Graphene and its electrochemistry - an update.

Area of Science:

• Electrochemistry
• Materials Science
• Nanotechnology

Background:

• Graphene and its derivatives are extensively studied for their unique properties.
• Electrochemical techniques offer efficient methods for graphene preparation.
• Recent advancements focus on enhancing graphene's performance in various applications.

Purpose of the Study:

• To provide an updated review of the electrochemistry of graphene and its derivatives.
• To highlight recent progress in graphene preparation, properties, and applications.
• To focus on developments in the field over the past two years.

Main Methods:

• Electrochemical exfoliation of graphite.
• Electrochemical reduction of graphene oxide.
• Electrochemical delamination of chemical vapor deposition (CVD) grown graphene.
• Electrochemical analysis of graphene oxide and modified graphene.

Main Results:

• Electrochemical preparation methods are now as efficient as conventional ones.
• Graphene oxide exhibits inherent redox activity and chemical reversibility.
• Graphene modified with p-block elements shows excellent electrocatalytic performance, rivaling metal catalysts.
• Significant progress in graphene-based sensing and biosensing applications.

Conclusions:

• Electrochemical approaches are viable and efficient for graphene production.
• Graphene derivatives possess remarkable electrochemical properties and catalytic potential.
• Graphene-based materials are increasingly practical for advanced sensing and biosensing technologies.