A Critical Review on Room‐Temperature Sodium‐Sulfur Batteries: From Research Advances to Practical Perspectives

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(25)

Published: March 8, 2024

Abstract Room‐temperature sodium‐sulfur (RT‐Na/S) batteries are promising alternatives for next‐generation energy storage systems with high density and power density. However, some notorious issues hampering the practical application of RT‐Na/S batteries. Besides, working mechanism under conditions such as sulfur loading, lean electrolyte, low capacity ratio between negative positive electrode (N/P ratio), is essential importance applications, yet significance these parameters has long been disregarded. Herein, it comprehensively reviewed recent advances on Na metal anode, S cathode, separator engineering The discrepancies laboratory research elaborately discussed, endeavors toward applications highlighted, suggestions values crucial rationally proposed. Furthermore, an empirical equation to estimate actual pouch cells proposed first time, making possible evaluate gravimetric conditions. This review aims reemphasize vital bridge gaps applications.

Language: Английский

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Sodium Difluoro(oxalato)borate Additive‐Induced Robust SEI and CEI Layers Enable Dendrite‐Free and Long‐Cycling Sodium‐Ion Batteries

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(37)

Published: April 10, 2024

Abstract Sodium‐ion batteries (SIBs) are a promising candidate for large‐scale energy storage due to the low cost and abundant sodium resources. However, formation of dendrites on surface hard carbon (HC) anodes is most intractable challenge full cells during charging, leading severe performance degradation safety hazards. Here, robust additive‐induced borate fluoride‐rich interphase constructed by introducing difluoro(oxalato)borate (NaDFOB) as additive in ether‐based electrolyte relieve deterioration SIBs. NaDFOB can participate passivation process electrolyte‐electrode interfaces through preferential oxidation reduction DFOB − effectively restrain growth dendrites. Moreover, decomposition dissolution transition metal ions inhibited. Benefiting from that, FeMn‐based Prussian blue (FeMnHCF) || HC cell with negative/positive capacity ratio (N/P ratio) 1.09 displays retention 82.1%, especially N/P 0.96 still demonstrates stable Coulombic efficiency over 99.9% after 500 cycles via using additive. As practical demonstration, designed 18650 display enhanced cycling stability The findings provide insights into inorganic‐rich interfacial layers dendrite‐free

Language: Английский

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Anode‐Free Alkali Metal Batteries: From Laboratory to Practicability

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(44)

Published: May 19, 2024

Abstract Anode‐free alkali metal batteries (AFAMBs) are regarded as the most promising candidates for next‐generation high‐energy systems owing to their high safety, energy density, and low cost. However, restricted supply at cathode, severe dendrite growth, unstable electrode‐electrolyte interface result in Coulombic efficiency severely short cycle life. The optimization strategies mainly based on laboratory‐level coin cells, but effectiveness practical‐level is rarely discussed. This review presents a comprehensive overview of recent developments challenges AFAMBs from laboratory toward practicability. First, advances, major challenges, systematically summarized. More significantly, given vast differences battery structures operating conditions, gap between particularly emphasized this review. In addition, failure mechanisms have been outlined key parameters affecting performance identified. Finally, insightful perspectives practical presented, aiming provide helpful guidance subsequent basic research promote large‐scale commercial applications AFAMBs.

Language: Английский

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Electric Double Layer Regulator Design through a Functional Group Assembly Strategy towards Long‐Lasting Zinc Metal Batteries

Angewandte Chemie International Edition, Journal Year: 2024, Volume and Issue: 63(30)

Published: May 7, 2024

Abstract Regulating the electric double layer (EDL) structure of zinc metal anode by using electrolyte additives is an efficient way to suppress interface side reactions and facilitate uniform deposition. Nevertheless, there are no reports investigating proactive design EDL‐regulating before start experiments. Herein, a functional group assembly strategy proposed for modulating EDL, thereby realizing long‐lasting anode. Specifically, screening ten common groups, N, N‐dimethyl‐1H‐imidazole‐1‐sulfonamide (IS) designed assembling imidazole group, characterized its high adsorption capability on anode, sulfone which exhibits strong binding with Zn 2+ ions. Benefiting from functionalization IS molecules occupy position H 2 O in inner Helmholtz forming molecular protective inhibit O‐induced reactions. Meanwhile, IS, acting as site , promotes de‐solvation ions, facilitating compact Consequently, utilization significantly extending cycling stability Zn||Zn Zn||NaV 3 8 ⋅ 1.5H full cell. This study offers innovative approach EDL regulators high‐performance batteries.

