Design and Functionalization of Lignocellulose‐Derived Silicon‐Carbon Composites for Rechargeable Batteries

Advanced Energy Materials, Год журнала: 2024, Номер unknown

Опубликована: Сен. 30, 2024

Abstract Silicon/carbon (Si/C) composites present great potential as anode materials for rechargeable batteries since the integrate high specific capacity and preferable cycling stability from Si C components, respectively. Functional Si/C based on lignocellulose have attracted wide attention due to advantages lignocellulose, including sustainability property, flexible structural tunability, diverse physicochemical functionality. Although flourishing development of boosts studies lignocellulose‐derived with electrochemical performance, publications that comprehensively clarify design functionalization these high‐profile are still scarce. Accordingly, this review first systematically summarizes recent advances in after a brief clarification about selection sources self extraneous sources. Afterward, strategies, nanosizing, porosification, magnesiothermic reduction material well heteroatom modification material, specifically highlighted. Besides, applications Si/C‐based elaborated. Finally, discusses challenges prospects application energy storage provides nuanced viewpoint regarding topic.

Язык: Английский

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MOF‐derived Carbon‐Based Materials for Energy‐Related Applications

Advanced Materials, Год журнала: 2025, Номер unknown

Опубликована: Янв. 10, 2025

Abstract New carbon‐based materials (CMs) are recommended as attractively active due to their diverse nanostructures and unique electron transport pathways, demonstrating great potential for highly efficient energy storage applications, electrocatalysis, beyond. Among these newly reported CMs, metal–organic framework (MOF)‐derived CMs have achieved impressive development momentum based on high specific surface areas, tunable porosity, flexible structural‐functional integration. However, obstacles regarding the integrity of porous structures, complexity preparation processes, precise control components hinder regulation interface engineering in CMs. In this context, review systematically summarizes latest advances tailored types, processing strategies, energy‐related applications MOF‐derived focuses structure‐activity relationship metal‐free carbon, metal‐doped metallide‐doped carbon. Particularly, intrinsic correlation evolutionary behavior between synergistic interaction micro/nanostructures species with electrochemical performances emphasized. Finally, insights perspectives relevant research presented, future prospects challenges discussed, providing valuable guidance boost high‐performance electrodes a broader range application fields.

Язык: Английский

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Dual template-induced construction of three-dimensional porous SiO2/NC/Co-CNTs heterostructure with highly dispersed active sites for efficient oxygen evolution reaction

Tungsten, Год журнала: 2023, Номер 6(3), С. 585 - 595

Опубликована: Дек. 6, 2023

Язык: Английский

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Rapid Release of Silicon by Ultrafast Joule Heating Generates Mechanically Stable Shell–Shell Si/C Anodes with Dominant Inward Deformation

ACS Nano, Год журнала: 2024, Номер 18(26), С. 17326 - 17338

Опубликована: Июнь 18, 2024

As a promising anode material, silicon–carbon composites encounter great challenges related to internal stress release and contact between the during lithiation. These issues lead material degradation concomitantly rapid capacity decline. Here, we report type of shell–shell (SS-Si/C) composite, which consists carbon shell tightly coated with silicon shell. The mechanical analysis unveils that dominant inward expansion Si is achieved through synergistic effect outer inner hollow structure. Benefiting from well-tailored structure, SS-Si/C exhibits exceptional performance, boasting high specific (1690.3 mA h g–1 after 550 cycles at 0.5 A g–1), areal (2.05 cm–2 more than 400 cm–2), an extended cycling life (1055.6 1000 8 far exceeding commercially available Si/C anodes. Using well-designed anode, full cells assembled LiCoO2 (LCO) or LiFePO4 (LFP) cathodes achieve favorable rate capability cyclic stability. Notably, 6 C (1 = 170 270 for LFP LCO, respectively), these deliver capacities 79.5 64.9 when using LCO LFP, respectively, demonstrating potential anodes practical applications. straightforward safe synthesis method in this work enables rational design structures distinct properties.

