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

The electron density determines all properties of a system of nuclei and electrons. It is both
computable and observable. Its topology allows gaining insight into the mechanisms of …

Oxygen redox at high voltage has emerged as a transformative paradigm for high-energy
battery cathodes such as layered transition-metal oxides by offering extra capacity beyond …

In conventional intercalation cathodes, alkali metal ions can move in and out of a layered
material with the charge being compensated for by reversible reduction and oxidation of the …

Global lithium-ion battery deployments stand poised to grow substantially in the coming
years, but it will be necessary to include sustainability considerations in the design of …

Utilizing reversible lattice oxygen redox (OR) in battery electrodes is an essential strategy to
overcome the capacity limitation set by conventional transition metal redox. However, lattice …

Li 2 MnO 3 has been considered to be a representative Li-rich compound with active
debates on oxygen activities. Here, by evaluating the Mn and O states in the bulk and on the …

Increasing interest in high-energy lithium-ion batteries has triggered the demand to clarify
the reaction mechanism in battery cathodes during high-potential operation. However, the …

Nickel-rich layered transition metal oxides are leading cathode candidates for lithium-ion
batteries due to their increased capacity, low cost and enhanced environmental …

The dependence on lithium-ion batteries leads to a pressing demand for advanced cathode
materials. We demonstrate a new concept of layered-rocksalt intergrown structure that …