775-19781 ◽  
Author(s):  
Liping Guo ◽  
Yingli Niu ◽  
Haitao Xu ◽  
Qingwei Li ◽  
Shumaila Razzaque ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Evolution Rate ◽  
Effective Strategy ◽  
Porous Organic Polymers ◽  
Photocatalytic Hydrogen Production ◽  
Photocatalytic Hydrogen Evolution ◽  
Hydrogen Evolution Rate ◽  
Atomic Precision ◽  
Donor Acceptor

Engineering heteroatoms that precisely positioned in covalent triazine frameworks (CTFs) can dramatically enhance the photocatalytic hydrogen evolution rate of CTFs and is thus an effective strategy to improve the photocatalysis performance for porous organic polymers (POPs).

Significant improvement of photocatalytic hydrogen evolution of diketopyrrolopyrrole-based donor–acceptor conjugated polymers through side-chain engineering

2019 ◽  
Vol 10 (47) ◽  
pp. 6473-6480 ◽  
Author(s):  
Ruimin Diao ◽  
Haonan Ye ◽  
Zhicheng Yang ◽  
Shicong Zhang ◽  
Kangyi Kong ◽  
...  
Keyword(s):  
Absorption Spectrum ◽  
Conjugated Polymers ◽  
Hydrogen Evolution ◽  
Evolution Rate ◽  
Side Chain ◽  
Photocatalytic Hydrogen Evolution ◽  
Hydrogen Evolution Rate ◽  
Donor Acceptor

The hydrogen evolution rate of PDPP3B-O4 with butoxy chain was 5.53 mmol h−1 g−1 with 1% Pt loading (λ > 400 nm), increased 110 times than PDPP3B-C8 with octyl chain due to wider absorption spectrum and better wettability via side chain engineering.

Achieving an unprecedented hydrogen evolution rate by solvent-exfoliated CPP-based photocatalysts

2020 ◽  
Vol 8 (12) ◽  
pp. 5890-5899 ◽  
Author(s):  
Jing-Zhao Cheng ◽  
Li-Lin Liu ◽  
Guangfu Liao ◽  
Zhao-Qi Shen ◽  
Zhi-Rong Tan ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Evolution Rate ◽  
Photocatalytic Hydrogen Production ◽  
Hydrogen Evolution Rate

Solvent-exfoliated CPP-based photocatalysts have been innovatively used for photocatalytic hydrogen production with an unprecedented HER of up to 303.7 mmol h−1 g−1.

Rational design of benzodifuran-functionalized donor-acceptor covalent organic framework for photocatalytic hydrogen evolution from water

2021 ◽  
Author(s):  
Yu-Bin Dong ◽  
Guangbo Wang ◽  
Fu-Cheng Zhu ◽  
Qian-Qian Lin ◽  
Jing-Lan Kan ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Rational Design ◽  
Evolution Rate ◽  
Simulated Sunlight ◽  
Photocatalytic Hydrogen Evolution ◽  
Covalent Organic Framework ◽  
Hydrogen Evolution Rate ◽  
Donor Acceptor ◽  
Organic Framework

A benzodifuran-based donor-acceptor covalent organic framework was synthesized and employed for efficient simulated sunlight-driven photocatalytic hydrogen evolution from water, which exhibited superior and steady hydrogen evolution rate of 1390 μmol...

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).

Substituent effect of conjugated microporous polymers on the photocatalytic hydrogen evolution activity

2020 ◽  
Vol 8 (5) ◽  
pp. 2404-2411 ◽  
Author(s):  
Xiaomin Gao ◽  
Chang Shu ◽  
Chong Zhang ◽  
Wenyan Ma ◽  
Shi-Bin Ren ◽  
...  
Keyword(s):  
Photocatalytic Activity ◽  
Hydrogen Evolution ◽  
Substituent Effect ◽  
Evolution Rate ◽  
Photocatalytic Hydrogen Evolution ◽  
Microporous Polymers ◽  
Hydrogen Evolution Rate ◽  
Conjugated Microporous Polymers

The influence of substituent groups on the photocatalytic activity of conjugated microporous polymers was investigated, and a high photocatalytic hydrogen evolution rate of 18.93 mmol h−1 g−1 was achieved by PyDF with fluorine atoms.

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.

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