Spinel oxide cathode material for high power lithium ion batteries for electrical vehicles

Xi Ke, Zhuozhuo Zhao, Jun Liu, Liying Liu, Zhicong Shi*, Yunyong Li, Lingyu Zhang, Haiyan Zhang, Zaiping Guo

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

2 Downloads (CityUHK Scholars)

Abstract

Electrical Vehicles (EVs) are very important in reducing fossil oil consumption and carbon emission in cities. Spinel LiNi0.5Mn1.5O4 is one promising cathode material for lithium ion batteries used in EVs owing to its high power density. Here A1F3 coated LiNi0.5Mn1.5O4 is prepared through an newly developed method. The spinel oxide sintered at 900 °C presents the best electrochemical performance with a specific discharge capacity of 132.4 mAh/g at 0.5 C. 81.0% of the initial specific capacity can be retained after 50 cycles. A1F3 coating can further improve the electrochemical performance. The initial specific capacity at 10 C is enhanced from 104.6 to 109.1 mAh g-1 with the capacities retention increasing from 80.6 to 92.1% after 100 cycles. © 2016 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license.
Original languageEnglish
Pages (from-to)689-692
JournalEnergy Procedia
Volume88
DOIs
Publication statusPublished - 1 Jun 2016
Externally publishedYes
EventApplied Energy Symposium and Summit on Low-Carbon Cities and Urban Energy Systems, CUE 2015 - Fuzhou, China
Duration: 15 Nov 201517 Nov 2015
http://www.applied-energy.org/cue2015/

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to <a href="mailto:[email protected]">[email protected]</a>.

Funding

This work is supported by the NNFSC (21176045) and the Guangdong Province Sci & Tech Bureau (2014A010106029 ).

UN SDGs

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

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Research Keywords

  • Electrical vehicals
  • High power density
  • Lithium ion batteries
  • Spinel oxide

Publisher's Copyright Statement

  • This full text is made available under CC-BY-NC-ND 4.0. https://creativecommons.org/licenses/by-nc-nd/4.0/

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