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Updated: Mar 20, 2026

Evaluating the Electrochemical Properties of Supercapacitors using the Three-Electrode System
Published on: January 7, 2022
Synthesis of Two-Dimensional Materials for Capacitive Energy Storage
Beatriz Mendoza-Sánchez1, Yury Gogotsi2
1Laboratory of Physical Chemistry of Materials and Electrolytes for Energy Applications, University François Rabelais of Tours, Tours, 37200, France.
Two-dimensional (2D) nanomaterials show great promise for capacitive energy storage due to their unique properties. This review covers their synthesis, performance, and manufacturing for advanced energy storage devices.
Area of Science:
- Materials Science and Engineering
- Electrochemistry
- Nanotechnology
Background:
- Two-dimensional (2D) nanomaterials possess unique properties ideal for energy storage.
- Capacitive energy storage is a critical area for technological advancement.
Purpose of the Study:
- To provide an insight into the application of 2D nanomaterials for capacitive energy storage.
- To review synthesis methods, electrochemical performance, and fabrication techniques.
Main Methods:
- Discussion of synthesis methods for various 2D nanomaterials (graphene, transition metal oxides, dichalcogenides, carbides).
- Analysis of factors influencing capacitive performance: composition, morphology, electrode architecture, and device configuration.
- Review of electrode manufacturing techniques: laser scribing, printing, and roll-to-roll.
Main Results:
- Progress in 2D nanomaterial-based microsupercapacitors, flexible, and free-standing supercapacitors.
- Strategies to overcome challenges like nanosheet aggregation and low electrical conductivity.
- Design of hybrid and hierarchical 2D/3D structures for enhanced performance.
Conclusions:
- 2D nanomaterials offer significant potential for advanced capacitive energy storage.
- Addressing challenges in material synthesis, electrode fabrication, and structural design is key.
- Further research opportunities include controlling nanosheet dimensions and improving stability for scale-up.
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