Co ²⁺ ion-doped MnO ₂ electrode for microfluidic H ₂ O ₂ biosensors: formation, characterization, and catalytic performance

Veronika Poltavets; M. Krawczyk; Ganna Maslak; Martin Jönsson-Niedziółka

doi:10.1039/d6dt00434b

January 1, 2026Dalton TransactionsOpen Access

Co ²⁺ ion-doped MnO ₂ electrode for microfluidic H ₂ O ₂ biosensors: formation, characterization, and catalytic performance

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Key Points

The study aims to develop a Co2+ ion-doped MnO2 electrode to enhance the sensitivity and accuracy of H2O2 biosensors.
Utilized Co2+ ion doping in MnO2 electrode fabrication.
Conducted characterization of the electrode for catalytic performance measurement.
Implemented in microfluidic systems for biosensing applications.
Demonstrated enhanced catalytic performance for H2O2 oxidation compared to undoped MnO2.
Achieved a detection limit significantly lower than conventional sensors, enhancing sensitivity.
Indicated improved stability and reproducibility in H2O2 measurements under microfluidic conditions.

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Implication

Evaluates H2O2 detection in microfluidic systems, suggesting improved sensor accuracy.

Abstract

H 2 O 2 serves as a vital signalling molecule within biological systems and presents potential as a disease biomarker.Consequently, the development of sensitive and accurate sensors for its measurement within microfluidic systems...

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Cite This Study

Poltavets et al. (2026) studied this question.

synapsesocial.com/papers/69edadba4a46254e215b55b5 https://doi.org/10.1039/d6dt00434b

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Co ²⁺ ion-doped MnO ₂ electrode for microfluidic H ₂ O ₂ biosensors: formation, characterization, and catalytic performance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Co ²⁺ ion-doped MnO ₂ electrode for microfluidic H ₂ O ₂ biosensors: formation, characterization, and catalytic performance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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