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Updated: Mar 25, 2026

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection
Published on: February 1, 2022
A graphene-based affinity nanosensor for detection of low-charge and low-molecular-weight molecules
Yibo Zhu1, Yufeng Hao1, Enoch A Adogla2
1Department of Mechanical Engineering, Columbia University, New York, NY 10027, USA. qlin@columbia.edu.
Abstract:
This paper presents a graphene nanosensor for affinity-based detection of low-charge, low-molecular-weight molecules, using glucose as a representative. The sensor is capable of measuring glucose concentration in a practically relevant range of 2 μM to 25 mM, and can potentially be used in noninvasive glucose monitoring.
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