Avoiding electrochemical indentations: a CNT-cocooned LiCoO<sub>2</sub> electrode with ultra-stable high-voltage cycling-Reference-Cited by-同舟云学术

Avoiding electrochemical indentations: a CNT-cocooned LiCoO₂ electrode with ultra-stable high-voltage cycling

Published:2024 Issue:16 Volume:17 Page:6102-6112
ISSN:1754-5692
Container-title:Energy & Environmental Science
language:en
Short-container-title:Energy Environ. Sci.

Author:

Zhu Zhi¹²,Xu Shuanglong¹,Wang Zhenjie¹,Yan Xiaohui¹,Xu Guiyin²^ORCID,Huang Yimeng³,Wu Yuping¹,Zhang Yin²,Li Ju²³^ORCID

Affiliation:

1. Confucius Energy-storage Lab, School of Energy and Environment & Z Energy-storage Center, Southeast University, Nanjing, Jiangsu, 211189, China

2. Department of Nuclear Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA

3. Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA

Abstract

An electrochemical indentation (ECI) theory was proposed to explain the LCO cycling decay. A CNT-cocooned LCO cathode was developed to maximize the electrical contact area for LCO, which greatly eliminated ECI and stabilized the high-voltage cycling.

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/EE/D4EE00722K

Reference28 articles.

1. An Overview on the Advances of LiCoO 2 Cathodes for Lithium‐Ion Batteries

2. Reversible and High-Capacity Nanostructured Electrode Materials for Li-Ion Batteries

3. Mg‐Pillared LiCoO 2 : Towards Stable Cycling at 4.6 V

4. A Novel Bifunctional Self‐Stabilized Strategy Enabling 4.6 V LiCoO 2 with Excellent Long‐Term Cyclability and High‐Rate Capability

5. Dynamic evolution of cathode electrolyte interphase (CEI) on high voltage LiCoO2 cathode and its interaction with Li anode