Does trapped O<sub>2</sub> form in the bulk of LiNiO<sub>2</sub> during charging?-Reference-Cited by-同舟云学术

Does trapped O₂ form in the bulk of LiNiO₂ during charging?

Published:2024 Issue:7 Volume:17 Page:2530-2540
ISSN:1754-5692
Container-title:Energy & Environmental Science
language:en
Short-container-title:Energy Environ. Sci.

Author:

Juelsholt Mikkel¹^ORCID,Chen Jun¹^ORCID,Pérez-Osorio Miguel A.¹²,Rees Gregory J.¹²^ORCID,De Sousa Coutinho Sofia¹²^ORCID,Maynard-Casely Helen E.³^ORCID,Liu Jue⁴^ORCID,Everett Michelle⁴,Agrestini Stefano⁵^ORCID,Garcia-Fernandez Mirian⁵,Zhou Ke-Jin⁵,House Robert A.¹²^ORCID,Bruce Peter G.¹²⁶^ORCID

Affiliation:

1. Department of Materials, University of Oxford, Oxford, UK

2. Faraday Institution, Didcot, UK

3. Australian Nuclear Science and Technology Organisation, Kirrawee, New South Wales, Australia

4. Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA

5. Diamond Light Source, Harwell, UK

6. Department of Chemistry, University of Oxford, Oxford, UK

Abstract

The charge storage mechanism in LiNiO2 in Li-ion batteries is still under debate. Here, we show that trapped O2 forms during delithiation in LiNiO2, accommodated by Ni vacancies, which form in the Ni layer.

Funder

Faraday Institution

Engineering and Physical Sciences Research Council

Royal Academy of Engineering

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/EE/D3EE04354A

Reference66 articles.

1. Nickel-Rich Layered Cathode Materials for Automotive Lithium-Ion Batteries: Achievements and Perspectives

2. Review—Recent Advances and Remaining Challenges for Lithium Ion Battery Cathodes

3. A review of Ni-based layered oxides for rechargeable Li-ion batteries