Advancements and Challenges in Solid-State Battery Technology: An In-Depth Review of Solid Electrolytes and Anode Innovations

Batteries, Год журнала: 2024, Номер 10(1), С. 29 - 29

Опубликована: Янв. 17, 2024

The primary goal of this review is to provide a comprehensive overview the state-of-the-art in solid-state batteries (SSBs), with focus on recent advancements solid electrolytes and anodes. paper begins background evolution from liquid electrolyte lithium-ion advanced SSBs, highlighting their enhanced safety energy density. It addresses increasing demand for efficient, safe storage applications like electric vehicles portable electronics. A major part analyzes electrolytes, key SSB technology. classifies as polymer-based, oxide-based, sulfide-based, discussing distinct properties application suitability. also covers anode materials exploring lithium metal, silicon, intermetallic compounds, focusing capacity, durability, compatibility electrolytes. challenges integrating these materials, interface stability dendrite growth. This includes discussion latest analytical techniques, experimental studies, computational models understand improve anode–solid interface. These are crucial tackling interfacial resistance ensuring SSBs’ long-term efficiency. Concluding, suggests future research development directions, potential revolutionizing technologies. serves vital resource academics, researchers, industry professionals battery technology development. offers detailed technologies shaping future, providing insights into current solutions rapidly evolving field.

Язык: Английский

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Poly(vinyl butyrate) Esters as Stable Polymer Matrix for Solid-State Li-Metal Batteries

ACS Energy Letters, Год журнала: 2025, Номер unknown, С. 579 - 587

Опубликована: Янв. 2, 2025

Li-metal-based batteries are considered as the next alternative to Li-ion owing their high specific capacity and energy density. Alleviating use of liquid electrolytes, solid-state using polymer electrolytes have gained vast attention. However, Li-metal major concerns regarding non-total suppression dendrites reactivity Li metal with certain polymers like polycaprolactones polycarbonates, having main chain ester groups which alternatives PEO-based matrices. Herein we designed a robust matrix, namely, poly(vinyl butyrate) starting from biodegradable that is highly stable metal, appreciable ionic conductivity single-ion conducting properties. A first approach has been made on these types matrices not only introduces modified architecture for dry ester-based but also shows unprecedented improvement in electrolyte performance batteries.

Язык: Английский

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Poly(p-Phenylene Benzobisoxazole) Nanofiber: A Promising Nanoscale Building Block Toward Extremely Harsh Conditions

ACS Nano, Год журнала: 2025, Номер unknown

Опубликована: Янв. 6, 2025

Since the invention and commercialization of poly(

Язык: Английский

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Advances in Sulfide Solid–State Electrolytes for Lithium Batteries

Energy storage materials, Год журнала: 2025, Номер unknown, С. 104018 - 104018

Опубликована: Янв. 1, 2025

Язык: Английский

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Ultrafast Li‐Rich Transport in Composite Solid‐State Electrolytes

Advanced Materials, Год журнала: 2025, Номер unknown

Опубликована: Янв. 31, 2025

Solid-state lithium (Li) metal batteries (SSLMBs) have garnered considerable attention due to their potential for high energy density and intrinsic safety. However, widespread development has been hindered by the low ionic conductivity of solid-state electrolytes. In this contribution, a novel Li-rich transport mechanism is proposed achieve ultrafast Li-ion conduction in composite By incorporating cation-deficient dielectric nanofillers into polymer matrices, it found that negatively charged cation defects effectively intensify adsorption Li ions, resulting concentration enrichment on surface fillers. More importantly, these formed layers are interconnected establish continuous networks. The electrolyte exhibited remarkably ion activation (0.17 eV) achieved an unprecedented approaching 1 × 10⁻3 S cm⁻1 at room temperature. Li||LiNi0.8Co0.1Mo0.1O2 full cells demonstrated extended cycling life over 200 cycles with capacity retention 70.7%. This work provides fresh insight improving constructing networks, paving way high-performance SSLMBs.

