In situ formation of Li3N interlayer enhancing interfacial stability of solid-state lithium batteries

Journal of Colloid and Interface Science, Journal Year: 2025, Volume and Issue: 685, P. 595 - 603

Published: Jan. 20, 2025

Language: Английский

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In-situ construction of dual-coated silicon/carbon composite anode for fast-charging Li-ion batteries

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: unknown, P. 158032 - 158032

Published: Nov. 1, 2024

Language: Английский

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Unraveling Inherent Degradation Mechanism of Electrolyte at High-Voltage and the d2sp3 Hybridization Strategy for Non-Flammable 4.8 V LiCoO2 Battery

Published: Jan. 1, 2025

The potential risk of transition metal (TM) ion dissolution is a prevalent issue in nearly all layered oxide cathodes. While the detrimental effects this are widely discussed context cathode material design, implications for electrolyte design receive comparatively less attention. In fact, severe decomposition frequently occurs after TM ions. This phenomenon typically attributed to catalytic However, there lack research that clearly explains destabilization electrolyte. study delves into different interface behaviors between Co3+ and Li+. Near anode surface, significant proportion solvent molecules PF6- ions escape from Li+ solvation sheath, with only small portion contributing formation electrode/electrolyte interface. Subsequently, free reduced, interpolated or deposited anode. contrast, exhibit stronger binding ability than ions, leading challenges desolvation. sheaths demonstrate reduction instability, trapped must be reduced. order mitigate hazard dissolution, fluorinated cathode/electrolyte was applied inhibit Isobutyronitrile (IBN) used capture harmful electrolyte, resulting d2sp3 hybrid orbitals when IBN combines Co3+. stable chelated complex effectively eliminated associated sheaths. developed through hybridization strategy addresses dissolved Co, even 0.1M Co intentionally added LCO batteries utilizing an impressive increase capacity retention, rising 56.6% 84.5% 300 cycles at 4.7 V. Additionally, retention battery 73.3% 200 4.8

Language: Английский

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Recent Strategies for Stabilizing Interfaces in All-solid-state Lithium Metal Batteries

Korean Journal of Chemical Engineering, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 25, 2025

Language: Английский

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Covalent organic frameworks for high-performance rechargeable lithium metal batteries: Strategy, mechanism, and application

Progress in Materials Science, Journal Year: 2025, Volume and Issue: unknown, P. 101455 - 101455

Published: Feb. 1, 2025

Language: Английский

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Co doped-CuS as cathode for high-voltage aqueous Cu-Al hybrid-ion batteries

Electrochimica Acta, Journal Year: 2025, Volume and Issue: unknown, P. 146066 - 146066

Published: March 1, 2025

Language: Английский

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Synergistically In Situ Synthesized Bi₂O₃@Ti₃C₂ Nanocomposite Supported by Density Functional Theory Analysis for Next‐Generation Lithium‐Ion Batteries with High Electrochemical Performance

Energy Technology, Journal Year: 2025, Volume and Issue: unknown

Published: March 31, 2025

The emergence of high‐energy lithium‐ion batteries has raised an urgent need for crucial electrode materials, particularly anode. Nevertheless, a significant obstacle hindering the actual application these technologies is due to occurrence capacity degradation during cycles and subpar rate performance. A hydrothermal approach used easily synthesize bismuth oxide nanocomposite (Bi 2 O 3 @Ti C ) by establishing chemical bonding. Single‐crystal nanoparticles, averaging 80 nm in size, are evenly distributed at Ti nanosheets surface. In comparison agglomerated pristine Bi composite nanostructure enhances porosity electrical conductivity anode material. electrochemical efficiency material remarkable, as evidenced its initial cycling 704 mAh g −1 200 mA current density retention 598 over 100 charge/discharge cycles. high MXene significantly improves overall properties Density functional theory (DFT) calculations X‐ray photoelectron spectroscopy (XPS) measurements have further confirmed that charge transfer active nanoparticles efficiently promoted within such lithiation/delithiation processes. exhibits potential energy storage applications.

Language: Английский

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The design of novel lithium salt additives: 4-benzonitrile-1,3-double (trimethylboric acid) lithium (LBTA) to endow inherent superior stability in high voltage lithium ion batteries

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: unknown, P. 162078 - 162078

Published: April 1, 2025

Language: Английский

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Review—Advances in Rechargeable Lithium-Ion Batteries Utilizing Polyoxometalate-Functionalized Nanocarbon Materials

Journal of The Electrochemical Society, Journal Year: 2024, Volume and Issue: 171(8), P. 080536 - 080536

Published: Aug. 1, 2024

Polyoxometalates (POMs) are inorganic nanoclusters that consist of oxygen and transition metals. These serve as excellent precursors for creating electrode materials contain Additionally, the interaction between POMs carbon substrates produces positive synergistic effects. There has been considerable attention on employing nanostructures (for example nanotubes, graphene, mesoporous carbon) in composite diverse purposes including catalysis, transformation, storage energy, molecular detection, electrical detection. By combining reactive nature with exceptional properties nanostructures, highly desirable features can be achieved. This review delves into extensive use POM/nanocarbon constructing rechargeable lithium-ion batteries, providing an in-depth analysis characteristics techniques employed binding carbon.

Language: Английский

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Garnet and Li29Zr9Nb3O40 Modified PEO‐based Hybrid Solid Electrolytes for All‐solid‐state Lithium Metal Batteries

European Journal of Inorganic Chemistry, Journal Year: 2024, Volume and Issue: 27(24)

Published: June 17, 2024

Abstract Inorganic‐organic hybrid solid electrolytes (HSEs) are an important category of electrolyte materials for solid‐state batterie. It is interest and importance to investigate the influence composition content inorganic fillers on electrochemical performance HSEs. In this paper, we fabricated HSEs using polyethylene oxide (PEO) as matrix incorporating different powders active fillers. A series with contents Ga/Nb co‐substituted garnet (Li 6.35 Ga 0.15 La 3 Zr 1.8 Nb 0.2 O 12 , GN‐LLZO) Y‐doped Li 29 9 40 29.3 8.7 Y 0.3 0.3Y‐LZNO) were carefully designed. The ionic conductivity these PEO‐based studied, their in lithium‐ion batteries LiFePO 4 (LFP) cathode material metal anode evaluated. results showed that HSE addition powders, namely PEO LiTFSI @5 % GN‐LLZO +5 %0.3Y‐LZNO (noted PL3) optimized 2.9×10 −4 S cm −1 at room temperature activation energy E a 0.21 eV. has stability window 4.65 V transfer number 0.242. not only enhanced conductivities HSEs, but also exhibited superior interfacial compatibility electrodes, leading improved cycle LFP/PL3/Li battery configuration.

Language: Английский

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