High-entropy energy materials: challenges and new opportunities
The essential demand for functional materials enabling the realization of new energy
technologies has triggered tremendous efforts in scientific and industrial research in recent …
technologies has triggered tremendous efforts in scientific and industrial research in recent …
Fundamental understanding and practical challenges of anionic redox activity in Li-ion batteries
G Assat, JM Tarascon - Nature Energy, 2018 - nature.com
Our increasing dependence on lithium-ion batteries for energy storage calls for continual
improvements in the performance of their positive electrodes, which have so far relied solely …
improvements in the performance of their positive electrodes, which have so far relied solely …
Lattice oxygen activation enabled by high-valence metal sites for enhanced water oxidation
Anodic oxygen evolution reaction (OER) is recognized as kinetic bottleneck in water
electrolysis. Transition metal sites with high valence states can accelerate the reaction …
electrolysis. Transition metal sites with high valence states can accelerate the reaction …
Cation-disordered rocksalt-type high-entropy cathodes for Li-ion batteries
Abstract High-entropy (HE) ceramics, by analogy with HE metallic alloys, are an emerging
class of solid solutions composed of a large number of species. These materials offer the …
class of solid solutions composed of a large number of species. These materials offer the …
First-cycle voltage hysteresis in Li-rich 3d cathodes associated with molecular O2 trapped in the bulk
Li-rich cathode materials are potential candidates for next-generation Li-ion batteries.
However, they exhibit a large voltage hysteresis on the first charge/discharge cycle, which …
However, they exhibit a large voltage hysteresis on the first charge/discharge cycle, which …
Lattice oxygen redox chemistry in solid-state electrocatalysts for water oxidation
Fundamental understanding of oxygen evolution reaction (OER) is of vital importance as it
dominates the overall efficiency of water electrolysis–a compelling technique for sustainable …
dominates the overall efficiency of water electrolysis–a compelling technique for sustainable …
Sodium transition metal oxides: the preferred cathode choice for future sodium-ion batteries?
The exploration of next-generation sodium-ion batteries (SIBs) is a worldwide concern to
replace the current commercial lithium-ion batteries, mitigating the increasing exhaustion of …
replace the current commercial lithium-ion batteries, mitigating the increasing exhaustion of …
Pushing the limit of 3d transition metal-based layered oxides that use both cation and anion redox for energy storage
Intercalation chemistry has dominated electrochemical energy storage for decades, and
storage capacity worldwide has now reached the terawatt-hour level. State-of-the-art …
storage capacity worldwide has now reached the terawatt-hour level. State-of-the-art …
Li-rich cathodes for rechargeable Li-based batteries: reaction mechanisms and advanced characterization techniques
Due to their high specific capacities beyond 250 mA hg− 1, lithium-rich oxides have been
considered as promising cathodes for the next generation power batteries, bridging the …
considered as promising cathodes for the next generation power batteries, bridging the …
The role of O2 in O-redox cathodes for Li-ion batteries
The energy density of Li-ion batteries can be improved by storing charge at high voltages
through the oxidation of oxide ions in the cathode material. However, oxidation of O2 …
through the oxidation of oxide ions in the cathode material. However, oxidation of O2 …