Highly efficient UV-Vis-infrared catalytic purification of benzene on CeMnxOy/TiO2 nanocomposite, caused by its high thermocatalytic activity and strong absorption in the full solar spectrum region

2016 ◽  
Vol 4 (25) ◽  
pp. 9890-9899 ◽  
Author(s):  
Huihui Liu ◽  
Yuanzhi Li ◽  
Yi Yang ◽  
Mingyang Mao ◽  
Min Zeng ◽  
...  

The CeMnxOy/TiO2 nanocomposite exhibits highly efficient catalytic activity for benzene abatement with UV-visible-infrared irradiation.

2017 ◽  
Vol 4 (9) ◽  
pp. 1798-1807 ◽  
Author(s):  
Shiming Fang ◽  
Yuanzhi Li ◽  
Yi Yang ◽  
Jian Chen ◽  
Huihui Liu ◽  
...  

Mg-doped OMS-2 nanorods have a much higher catalytic activity for VOC purification than pure OMS-2 with full solar spectrum or vis-IR irradiation.


Nanoscale ◽  
2021 ◽  
Author(s):  
Bing Fu ◽  
Zhijiao Wu ◽  
Kai Guo ◽  
Lingyu Piao

Owing to their scientific and technological importance, the development of highly efficient photocatalytic water oxidation systems with rapid photogenerated charge separation and high surface catalytic activity has highly desirable for...


2020 ◽  
Vol 11 (7) ◽  
pp. 2502-2509 ◽  
Author(s):  
Qing Zhu ◽  
Ke Ye ◽  
Wen Zhu ◽  
Wenjie Xu ◽  
Chongwen Zou ◽  
...  

2015 ◽  
Vol 39 (8) ◽  
pp. 5960-5965 ◽  
Author(s):  
Praveen K. Khatri ◽  
Mounika Aila ◽  
Jyoti Porwal ◽  
Savita Kaul ◽  
Suman L. Jain

Cation exchanger INDION 130 modified with vanadyl cations was found to be readily prepared and reusable and exhibited higher catalytic activity than the homogeneous oxo-vanadium catalyst for epoxidation of fatty compounds.


2017 ◽  
Vol 8 (7) ◽  
pp. 4833-4839 ◽  
Author(s):  
Lei Zhang ◽  
Fengjiao Ma ◽  
Jianping Lei ◽  
Jintong Liu ◽  
Huangxian Ju

A hemin-based enzymatic network is constructed with high catalytic activity that is comparable to natural horseradish peroxidaseviatriple signal amplification.


2021 ◽  
Author(s):  
Changhai Liu ◽  
Yanhua Yao ◽  
Lei Sun ◽  
Linlin Luo ◽  
Wenchang Wang ◽  
...  

Herein, we present hierarchical Mo-doped NiCoP@carbon microspheres, which exhibits noticeable enhancement of catalytic activity and fast kinetics for hydrogen evolution. An overpotentials of 74.6 mV at 10 mA cm-2 and...


2018 ◽  
Vol 20 (20) ◽  
pp. 13757-13764 ◽  
Author(s):  
Yanfeng Ma ◽  
Guangtao Yu ◽  
Ting Wang ◽  
Chenghui Zhang ◽  
Xuri Huang ◽  
...  

A deep understanding of HER catalytic activity of tungsten phosphide at the atomic level and its effective improvement by introducing a monovacancy.


2019 ◽  
Vol 6 (2) ◽  
pp. 171-176
Author(s):  
Rajasekhar Dodda ◽  
Sampak Samanta ◽  
Matthew Su ◽  
John Cong-Gui Zhao

Background: While proline can catalyze the asymmetric direct aldol reactions, its catalytic activity and catalyst turnover are both low. To improve the catalytic efficiency, many prolinebased organocatalysts have been developed. In this regard, prolinamide-based bifunctional catalysts have been demonstrated by us and others to be highly efficient catalysts for the direct aldol reactions. Results: Using the β-acetamido- and β-tosylamidoprolinamide catalysts, the highly enantio- and diastereoselective direct aldol reactions between enolizable ketones and aldehydes were achieved (up to >99% ee, 98:2 dr). A low catalyst loading of only 2-5 mol % of the β-tosylamidoprolinamide catalyst was needed to obtain the desired aldol products in good to high yields and high stereoselectivities. Methods: By carefully adjusting the hydrogen bonding ability of the remote β-amide hydrogen of the 1,2-diamine-based prolinamide bifunctional catalysts, the catalytic activity and the asymmetric induction of these catalysts were significantly improved for the direct aldol reaction between aldehydes and enolizable ketones. Conclusion: Some highly efficient 1,2-diamine-based bifunctional prolinamide catalysts have been developed through probing the remote β-amide hydrogen for its hydrogen bonding capability. These catalysts are easy to synthesize and high enantioselectivities may be achieved at very low catalyst loadings.


2018 ◽  
Vol 6 (45) ◽  
pp. 22497-22502 ◽  
Author(s):  
Ying Pan ◽  
Hangjuan Ren ◽  
Haiwei Du ◽  
Fuyang Cao ◽  
Yifeng Jiang ◽  
...  

Enhanced catalytic activity of Co3O4@CoSx through surface sulfurization.


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