Routes to high-performance layered oxide cathodes for sodium-ion batteries

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(8), P. 4230 - 4301

Published: Jan. 1, 2024

Various optimization strategies are reviewed and summarized to formulate design principles for layered oxide cathodes sodium-ion batteries.

Language: Английский

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Recent Advances in High‐Entropy Layered Oxide Cathode Materials for Alkali Metal‐Ion Batteries

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

Published: Oct. 29, 2024

Abstract Since the electrochemical de/intercalation behavior is first detected in 1980, layered oxides have become most promising cathode material for alkali metal‐ion batteries (Li + /Na /K ; AMIBs) owing to their facile synthesis and excellent theoretical capacities. However, inherent drawbacks of unstable structural evolution sluggish diffusion kinetics deteriorate performance, limiting further large‐scale applications. To solve these issues, novel strategy high entropy has been widely applied oxide cathodes AMIBs recent years. Through multielement synergy stabilization effects, high‐entropy (HELOs) can achieve adjustable activity enhanced stability. Herein, basic concepts, design principles, methods HELO are introduced systematically. Notably, it explores detail improvements on limitations oxides, highlighting latest advances materials field AMIBs. In addition, introduces advanced characterization calculations HELOs proposes potential future research directions optimization strategies, providing inspiration researchers develop areas energy storage conversion.

Language: Английский

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Robust pseudocapacitive Na+ intercalation induced by MoS2 on active Mo2C current collector interface for high areal capacity sodium-ion batteries

Nano Energy, Journal Year: 2024, Volume and Issue: 125, P. 109590 - 109590

Published: April 5, 2024

Language: Английский

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High‐Entropy Oxides for Rechargeable Batteries

Advanced Science, Journal Year: 2024, Volume and Issue: 11(25)

Published: April 22, 2024

Abstract High‐entropy oxides (HEOs) have garnered significant attention within the realm of rechargeable batteries owing to their distinctive advantages, which encompass diverse structural attributes, customizable compositions, entropy‐driven stabilization effects, and remarkable superionic conductivity. Despite brilliance HEOs in energy conversion storage applications, there is still lacking a comprehensive review for both entry‐level experienced researchers, succinctly encapsulates present status challenges inherent HEOs, spanning features, intrinsic properties, prevalent synthetic methodologies, diversified applications batteries. Within this review, endeavor distill characteristics, ionic conductivity, entropy explore practical (lithium‐ion, sodium‐ion, lithium‐sulfur batteries), including anode cathode materials, electrolytes, electrocatalysts. The seeks furnish an overview evolving landscape HEOs‐based cell component shedding light on progress made hurdles encountered, as well serving guidance compositions design optimization strategy enhance reversible stability, electrical electrochemical performance conversion.

Language: Английский

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A Universal Interfacial Reconstruction Strategy Based on Converting Residual Alkali for Sodium Layered Oxide Cathodes: Marvelous Air Stability, Reversible Anion Redox, and Practical Full Cell

Journal of the American Chemical Society, Journal Year: 2024, Volume and Issue: 146(47), P. 32317 - 32332

Published: Nov. 16, 2024

Mn-based layered oxide cathodes have attracted widespread attention due to high capacity and low cost, however, poor air stability, irreversible phase transitions, slow kinetics inhibit their practical application. Here, we propose a universal interfacial reconstruction strategy based on converting residual alkali tunnel Na0.44MnO2 for addressing the above mentioned issue simultaneously, using O3 NaNi0.4Fe0.2Mn0.4O2@2 mol % (NaNFM@NMO) as prototype material. The optimized material exhibits an initial energy density comparable with lithium-ion batteries. reversible anionic redox behavior charge compensation mechanism of NaNFM@NMO were analyzed verified by soft X-ray absorption spectrum in situ spectrum. Due intrinsic stability structure, excellent highly structure evolution cathode are achieved, which confirmed contact angle test, rigorous aging diffraction. More importantly, demonstrates great match nonpresodiated hard carbon anode shows electrochemical performance full cell. Additionally, such could be also applied modify P2-type cathodes, showing superior universality good prospects industrialized production. Overall, proposed improve while remaining bulk stable simultaneously will open up whole new field optimization other electrode materials.

