Heterojunction interfacial promotion of fast and prolonged alkali-ion storage of urchin-like Nb2O5@C nanospheres

Author:

Zhao Zhipeng12,Cheng Jingyun12,Li Kai12,Li Chuanqi12,Zhang Shuo3,Pei Xiangdong4,Niu Zhulin12,Liu Zhongyi12ORCID,Fu Yongzhu12ORCID,Li Dan12ORCID

Affiliation:

1. College of Chemistry, Zhengzhou University, Zhengzhou, Henan Province, 450001, P. R. China

2. Green Catalysis Center, Zhengzhou University, Zhengzhou, Henan Province, 450001, P. R. China

3. School of Nuclear Science and Technology, Lanzhou University, Lanzhou, Gansu Province, 730000, P. R. China

4. Shanxi Supercomputing Center, Lvliang, Shanxi Province, 033000, P. R. China

Abstract

The heterojunction interface presents strong electronic coupling interaction to boost the sodium/potassium ion diffusion and enrich the active sites for ion adsorption, which enables Nb2O5@C to achieve excellent electrochemical performances.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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