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Related Experiment Video

Updated: Jun 10, 2026

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding
14:52

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Published on: September 23, 2018

Graphene oxide--polyelectrolyte nanomembranes.

Dhaval D Kulkarni1, Ikjun Choi, Srikanth S Singamaneni

  • 1School of Material Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332-0245, USA.

ACS Nano
|July 31, 2010
PubMed
Summary

Graphene oxide flakes significantly enhance polymer nanocomposite strength. Ultrathin membranes with only 8.0 vol% graphene oxide show a tenfold increase in elastic modulus, demonstrating a novel approach for advanced materials.

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Area of Science:

  • Materials Science
  • Nanotechnology
  • Polymer Science

Background:

  • Graphene, a single layer of carbon atoms, offers exceptional properties for polymer nanocomposites.
  • Conventional fillers often require high loading fractions (up to 50%) for significant mechanical enhancement.
  • Graphene oxide (GO) presents a promising alternative filler due to its unique characteristics.

Purpose of the Study:

  • To investigate the enhancement of mechanical properties in ultrathin laminated nanocomposites using small amounts of graphene oxide flakes.
  • To develop a method for creating robust, freestanding nanocomposite membranes with improved mechanical performance.
  • To explore the potential of graphene oxide as a high-performance filler in polymer nanocomposites.

Main Methods:

  • Fabrication of polyelectrolyte multilayers (PEMs) using layer-by-layer (LbL) assembly.

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Scalable Syntheses of Graphene Oxide and Reduced Graphene Oxide using Cascade Design Oxidation and Highly Basic Reduction Reactions
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Scalable Syntheses of Graphene Oxide and Reduced Graphene Oxide using Cascade Design Oxidation and Highly Basic Reduction Reactions

Published on: July 3, 2025

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

Related Experiment Videos

Last Updated: Jun 10, 2026

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding
14:52

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Published on: September 23, 2018

Scalable Syntheses of Graphene Oxide and Reduced Graphene Oxide using Cascade Design Oxidation and Highly Basic Reduction Reactions
08:57

Scalable Syntheses of Graphene Oxide and Reduced Graphene Oxide using Cascade Design Oxidation and Highly Basic Reduction Reactions

Published on: July 3, 2025

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes
07:45

Electrophoretic Crystallization of Ultrathin High-performance Metal-organic Framework Membranes

Published on: August 16, 2018

  • Incorporation of negatively charged functionalized graphene oxide layers via Langmuir-Blodgett (LB) deposition.
  • Release of freestanding nanocomposite membranes and subsequent micromechanical testing.

    • Main Results:

    • Graphene oxide-polymer nanocomposite films exhibited a significant enhancement in elastic modulus, increasing by an order of magnitude (from 1.5 GPa to ~20 GPa).
    • This substantial improvement was achieved with a low loading fraction of only 8.0 vol% graphene oxide.
    • The resulting nanocomposite membranes demonstrated robustness, large lateral dimensions, and the ability to sustain large mechanical deformations.

    Conclusions:

    • Small amounts of graphene oxide flakes can dramatically enhance the mechanical properties of ultrathin laminated nanocomposites.
    • The developed layer-by-layer assembly with Langmuir-Blodgett deposition offers an effective route to create high-performance graphene oxide nanocomposite membranes.
    • These advanced nanocomposite materials hold promise for applications requiring high strength and mechanical resilience.