Secondary batteries are a core technology for clean energy storage and conversion
systems, to reduce environmental pollution and alleviate the energy crisis. Oxide cathodes …

Layered oxides have become the research focus of cathode materials for sodium‐ion
batteries (SIBs) due to the low cost, simple synthesis process, and high specific capacity …

The working mechanism of LiCoO2 beyond 4.6 V presents complicated issues:(1) the
ambiguous multistructural evolutions,(2) the vague O-related anionic redox reactions (ARR) …

Rechargeable batteries currently power much of our world, but with the increased demand
for electric vehicles (EVs) capable of traveling hundreds of miles on a single charge, new …

Hard carbon (HC) is subjected to low initial Coulombic efficiency (ICE) and unsteady solid
electrolyte interphase (SEI), which limits the energy density and cycling performance …

Resonant inelastic X-ray scattering (RIXS) is a powerful technique that combines
spectroscopy and inelastic scattering to probe the electronic structure of materials. RIXS is …

Mn-based layered oxide cathodes have attracted widespread attention due to high capacity
and low cost, however, poor air stability, irreversible phase transitions, and slow kinetics …

Sodium-ion batteries (SIBs) are leading candidates to address the energy crisis and lithium
depletion. Layered transition metal (TM) oxides are regarded as some of the most promising …

The further practical applications of Li-rich layered oxides are impeded by voltage decay
and redox asymmetry, which are closely related to the structural degradation involving …

Cathode materials are the core components of lithium‐ion batteries owing to the
determination of the practical voltage and effective energy of the battery system. However …