Pyrolysis of metal–organic framework (CuBTC) decorated filter paper as a low-cost and highly active catalyst for the reduction of 4-nitrophenol

2018 ◽  
Vol 47 (43) ◽  
pp. 15458-15464 ◽  
Author(s):  
Lihua Zhi ◽  
Hua Liu ◽  
Youyuan Xu ◽  
Dongcheng Hu ◽  
Xiaoqiang Yao ◽  
...  

The fabrication of noble metal free catalysts with excellent performance and high stability by a simple, efficient, general and low-cost approach remains an urgent task for solving the problem of resource shortage.

2020 ◽  
Vol 277 ◽  
pp. 115560 ◽  
Author(s):  
Wenlong Xiang ◽  
Jie Ren ◽  
Si Chen ◽  
Chenyang Shen ◽  
Yifei Chen ◽  
...  

RSC Advances ◽  
2014 ◽  
Vol 4 (97) ◽  
pp. 54487-54493 ◽  
Author(s):  
Ningzhao Shang ◽  
Shutao Gao ◽  
Xin Zhou ◽  
Cheng Feng ◽  
Zhi Wang ◽  
...  

Palladium nanoparticles were successfully encapsulated in the cages of MIL-101, which exhibited high catalytic activity toward the C–C coupling reactions.


2017 ◽  
Vol 201 ◽  
pp. 303-315 ◽  
Author(s):  
Nathan C. Thacker ◽  
Pengfei Ji ◽  
Zekai Lin ◽  
Ania Urban ◽  
Wenbin Lin

We report here the synthesis of a robust and highly porous Fe-phenanthroline-based metal–organic framework (MOF) and its application in catalyzing challenging inter- and intramolecular C–H amination reactions. For the intermolecular amination reactions, a FeBr2-metalated MOF selectively functionalized secondary benzylic and allylic C–H bonds. The intramolecular amination reactions utilizing organic azides as the nitrene source required the reduction of the FeBr2-metalated MOF with NaBHEt3 to generate the active catalyst. For both reactions, Fe or Zr leaching was less than 0.1%, and MOFs could be recycled and reused with no loss in catalytic activity. Furthermore, MOF catalysts were significantly more active than the corresponding homogeneous analogs. This work demonstrates the great potential of MOFs in generating highly active, recyclable, and reusable earth abundant metal catalysts for challenging organic transformations.


ChemCatChem ◽  
2017 ◽  
Vol 10 (2) ◽  
pp. 381-386 ◽  
Author(s):  
Liang Huang ◽  
Feng Qin ◽  
Zhen Huang ◽  
Yan Zhuang ◽  
Jianxue Ma ◽  
...  

2017 ◽  
Vol 5 (25) ◽  
pp. 12990-12997 ◽  
Author(s):  
R. Lippi ◽  
S. C. Howard ◽  
H. Barron ◽  
C. D. Easton ◽  
I. C. Madsen ◽  
...  

MOF-derived nanocatalysts activated under reaction conditions display remarkable activity when compared to several controls.


2021 ◽  
Author(s):  
Ning Liu ◽  
Qiaoqiao Zhang ◽  
Jingqi Guan

Seeking for low-cost and high-performance electrocatalysts for oxygen evolution reaction (OER) has drawn enormous research interest in the last few years. Reported herein is the topotactic construction of a binuclear...


2021 ◽  
Vol 10 (1) ◽  
pp. 125-133
Author(s):  
Qinhui Ren ◽  
Fuhua Wei ◽  
Hongliang Chen ◽  
Ding Chen ◽  
Bo Ding

Abstract In this study, we prepared Zn-MOFs as an ordinary, low-cost, and efficiency method taking advantage of zinc(ii) acetate monohydrate and 1,3,5-benzenetricarboxylic acid in microwave-assisted ball milling. The Zn-MOFs were measured via scanning electron microscopy, infrared spectrometry, X-ray diffraction, and thermogravimetry. We explored its use as a photocatalyst for the degradation of tetracycline hydrochloride and Congo red from aqueous solutions. The results demonstrate that the kinetic model was appropriate for the removal of organic pollutants. In general, it is feasible, inexpensive, and effective to use metal organic framework (MOF) to treat waste liquid. Therefore, our findings indicate that Zn-MOFs have broad application vista in wastewater purification.


2021 ◽  
Author(s):  
Naeime Salandari-Jolge ◽  
Ali A. Ensafi ◽  
Behzad Rezaei

Dipyridamole is a prescribed medication used to treat cardiovascular diseases, angina pectoris, imaging tests for heart patients, and myocardial infarction. Therefore, high selectivity and sensitivity, low cost, and high-performance speed...


2021 ◽  
Vol 13 (1) ◽  
Author(s):  
Ziqi Wang ◽  
Liubing Dong ◽  
Weiyuan Huang ◽  
Hao Jia ◽  
Qinghe Zhao ◽  
...  

AbstractOwing to the merits of low cost, high safety and environmental benignity, rechargeable aqueous Zn-based batteries (ZBs) have gained tremendous attention in recent years. Nevertheless, the poor reversibility of Zn anodes that originates from dendrite growth, surface passivation and corrosion, severely hinders the further development of ZBs. To tackle these issues, here we report a Janus separator based on a Zn-ion conductive metal–organic framework (MOF) and reduced graphene oxide (rGO), which is able to regulate uniform Zn2+ flux and electron conduction simultaneously during battery operation. Facilitated by the MOF/rGO bifunctional interlayers, the Zn anodes demonstrate stable plating/stripping behavior (over 500 h at 1 mA cm−2), high Coulombic efficiency (99.2% at 2 mA cm−2 after 100 cycles) and reduced redox barrier. Moreover, it is also found that the Zn corrosion can be effectively retarded through diminishing the potential discrepancy on Zn surface. Such a separator engineering also saliently promotes the overall performance of Zn|MnO2 full cells, which deliver nearly 100% capacity retention after 2000 cycles at 4 A g−1 and high power density over 10 kW kg−1. This work provides a feasible route to the high-performance Zn anodes for ZBs.


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