Oxygen loss in layered oxide cathodes for Li-ion batteries: mechanisms, effects, and mitigation
Layered lithium transition metal oxides derived from LiMO2 (M= Co, Ni, Mn, etc.) have been
widely adopted as the cathodes of Li-ion batteries for portable electronics, electric vehicles …
widely adopted as the cathodes of Li-ion batteries for portable electronics, electric vehicles …
Microscale silicon-based anodes: fundamental understanding and industrial prospects for practical high-energy lithium-ion batteries
To accelerate the commercial implementation of high-energy batteries, recent research
thrusts have turned to the practicality of Si-based electrodes. Although numerous …
thrusts have turned to the practicality of Si-based electrodes. Although numerous …
Nickel‐rich and lithium‐rich layered oxide cathodes: progress and perspectives
Ni‐rich layered oxides and Li‐rich layered oxides are topics of much research interest as
cathodes for Li‐ion batteries due to their low cost and higher discharge capacities compared …
cathodes for Li‐ion batteries due to their low cost and higher discharge capacities compared …
Voltage decay and redox asymmetry mitigation by reversible cation migration in lithium-rich layered oxide electrodes
Despite the high energy density of lithium-rich layered-oxide electrodes, their real-world
implementation in batteries is hindered by the substantial voltage decay on cycling. This …
implementation in batteries is hindered by the substantial voltage decay on cycling. This …
Bridging the academic and industrial metrics for next-generation practical batteries
Batteries have shaped much of our modern world. This success is the result of intense
collaboration between academia and industry over the past several decades, culminating …
collaboration between academia and industry over the past several decades, culminating …
Coupling between oxygen redox and cation migration explains unusual electrochemistry in lithium-rich layered oxides
Lithium-rich layered transition metal oxide positive electrodes offer access to anion redox at
high potentials, thereby promising high energy densities for lithium-ion batteries. However …
high potentials, thereby promising high energy densities for lithium-ion batteries. However …
Origin of voltage decay in high-capacity layered oxide electrodes
Although Li-rich layered oxides (Li1+ x Ni y Co z Mn1− x− y− z O2> 250 mAh g− 1) are
attractive electrode materials providing energy densities more than 15% higher than today's …
attractive electrode materials providing energy densities more than 15% higher than today's …
Persistent and partially mobile oxygen vacancies in Li-rich layered oxides
Increasing the energy density of layered oxide battery electrodes is challenging as
accessing high states of delithiation often triggers voltage degradation and oxygen release …
accessing high states of delithiation often triggers voltage degradation and oxygen release …
A Mechanistic Insight into the Oxygen Redox of Li‐Rich Layered Cathodes and their Related Electronic/Atomic Behaviors Upon Cycling
Li‐rich cathodes are extensively investigated as their energy density is superior to Li
stoichiometric cathode materials. In addition to the transition metal redox, this intriguing …
stoichiometric cathode materials. In addition to the transition metal redox, this intriguing …
Nanostructured anode materials for lithium ion batteries: progress, challenge and perspective
Lithium ion batteries (LIBs) possess energy densities higher than those of the conventional
batteries, but their lower power densities and poor cycling lives are critical challenges for …
batteries, but their lower power densities and poor cycling lives are critical challenges for …