Critical review on cathode electrolyte interphase towards stabilization for sodium-ion batteries

Nano Energy, Journal Year: 2024, Volume and Issue: 128, P. 109814 - 109814

Published: May 31, 2024

Language: Английский

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Advanced Ether‐Based Electrolytes for Lithium‐ion Batteries

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: July 14, 2024

Abstract Lithium‐ion batteries (LIBs) have emerged as vital elements of energy storage systems permeating every facet modern living, particularly in portable electronic devices and electric vehicles. However, with the sustained economic social development, new‐generation LIBs high density, wide operating temperature range, fast charge, safety are eagerly expected, while conventional ethylene carbonate (EC)‐based electrolytes fail to satisfy corresponding requirements. Comparatively, ether‐based electrolyte fascinating properties recently been revived fields, many advanced exciting performances under developed. This review provides an extensive overview latest breakthroughs concerning applied intercalation cathodes. To systematically outline progression electrolytes, this is categorized from perspective anodes follows: i) graphite anode‐based LIBs; ii) silicon iii) lithium metal LIBs.

Language: Английский

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Electrolyte Design Strategies to Construct Stable Cathode‐Electrolyte Interphases for High‐Voltage Sodium‐Ion Batteries

Advanced Energy Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 2, 2025

Abstract Elevating the working voltage of sodium‐ion batteries is crucial for expanding their application scenarios. However, as operating these increases, interfacial stability existing electrolytes becomes inadequate to meet demands high‐voltage cathode materials. Along with interaction interface, electrolyte trends be decomposed forming an interphase between and electrolyte, which plays essential role in performance batteries. This review systematically focuses on reconstruction cathode‐electrolyte maintaining via various strategies at high range. The state‐of‐the‐art characterization techniques modeling approaches associated are also discussed. From perspective design, focus solvent molecule manipulation, solute ion regulation solvation‐ion interaction. By summarizing constructing a stable CEI cathode, this aims provide new insights into achieving

Language: Английский

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Sulfur-Containing Inorganic-Rich Interfacial Chemistry Empowers Advanced Sodium-Ion Full Batteries

ACS Energy Letters, Journal Year: 2024, Volume and Issue: 9(8), P. 4111 - 4118

Published: July 29, 2024

Sodium-ion batteries (SIBs) with abundant sodium resources have been considered to be competitive candidates for large-scale energy storage systems. However, undesirable instability of the electrode/electrolyte interface (EEI) at electrode surface in a commercial ester-based electrolyte results unsatisfactory electrochemical performance SIBs. Herein, robust sulfur-containing inorganic-rich EEI is simultaneously constructed on both Prussian blue (PB) cathode and hard carbon (HC) anode via film-forming additive, named sulfolane (SL). SL largely participates inner Na+ sheath, weakening coordination Na+-solvent accelerated desolvation inducing additive-derived interfacial chemistry. These merit improved reversible capacity, rate performance, cycling stability HC||PB full cell SL-containing electrolyte. More importantly, pouch delivers high capacity retention 78.3% after 500 cycles, demonstrating feasibility This work provides valuable guidance develop chemistry advanced

Language: Английский

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Novel sulfur-based electrolyte additive for constructing high-quality sulfur-containing electrode-electrolyte interphase films in sodium-ion batteries

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 489, P. 151188 - 151188

Published: April 10, 2024

Language: Английский

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Dual‐Anionic Coordination Manipulation Induces Phosphorus and Boron‐Rich Gradient Interphase Towards Stable and Safe Sodium Metal Batteries

Angewandte Chemie International Edition, Journal Year: 2024, Volume and Issue: unknown

Published: Oct. 4, 2024

High-voltage sodium metal batteries (SMBs) present a viable pathway towards high-energy-density sodium-based due to the competitive cost advantage and abundant supply of resources. However, they still suffer from severe capacity decay induced by notorious decomposition electrolyte under high voltage unstable cathode/electrolyte interphase (CEI). In addition, reactivity Na flammable electrolytes push SMBs their safety limits. Herein, special dual-anion aggregated

Language: Английский

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Revisiting Ether Electrolytes for High-Voltage Sodium-Ion Batteries

Energy storage materials, Journal Year: 2024, Volume and Issue: unknown, P. 103815 - 103815

Published: Sept. 1, 2024

Language: Английский

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Synergistic Modulation of Solid– and Cathode–Electrolyte Interphase via a Lithium Salt Additive toward Stable Sodium Metal Batteries

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

Published: Jan. 17, 2025

Constructing feasible sodium metal batteries (SMBs) faces complex challenges in stabilizing cathodes and anodes. It is imperative, but often underemphasized, to simultaneously regulate the solid-electrolyte interphase (SEI) counter dendrite growth cathode-electrolyte (CEI) mitigate cathode deterioration. Herein, we introduce lithium 2-trifluoromethyl-4,5-dicyanoimidazolide (LiTDI) as an efficacious additive a carbonate-based electrolyte extend cycle lifespan of full SMBs: capacity retention reaches 77.8% after 8000 cycles at room temperature 74.3% 5000 50 °C. Cryogenic transmission electron microscopy characterization reveals that LiTDI promotes formation inorganics-condensed SEI CEI. The former inhibits continuous decomposition ensures homogeneous plating, while latter shields from transition dissolution. This study highlights crucial role both anodes SMBs, it provides insights into designing functional additives for synergistic modulation

Language: Английский

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Rational Screening of Siloxane Molecules as Electrolyte Additives for High‐Temperature Sodium‐Ion Batteries

Angewandte Chemie International Edition, Journal Year: 2025, Volume and Issue: unknown

Published: March 9, 2025

Sodium-ion batteries hold great promise for large-scale energy storage but face significant challenges at extreme temperatures. Especially high temperatures, side reactions and electrode dissolution are exacerbated by repeated cycling. It is, therefore, essential to optimize the electrolyte formulation. Here, a series of siloxane molecules screened boost high-temperature performance anode materials in SIBs. Octamethyltrisiloxane (MDM), as result this screening, prefers interact with anions due unique electron-donating Si→CH3. This association then weakens P─F bond facilitates formation NaF-rich solid interphase. Additionally, MDM inhibits hydrolysis PF6 -, reducing deleterious species electrolyte. Therefore, commercial Sn microparticles show reversible capacity 752 mAh g-1 60 °C after 750 cycles 2 A g-1, much better than case without MDM. exceeds reported data an additive also improves Bi hard carbon. The results provide useful guidance rational selection additives sodium-ion batteries.

Language: Английский

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High‐Voltage Cathode Materials for Sodium‐Ion Batteries: Advances and Challenges

Small, Journal Year: 2025, Volume and Issue: unknown

Published: April 17, 2025

Abstract Sodium‐ion batteries (SIBs) gain attention as a promising, cost‐effective, and resource‐abundant alternative, especially for large‐scale energy storage. Cathode materials play pivotal role in improving the electrochemical performance of SIBs, with high‐voltage cathodes providing enhanced density rate capacity, making SIBs suitable high‐power applications. Common cathode materials, such layered transition metal oxides, polyanionic compounds, Prussian blue analogs, each offer unique benefits. However, these face challenges under conditions, phase transitions, cation migration, oxygen loss, electrolyte degradation. This review discusses strategies to address challenges, including elemental doping, surface coatings, modified synthesis methods, interfacial adjustments, all aimed at enhancing stability materials. Here also explores how full‐cell design optimizations can further improve power density. By analyzing material degradation failure modes, this offers insights into development stable, high‐performance better safety broader application potential storage technologies.

Language: Английский

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