Photocatalytic hydrogen evolution from neutral aqueous solution by a water-soluble cobalt(ii) porphyrin

2018 ◽  
Vol 2 (9) ◽  
pp. 2036-2043 ◽  
Author(s):  
Belete B. Beyene ◽  
Chen-Hsiung Hung
Keyword(s):  
Aqueous Solution ◽  
Solar Energy ◽  
Hydrogen Evolution ◽  
Energy Demand ◽  
Water Soluble ◽  
Global Energy ◽  
Photocatalytic Hydrogen Evolution ◽  
Promising Strategy ◽  
Efficient Storage ◽  
Neutral Aqueous Solution

Efficient storage of solar energy via light-driven hydrogen evolution is an attractive and promising strategy to address challenges related to increasing global energy demand.

Highly efficient electrocatalytic hydrogen evolution from neutral aqueous solution by a water-soluble anionic cobalt(ii) porphyrin

2015 ◽  
Vol 51 (81) ◽  
pp. 15067-15070 ◽  
Author(s):  
Belete B. Beyene ◽  
Sandeep B. Mane ◽  
Chen-Hsiung Hung
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Evolution ◽  
Phosphate Buffer ◽  
Phosphate Buffer Solution ◽  
Water Soluble ◽  
Applied Potential ◽  
Buffer Solution ◽  
Faradaic Efficiency ◽  
Highly Efficient ◽  
Neutral Aqueous Solution

CoTPPS is an efficient electrocatalyst for H2 generation from neutral phosphate buffer solution. It features quantitative Faradaic efficiency with a TOF of ∼1.83 s−1 and a TON of 1.9 × 104 mol of H2 per mole of catalyst at an applied potential of −1.29 V (vs. SHE).

A water-soluble glucose-functionalized cobalt(iii) complex as an efficient electrocatalyst for hydrogen evolution under neutral conditions

2015 ◽  
Vol 44 (4) ◽  
pp. 1526-1529 ◽  
Author(s):  
Xuguang Yin ◽  
Cuibo Liu ◽  
Sifei Zhuo ◽  
You Xu ◽  
Bin Zhang
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Water Soluble ◽  
Neutral Aqueous Solution ◽  
Neutral Conditions

A water-soluble glucose functionalized cobalt(iii) complex [CoIII(dmgH)2(py-glucose)Cl] is active and stable for electrocatalytic hydrogen production in neutral aqueous solution.

One-step synthesis of CdS/CdSe/CuS hollow nanospheres in aqueous solution for enhanced photocatalytic hydrogen evolution

2020 ◽  
Vol 4 (7) ◽  
pp. 3467-3476 ◽  
Author(s):  
Guotai Sun ◽  
Jian-Wen Shi ◽  
Yajun Zou ◽  
Siman Mao ◽  
Dandan Ma ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Evolution ◽  
Hollow Nanospheres ◽  
Photocatalytic Hydrogen Evolution ◽  
One Step ◽  
First Time

In this work, a new kind of CdS/CdSe/CuS hollow nanospheres (HNPs) is successfully synthesized by one-step synthesis via vulcanization and selenization in aqueous solution, without using any additional templates, for the first time.

Cobalt corroles with phosphonic acid pendants as catalysts for oxygen and hydrogen evolution from neutral aqueous solution

2017 ◽  
Vol 53 (46) ◽  
pp. 6195-6198 ◽  
Author(s):  
Huiling Sun ◽  
Yongzhen Han ◽  
Haitao Lei ◽  
Mingxing Chen ◽  
Rui Cao
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Evolution ◽  
Coordination Sphere ◽  
Phosphonic Acid ◽  
Acid Base ◽  
Secondary Coordination Sphere ◽  
Neutral Aqueous Solution

The acid/base pendants at the secondary coordination sphere of cobalt corroles play significant roles in OER and HER.

Oxygen reduction catalyzed by a water-soluble binuclear copper(ii) complex from a neutral aqueous solution

2017 ◽  
Vol 53 (22) ◽  
pp. 3189-3192 ◽  
Author(s):  
Chengyu Liu ◽  
Haitao Lei ◽  
Zongyao Zhang ◽  
Fangfang Chen ◽  
Rui Cao
Keyword(s):  
Aqueous Solution ◽  
Aqueous Solutions ◽  
Oxygen Reduction ◽  
Water Soluble ◽  
Binuclear Copper ◽  
Neutral Aqueous Solution

A water-soluble binuclear CuII complex of a polypyridine–polyamide ligand can catalyze oxygen reduction to water from neutral aqueous solutions.

Synthesis of a nano-sized hybrid C3N4/TiO2 sample for enhanced and steady solar energy absorption and utilization

2017 ◽  
Vol 1 (1) ◽  
pp. 95-102 ◽  
Author(s):  
Junqing Yan ◽  
Ping Li ◽  
Hui Bian ◽  
Huan Wu ◽  
Shengzhong (Frank) Liu
Keyword(s):  
Solar Energy ◽  
Hydrogen Evolution ◽  
Energy Absorption ◽  
Incident Light ◽  
Light Conditions ◽  
Tio2 Sample ◽  
Photocatalytic Hydrogen Evolution

A sub-15 nm C3N4/TiO2 heterojunction is reported for the steady and constant photocatalytic hydrogen evolution under weak and strong incident light conditions.

Highly efficient photocatalytic hydrogen evolution by nickel phosphide nanoparticles from aqueous solution

2014 ◽  
Vol 50 (72) ◽  
pp. 10427 ◽  
Author(s):  
Shuang Cao ◽  
Yong Chen ◽  
Chuan-Jun Wang ◽  
Ping He ◽  
Wen-Fu Fu
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Evolution ◽  
Nickel Phosphide ◽  
Photocatalytic Hydrogen Evolution ◽  
Highly Efficient

Abundant hydroxyl groups decorated on nitrogen vacancies-embedded g-C3N4 with efficient photocatalytic hydrogen evolution performance

2021 ◽  
Author(s):  
Huanhuan Zhai ◽  
Pengfei Tan ◽  
LiLi Lu ◽  
Hongqin Liu ◽  
Yong Liu ◽  
...  
Keyword(s):  
Solar Energy ◽  
Hydrogen Evolution ◽  
Hydroxyl Groups ◽  
H2 Evolution ◽  
Photocatalytic Hydrogen Evolution ◽  
Photocatalytic H2 Evolution ◽  
Nitrogen Vacancies ◽  
Photocatalytic Materials

Regulation properties of the photocatalytic materials targetedly to maximize their superiorities in photocatalytic H2 evolution are essential for fully utilization of solar energy but still facing enormous challenge. In this...

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