Dimensional Strategies for Bridging the Research Gap between Lab‐Scale and Potentially Practical All‐Solid‐State Batteries: The Role of Sulfide Solid Electrolyte Films

Advanced Energy Materials, Год журнала: 2023, Номер 13(32)

Опубликована: Июль 11, 2023

Abstract The absence of liquid components in all‐solid‐state batteries (ASSBs) based on sulfide solid electrolytes (SSEs) significantly impacts manufacturing processes and performance, particularly concerning mechanical properties evolution. SSE films play vital roles this context. This review provides a comprehensive analysis film design strategies, emphasizing their significance the cell assembly operation practical ASSBs. Essential are examined, including SSEs, binders, scaffold or substrate materials, key characteristics related to ASSB addressed, such as conduction properties, electrochemical stability, properties. Various fabricated using different binders materials explored through slurry‐casting solvent‐free methods, ASSBs employing with diverse form factors presented, ability operate under low‐pressure conditions. Additionally, importance establishing test protocols for assessing performance metrics is highlighted strategies enabling Li metal anodes introduced. By deepening understanding electrochemo‐mechanical phenomena engineering ASSBs, it anticipated that gap between lab‐scale research goals can be bridged leverage hybridization various compositions immiscible nature solid‐state materials.

Язык: Английский

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Advanced Crosslinked Solid Polymer Electrolytes: Molecular Architecture, Strategies, and Future Perspectives

Advanced Energy Materials, Год журнала: 2024, Номер unknown

Опубликована: Сен. 17, 2024

Abstract Solid‐state batteries (SSBs) have attracted much attention for high‐energy‐density and high‐safety energy storage devices. Solid polymer electrolytes (SPEs) emerged as a critical component in the advancement of SSBs, owing to compelling advantages strong molecular structure‐designability, low cost, easy manufacturing, no liquid leakage. However, linear SPEs usually room‐temperature ionic conductivity due crystallization, melting at high temperature. Thus, crosslinked been proposed that chemical bonding between internal molecule chains can maintain solid state expand operational temperature, disrupt regularity segment, diminish crystalline degree, leading an enhancement conductivity. Furthermore, integration functional groups within SPE network significantly augment electrochemical performance SPEs. Herein, according structure, are categorized into four types: simple network, AB polymers (ABCP), semi‐interpenetrating (semi‐IPN), interpenetrating (IPN), then structure features disadvantages commonly used these types reviewed. In addition, with self‐healing, flame‐retardant, degradable, recyclability introduced. Finally, challenges prospects summarized, hoping provide guidance design future.

Язык: Английский

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Low-Cost Halide Electrolytes Li_2+xHf_1–xFe_xCl₆ with Superior Ionic Conductivities for All-Solid-State Lithium–Metal Based Batteries

ACS Sustainable Chemistry & Engineering, Год журнала: 2024, Номер 12(18), С. 7012 - 7025

Опубликована: Апрель 24, 2024

All-solid-state batteries (ASSBs) employing inorganic solid electrolytes have been considered as promising candidates for next generation energy storage owing to their intrinsic safety performance and high density. Designing highly ionically conductive (electro)chemically stable utilizing cost-effective materials is of vital importance the development practical ASSBs. Herein, we report a series new lithium-conducting superionic halides Li2+xHf1–xFexCl6 that are free rare-earth elements with ionic conductivities up 0.91 mS cm–1 at 30 °C by aliovalent substitution low-cost earth-abundant Fe elements. By means complementary characterization techniques bond-valence site (BVSE) calculations, gain insights into influence doping engineering on local structural environment underlying lithium-ion transport properties Fe3+-substituted Li2HfCl6. Importantly, it demonstrated prevalently existent distortion octahedral structure redistribution lithium ion induced strongly benefits properties. Notably, formation infinitely 3D connected migration pathways comprised directly face-sharing octahedron along c direction revealed analysis theoretical calculations. Additionally, oxidation tolerance Li2HfCl6, fabricated bulk-type ASSBs uncoated LiCoO2 deliver an outstanding electrochemical performance.

Язык: Английский

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Polyester-enhanced poly (cyclic carbonate-fluoride)-based polymer electrolyte for stable circulating solid lithium batteries

Chemical Engineering Journal, Год журнала: 2024, Номер 490, С. 151780 - 151780

Опубликована: Апрель 29, 2024

Язык: Английский

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Regulating Interfacial Wettability for Fast Mass Transfer in Rechargeable Metal-Based Batteries

ACS Nano, Год журнала: 2025, Номер unknown

Опубликована: Фев. 26, 2025

The interfacial wettability between electrodes and electrolytes could ensure sufficient physical contact fast mass transfer at the gas-solid-liquid, solid-liquid, solid-solid interfaces, which improve reaction kinetics cycle stability of rechargeable metal-based batteries (RMBs). Herein, engineering multiphase interfaces is summarized from electrolyte electrode aspects to promote interface rate durability RMBs, illustrates revolution that taking place in this field thus provides inspiration for future developments RMBs. Specifically, review presents principle macro- microscale summarizes emerging applications concerning effect on Moreover, deep insight into development provided outlook. Therefore, not only insights but also offers strategic guidance modification optimization toward stable electrode-electrolyte

