Interface engineering toward stable lithium–sulfur batteries

Energy & Environmental Science, Journal Year: 2024, Volume and Issue: 17(4), P. 1330 - 1367

Published: Jan. 1, 2024

The interfaces, interfacial issues, and their impact on lithium–sulfur electrochemistry are overviewed for both coin cells practical batteries.

Language: Английский

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Bridging the gap between academic research and industrial development in advanced all-solid-state lithium–sulfur batteries

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(10), P. 5264 - 5290

Published: Jan. 1, 2024

The energy storage and vehicle industries are heavily investing in advancing all-solid-state batteries to overcome critical limitations existing liquid electrolyte-based lithium-ion batteries, specifically focusing on mitigating fire hazards improving density. All-solid-state lithium-sulfur (ASSLSBs), featuring earth-abundant sulfur cathodes, high-capacity metallic lithium anodes, non-flammable solid electrolytes, hold significant promise. Despite these appealing advantages, persistent challenges like sluggish redox kinetics, metal failure, electrolyte degradation, manufacturing complexities hinder their practical use. To facilitate the transition of technologies an industrial scale, bridging gap between fundamental scientific research applied R&D activities is crucial. Our review will address inherent cell chemistries within ASSLSBs, explore advanced characterization techniques, delve into innovative structure designs. Furthermore, we provide overview recent trends investment from both academia industry. Building understandings progress that has been made thus far, our objective motivate battery community advance ASSLSBs a direction propel industrialized process.

Language: Английский

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Heterojunction‐Accelerating Lithium Salt Dissociation in Polymer Solid Electrolytes

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(50)

Published: Sept. 7, 2023

Abstract The practical application of solid‐state lithium‐metal batteries (SSLMBs) based on polymer solid electrolytes has been hampered by their low ion conductivity and lithium‐dendrite‐induced short circuits. This study innovatively introduces 1D ferroelectric ceramic‐based Bi 4 Ti 3 O 12 ‐BiOBr heterojunction nanofibers (BIT‐BOB HNFs) into poly(ethylene oxide) (PEO) matrix, constructing lithium‐ion conduction highways with “dissociators” “accelerating regions.” BIT‐BOB HNFs, as ceramic fillers, not only can construct long‐range organic/inorganic interfaces transport pathways, but also install regions” for these pathways through the electric dipole layer built‐in field promoting dissociation lithium salts transfer ions. working mechanisms HNFs in matrix are verified experimental tests density functional theory calculations. obtained composite exhibit excellent migration number (6.67 × 10 −4 S cm −1 0.54 at 50 °C, respectively). assembled symmetric battery achieves good cycling stability over 4500 h. LiFePO ||Li full delivers a high Coulombic efficiency (>99.9%) discharge capacity retention rate (>87%) after 2200 cycles. In addition, prepared electrolyte demonstrates potential flexible pouch batteries.

Language: Английский

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Advanced Polymers in Cathodes and Electrolytes for Lithium–Sulfur Batteries: Progress and Prospects

Small, Journal Year: 2024, Volume and Issue: 20(19)

Published: Jan. 28, 2024

Abstract Lithium–sulfur (Li–S) batteries, which store energy through reversible redox reactions with multiple electron transfers, are seen as one of the promising storage systems future due to their outstanding advantages. However, shuttle effect, volume expansion, low conductivity sulfur cathodes, and uncontrollable dendrite phenomenon lithium anodes have hindered further application Li–S batteries. In order solve problems clarify electrochemical reaction mechanism, various types materials, such metal compounds carbon used in Polymers, a class inexpensive, lightweight, electrochemically stable enable construction low‐cost, high‐specific capacity Moreover, polymers can be multifunctionalized by obtaining rich structures molecular design, allowing them applied not only but also binders solid‐state electrolytes optimize performance from perspectives. The most widely areas related polymer applications including cathodes electrolytes, selected for comprehensive overview, relevant mechanisms action different components discussed. Finally, prospects practical batteries presented terms advanced characterization mechanistic analysis.

