Recent advances in Cu-based heterostructures and their Li-CO₂ battery application

Area of Science:

• Electrochemistry
• Materials Science
• Energy Storage

Background:

• Lithium carbon dioxide (Li-CO2) batteries offer a dual function of CO2 capture and conversion.
• Sluggish cathodic kinetics and complex mechanisms impede Li-CO2 battery performance.
• Highly efficient electrocatalysts are crucial for advancing Li-CO2 battery technology.

Purpose of the Study:

• To review recent advancements in copper (Cu)-based heterostructures for Li-CO2 batteries.
• To assess the potential of Cu-based heterostructures as electrocatalysts in Li-CO2 systems.
• To provide insights into future research directions for Cu-based heterojunctions in Li-CO2 batteries.

Main Methods:

• Introduction and analysis of Li-CO2 battery structure and mechanism.
• Systematic review of Cu-based heterostructures synthesis approaches.
• Summary of reported Cu-based electrocatalysts for Li-CO2 batteries.

Main Results:

• Copper-based nanomaterials, especially heterostructures, show potential as electrocatalysts.
• Cu-based heterostructures are reviewed concerning their synthesis and application in Li-CO2 batteries.
• Current research on Cu-based electrocatalysts for Li-CO2 batteries is summarized.

Conclusions:

• Cu-based heterostructures represent a promising avenue for enhancing Li-CO2 battery electrocatalysis.
• Further research is needed to overcome challenges and optimize Cu-based heterojunctions for Li-CO2 batteries.
• This review highlights the potential of Cu-based heterostructures for CO2 utilization in advanced battery systems.