Strain Engineering of Ni‐Rich Cathode Enables Exceptional Cyclability in Pouch‐Type Full Cells
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202209357
Abstract: Ni‐rich layered oxides are at the forefront of the development of high‐energy Li‐ion batteries, yet the extensive applications are retarded by the deteriorative capacity and thermal instability. Herein, an in situ co‐precipitation strategy is implemented… read more here.
Keywords: rich cathode; strain engineering; pouch type; engineering rich ... See more keywords
Improved Stability of Layered and Porous Nickel‐Rich Cathode Materials by Relieving the Accumulation of Inner Stress
Sign Up to like & getrecommendations! Published in 2019 at "Chemsuschem"
DOI: 10.1002/cssc.201902385
Abstract: The commercial application of high-capacity LiNi0.8 Co0.1 Mn0.1 O2 is impeded by its inferior cycling stability, which has been attributed to structural instability caused by stress accumulation during both calcination and cycling. A porous structure… read more here.
Keywords: rich cathode; nickel rich; stability; accumulation ... See more keywords
Understanding the Insight Mechanism of Chemical-Mechanical Degradation of Layered Co-Free Ni-Rich Cathode Materials: A Review.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202302208
Abstract: Layered Cobalt (Co)-free Nickel (Ni)-rich cathode materials have attracted much attention due to their high energy density and low cost. Still, their further development is hampered by material instability caused by the chemical/mechanical degradation of… read more here.
Keywords: mechanical degradation; rich cathode; free rich; cathode materials ... See more keywords
Effect of stirring environment humidity on electrochemical performance of nickel-rich cathode materials as lithium ion batteries
Sign Up to like & getrecommendations! Published in 2020 at "Ionics"
DOI: 10.1007/s11581-020-03708-0
Abstract: The effect of moisture absorption of the nickel-rich cathode material during the stirring process on electrochemical performance was studied. Studies have shown that the sample stirred in low humidity has better electrochemical performance. At 0.2… read more here.
Keywords: effect; rich cathode; nickel rich; humidity ... See more keywords
Improving the structural stability of Li-rich cathode materials via reservation of cations in the Li-slab for Li-ion batteries
Sign Up to like & getrecommendations! Published in 2017 at "Nano Research"
DOI: 10.1007/s12274-017-1489-3
Abstract: High-capacity Li-rich cathode materials can significantly improve the energy density of lithium-ion batteries, which is the key limitation to miniaturization of electronic devices and further improvement of electrical-vehicle mileage. However, severe voltage decay hinders the… read more here.
Keywords: voltage decay; cathode materials; ion batteries; rich cathode ... See more keywords
Improving the electrochemical performance of Ni-rich cathode material LiNi 0.815 Co 0.15 Al 0.035 O 2 by removing the lithium residues and forming Li 3 PO 4 coating layer
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2016.10.099
Abstract: Abstract Ni-rich cathode materials always suffer from surface lithium residues mainly caused by the reduction of Ni3+ to Ni2+ when exposing to moisture, and severe side reactions between organic electrolyte and highly active Ni4+ when… read more here.
Keywords: coating layer; lithium residues; rich cathode; microscopy ... See more keywords
Electrochemical activation of novel Fe-based Li-rich cathode material for lithium-ion batteries
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.01.161
Abstract: Abstract Li-rich layered oxide has been consistently studied especially due to its high lithium storage capability. Here, Fe-based Li-rich cathode material (Li[Li0.1Fe0.18Ni0.27Mn0.45]O2) with a novel proportion has been successfully synthesized by a simple basic molten… read more here.
Keywords: based rich; cathode; cathode material; rich cathode ... See more keywords
Facile oxidant-assisted treatment to improve the cyclic performance of Li-rich cathode materials
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160814
Abstract: Abstract Li-rich cathode materials for lithium-ion batteries have garnered increased attention owing to their large discharge capacity and high operating voltage. However, rapid voltage attenuation and cycle capacity deterioration hinder the commercial applications of these… read more here.
Keywords: rich cathode; performance; voltage; cathode materials ... See more keywords
Short process for regenerating Mn-rich cathode material with high voltage from mixed-type spent cathode materials via a facile approach
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2018.03.147
Abstract: Abstract Recovering metal values from spent Lithium ion batteries (LIBs) enjoys a great significance in environmental protection and sustainable development of resources. But the application of mixed-type cathode materials in PHEV and EV with high… read more here.
Keywords: cathode materials; cathode; mixed type; cathode material ... See more keywords
LiPO2F2 electrolyte additive for high-performance Li-rich cathode material
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Energy Chemistry"
DOI: 10.1016/j.jechem.2021.01.024
Abstract: Abstract Li-rich layered oxide cathodes have received considerable attention because of the high operating potential and specific capacity. However, the structural instability and parasitic reactions at high potential cause severe degradation of the electrochemical performance.… read more here.
Keywords: rich cathode; performance; lipo2f2 electrolyte; additive high ... See more keywords
Pre-oxidizing the precursors of Nickel-rich cathode materials to regulate their Li+/Ni2+ cation ordering towards cyclability improvements
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2018.06.091
Abstract: Abstract Layered Nickel-rich cathode materials (LiNi0.8Co0.1Mn0.1O2) with high Ni content attract much attention of public owing to their higher specific capacity compared with LiCoO2. However, the rapid capacity fading hinders the commercialization of LiNi0.8Co0.1Mn0.1O2. The… read more here.
Keywords: cation; pre oxidization; rich cathode; nickel rich ... See more keywords