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Updated: Apr 5, 2026

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection
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Graphene-Based Chemical Sensors.

Fazel Yavari1, Nikhil Koratkar1

  • 1†Department of Mechanical, Aerospace and Nuclear Engineering, and ‡Department of Materials Science and Engineering, Rensselaer Polytechnic Institute 110 Eighth Street, Troy, New York 12180, United States.

The Journal of Physical Chemistry Letters
|August 21, 2015
PubMed
Summary

Graphene, a novel 2D material, shows promise for ultrasensitive gas detection. Research reviews its applications and challenges for commercial chemical sensor technology.

Area of Science:

  • Materials Science
  • Nanotechnology
  • Chemistry

Background:

  • Graphene, a single-atom-thick sheet of sp(2) hybridized carbon atoms, was isolated in 2004.
  • It forms the basis for various carbon materials like nanotubes and graphite.
  • Graphene's unique structure offers potential for advanced applications.

Purpose of the Study:

  • To review significant research on graphene and its derivatives for gas detection.
  • To provide an overview of graphene's use in chemical sensing.
  • To discuss challenges hindering commercialization of graphene-based sensors.

Main Methods:

  • Literature review of scientific publications on graphene gas sensors.
  • Analysis of studies focusing on graphene and its derivatives for gas detection.

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  • Identification of key challenges and future directions in the field.

    • Main Results:

    • Graphene exhibits ultrasensitive properties suitable for chemical and gas sensing.
    • Various studies demonstrate the efficacy of graphene-based sensors for detecting different gases.
    • Graphene derivatives can be tailored to enhance sensor performance.

    Conclusions:

    • Graphene is a highly promising material for developing next-generation ultrasensitive gas sensors.
    • Overcoming current technological and manufacturing challenges is crucial for commercial viability.
    • Continued research is needed to fully realize the potential of graphene chemical sensor technologies.