Efficient extraction of trace organochlorine pesticides from environmental samples by a polyacrylonitrile electrospun nanofiber membrane modified with covalent organic framework

2022 ◽  
Vol 424 ◽  
pp. 127455
Author(s):  
Jiachen Ma ◽  
Zhendong Yu ◽  
Shuting Liu ◽  
Yicong Chen ◽  
Yuancai Lv ◽  
...  
Keyword(s):  
Organochlorine Pesticides ◽  
Environmental Samples ◽  
Electrospun Nanofiber ◽  
Nanofiber Membrane ◽  
Covalent Organic Framework ◽  
Efficient Extraction ◽  
Organic Framework

Facile synthesis of a covalent organic framework (COF) based on the reaction of melamine and trimesic acid incorporated electrospun nanofiber and its application as an electrochemical tyrosinamide aptasensor

2020 ◽  
Vol 44 (35) ◽  
pp. 14922-14927
Author(s):  
Masoumeh Sarabaegi ◽  
Mahmoud Roushani ◽  
Hadi Hosseini ◽  
S. Jafar Hoseini ◽  
Mehrangiz Bahrami
Keyword(s):  
Sensitive Detection ◽  
Electrospun Nanofiber ◽  
Facile Synthesis ◽  
Redox Probe ◽  
Covalent Organic Framework ◽  
Trimesic Acid ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Organic Framework

Schematic presentation of the COFCNF platform for the highly sensitive detection of tyrosinamide by using a solution containing [Fe(CN)6]3−/[Fe(CN)6]4− as a redox probe.

Solid-phase microextraction using a β-ketoenamine-linked covalent organic framework coating for efficient enrichment of synthetic musks in water samples

2020 ◽  
Vol 12 (19) ◽  
pp. 2434-2442 ◽  
Author(s):  
Lian Wen ◽  
Peng Wu ◽  
Lei-Lei Wang ◽  
Li-Zong Chen ◽  
Ming-Lin Wang ◽  
...  
Keyword(s):  
Water Samples ◽  
Environmental Samples ◽  
Solid Phase Microextraction ◽  
Solid Phase ◽  
Covalent Organic Framework ◽  
Synthetic Musks ◽  
Fiber Coating ◽  
Organic Framework

This study indicated the promising applicability of the TpPa-1 as a solid-phase microextraction fiber coating for reliably detecting synthetic musks at trace levels from environmental samples.

Tuning the pore structures and photocatalytic properties of a 2D covalent organic framework with multi-branched photoactive moieties

Nanoscale ◽  
2020 ◽  
Vol 12 (30) ◽  
pp. 16136-16142
Author(s):  
Xuan Wang ◽  
Ming-Jie Dong ◽  
Chuan-De Wu
Keyword(s):  
Photocatalytic Properties ◽  
Effective Strategy ◽  
Covalent Organic Framework ◽  
Highly Efficient ◽  
Pore Structures ◽  
Local Connection ◽  
Organic Framework

An effective strategy to incorporate accessible metalloporphyrin photoactive sites into 2D COFs by establishing a 3D local connection for highly efficient photocatalysis was developed.

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