scholarly journals Impact of the Preparation Procedure on the Performance of the Microporous HKUST-1 Metal-Organic Framework in the Liquid-Phase Separation of Aromatic Compounds

Molecules ◽  
2020 ◽  
Vol 25 (11) ◽  
pp. 2648
Author(s):  
Vera I. Isaeva ◽  
Bulat R. Saifutdinov ◽  
Vladimir V. Chernyshev ◽  
Vadim V. Vergun ◽  
Gennady I. Kapustin ◽  
...  

To date, metal-organic frameworks (MOFs) have been recognized as promising solid phases in high-performance liquid chromatography (HPLC). This research aimed to elucidate the role of the physico-chemical characteristics of the microporous HKUST-1 metal-organic framework in its operation as a selective adsorbent in HPLC. For this, the HKUST-1 samples were prepared by microwave-assisted synthesis and a solvothermal procedure. According to the chromatographic examinations, the HKUST-1 material synthesized in the microwave fields shows an efficient performance in the selective adsorption of aromatic compounds with different functionalities. This study revealed a significant impact of the preparation procedure on the mechanism of the liquid-phase adsorption on the HKUST adsorbents under conditions of the HPLC. An effect of the elution solvent with the different coordination ability to the Cu2+ sites in the HKUST-1 structure on the adsorption selectivity was observed.

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 371 ◽  
pp. 137826
Author(s):  
Xingyu Liu ◽  
Pingyuan Wang ◽  
Cuiping Chang ◽  
Yongmei Chen ◽  
Yanzhi Sun ◽  
...  

Nanoscale ◽  
2021 ◽  
Vol 13 (12) ◽  
pp. 6201-6211
Author(s):  
Wenxia Chen ◽  
Wei Wei ◽  
Kefeng Wang ◽  
Nan Zhang ◽  
Guangliang Chen ◽  
...  

A MOF-derived CoPO hollow polyhedron structure is designed by simultaneous oxidation/phosphatization processes during Ar–N2 RF plasma discharge.


Author(s):  
Davood Taherinia ◽  
Seyyed Heydar Moravvej ◽  
Mohammad Moazzeni ◽  
Elham Akbarzadeh

The development of efficient and cost-effective catalysts for the oxygen evolution reaction is highly desirable for applications that are based on sustainable and clean technologies. In this study, we report...


2021 ◽  
Vol 869 ◽  
pp. 159348
Author(s):  
Likang Fu ◽  
Wenqi Xiong ◽  
Qiming Liu ◽  
Shuyun Wan ◽  
Chenxia Kang ◽  
...  

2020 ◽  
Vol 56 (41) ◽  
pp. 5520-5523
Author(s):  
Peng-Dan Zhang ◽  
Xue-Qian Wu ◽  
Tao He ◽  
Lin-Hua Xie ◽  
Qiang Chen ◽  
...  

The selective adsorption and separation of C2 hydrocarbons have been achieved in a “flexible-robust” MOF based on a guest-dependent gate-opening effect.


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