Language: Английский

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Revisiting the unified principle for the single-atom electrocatalysts in sulfur reduction reaction: from liquid to solid-state electrolytes

Energy & Environmental Science, Journal Year: 2024, Volume and Issue: 17(16), P. 6034 - 6045

Published: Jan. 1, 2024

A new descriptor ( λ ) for lithium polysulfides (LPSs) conversion involving d–p coupling on catalyst surfaces. Our model, validated by DFT calculations and machine-learning algorithms, explains LPSs dynamics improves Li–S battery performance.

Language: Английский

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Alveoli‐Inspired Carbon Cathodes with Interconnected Porous Structure and Asymmetric Coordinated Vanadium Sites for Superior Li−S Batteries

Angewandte Chemie International Edition, Journal Year: 2024, Volume and Issue: 63(25)

Published: April 16, 2024

Accelerating sulfur conversion catalysis to alleviate the shuttle effect has become a novel paradigm for effective Li-S batteries. Although nitrogen-coordinated metal single-atom (M-N

Language: Английский

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Progress in the application of polymer fibers in solid electrolytes for lithium metal batteries

Journal of Energy Chemistry, Journal Year: 2024, Volume and Issue: 92, P. 26 - 42

Published: Jan. 11, 2024

Language: Английский

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Insight into All‐Solid‐State Li–S Batteries: Challenges, Advances, and Engineering Design

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(38)

Published: July 31, 2024

Abstract The advancement of conventional lithium–sulfur batteries (LSBs) is hindered by the shuttle effect and corresponding safety issues. All‐solid‐state (ASSLSBs) substitute liquid electrolytes with solid‐state (SEs) to completely isolate cathode anode, thereby effectively suppressing polysulfide migration growth while significantly enhancing energy density safety. However, development ASSLSBs accompanied several challenges such as formation Li dendrites, electrode degradation, poor interfacial wettability, sluggish reaction kinetics, etc. This review systematically summarizes recent advancements made in ASSLSBs. First, a comprehensive overview research conducted on advanced cathodes utilizing sulfur (S) lithium sulfide (Li 2 S) displayed. Subsequently, SEs are classified discussed that have been implemented Furthermore, issues interfaces anodes analyzed. Finally, based current laboratory advancements, rational design guidelines proposed for each component also presenting four practical recommendations facilitating early commercialization.

Language: Английский

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High Energy Density Aqueous Zinc–Chalcogen (S, Se, Te) Batteries: Recent Progress, Challenges, and Perspective

Advanced Energy Materials, Journal Year: 2023, Volume and Issue: 13(44)

Published: Oct. 11, 2023

Abstract Zinc‐ion batteries with chalcogen‐based (S, Se, Te) cathodes have emerged as a promising candidate for utility‐scale energy storage systems and portable electronics, which attracted rapid attention offer tremendous opportunities owing to their excellent density, on top of the advantages aqueous Zn including cost‐effectiveness, inherent safety, eco‐friendliness. Here, comprehensive overview basic mechanism zinc–chalcogen great intrinsic issues is provided. More detailed recent progress summarized existing challenges strategies are provided well. First, four specific types presented, including: zinc–sulfur, zinc–selenium, zinc–selenium sulfide, zinc–tellurium batteries. Second, remaining within in material preparation, physicochemical properties, battery performance discussed. Meanwhile, series constructive comprehensively put forward optimizing electrochemical performance. Finally, future research perspectives proposed exploration innovation next‐generation green zinc applications.

Language: Английский

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A Fully Amorphous, Dynamic Cross‐Linked Polymer Electrolyte for Lithium‐Sulfur Batteries Operating at Subzero‐Temperatures

Angewandte Chemie International Edition, Journal Year: 2023, Volume and Issue: 63(5)

Published: Dec. 14, 2023

Solid-state lithium-sulfur batteries have shown prospects as safe, high-energy electrochemical storage technology for powering regional electrified transportation. Owing to limited ion mobility in crystalline polymer electrolytes, the battery is incapable of operating at subzero temperature. Addition liquid plasticizer into electrolyte improves Li-ion conductivity yet sacrifices mechanical strength and interfacial stability with both electrodes. In this work, we showed that by introducing a spherical hyperbranched solid Li

Language: Английский

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