Language: Английский

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Sodium-Ion Batteries: Applications and Properties

Batteries, Journal Year: 2025, Volume and Issue: 11(2), P. 61 - 61

Published: Feb. 6, 2025

With the growing interest in reducing CO2 emissions to combat climate change, humanity is turning green or renewable sources of electricity. There are numerous issues associated with development these sources. One key aspects energy their problematic controllability, namely control production over time. Renewable also recycling, utilization different geographical zones, environmental impact within required area, and so on. most discussed today, however, question efficient use produced from several approaches storing energy, e.g., supercapacitors, flywheels, batteries, PCMs, pumped-storage hydroelectricity, flow batteries. In commercial sector, mainly due acquisition costs, options narrowed down only one concept: using an electrochemical storage device—batteries. Nowadays, lithium-ion batteries (LIBs) widespread battery type. Despite many advantages LIB technology, availability materials needed for costs must be considered. Thus, this type not very ideal large-scale stationary applications. Sodium-ion (SIBs) considered promising alternatives LIBs field storage, as sodium (Na) abundant alkali metal Earth’s crust, cell manufacturing process SIBs similar that LIBs. Unfortunately, considering physical properties Na, electrode materials, electrolytes, on, required. have come a long way since they were discovered. This review discusses latest developments regarding used SIB technology.

Language: Английский

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Interfacial Spinel Local Interlocking Strategy Toward Structural Integrity in P3 Oxide Cathodes

ACS Nano, Journal Year: 2024, Volume and Issue: 18(20), P. 12945 - 12956

Published: May 8, 2024

P3-layered transition oxide cathodes have garnered considerable attention owing to their high initial capacity, rapid Na+ kinetics, and less energy consumption during the synthesis process. Despite these merits, practical application is hindered by substantial capacity degradation resulting from unfavorable structural transformations, Mn dissolution migration. In this study, we systematically investigated failure mechanisms of P3 cathodes, encompassing dissolution, migration, irreversible P3–O3′ phase transition, culminating in severe collapse. To address challenges, proposed an interfacial spinel local interlocking strategy utilizing P3/spinel intergrowth as a proof-of-concept material. As result, demonstrated enhanced cycling performance. The effectiveness suppressing migration maintaining structure was validated through depth-etching X-ray photoelectron spectroscopy, absorption situ synchrotron-based diffraction. This engineering presents promising avenue for development advanced cathode materials sodium-ion batteries.

Language: Английский

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Electric Double Layer Regulator Design through a Functional Group Assembly Strategy towards Long‐Lasting Zinc Metal Batteries

Angewandte Chemie, Journal Year: 2024, Volume and Issue: 136(30)

Published: May 7, 2024

Abstract Regulating the electric double layer (EDL) structure of zinc metal anode by using electrolyte additives is an efficient way to suppress interface side reactions and facilitate uniform deposition. Nevertheless, there are no reports investigating proactive design EDL‐regulating before start experiments. Herein, a functional group assembly strategy proposed for modulating EDL, thereby realizing long‐lasting anode. Specifically, screening ten common groups, N, N‐dimethyl‐1H‐imidazole‐1‐sulfonamide (IS) designed assembling imidazole group, characterized its high adsorption capability on anode, sulfone which exhibits strong binding with Zn 2+ ions. Benefiting from functionalization IS molecules occupy position H 2 O in inner Helmholtz forming molecular protective inhibit O‐induced reactions. Meanwhile, IS, acting as site , promotes de‐solvation ions, facilitating compact Consequently, utilization significantly extending cycling stability Zn||Zn Zn||NaV 3 8 ⋅ 1.5H full cell. This study offers innovative approach EDL regulators high‐performance batteries.