Язык: Английский

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Nonflammable in situ PDOL‐based gel polymer electrolyte for high‐energy‐density and high safety lithium metal batteries

Carbon Neutralization, Год журнала: 2024, Номер 3(3), С. 386 - 395

Опубликована: Апрель 22, 2024

Abstract Due to its high energy density and low interface impedance, in situ polymerized gel electrolytes were considered as a promising electrolyte candidate for lithium metal batteries (LMBs). In this work, new flame‐retardant was prepared via ring‐opening polymerization of DOL TEP. The PDOL–TEP exhibits excellent room temperature ionic conductivity (0.38 mS cm −1 ), wide electrochemical window (4.4 V), Li + transference number (0.57), enhanced safety. Thus, the NCM811||Li cells with exhibit cycle stability (82.7% capacity retention rate after 300 cycles at 0.5 C) performance (156 119 mAh g 1 C). Furthermore, phosphorus radicals decomposed from TEP can combine hydrogen block combustion reaction. This work provides an effective method preparation solid‐state LMBs voltage, density,

Язык: Английский

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Photo‐Assisted Bifunctional Cathodes with Lower Energy Gap and Broadened Light Absorbing Region for Lithium‐Ion Batteries – Extended Conjugation Through Customization

Advanced Functional Materials, Год журнала: 2024, Номер unknown

Опубликована: Май 6, 2024

Abstract High‐performance optoelectronic bifunctional cathode materials may simultaneously seize and store solar energy in lithium‐ion batteries to boost their storage capacity. However, such photoactive cathodes with typical intrinsic features are generally limited for UV light applications offer poor sunlight harvesting which results lower density. Here, the assembly of two oligomers, poly(vat blue 6) (PVB6) 6 sulfide) (PVB6S) is reported, through polymerization extend conjugated structure organic small molecules. These oligomers effectively employed as photo‐assisted batteries. The extended narrows gap, promoting exciton dissociation expanding absorption region. PVB6S possesses a narrow gap 1.565 eV, discharge‐specific capacity battery enhanced from 203 411 mAh g −1 under illumination, approximately twice original This demonstrates charge separation cell, synergistically contributes rational design complementary enhances performance

Язык: Английский

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Half-Covered ‘Glitter-Cake’ AM@SE Composite: A Novel Electrode Design for High Energy Density All-Solid-State Batteries

Nano-Micro Letters, Год журнала: 2025, Номер 17(1)

Опубликована: Янв. 28, 2025

Abstract All-solid-state batteries (ASSBs) are pursued due to their potential for better safety and high energy density. However, the density of cathode ASSBs does not seem be satisfactory low utilization active materials (AMs) at loading. With small amount solid electrolyte (SE) powder in cathode, poor electrochemical performance is often observed contact loss non-homogeneous distribution AMs SEs, leading tortuosity limitation lithium electron transport pathways. Here, we propose a novel design that can achieve volumetric 1258 Wh L −1 AM content 85 wt% by synergizing merits AM@SE core–shell composite particles with conformally coated thin SE shell prepared from mechanofusion process particles. The structure an intimate guarantees ionic conduction pathway while unharming electronic conduction. In addition, play role filler reduces packing porosity electrode as well between separator layer. systematic demonstration optimization may provide understanding guidance on electrodes density, capacity, ultimately

Язык: Английский

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Fluorine-Doped Li₇La₃Zr₂O₁₂ Fiber-Based Composite Electrolyte for Solid-State Lithium Batteries with Enhanced Electrochemical Performance

ACS Applied Materials & Interfaces, Год журнала: 2024, Номер 16(24), С. 31191 - 31200

Опубликована: Июнь 6, 2024

Garnet-based electrolytes with high ionic conductivity and excellent stability against lithium metal anodes are promising for commercial applications in solid-state batteries (SSLBs). However, the further development of SSLBs is inhibited by issues such as low uncontrolled dendrite growth. Herein, we report synthesis fluorine-doped Li7La3Zr2O12 (LLZO-F0.2) fibers electrospinning subsequent calcination at temperatures. The solid composite electrolyte LLZO-F0.2 exhibits an 5.37 × 10–4 S cm–1 a lithium-ion transference number 0.61 room temperature. Meanwhile, it lower resistance more uniform stripping deposition symmetric cells. full cell LiFePO4 cathode rate capability cycling 800 cycles 0.5 C discharge specific capacity retention 97.7%. This fibrous garnet-type provides viable option preparing high-performance SSLBs.

Язык: Английский

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Self-healing solid-state polymer electrolytes for high-safety and long-cycle lithium-ion batteries

Materials Today, Год журнала: 2024, Номер 78, С. 181 - 208

Опубликована: Июль 15, 2024

Язык: Английский

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