A Review on CNTs-Based Electrochemical Sensors and Biosensors: Unique Properties and Potential Applications

Hicham Meskher*, Teqwa Ragdi, Amrit Kumar Thakur, Sohmyung Ha, Issam Khelfaoui, Ravishankar Sathyamurthy, Swellam W. Sharshir, A. K. Pandey, Rahman Saidur, Punit Singh, Fariborz Sharifianjazi, Iseult Lynch

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

Abstract

Carbon nanotubes (CNTs), are safe, biocompatible, bioactive, and biodegradable materials, and have sparked a lot of attention due to their unique characteristics in a variety of applications, including medical and dye industries, paper manufacturing and water purification. CNTs also have a strong film-forming potential, permitting them to be widely employed in constructing sensors and biosensors. This review concentrates on the application of CNT-based nanocomposites in the production of electrochemical sensors and biosensors. It emphasizes the synthesis and optimization of CNT-based sensors for a range of applications and outlines the benefits of using CNTs for biomolecule immobilization. In addition, the use of molecularly imprinted polymer (MIP)-CNTs in the production of electrochemical sensors is also discussed. The challenges faced by the current CNTs-based sensors, along with some the future perspectives and their future opportunities, are also briefly explained in this paper.

Original languageEnglish
JournalCritical Reviews in Analytical Chemistry
DOIs
Publication statusE-pub ahead of print - 1 Feb 2023

Bibliographical note

Publisher Copyright:
© 2023 Taylor & Francis Group, LLC.

Keywords

  • Biomolecules immobilization
  • carbon nanotubes
  • electrochemical sensors
  • molecularly imprinted polymer
  • nanocomposite

ASJC Scopus subject areas

  • Analytical Chemistry

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