Interfacial Chemistry in High‐Voltage Ni–Mn‐Based Cathodes: Understanding and Controlling Degradation Pathways

Key Points

• The aim is to understand and control the degradation pathways in Ni-Mn-based cathodes for better performance.
• Exploration of CEI (Cathode-Electrolyte Interphase) regulation methods such as electrolyte additives and surface coatings.
• Evaluation of synergistic additive combinations and doping modifications for performance enhancement.
• Examination of particle design optimization techniques.
• Identified key factors that influence degradation in high-voltage Ni-Mn-based cathodes.
• Demonstrated that specific surface coatings significantly reduce degradation rates.
• Found that synergistic additive combinations lead to improved electrochemical stability.