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Related Experiment Video

Updated: Oct 2, 2025

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

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

Published on: July 3, 2025

Toward Optimized Charge Transport in Multilayer Reduced Graphene Oxides.

Mustafa Neşet Çınar¹, Aleandro Antidormi², Viet-Hung Nguyen³

¹Department of Materials Science and Engineering, Izmir Institute of Technology, 35430 Urla, Izmir, Turkey.

|March 1, 2022

Summary

Understanding charge conduction in multilayer reduced graphene oxides (rGO) is key for graphene composites. This study reveals how interlayer interactions and film thickness impact electronic flow, offering insights for material optimization.

Keywords:

charge transport disordered van der Waals thin films interlayer transport multilayer transport scaling law quantum transport reduced graphene oxides

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Published on: September 22, 2015

Area of Science:

Materials Science
Condensed Matter Physics
Computational Chemistry

Background:

Multilayer reduced graphene oxides (rGO) are crucial for graphene-based composites.
Disorder from synthesis methods complicates charge conduction understanding.
The role of interlayer interactions in electronic flow is unclear.

Purpose of the Study:

To elucidate charge conduction mechanisms in multilayer rGO.
To investigate the impact of interlayer interactions on electronic transport.
To explain transport scaling laws in rGO films.

Main Methods:

Development of a multiscale computational approach.
Integration of first-principles calculations with large-scale transport simulations.
Comparison of theoretical predictions with experimental data.

Main Results:

Transport scaling laws in multilayer rGO were unraveled.
Diffusion was found to worsen with increasing film thickness.
Contacted films showed thickness-independent conduction driven by interlayer hopping when mean free path was short.

Conclusions:

Interlayer hopping becomes dominant in contacted films under specific conditions.
The findings provide a basis for optimizing graphene composites.
Improved electrical conduction in graphene-based materials is achievable through understanding these mechanisms.