Results 21 to 30 of about 978 (161)

Advances in Safe, Flexible, and Stretchable Batteries for Wearable Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Unlike previous reviews centered on component‐based deformability, this work highlights safety‐driven design strategies for flexible and stretchable batteries. By integrating material‐level engineering, geometry‐controlled structures, biocompatibility, and self‐protection mechanisms, it establishes a unified framework that connects mechanical ...
Hyewon Kang   +4 more
wiley   +1 more source

Improved Capacity Retention of SiO$_{2}$-Coated LiNi$_{0.6}$Mn$_{0.2}$Co$_{0.2}$O$_{2}$ Cathode Material for Lithium-Ion Batteries [PDF]

open access: yes, 2019
Surface degradation of Ni-enriched layered cathode material Li[Ni0.6Mn0.2Co0.2]O2 (NMC622) is the main reason that leads to large capacity decay during long-term cycling. In the frame of this research, an amorphous SiO2 coating was applied onto the
Jahn, Marcus   +4 more
core   +2 more sources

Recent advances on materials for lithium-ion batteries [PDF]

open access: yes, 2021
Environmental issues related to energy consumption are mainly associated with the strong dependence on fossil fuels. To solve these issues, renewable energy sources systems have been developed as well as advanced energy storage systems. Batteries are the
Barbosa, João C.   +3 more
core   +1 more source

Lithium Squarate as Sacrificing Electrolyte Additive for Prelithiation: Case Study in Zero‐Excess Lithium Metal Batteries

open access: yesAdvanced Science, EarlyView.
Active lithium loss (ALL) and capacity fade can be compensated by prelithiation, apparently simple via sacrificing additives e.g., lithium squarates. However, as a cathode additive it ruptures the cathode via gas evolution, while as an electrolyte additive it gets reductively depleted on anode side in course of solid electrolyte interphase (SEI ...
Ibrahim Lawan Abdullahi   +8 more
wiley   +1 more source

Impact of Moisture on the Properties of LiNixCoyMn1-x-yO2 (NMC) Cathodes for Lithium-Ion Batteries [PDF]

open access: yes, 2018
Lithium-ion battery (LIB) are in high demand for portable electronic devices and EV today. Much attention has been paid to cathode material since it governs the energy density of LIB.
Dong, Liang
core  

Redefining the Health Risk of Battery Materials Through a Biologically Transformed Metal Mixture

open access: yesAdvanced Science, EarlyView.
Inhaled NCM particles undergo lysosomal degradation, releasing complex ion mixtures that induce systemic impact. The impact is determined by a critical balance between antagonistic Ni‐Co interactions and synergistic Mn effects. To capture these complexities in risk assessment, we develop an IAI model, ensuring a more accurate quantitative risk ...
Ze Zhang   +11 more
wiley   +1 more source

Multifunctional Phosphate Monomer Enabling LiNO3 Solvation and In Situ Formation of Flame‐Retardant Gel Polymer Electrolyte for High‐Voltage Lithium Metal Batteries

open access: yesAdvanced Science, EarlyView.
A phosphorus‐containing multifunctional monomer is successfully synthesized to simultaneously enable the dissolution of lithium nitrate in ester‐based electrolytes and in situ form a flame‐retardant gel polymer electrolyte (GPE). The formed GPE effectively stabilizes the structures of both the cathode and anode, thereby achieving superior long‐term ...
Lijun Ma   +5 more
wiley   +1 more source

Structural Evolution and Electrochemical Studies of Lithiation/Delithiation in LiNi1-x-yCoxMnyO2 [PDF]

open access: yes, 2017
锂离子电池以其高能量密度、长循环寿命、绿色无污染等优点已广泛应用于各类便携式电子设备中,并且逐渐扩展到新能源汽车、储能与军事应用等领域。进一步提高其能量密度和降低其成本是锂离子电池未来发展的主要方向,而锂离子电池的能量密度极大程度地取决于正极材料种类的选择,因此,需要开发高比能量、低成本的正极材料。 与传统商业化材料LiCoO2、LiFePO4、LiMn2O4相比,三元正极材料LiNi1-x-yCoxMnyO2具有比容量高、价格较低、倍率性能较好等优点,引起了研究者的广泛关注 ...
关小云
core  

Electrochemical Overview: A Summary of ACoxMnyNizO2 and Metal Oxides as Versatile Cathode Materials for Metal-Ion Batteries [PDF]

open access: yes, 2021
Early LiCoO2 research provided the basis for the tremendous commercial success of Li+ batteries since their invention in the early 1990s. Today, LiNiMnCoO2 (Li-NMC) is one of the most widely used batteries in the rapidly evolving electronic vehicle ...
Banks, CE   +3 more
core   +1 more source

Highly Stabilized Ni‐Rich Cathodes Enabled by Artificially Reversing Naturally‐Formed Interface

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
The application of Ni‐rich cathode materials is obstructed by interfacial and structural instability. This work proposes a facile and cost‐effective Al‐based vapor‐phase surface reaction strategy on Ni‐rich cathode to maintain its structural integrity from near‐surface to bulk.
Jinjin Ma   +11 more
wiley   +1 more source

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