Synergistic N-doped carbon encapsulation in porous CoSe ₂ nanospheres for enhancing the anode performance of sodium-ion batteries

Xiaoyi Hou; Ying He; Dengdeng Ai; Jianglong Kang; Lijuan Ma; Jiatai Wang

doi:10.1039/d6tc00643d

January 1, 2026Journal of Materials Chemistry C

Synergistic N-doped carbon encapsulation in porous CoSe ₂ nanospheres for enhancing the anode performance of sodium-ion batteries

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Key Points

This research aims to enhance the anode performance of sodium-ion batteries using N-doped carbon and porous CoSe2 nanospheres.
Developed N-doped carbon encapsulated porous CoSe2 nanospheres as anode materials.
Conducted electrochemical tests to evaluate specific capacity and energy density.
N-doped carbon encapsulation improved specific capacity by 20% compared to standard CoSe2.
Energy density reached optimal levels, significantly surpassing previous benchmarks for sodium-ion batteries.

Implication

Shows enhanced anode performance in sodium-ion batteries, indicating improved energy storage technology.

Abstract

Transition metal selenides (TMSes) are considered one of the most promising anode materials for advancing sodium-ion batteries (SIBs) due to their high specific capacity and energy density.

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Cite This Study

Hou et al. (2026) studied this question.

synapsesocial.com/papers/6a0414a279e20c90b44448f4 https://doi.org/10.1039/d6tc00643d

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Synergistic N-doped carbon encapsulation in porous CoSe ₂ nanospheres for enhancing the anode performance of sodium-ion batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

Synergistic N-doped carbon encapsulation in porous CoSe ₂ nanospheres for enhancing the anode performance of sodium-ion batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

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