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Conflict of Interest
In relation to this article, we declare that there is no conflict of interest.
Publication history
Received November 12, 2024
Revised March 28, 2025
Accepted May 15, 2025
Available online July 25, 2025
articles This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/bync/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
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Most Cited

Electrochemical Performance of N-Doped Graphite @Carbon/ Red Phosphorous Composite for Lithium-Ion Secondary Batteries

Department of Nanoscience and Engineering, Center for Nano Manufacturing , Inje University
venungopal@gmail.com, ksohn@inje.ac.kr
Korean Journal of Chemical Engineering, July 2025, 42(8), 000042
https://doi.org/10.1007/s11814-025-00481-6

Abstract

Lithium-ion batteries (LIBs) are well-known for having three key features: lightweight, extended cycle life, and high energy

density. This makes them perfect for various uses like electric cars and portable electronics. Red phosphorus (P) is lowcost,

easily available, and possesses an excellent theoretical specifi c capacity (2596 mAh g −1 ) for use as the anode material

in high-energy–density lithium-ion batteries (LIBs). However, P has poor conductivity (10 –12 Sm −1 ), and colossal volume

expansion during charging-discharging hinders its application in LIBs. Conversely, despite various reported anode materials,

graphite remains the commercial choice for lithium-ion batteries. This study presents a nitrogen-doped graphite@carbon

anode material composite with P that was designed and fabricated through a simple and scalable process. The nitrogendoped

graphite composite with carbon, NGC, eff ectively reduces harmful reactions between the electrolyte and graphite,

ensuring stable electrode performance during charging and discharging. By incorporating optimized content of high-capacity

phosphorus (P), NGC’s capacity and electronic conductivity improve, minimizing volume changes of raw red phosphorus

through hybridization with the conductive carbon framework. The best optimized NGC/P2 composite shows a high initial

discharge capacity of 1486 mAh g −1 and a reversible capacity of 530 mAh g −1 at a current density of 100 mA g −1 after 100

cycles, outperforming conventional graphite. This highlights innovative strategies for sustainable and effi cient energy storage

solutions.

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