Language: Английский

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Construction of robust solid-electrolyte interphase via electrode additive for high-performance Sn-based anodes of sodium-ion batteries

Energy storage materials, Journal Year: 2024, Volume and Issue: 67, P. 103334 - 103334

Published: March 1, 2024

Alloy-based Sn anode for sodium-ion batteries has attracted tremendous attention due to its low working voltage, high specific capacity, and good availability. Its application is hindered, however, by inferior cycling stability huge volume changes unstable solid-electrolyte interphase (SEI) film. Herein, tetraphenylphosphonium bis(trifluoromethanesulfonyl)imide (TPPTFSI) introduced into the electrode spontaneously adsorbed on surfaces of commercial microparticles (μ-Sn) improve electrochemical performance anode. In first cycle, TPP+ component TPPTFSI decomposes form an organic SEI film, thereby enhancing flexibility. Meanwhile, TFSI− converted inorganic constituent SEI, improving robustness ionic conductivity. Therefore, μ-Sn enhanced significantly. The modified electrode, TPPTFSI-Sn, delivers a capacity 619.7 mAh g−1 after 2000 cycles at 2.0 A g−1, while control sample can only survive 30 cycles. Importantly, full cell also exhibits excellent performance, including rate stability. simple operation remarkable improvement indicate promising prospects this strategy advanced electrodes in SIBs.

Language: Английский

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A Thermally Robust Biopolymeric Separator Conveys K⁺ Transport and Interfacial Chemistry for Longevous Potassium Metal Batteries

ACS Nano, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 15, 2025

Potassium metal batteries (KMBs) hold promise for stationary energy storage with certain cost and resource merits. Nevertheless, their practicability is greatly handicapped by dendrite-related anodes, the target design of specialized separators to boost anode safety in its nascent stage. Here, we develop a thermally robust biopolymeric separator customized via solvent-exchange amino-siloxane decoration strategy render durable safe KMBs. Through experimental investigation theoretical computation, reveal that optimized porosity surface functionalization could manage ion transport interfacial chemistry, thereby enabling efficient K+ diffusion favorable solid electrolyte interphase achieve prolonged cycling stability (over 3000 h). The thus-assembled full cell retains 80% initial capacity after 400 cycles at 0.5 A g–1. heat-proof property designed further demonstrated. Our separator, affording multifunctional features, provides an appealing solution circumvent instability issues associated potassium batteries.

Language: Английский

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Synergistic Dual-Polar-Functionalized Metal–Organic Framework-Modified Separator for Stable and High-Performance Sodium Metal Batteries

ACS Nano, Journal Year: 2025, Volume and Issue: unknown

Published: April 15, 2025

Sodium metal, regarded as an ideal anode material for high-energy-density rechargeable sodium metal batteries (SMBs), faces critical challenges, such sluggish Na+ transport kinetics and uncontrolled dendritic growth, which severely hinder its cycling stability practical applications. Herein, the well-designed, multifunctional separator, UFS2@GF, constructed using metal-organic frameworks functionalized with fluorinated (-F) sulfonic acid (-SO3H) groups, synergistically provides more nucleation sites deposition, thereby reducing overpotential achieving uniform deposition. The inorganic-rich solid electrolyte interphase induced by UFS2 facilitates a flux enhances charge transfer efficiency. Structural characterization density functional theory calculations further demonstrate that introduction of abundant sodiophilic provided -F -SO3H significantly energy barriers migration within framework, leading to higher transference number, superior ionic conductivity, accelerated ion transport. Because these synergistic effects, symmetric cell UFS2@GF achieves stable performance, enabling over 2500 h at 0.25 mA cm-2 while delivering excellent specific capacity 87.3 g-1 10C in Na∥Na3V2(PO4)3 cells. These results highlight role group strategies addressing limitations SMBs.

Language: Английский

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