Language: Английский

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Manipulating Local Chemistry and Coherent Structures for High-Rate and Long-Life Sodium-Ion Battery Cathodes

ACS Nano, Journal Year: 2024, Volume and Issue: 18(20), P. 13150 - 13163

Published: May 10, 2024

Layered sodium transition-metal (TM) oxides generally suffer from severe capacity decay and poor rate performance during cycling, especially at a high state of charge (SoC). Herein, an insight into failure mechanisms within high-voltage layered cathodes is unveiled, while two-in-one tactic localization coherent structures devised to improve structural integrity Na+ transport kinetics, elucidated by density functional theory calculations. Elevated Jahn–Teller [Mn3+O6] concentration on the particle surface sodiation, coupled with intense interlayer repulsion adverse oxygen instability, leads irreversible damage near-surface structure, as demonstrated X-ray absorption spectroscopy in situ characterization techniques. It further validated that skeleton substantially strengthened through electronic structure modulation surrounding oxygen. Furthermore, optimized diffusion effectively attainable via regulating intergrown structures, successfully achieved Zn2+ inducer. Greatly, good redox reversibility initial Coulombic efficiency 92.6%, impressive capability (86.5 mAh g–1 70.4% retention 10C), enhanced cycling stability (71.6% after 300 cycles 5C) are exhibited P2/O3 biphasic cathode. believed profound comprehension will herald fresh perspectives develop cathode materials for sodium-ion batteries.

Language: Английский

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An air-stable single-crystal layered oxide cathode based on multifunctional structural modulation for high-energy-density sodium-ion batteries

Science China Chemistry, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 8, 2024

Language: Английский

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Reviving Sodium Tunnel Oxide Cathodes Based on Structural Modulation and Sodium Compensation Strategy Toward Practical Sodium‐Ion Cylindrical Battery

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(41)

Published: Sept. 2, 2024

Abstract As a typical tunnel oxide, Na 0.44 MnO 2 features excellent electrochemical performance and outstanding structural stability, making it promising cathode for sodium‐ion batteries (SIBs). However, suffers from undesirable challenges such as surface residual alkali, multiple voltage plateaus, low initial charge specific capacity. Herein, an internal external synergistic modulation strategy is adopted by replacing part of the Mn with Ti to optimize bulk phase construct Ti‐containing epitaxial stabilization layer, resulting in reduced + transport kinetics improved water/air stability. Specifically, 0.85 0.15 O using water‐soluble carboxymethyl cellulose binder can realize capacity retention rate 94.30% after 1,000 cycles at 2C, stability further verified kilogram large‐up applications. In addition, taking advantage rich content Prussian blue analog (PBA), PBA‐Na 1‐x x composites are designed compensate insufficient oxide matched hard carbon achieve preparation coin full cell 18650 cylindrical battery satisfactory performance. This work enables application oxides SIBs first time promotes commercialization SIBs.

Language: Английский

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High‐abundance and low‐cost anodes for sodium‐ion batteries

Carbon Neutralization, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 27, 2024

Abstract Nowadays, sodium‐ion batteries are considered the most promising large‐scale energy storage systems (EESs) due to low cost and wide distribution of sodium sources as well similar working principle lithium‐ion (LIBs). Therefore, screening suitable materials with high abundance, cost, excellent reliability modified different strategies based on them is key point for development (SIBs). In addition, ideal anodes elements also greatly influence SIB systems, determining application. Herein, recent advances in carbon, iron, manganese, phosphorus‐based various types, such hard iron oxides, manganese red phosphorus, highlighted. The mechanisms structure‐function properties these four types summarized analyzed detail. Considering commercial profits that EESs can bring their suitability mass electrode manufacturing, participation high‐abundance low‐cost Fe, Mn, C, P convincing encouraging.

Language: Английский

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Mn incorporated BiOCl anode for high performance sodium ion batteries

Applied Surface Science, Journal Year: 2025, Volume and Issue: 695, P. 162888 - 162888

Published: March 5, 2025

Language: Английский

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