Topological Protection of Oxygen Redox in Li-Rich Cathodes
Lithium-rich layered oxides (LRLOs) are regarded as promising candidates for next-
generation cathode materials because of their high energy density derived from anionic …
generation cathode materials because of their high energy density derived from anionic …
Oxygen Dimerization as a Defect-Driven Process in Bulk LiNiO2
To explore the possibility of oxygen dimerization─ particularly, the formation of molecular
oxygen-like species─ in the bulk of LiNiO2 lithium ion cathode materials at high states of …
oxygen-like species─ in the bulk of LiNiO2 lithium ion cathode materials at high states of …
New insights into anionic redox in P2-type oxide cathodes for sodium-ion batteries
ZX Huang, K Li, JM Cao, KY Zhang, HH Liu, JZ Guo… - Nano Letters, 2024 - ACS Publications
Manganese/nickel-based layered transition metal oxides have caught the attention of
studies as promising cathodes for sodium-ion batteries (SIBs). It is reported that utilizing both …
studies as promising cathodes for sodium-ion batteries (SIBs). It is reported that utilizing both …
Layered 3d Transition Metal‐Based Oxides for Sodium‐Ion and Lithium‐Ion Batteries: Differences, Links and Beyond
Due to their stable crystal framework, promising energy density, and structural versatility,
layered 3d transition metal oxides have emerged as the preferred cathodes for lithium‐ion …
layered 3d transition metal oxides have emerged as the preferred cathodes for lithium‐ion …
Oxide Acidity Modulates Structural Transformations in Hydrogen Titanates during Electrochemical Li-Ion Insertion
Hydrogen titanates (HTOs) form a diverse group of metastable, layered titanium oxides with
an interlayer containing both water molecules and structural protons. We investigated how …
an interlayer containing both water molecules and structural protons. We investigated how …
Substantial oxygen loss and chemical expansion in lithium-rich layered oxides at moderate delithiation
Delithiation of layered oxide electrodes triggers irreversible oxygen loss, one of the primary
degradation modes in lithium-ion batteries. However, the delithiation-dependent …
degradation modes in lithium-ion batteries. However, the delithiation-dependent …
Oxygen Dimerization-Driven Cation Migration Induces Voltage Hysteresis in Disordered Rocksalt Cathodes
Despite the potential to increase the energy limit of Li-rich cathodes by using oxygen redox,
its practicality has been limited by the accompanying structural changes and voltage …
its practicality has been limited by the accompanying structural changes and voltage …
Degradation, Intrinsic Microstrains, and Phase Structure Engineering in Lithium-Rich Oxide Cathode Materials
Owing to anionic oxygen redox, cathode materials containing lithium-rich oxides (LROs)
exhibit a large discharge capacity exceeding 300 mAh/g. This makes them viable choices for …
exhibit a large discharge capacity exceeding 300 mAh/g. This makes them viable choices for …
Strong Correlation between Ion-Migration Generated Vacancies and Anion Redox Activity in Layered Oxides
The role of dynamically generated vacancies associated with cation migrations in activating
or facilitating the anion redox reaction (ARR) in layered oxides is still unknown. By taking P2 …
or facilitating the anion redox reaction (ARR) in layered oxides is still unknown. By taking P2 …
Boosting Anionic Redox Reactions of Li‐Rich Cathodes through Lattice Oxygen and Li‐Ion Kinetics Modulation in Working All‐Solid‐State Batteries
The use of lithium‐rich manganese‐based oxides (LRMOs) as the cathode in all‐solid‐state
batteries (ASSBs) holds great potential for realizing high energy density over 600 Wh kg− 1 …
batteries (ASSBs) holds great potential for realizing high energy density over 600 Wh kg− 1 …