Challenges and Strategies to Advance High‐Energy Nickel‐Rich Layered Lithium Transition Metal Oxide Cathodes for Harsh Operation
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DOI: 10.1002/adfm.202004748
Abstract: Nickel‐rich layered lithium transition metal oxides (LiNi1−x−yCoxMnyO2 and LiNi1−x−yCoxAlyO2, x + y ≤ 0.2) are the most attractive cathode materials for the next generation lithium‐ion batteries for automotive application. However, they suffer from structural/interfacial instability… read more here.
Keywords: rich layered; lithium transition; layered lithium; nickel rich ... See more keywords
Ti‐Based Surface Integrated Layer and Bulk Doping for Stable Voltage and Long Life of Li‐Rich Layered Cathodes
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202009310
Abstract: High‐energy‐density lithium‐rich layered oxides (LLOs) hold the greatest promise to address the range anxiety of electric vehicles. Their application, however, has been prevented by fast voltage decay and capacity fading for years, which mainly originate… read more here.
Keywords: based surface; integrated layer; surface; voltage ... See more keywords
Regulation of both Bulk and Surface Structure by W/S Co‐Doping for Li‐Rich Layered Cathodes with Remarkable Voltage and Capacity Stability
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DOI: 10.1002/adfm.202404044
Abstract: Lithium‐rich layered oxides (LLOs) have gained significant attention due to their high capacity of over 250 mAh g−1, which originates from the charge compensation of oxygen anions activated under high voltage. However, the charge compensation… read more here.
Keywords: rich layered; capacity; stability; surface ... See more keywords
Lattice Engineering toward Extraordinary Structural Stability of High‐Performance Single‐Crystal Li‐Rich Layered Oxides Cathodes
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DOI: 10.1002/adfm.202407692
Abstract: Prevailing Li‐rich layered oxide cathodes (LLOs) possessing with polycrystalline morphology suffer from unsatisfactory cyclic stability due to serious structural failures including irreversible oxygen release, phase transformation, and microcrack, further limiting its commercial application for high‐energy‐density… read more here.
Keywords: lattice engineering; rich layered; llos; stability ... See more keywords
Understanding Voltage Decay and Hysteresis in Li‐Rich Layered Oxide Cathodes
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DOI: 10.1002/adfm.202503578
Abstract: Li‐rich layered oxide cathodes (LLOs) with anionic redox are promising to boost the energy density of lithium batteries beyond 500 Wh kg−1. However, their commercialization has long been hampered by inherent drawbacks, particularly voltage decay… read more here.
Keywords: rich layered; understanding voltage; voltage decay; decay hysteresis ... See more keywords
Composite Nanostructure Construction on the Grain Surface of Li-Rich Layered Oxides.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.201906070
Abstract: Li-rich layered oxides (LLOs) are fascinating high-energy cathodes for lithium-ion batteries (LIBs), but still suffer from critical drawbacks that retard their practical applications. Although surface modification is effective to protect LLOs from structural deterioration, the… read more here.
Keywords: composite nanostructure; surface; layered oxides; rich layered ... See more keywords
Excess-Li Localization Triggers Chemical Irreversibility in Li- and Mn-Rich Layered Oxides.
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DOI: 10.1002/adma.202001944
Abstract: Li- and Mn-rich layered oxides (LMRs) have emerged as practically feasible cathode materials for high-energy-density Li-ion batteries due to their extra anionic redox behavior and market competitiveness. However, sluggish kinetics regions ( read more here.
Keywords: chemical irreversibility; layered oxides; chemistry; irreversibility ... See more keywords
Imitating Architectural Mortise-Tenon Structure for Stable Ni-Rich Layered Cathodes.
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DOI: 10.1002/adma.202301096
Abstract: Ni-rich layered oxides are the most promising cathodes for Li-ion batteries, but chemo-mechanical failures during cycling and large first-cycle capacity loss hinder their applications in high-energy batteries. Herein, by introducing spinel-like mortise-tenon structures into the… read more here.
Keywords: rich layered; mortise tenon; imitating architectural; tenon structures ... See more keywords
Toward Practical Li-Ion Cells With Li/Mn-Rich Layered Oxide Cathodes: A Techno-Economic Perspective on Material and Cell Design.
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DOI: 10.1002/advs.202512467
Abstract: Li/Mn‐rich layered oxide (LMR) cathode active materials offer a pathway towards high specific energy and low‐cost Li ion batteries (LIBs) due to their high practical specific discharge capacity (>250 mAh g−1) at moderate discharge voltages… read more here.
Keywords: rich layered; layered oxide; toward practical; cell ... See more keywords
New Insight into Ni‐Rich Layered Structure for Next‐Generation Li Rechargeable Batteries
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DOI: 10.1002/aenm.201701788
Abstract: An increase in the amount of nickel in LiMO2 (M = Ni, Co, Mn) layered system is actively pursued in lithium-ion batteries to achieve higher capacity. Nevertheless, fundamental effects of Ni element in the three-component… read more here.
Keywords: interslab thickness; layered system; insight rich; new insight ... See more keywords
Eliminating Transition Metal Migration and Anionic Redox to Understand Voltage Hysteresis of Lithium‐Rich Layered Oxides
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DOI: 10.1002/aenm.201903634
Abstract: Lithium‐rich layered oxides are promising candidate cathode materials for the Li‐ion batteries with energy densities above 300 Wh kg−1. However, issues such as the voltage hysteresis and decay hinder their commercial applications. Due to the… read more here.
Keywords: layered oxides; hysteresis; migration; anionic redox ... See more keywords