Electrochemical energy storage of two-dimensional materials

Can 2D materials be used for electrochemical energy storage?

Two-dimensional (2 D) materials are possible candidates, owing to their unique geometry and physicochemical properties. This Review summarizes the latest advances in the development of 2 D materials for electrochemical energy storage.

How to improve energy storage mechanism in electrochemical devices?

In order to enhance the energy storage mechanism in electrochemical devices, some materials, because of their unique 2D structure, act on electrode materials or electrolytes, can improve the storage of ions and the speed of embedding and exiting, and accelerate the rapid transfer of ions in the electrolyte.

Does electrochemical energy storage provide additional pseudo-electric capacity?

It can be concluded that whether it is a secondary battery or a supercapacitor, electrochemical energy storage through redox reaction of electrode materials can provide additional pseudo-electric capacity. It is an important condition for electrode materials to have superior energy storage capacity.

Which electrode material is best for electrochemical energy storage?

Learn more. 2 D is the greatest: Owing to their unique geometry and physicochemical properties, two-dimensional materials are possible candidates as new electrode materials for widespread application in electrochemical energy storage.

What is the electrochemical process of energy storage in batteries and supercapacitors?

The electrochemical process of energy storage in batteries and supercapacitors mainly depends on the properties of the electrode materials. Supercapacitors can be divided into two categories: EDLC and pseudocapacitors. The EDLC electrode is mainly composed of carbon materials such as graphene, activated carbon, and carbon nanotubes (CNTs).

What is the charge storage mechanism of MXene materials?

In neutral and alkaline electrolytes, the charge storage mechanism of MXene materials involves ion adsorption and cation insertion/disinsertion at the electrode-electrolyte solid-liquid interface .