High entropy oxides for reversible energy storage

Are high entropy oxides promising materials for reversible electrochemical energy storage?

In this study, to our knowledge for the first time, it is shown that high entropy oxides are very promising materials for reversible electrochemical energy storage. The variation of the composition of the oxides allows tailoring the Li-storage properties of the active material.

Can high entropy oxides be used for lithium-ion storage?

High entropy oxides provide a new strategy toward materials design by stabilizing single-phase crystal structures composed of multiple cations. Here, the authors apply this concept to the development of conversion-type electrode materials for lithium-ion storage and show the underlying mechanism.

What are layered high entropy oxides?

Layered High-Entropy Oxide Structures for Reversible Energy Storage Layered LixMO2 materials, a new class of high-entropy oxides, have been synthesized by nebulized spray pyrolysis.

What is the capacity of a high entropy oxide (Heo)?

Specific capacity: 58.6 mAh g −1. Although high-entropy oxides (HEOs) have significant advantages in electrochemical conversion and energy storage, there remain apparent challenges and numerous opportunities in broader energy fields.

Why are high entropy oxides important?

Challenges and opportunities of HEOs in the wide field of energy to guide the development of practical applications. High-entropy oxides (HEOs) are gaining prominence in the field of electrochemistry due to their distinctive structural characteristics, which give rise to their advanced stable and modifiable functional properties.

Can high entropy oxides be used as cathode/anode materials?

Moreover, recent advancements in the utilization of high-entropy oxides as cathode/anode materials across a spectrum of energy storage devices, including batteries and supercapacitors, as well as in catalytic systems encompassing photocatalysis and electrocatalysis, are expounded upon.