Results 21 to 30 of about 2,527,276 (248)

Enhancing surface‐to‐bulk stability of layered Co‐free Ni‐rich cathodes for long‐life Li‐ion batteries

open access: yesBattery Energy, 2023
Layered Co‐free Ni‐rich cathodes are the most cost‐effective for high‐energy‐density Li‐ion batteries (LIBs), yet the structural instability and interfacial side reactions seriously hamper their commercial applications versus the Co‐contained counterpart.
Zhaofeng Yang   +4 more
doaj   +1 more source

Developing high-energy cathodes for Li-ion batteries based on Ni-rich layered oxides [PDF]

open access: yes, 2023
Energy storage in rechargeable batteries is essential for implementing more renewable energy into the global energy mix. Batteries can, for instance, be connected to solar or wind energy systems to handle the intermittency between generation and ...
Pollen, Harald Norrud
core   +1 more source

Revisiting the role of Zr doping in Ni-rich layered cathodes for lithium-ion batteries [PDF]

open access: yes, 2021
The realization of high performance Ni-rich layered cathodes remains a challenge because of the multiple degradation factors that concurrently operate during battery cycling.
Kim, Do-Hoon   +10 more
core   +1 more source

Deciphering the degradation discrepancy in Ni‐rich cathodes with a diverse proportion of [003] crystallographic textures

open access: yesCarbon Energy, 2023
The crystal plane plays a very important role in the properties of Ni‐rich cathodes. [003] crystallographic texture regulation has been proven to improve structural stability, and yet, the discrepancy of particles with different exposed ratios of [003 ...
Lang Qiu   +15 more
doaj   +1 more source

Co-precipitation synthesis of nickel-rich cathodes for Li-ion batteries

open access: yesEnergy Reports, 2022
The preparation of Ni-rich cathode materials is challenging due to the Ni2+ion sensitivity to oxidation during synthesis. The synthesis conditions during the manufacture of Ni-rich materials such as LiNi0.8Mn0.1Co0.1O2 (NMC811) therefore require ...
Thomas Entwistle   +4 more
doaj   +1 more source

Bulk fatigue induced by surface reconstruction in layered Ni-rich cathodes for Li-ion batteries [PDF]

open access: yes, 2021
Ni-rich layered cathode materials are among the most promising candidates for high-energy-density Li-ion batteries, yet their degradation mechanisms are still poorly understood.
Groh, MF   +11 more
core   +1 more source

Nature of the Oxygen-Loss-Induced Rocksalt Layer and Its Impact on Capacity Fade in Ni-Rich Layered Oxide Cathodes [PDF]

open access: yes
In Ni-rich layered oxide cathodes, cycling above the oxygen-loss threshold voltage (∼4.3 V vs Li+/Li) promotes structural transformations at the cathode surface.
Majherova, Veronika   +16 more
core   +8 more sources

Operando visualization of kinetically induced lithium heterogeneities in single-particle layered Ni-rich cathodes

open access: yes, 2022
Understanding how lithium-ion dynamics affect the (de)lithiation mechanisms of state-of-the-art nickel-rich layered oxide cathodes is crucial to improve electrochemical performance.

core   +3 more sources

Application of rare earth elements as modifiers for Ni-rich cathode materials for Li-ion batteries: a mini review

open access: yesFrontiers in Energy Research, 2023
This mini review article summarizes the recent progress in the modification of Ni-rich cathode materials for Li-ion batteries using rare earth elements. Although layered materials with high nickel content are the most promising cathodes due to their high
Magdalena Zybert   +3 more
doaj   +1 more source

Theoretical Insights into High-Entropy Ni-Rich Layered Oxide Cathodes for Low-Strain Li-Ion Batteries

open access: yes, 2023
Ni-rich, Co-free layered oxide cathode materials are promising candidates for next-generation Li-ion batteries due to their high energy density. However, these cathode materials suffer from rapid capacity fading during electrochemical cycling.
Malachi Noked   +5 more
core   +1 more source

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