Nickel-Dependent Interfacial Chemistry in Layered Oxide Cathodes: Insights from X-ray Photoelectron Spectroscopy and Electrochemical Quartz Crystal Microbalance | Synapse
March 28, 2026Open Access
Nickel-Dependent Interfacial Chemistry in Layered Oxide Cathodes: Insights from X-ray Photoelectron Spectroscopy and Electrochemical Quartz Crystal Microbalance
Key Points
The main aim is to explore how nickel content influences the interfacial chemistry of NMC cathodes in Li-ion batteries.
Applied X-ray photoelectron spectroscopy to assess chemical states at the cathode interface.
Used electrochemical quartz crystal microbalance to measure changes in mass and charge dynamics.
Analyzed the impact of varying nickel content on cathode performance.
Increased nickel content enhances practical capacity and stability of NMC cathodes.
Identified specific interfacial reactions dependent on nickel levels.
Reported improved electrochemical properties linked to nickel influence.
Abstract
NMC (LiNi x Co y Mn z O 2 ; x + y + z ≈ 1) cathodes are widely used in Li-ion batteries for long-range vehicle applications. The Ni content in NMC cathodes directly affects practical capacity...