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.

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).

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...

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.

In situ photo-assisted deposition and photocatalysis of ZnIn2S4/transition metal chalcogenides for enhanced degradation and hydrogen evolution under visible light

2016 ◽  
Vol 45 (2) ◽  
pp. 552-560 ◽  
Author(s):  
Wei Yang Lim ◽  
Minghui Hong ◽  
Ghim Wei Ho
Keyword(s):  
Hydrogen Production ◽  
Transition Metal ◽  
Visible Light ◽  
Hydrogen Evolution ◽  
Metal Chalcogenides ◽  
Co Catalyst ◽  
Photocatalytic Hydrogen Production ◽  
Transition Metal Chalcogenides ◽  
Enhanced Degradation

In-situ aqueous photo-assisted deposition of transition metal chalcogenides co-catalyst has shown to infiltrate hierarchical host ZnIn2S4 photocatalyst for efficient photocatalytic hydrogen production and degradation under visible light.

The effect of molecular structure and fluorination on the properties of pyrene-benzothiadiazole-based conjugated polymers for visible-light-driven hydrogen evolution

2018 ◽  
Vol 9 (35) ◽  
pp. 4468-4475 ◽  
Author(s):  
Chang Cheng ◽  
Xunchang Wang ◽  
Yaoyao Lin ◽  
Luying He ◽  
Jia-Xing Jiang ◽  
...  
Keyword(s):  
Molecular Structure ◽  
Visible Light ◽  
Conjugated Polymers ◽  
Hydrogen Evolution ◽  
Visible Light Irradiation ◽  
Light Irradiation ◽  
Evolution Rate ◽  
Fluorinated Polymer ◽  
Hydrogen Evolution Rate ◽  
Visible Light Driven

The linear non-fluorinated polymer L-PyBT exhibited an impressive hydrogen evolution rate up to 83.7 μmol h−1 under visible light irradiation.

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 Emulsion polymerization derived organic photocatalysts for improved light-driven hydrogen evolution

2019 ◽  
Vol 7 (6) ◽  
pp. 2490-2496 ◽  
Author(s):  
Catherine M. Aitchison ◽  
Reiner Sebastian Sprick ◽  
Andrew I. Cooper
Keyword(s):  
Hydrogen Production ◽  
Conjugated Polymers ◽  
Emulsion Polymerization ◽  
Hydrogen Evolution ◽  
Small Particle ◽  
Photocatalytic Hydrogen Production ◽  
Highly Efficient

Here, we present the use of mini-emulsion polymerization to generate small particle analogues of three insoluble conjugated polymers for highly efficient photocatalytic hydrogen production.

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.

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