The Covalent Functionalization of Surface-Supported Graphene: An Update

Area of Science:

• Materials Science
• Chemistry
• Nanotechnology

Background:

• Graphene supported on solid surfaces is increasingly vital for high-performance electronic devices.
• Chemical modification of graphene is essential for optimizing its properties and applications.
• Covalent modification offers controllable, stable, and manufacturable integration of graphene.

Purpose of the Study:

• To critically review recent advances in the covalent modification of supported graphene.
• To analyze various chemical modification strategies, with a focus on radical reactions.
• To discuss the tailoring of electronic properties and introduction of functionalities in modified graphene.

Main Methods:

• Review of literature on covalent modification techniques for supported graphene.
• Analysis of radical reaction strategies for graphene functionalization.
• Examination of methods for controlling reactivity and electronic properties.

Main Results:

• Significant progress in controlling reactivity and tailoring electronic properties of supported graphene.
• Successful introduction of active functionalities onto graphene surfaces via covalent modification.
• Emerging trends in modifying other 2D materials like transition metal dichalcogenides and oxides.

Conclusions:

• Covalent modification is key to unlocking graphene's potential in advanced electronics.
• Radical reactions offer versatile pathways for graphene functionalization and property tuning.
• The review provides insights into modifying graphene and related 2D materials for future applications.