Water-Stable Europium(III) and Terbium(III)–Metal Organic Frameworks as Fluorescent Sensors to Detect Inorganic Ions, Antibiotics and Pesticides in Aqueous Solutions

2021 ◽  
Author(s):  
Zhao-Di Zhou ◽  
Chao-Yang Wang ◽  
Gao-Sheng Zhu ◽  
Yong-Yang Jiao ◽  
Bao-Yi Yu ◽  
...  
RSC Advances ◽  
2021 ◽  
Vol 11 (39) ◽  
pp. 23975-23984
Author(s):  
Xue Yang ◽  
Yixia Ren ◽  
Hongmei Chai ◽  
Xiufang Hou ◽  
Zhixiang Wang ◽  
...  

Four fluorescent 2D Zn-MOFs based on a flexible triangular ligand and linear N-donor ligands are hydrothermally prepared and used to detect nitrobenzene in aqueous solution with high sensitivity, demonstrating their potential as fluorescent sensors.


Sensors ◽  
2021 ◽  
Vol 21 (5) ◽  
pp. 1679
Author(s):  
Roberta Puglisi ◽  
Anna L. Pellegrino ◽  
Roberto Fiorenza ◽  
Salvatore Scirè ◽  
Graziella Malandrino

Gadolinium metal-organic frameworks (Gd-MOFs) and Eu-doped Gd-MOFs have been synthesized through a one-pot green approach using commercially available reagents. The 1,4-benzenedicarboxylic acid (H2-BDC) and 2,6-naphthalenedicarboxylic acid (H2-NDC) were chosen as ditopic organic linkers to build the 3D structure of the network. The Gd-MOFs were characterized using powder X-ray diffraction (XRD), FT-IR spectroscopy, field emission scanning electron microscopy (FE-SEM) and N2 adsorption–desorption analysis. The Gd-MOF structures were attributed comparing the XRD patterns, supported by the FT-IR spectra, with data reported in the literature for Ln-MOFs of similar lanthanide ionic radius. FE-SEM characterization points to the effect of the duration of the synthesis to a more crystalline and organized structure, with grain dimensions increasing upon increasing reaction time. The total surface area of the MOFs has been determined from the application of the Brunauer–Emmett–Teller method. The study allowed us to correlate the processing conditions and ditopic linker dimension to the network surface area. Both Gd-MOF and Eu-doped Gd-MOF have been tested for sensing of the inorganic ions such as Fe3+ and Cr2O72−.


Data in Brief ◽  
2018 ◽  
Vol 20 ◽  
pp. 799-804 ◽  
Author(s):  
Bahram Kamarehie ◽  
Zahra Noraee ◽  
Ali Jafari ◽  
Mansour Ghaderpoori ◽  
Mohammad Amin Karami ◽  
...  

2019 ◽  
Vol 58 (13) ◽  
pp. 8339-8346 ◽  
Author(s):  
Dushyant Barpaga ◽  
Jian Zheng ◽  
Kee Sung Han ◽  
Jennifer A. Soltis ◽  
Vaithiyalingam Shutthanandan ◽  
...  

2019 ◽  
Vol 7 (31) ◽  
pp. 18634-18641 ◽  
Author(s):  
Farzaneh Rouhani ◽  
Fatemeh Rafizadeh-Masuleh ◽  
Ali Morsali

The detection, differentiation, and especially visual quantification of target compounds are important and interesting challenges for researchers.


2021 ◽  
Vol 277 ◽  
pp. 111448
Author(s):  
Farhad Ahmadijokani ◽  
Shima Tajahmadi ◽  
Mashallah Rezakazemi ◽  
Ali Akbari Sehat ◽  
Hossein Molavi ◽  
...  

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