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Free-standing SnSe@C nanofiber anode material for low-temperature lithium-ion batteries

  • Nazarbayev University

Research output: Contribution to journalArticlepeer-review

Abstract

A novel approach to develop a low-temperature lithium-ion battery (LIB) based on tin selenide (SnSe) and carbon (C) nanofibers as the active electrode material has been successfully achieved. The SnSe@C nanofiber anode exhibited excellent electrochemical properties, such as high capacity and good rate capability. The anode maintained a consistent charge capacity of ∼923 mAh g−1 at a current rate of 0.1 A g−1 over 100 cycles at room temperature. Furthermore, investigated for the first time at low temperatures, the SnSe@C nanofiber anode exhibited superior capacity (∼430 mAh g−1 at −20 °C) compared to conventional graphite electrode (∼25 mAh g−1 at −20 °C). The proposed SnSe@C nanofiber anode demonstrated a great potential to be applied for developing next-generation LIBs with improved low-temperature performance.

Original languageEnglish
Article number100128
JournalJournal of Power Sources Advances
Volume24
DOIs
Publication statusPublished - Oct 2023

Funding

This research was funded by the research targeted program #51763/ПЦФ-МЦРОАП РК-19 from the Ministry of Digital Development, Innovations and Aerospace Industry of the Republic of Kazakhstan. The authors thank Core facilities of Nazarbayev University for assistance in conducting the physical characterizations of samples. Special thanks go to Prof. S.S. Kim, O. Mukhan (Chungnam National University), and Dr. N. Umirov (Nazarbayev University) for TEM-EDS analysis. This research was funded by the research targeted program #51763/ПЦФ-МЦРОАП РК-19 from the Ministry of Digital Development, Innovations and Aerospace Industry of the Republic of Kazakhstan . The authors thank Core facilities of Nazarbayev University for assistance in conducting the physical characterizations of samples. Special thanks go to Prof. S.S. Kim, O. Mukhan (Chungnam National University), and Dr. N. Umirov (Nazarbayev University) for TEM-EDS analysis.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being
  2. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Binder free
  • Free-standing anode
  • Low-temperature lithium-ion batteries
  • Stannous selenide
  • Tin selenide

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrochemistry
  • Materials Chemistry

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