Язык: Английский

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Are Sulfide‐Based Solid‐State Electrolytes the Best Pair for Si Anodes in Li‐Ion Batteries?

Advanced Energy Materials, Год журнала: 2024, Номер 14(40)

Опубликована: Авг. 19, 2024

Abstract The integration of Si‐based anodes within sulfide‐based solid electrolyte (SSE) Li‐ion batteries (LIB) has emerged as a promising avenue research and development, attracting increasing interest in recent years. This work comprehensively examines the latest directions major strides this field. It covers key advances design engineering nano‐ micro‐structured Si anode architectures, strategies surface modification. Additionally, it explores impacts external pressure, role binders conductive additives, implications varying particle size. Beyond providing detailed account evolution SSE LIBs, also identifies critical challenges that urgently need addressing. These include electrochemical‐mechanical behavior failure mechanism for structural interface modifications, methods preparing electrodes, advancements high‐performance SSEs, development scalable technologies thin films. Moreover, discusses high‐energy cathodes tailored LIBs. identified priorities are set to offer crucial guidance insights, supporting ongoing investigations innovations dynamic area research.

Язык: Английский

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Advancing high‐performance one‐dimensional Si/carbon anodes: Current status and challenges

Carbon Neutralization, Год журнала: 2024, Номер 3(2), С. 199 - 221

Опубликована: Март 1, 2024

Abstract Silicon (Si) anodes, known for their high capacity, confront obstacles such as volume expansion, the solid–electrolyte interface (SEI) formation, and limited cyclability, driving ongoing research innovative solutions to enhance performance in next‐generation lithium‐ion batteries (LIBs). This comprehensive review explores forefront of one‐dimensional (1D) Si/carbon anodes high‐performance LIBs. delves into cutting‐edge strategies fabricating 1D structures, nanowires, nanotubes, nanofibers, highlighting advantages mitigating enhancing electron/ion transport, bolstering cycling stability. The showcases remarkable achievements anode performance, including exceptional capacity retention, high‐rate capability, prolonged cycle life. Challenges regarding scalability, cost‐effectiveness, long‐term stability are addressed, providing insights path commercialization. Additionally, future directions potential breakthroughs outlined, guiding researchers industries toward harnessing revolutionizing energy storage.

Язык: Английский

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Design of dual carbon encapsulated porous micron silicon composite with compact surface for enhanced reaction kinetics of lithium-ion battery anodes

Journal of Colloid and Interface Science, Год журнала: 2024, Номер 668, С. 459 - 470

Опубликована: Апрель 25, 2024

Язык: Английский

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Three-Dimensional Carbon Nanotubes Buffering Interfacial Stress of the Silicon/Carbon Anodes for Long-Cycle Lithium Storage

ACS Applied Materials & Interfaces, Год журнала: 2024, Номер 16(40), С. 53665 - 53674

Опубликована: Авг. 20, 2024

Silicon/graphite composites show a high specific capacity and improved cycling stability. However, the intrinsic difference between silicon graphite, such as unequal volume expansion lithium-ion diffusion kinetics, causes persistent stress at silicon/graphite interface of electrical isolation region. Herein, carbon nanotubes (CNTs) were successfully introduced into silicon/carbon via ball milling spray drying, which effectively relieved concentration direct contact formed three-dimensional conductive structure. In addition, CNTs amorphous acting "lubricants" further inherent differences graphite. As result, Si/CNTs/G@C-1 anode increased performance rate capability, with reversible up to 465 mAh g

Язык: Английский

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Recent Status, Key Strategies, and Challenging Prospects for Fast Charging Silicon-Based Anodes for Lithium-Ion Batteries

Carbon, Год журнала: 2024, Номер 230, С. 119615 - 119615

Опубликована: Сен. 8, 2024

Язык: Английский

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Well-Dispersed Bi nanoparticles for promoting the lithium storage performance of Si Anode: Effect of the bridging Bi nanoparticles

Journal of Colloid and Interface Science, Год журнала: 2024, Номер 659, С. 611 - 620

Опубликована: Янв. 6, 2024

Язык: Английский

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