Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Two-dimensional melt growth of large-scale, single-crystalline hybrid organic-inorganic perovskite films.

Nature communications·2026
Same author

Charge Density Wave-Induced Highly Sensitive Terahertz Detection Based on a Large Nonlinear Hall Effect.

ACS nano·2026
Same author

Deciphering Competitive Kinetics in Nitrate Reduction via Mechanistic Modeling: Impact of Ru and Pd Dopants on Reaction Selectivity.

Journal of the American Chemical Society·2026
Same author

Ferroelectric brightening of spin‑forbidden dark excitons in a WSe<sub>2</sub>/hybrid-perovskite heterostructure.

Nature communications·2026
Same author

Nonreciprocal electrical transport in emerging noncentrosymmetric systems: from hidden symmetry to functional devices.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same author

Sn catalyst reconstruction and microenvironment modulation for efficient amino acid electrosynthesis via C-N coupling.

Nature communications·2026
Same journal

Proton-Gated Torsional Spring for Molecular Energy Storage.

Journal of the American Chemical Society·2026
Same journal

Topologically Programmed Dual-Channel Covalent Organic Frameworks Decouple Gas and Ion Fluxes for Acidic CO<sub>2</sub> Electroreduction.

Journal of the American Chemical Society·2026
Same journal

Plasmonic Re-Excitation Enables Superoxide-Mediated Ethane Conversion to Acetic Acid under Visible Light.

Journal of the American Chemical Society·2026
Same journal

Photocatalytic Controlled Halodefluorination of Perfluoroalkyl Compounds Using <i>N</i>-Arylphenothiazines.

Journal of the American Chemical Society·2026
Same journal

Photoinduced Disproportionation Enables Oxidative Addition of Aryl Iodides at a Gallium(I) Center.

Journal of the American Chemical Society·2026
Same journal

Biocatalytic C3 β-<i>O</i>-Glycosylation of Triterpenes and Sterols to Synthesize Natural and Unnatural Saponins.

Journal of the American Chemical Society·2026
See all related articles

Related Experiment Video

Updated: Jun 29, 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

Solution-gated epitaxial graphene as pH sensor.

Priscilla Kailian Ang1, Wei Chen, Andrew Thye Shen Wee

  • 1Department of Chemistry, National University of Singapore, 3 Science Drive 3, 117543, Singapore.

Journal of the American Chemical Society
|October 15, 2008
PubMed
Summary
This summary is machine-generated.

Solution-gate field effect transistors fabricated on few-layer graphene exhibit ambipolar characteristics. This research highlights graphene

More Related Videos

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation
11:18

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation

Published on: January 7, 2019

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities
11:42

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities

Published on: July 24, 2015

Related Experiment Videos

Last Updated: Jun 29, 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

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation
11:18

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation

Published on: January 7, 2019

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities
11:42

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities

Published on: July 24, 2015

Area of Science:

  • Materials Science
  • Nanotechnology
  • Electrochemistry

Background:

  • Few-layer graphene (FLG) offers unique electronic properties.
  • Solution-gate field-effect transistors (SGFETs) are crucial for sensing applications.

Purpose of the Study:

  • To fabricate and characterize a solution-gate field effect transistor (SGFET) using few-layer graphene (FLG).
  • To investigate the electrochemical behavior and sensing capabilities of the FLG-based SGFET.

Main Methods:

  • Fabrication of an SGFET device utilizing few-layer graphene.
  • Electrochemical characterization of the graphene/aqueous electrolyte interface.
  • Measurement of conductivity versus gate potential and pH response.

Main Results:

  • The FLG-SGFET demonstrated V-shaped ambipolar transfer characteristics.
  • Achieved high hole and electron mobilities of 3600 cm²/Vs and 2100 cm²/Vs, respectively.
  • Observed a supra-Nernstian pH response of 99 meV/pH.

Conclusions:

  • The ideally polarizable graphene/electrolyte interface facilitates capacitive charging.
  • The FLG-SGFET shows potential for ultrafast and ultralow noise chemical and biological sensing.