A rare (3,12)-connected zirconium metal–organic framework with efficient iodine adsorption capacity and pH sensing

2019 ◽  
Vol 7 (21) ◽  
pp. 13173-13179 ◽  
Author(s):  
Bingbing Guo ◽  
Fugang Li ◽  
Chiming Wang ◽  
Liangliang Zhang ◽  
Daofeng Sun

We synthesized a rare (3,12)-connected zirconium metal–organic framework with a sky topology showing efficient iodine adsorption and pH sensing capacity.

2019 ◽  
Vol 2019 (22) ◽  
pp. 2674-2679 ◽  
Author(s):  
Sujing Wang ◽  
Mohammad Wahiduzzaman ◽  
Charlotte Martineau-Corcos ◽  
Guillaume Maurin ◽  
Christian Serre

2017 ◽  
Vol 9 (43) ◽  
pp. 37848-37855 ◽  
Author(s):  
Xuerui Wang ◽  
Linzhi Zhai ◽  
Yuxiang Wang ◽  
Ruitong Li ◽  
Xuehong Gu ◽  
...  

Processes ◽  
2021 ◽  
Vol 9 (3) ◽  
pp. 419
Author(s):  
Hamza Ahmad Isiyaka ◽  
Khairulazhar Jumbri ◽  
Nonni Soraya Sambudi ◽  
Jun Wei Lim ◽  
Bahruddin Saad ◽  
...  

Drift deposition of emerging and carcinogenic contaminant dicamba (3,6-dichloro-2-methoxy benzoic acid) has become a major health and environmental concern. Effective removal of dicamba in aqueous medium becomes imperative. This study investigates the adsorption of a promising adsorbent, MIL-101(Cr) metal-organic framework (MOF), for the removal of dicamba in aqueous solution. The adsorbent was hydrothermally synthesized and characterized using N2 adsorption-desorption isotherms, Brunauer, Emmett and Teller (BET), powdered X-ray diffraction (XRD), Fourier Transformed Infrared (FTIR) and field emission scanning electron microscopy (FESEM). Adsorption models such as kinetics, isotherms and thermodynamics were studied to understand details of the adsorption process. The significance and optimization of the data matrix, as well as the multivariate interaction of the adsorption parameters, were determined using response surface methodology (RSM). RSM and artificial neural network (ANN) were used to predict the adsorption capacity. In each of the experimental adsorption conditions used, the ANN gave a better prediction with minimal error than the RSM model. The MIL-101(Cr) adsorbent was recycled six times to determine the possibility of reuse. The results show that MIL-101(Cr) is a very promising adsorbent, in particular due to the high surface area (1439 m2 g−1), rapid equilibration (~25 min), high adsorption capacity (237.384 mg g−1) and high removal efficiency of 99.432%.


Author(s):  
Shi-Chao Qi ◽  
Zhi-Hui Yang ◽  
Rong-Rong Zhu ◽  
Xiao-Jie Lu ◽  
Ding-Ming Xue ◽  
...  

Reproducing the highly efficient catalytic cascade system to mimic life behaviors in vitro has been intensively investigated over the past few decades. However, except the biocatalysis with enzymes, most chemocatalytic...


2021 ◽  
Vol 9 (37) ◽  
pp. 21424-21428
Author(s):  
Doo San Choi ◽  
Dae Won Kim ◽  
Dong Won Kang ◽  
Minjung Kang ◽  
Yun Seok Chae ◽  
...  

A diamine-appended metal–organic framework displays a top-tier CO2/C2H2 selectivity, a record-high CO2 adsorption capacity, and recyclability.


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