8–9 Dec 2022
Marriott
Europe/Berlin timezone

Revealing the origin of additional voltage steps of over-lithiated high voltage spinel

8 Dec 2022, 16:15
25m
Marriott

Marriott

Talk (20 min + 5 min discussion) Structure Research Structure Research

Speaker

Nicola Jobst (ZSW)

Description

High voltage spinel LiNi0.5Mn1.5O4 is considered as one of the most promising cathode material for next generation lithium ion batteries. The material is expected to be significantly cheaper and more safe than state of the art layered oxides, while providing high specific energy of 690 Wh/kg. Yet this material possesses another highly interesting feature which is the possibility of over lithiation up to x=2.5 in LixNi0.5Mn1.5O4. Utilizing the full compositional range 0

Primary author

Co-authors

Dr Dr. Neelima Paul (Technical University of Munich, Heinz Maier-Leibnitz Zentrum (MLZ)) Dr Margret Wohlfahrt-Mehrens (Zentrum für Sonnenenergie- und Wasserstoffforschung Baden-Württemberg) Dr Marilena Mancini (Zentrum für Sonnenenergie- und Wasserstoffforschung Baden-Württemberg) Dr Peter Axmann (Zentrum für Sonnenenergie- und Wasserstoffforschung Baden-Württemberg) Premysl Beran (Nuclear Physics Institute CAS) Ralph Gilles

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