Язык: Английский

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Fundamentals, Status and Promise of Li‐Rich Layered Oxides for Energy‐Dense Li‐Ion Batteries

Small, Год журнала: 2025, Номер unknown

Опубликована: Март 17, 2025

Abstract Li‐ion batteries (LIBs) are the dominant electrochemical energy storage devices in global society, which cathode materials key components. As a requirement for higher energy‐dense LIBs, Li‐rich layered oxides (LLO) cathodes that can provide specific capacity urgently needed. However, LLO still face several significant challenges before bringing these to market. In this Review, fundamental understanding of is described, with focus on physical structure‐electrochemical property relationships. Specifically, various strategies toward reversible anionic redox discussed, highlighting approaches take basic structure battery into account. addition, application all‐solid‐state and consider prospects assessed.

Язык: Английский

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Perspectives on Li Dendrite Penetration in Li₇La₃Zr₂O₁₂‐Based Solid‐State Electrolytes and Batteries: Materials, Interfaces, and Charge Transfer

Advanced Energy Materials, Год журнала: 2023, Номер 14(10)

Опубликована: Дек. 11, 2023

Abstract Garnet‐type Li 7 La 3 Zr 2 O 12 (LLZO) solid‐state electrolytes have gained significant attention as one of the most promising electrolyte candidates for high‐energy‐density energy storage devices due to their superior stability and high ionic conductivity. However, problem lithium (Li) dendrite penetration into LLZO hinders practical application in metal batteries (SSLMBs). Multidisciplinary evaluations are carried out understand mechanism penetration. Herein, formation evolution different types dendrites within reviewed. The process is addressed from perspectives material design, Li/LLZO interfacial adaptability, charge transfer process. On this basis, recent efforts solutions inhibiting LLZO, including stabilizing phase densification techniques, modifications, grain boundary manipulations, summarized. It expected that in‐depth understanding corresponding will provide a systemic guideline toward development LLZO‐based commercialization ultra‐stable SSLMBs.

Язык: Английский

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Pentafluorobenzene boronic acid with strong Lewis acidity for the modification of PEO-based polymer electrolytes

Journal of Materials Chemistry A, Год журнала: 2024, Номер 12(10), С. 5768 - 5777

Опубликована: Янв. 1, 2024

PFBBA modifies PEO-based electrolytes by endowing B atoms with stronger Lewis acidity and forming a LiF/Li–B–O rich SEI film.

Язык: Английский

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PEO‐Based Solid‐State Polymer Electrolytes for Wide‐Temperature Solid‐State Lithium Metal Batteries

Small, Год журнала: 2024, Номер unknown

Опубликована: Ноя. 26, 2024

Abstract Developing solid‐state lithium metal batteries with wide operating temperature range is important in future. Polyethylene oxide (PEO)‐based electrolytes are extensively studied for merits including superior flexibility and low glass transition temperature. However, ideal usage temperatures conventional PEO‐based between 60 65 °C, unequable degrades their electrochemical performances at high (≤25 °C ≥80 °C). Herein, modification methods of PEO low, especially wide‐temperature applications reviewed based on detailed analyses mechanisms involved its different temperatures. First, shortcomings solid due to influence pointed out. Second, existing strategies summarized detail from three aspects high, temperatures, application derivatives or chain segment treatment PEO, addition fillers, other such as reasonable regulation salts, introduction functional layers metal‐organic frameworks (MOFs) covalent organic (COFs). Finally, a summary description electrolyte research development trends provided. The review aims offer some guidance the creation wider working ranges.

Язык: Английский

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Multi-layered electrolytes for solid-state lithium batteries

Next Energy, Год журнала: 2023, Номер 1(3), С. 100042 - 100042

Опубликована: Июль 25, 2023

Solid-state lithium batteries are promising candidates for improving battery safety and boosting energy density. However, the application of both typical solid-state electrolytes, inorganic ceramic/glass organic polymer facing their respective inherent challenges, including large interfacial resistance unwanted reactions narrow electrochemical stability windows electrolytes. The design multi-layer such as inorganic/inorganic, inorganic/polymer polymer/polymer structures, provides a viable solution to these issues by effectively widening window, which exhibits unparallel advantages in with help non-diffusible characteristic Given extensive research progress reported, this paper reviews latest advancements electrolytes categorizes them into inorganic-based, polymer-based composite-based systems. Each is discussed separately, focusing on rationales, functional mechanisms, performances, residual challenges. In addition, meet requirements practical applications, potential strategies further development also briefly presented.

Язык: Английский

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