H2O2 Ratiometric Electrochemical Sensors Based on Nanospheres Derived from Ferrocence-Modified Covalent Organic Frameworks

  title={H2O2 Ratiometric Electrochemical Sensors Based on Nanospheres Derived from Ferrocence-Modified Covalent Organic Frameworks},
  author={Huihui Liang and Mengli Xu and Yongmei Zhu and Linyu Wang and Yingzhen Xie and Yonghai Song and Li Wang},
A uniform nanosphere derived from ferrocence-modified covalent-organic frameworks (COFETTA-TPAL-Fc(COOH)2) with 200 nm in diameter was prepared by dehydration condensation reaction between 4,4′,4′,... 

Electrochemical Sensors Based on Covalent Organic Frameworks: A Critical Review

This review summarized recent achievements in developing novel electrochemical sensors based on covalent organic frameworks, and discussed the key fundamental and challenging issues that need to be addressed, including the mechanisms underlying charge transport, methods to improve electrical conductivity, immobilization methods on different substrates, synthesis strategies for nanoscale COFs, and the application of COFs in different fields.

Fabrication of Cu-hemin metal-organic-frameworks nanoflower supported on three-dimensional reduced graphene oxide for the amperometric detection of H2O2

A novel electrochemical sensor based on Cu-hemin metal-organic-frameworks nanoflower/three-dimensional reduced graphene oxide with great potential applications in monitoring the pathological and physiological dynamics of cancer cells was constructed to detect H2O2 released from living cells.

Copper and molybdenum dioxide co-doped octahedral porous carbon framework for high sensitivity electrochemical detection of hydrogen peroxide

As an important detection technology, how to realize the rapid detection of H2O2 is very important for the early diagnosis of some diseases. Herein, octahedral porous carbon composites containing Cu

A portable screen-printing electrode modified by COFDATA-TP with abundant carboxyl and secondary amine groups for simultaneous detection of Hg2+, Cu2+, Pb2+, and Cd2+

Based on the idea of constructing a miniature electrochemical sensor, a covalent-organic framework (COFDATA-TP) material was designed and synthesized to modify screen-printing electrode (SPE) to



Ratiometric electrochemical glucose sensor based on electroactive Schiff base polymers

Cu-Based Metal-Organic Frameworks as a Catalyst To Construct a Ratiometric Electrochemical Aptasensor for Sensitive Lipopolysaccharide Detection.

A sensitive and efficient ratiometric electrochemical method for lipopolysaccharide (LPS) detection using Cu-based metal-organic frameworks (Cu-MOFs) as a catalyst and target-triggered quadratic cycles for signal amplification with high accuracy and sensitivity is developed.

Interconnected 1D Co3O4 nanowires on reduced graphene oxide for enzymeless H2O2 detection

Enzymeless hydrogen peroxide (H2O2) detection with high sensitivity and excellent selectivity is desirable for clinical diagnosis. Herein, one-dimensional Co3O4 nanowires have been successfully

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AbstractThe authors report on the preparation of a hollow-structured cobalt ferrite (CoFe2O4) nanocomposite for use in a non-enzymatic sensor for hydrogen peroxide (H2O2). Silica (SiO2) nanoparticles