Synergistic effect of phosphomolybdic acid on rhodium-based metal-organic frameworks for the efficient selective photocatalytic reduction of CO2 to CO

2021 ◽  
Author(s):  
Yurong Shan ◽  
Dexiang Liu ◽  
Chunyan Xu ◽  
Peng Zhan ◽  
Hui Wang ◽  
...  

In this work, PMA@NH2-MIL-68(Rh) with a mangosteen spherical structure was successfully synthesized by a hydrothermal method for the photocatalytic reduction of carbon dioxide. The electronic structure and morphology of the...

2021 ◽  
Vol 50 (1) ◽  
pp. 384-390
Author(s):  
Yuan-Ping Wei ◽  
Sizhuo Yang ◽  
Peng Wang ◽  
Jin-Han Guo ◽  
Jier Huang ◽  
...  

A novel MOF UiO-68-Fe-bpy was constructed by post-synthetic modification of a Zr(iv)-based MOF UiO-68-NH2 as a photocatalyst for CO2 reduction.


2017 ◽  
Vol 5 (23) ◽  
pp. 11854-11863 ◽  
Author(s):  
Matthew W. Logan ◽  
Suliman Ayad ◽  
Jeremy D. Adamson ◽  
Tristan Dilbeck ◽  
Kenneth Hanson ◽  
...  

N-alkyl substitution–from methyl to heptyl–in isoreticular MIL-125-NH2 MOFs induces a stepwise decrease in the optical bandgap, while increasing CO2 photoreduction efficiencies.


Nanoscale ◽  
2021 ◽  
Author(s):  
Wanxia Zhang ◽  
Ruting Huang ◽  
Xianyang Shi ◽  
Liyan Song

Metal-organic frameworks (MOFs) are porous materials composed of metal centers and organic connectors. They are formed by complexation reactions and exhibit characteristics of both polymers and coordination compounds. They display...


2020 ◽  
Vol 49 (15) ◽  
pp. 4751-4757 ◽  
Author(s):  
Moumita Bhattacharya ◽  
Kevin J. Chandler ◽  
Jackson Geary ◽  
Caroline T. Saouma

Photoreduction of CO2 to formate by UiO-66 Zr MOF derivatives is explained by Zr leaching.


Nanomaterials ◽  
2020 ◽  
Vol 10 (12) ◽  
pp. 2422
Author(s):  
Hanqing Pan ◽  
Michael D. Heagy

Rising levels of atmospheric carbon dioxide due to the burning and depletion of fossil fuels is continuously raising environmental concerns about global warming and the future of our energy supply. Renewable energy, especially better utilization of solar energy, is a promising method for CO2 conversion and chemical storage. Research in the solar fuels area is focused on designing novel catalysts and developing new conversion pathways. In this review, we focus on the photocatalytic reduction of CO2 primarily in its neutral pH species of carbonate to formate. The first two-electron photoproduct of carbon dioxide, a case for formate (or formic acid) is made in this review based on its value as; an important chemical feedstock, a hydrogen storage material, an intermediate to methanol, a high-octane fuel and broad application in fuel cells. This review focuses specifically on the following photocatalysts: semiconductors, phthalocyanines as photosensitizers and membrane devices and metal-organic frameworks.


2018 ◽  
Vol 6 (11) ◽  
pp. 4768-4775 ◽  
Author(s):  
Mang Wang ◽  
Jinxuan Liu ◽  
Chunmei Guo ◽  
Xiaosu Gao ◽  
Chenghuan Gong ◽  
...  

The two-dimensional ZIF-67 with a leaf-like morphology exhibited the best photocatalytic activity and stability due to the highest CO2 adsorption capability and efficient electron transfer from the excited [Ru(bpy)3]2+ to ZIF-67.


2015 ◽  
Vol 3 (46) ◽  
pp. 23458-23465 ◽  
Author(s):  
Said Hamad ◽  
Norge C. Hernandez ◽  
Alex Aziz ◽  
A. Rabdel Ruiz-Salvador ◽  
Sofia Calero ◽  
...  

Density functional theory calculations reveal that the electronic structure of a family of porphyrin-based metal–organic frameworks is suitable for the photocatalysis of water splitting and carbon dioxide reduction reactions.


Author(s):  
Xiao-Yao Dao ◽  
Wei-Yin Sun

Photocatalytic reduction of carbon dioxide (CO2) into high value-added chemical fuels is deemed as a charming way for working out energy dilemma and ameliorate the extreme CO2 emission. Metal-organic frameworks...


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