What question did this study set out to answer?

To understand the relationship between structural properties and performance in hard carbon anodes for sodium-ion batteries.

March 13, 2026

Decoupling Structure-Performance Relationships in Hard Carbon Anodes: A Comparative Study of Slope-and Plateau-Dominated Sodium Storage Mechanisms

XZXinyu Zhang ZGZhaolin GouBeijing Institute of Technology FYFeiyang YangBeijing Institute of Technology

Key Points

To understand the relationship between structural properties and performance in hard carbon anodes for sodium-ion batteries.
Conducted comparative analyses of various anode materials
Evaluated sodium storage mechanisms based on slope and plateau characteristics
Assessed performance metrics under varying conditions
Identified distinct sodium storage mechanisms influenced by structural factors
Demonstrated superior performance of optimized hard carbon anodes
Highlighted critical performance metrics for energy efficiency in sodium-ion batteries

Abstract

Sodium-ion batteries (SIBs) have emerged as a promising candidate for large-scale energy storage applications due to abundant resource, higher safety, and superior low-temperature performance. The development of advanced anode materials...

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