A disposable electrochemical caffeine sensor based on a screen-printed electrode modified with a copper-metal organic framework and functionalized multi-walled carbon nanotube nanocomposite

Author:

Saraban Muktinan123,Numnuam Apon123,Nontipichet Natha1,Kangkamano Tawatchai4ORCID,Thavarungkul Panote123,Kanatharana Proespichaya123,Khumngern Suntisak12ORCID

Affiliation:

1. Center of Excellence for Trace Analysis and Biosensor, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand

2. Division of Physical Science, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand

3. Center of Excellence Innovation in Chemistry, Faculty of Science, Prince of Songkhla University, Hat Yai, Songkhla 90110, Thailand

4. Division of Chemistry, Faculty of Science, Thaksin University, Phatthalung Campus, Paphayom, Phatthalung 93110, Thailand

Abstract

A novel portable caffeine sensor was developed based on a copper-based metal–organic framework and multi-walled carbon nanotube nanocomposite which significantly increased the active surface area and conductivity of the electrode.

Funder

National Research Council of Thailand

Prince of Songkla University

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry,Catalysis

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