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Related Experiment Video

Updated: May 22, 2026

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection
07:51

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection

Published on: February 1, 2022

Self-assembled electrical biodetector based on reduced graphene oxide.

Tetiana Kurkina1, Subramanian Sundaram, Ravi Shankar Sundaram

  • 1Max Planck Institute for Solid State Research, Heisenbergstrasse 1, D-70569 Stuttgart, Germany. t.kurkina@fkf.mpg.de

ACS Nano
|May 2, 2012
PubMed
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We developed a scalable chemical method for fabricating reduced graphene oxide (RGO) devices. This approach enables site-specific RGO device realization for applications like biosensing.

Area of Science:

  • Materials Science
  • Nanotechnology
  • Chemical Engineering

Background:

  • Graphene-based devices are crucial for chemical and biological sensing.
  • Scalable fabrication methods are needed for widespread application of reduced graphene oxide (RGO).

Purpose of the Study:

  • To present a novel chemical route for site-specific fabrication of reduced graphene oxide (RGO) devices.
  • To demonstrate the scalability of this method for wafer-scale production.

Main Methods:

  • Electrodeposition of amino functional groups onto photolithographically patterned electrodes.
  • Selective attachment of graphene oxide flakes via amine functional groups.
  • Thermal annealing to achieve graphene-like electrical properties.

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Iridium Oxide-reduced Graphene Oxide Nanohybrid Thin Film Modified Screen-printed Electrodes as Disposable Electrochemical Paper Microfluidic pH Sensors
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Iridium Oxide-reduced Graphene Oxide Nanohybrid Thin Film Modified Screen-printed Electrodes as Disposable Electrochemical Paper Microfluidic pH Sensors

Published on: November 22, 2016

Related Experiment Videos

Last Updated: May 22, 2026

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection
07:51

Development and Functionalization of Electrolyte-Gated Graphene Field-Effect Transistor for Biomarker Detection

Published on: February 1, 2022

Iridium Oxide-reduced Graphene Oxide Nanohybrid Thin Film Modified Screen-printed Electrodes as Disposable Electrochemical Paper Microfluidic pH Sensors
09:15

Iridium Oxide-reduced Graphene Oxide Nanohybrid Thin Film Modified Screen-printed Electrodes as Disposable Electrochemical Paper Microfluidic pH Sensors

Published on: November 22, 2016

Main Results:

  • Successful site-specific fabrication of RGO devices.
  • Demonstration of wafer-scale scalability for RGO device production.
  • Fabricated RGO devices used for electrical biosensing, specifically immunodetection of amyloid beta peptide.

Conclusions:

  • The developed chemical anchoring strategy is facile and scalable for RGO device fabrication.
  • Photolithography combined with this method facilitates rapid realization of graphene-based devices.
  • The RGO devices show potential for applications in electrical biosensing.