Sodium Storage and Electrode Dynamics of Tin–Carbon Composite Electrodes from Bulk Precursors for Sodium‐Ion Batteries
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DOI: 10.1002/adfm.201900790
Abstract: Here, a Sn–C composite material prepared from bulk precursors (tin metal, graphite, and melamine) using ball milling and annealing is reported. The composite (58 wt% Sn and 42 wt% N‐doped carbon) shows a capacity up… read more here.
Keywords: storage; bulk precursors; electrode dynamics; carbon ... See more keywords
FeP Quantum Dots Confined in Carbon‐Nanotube‐Grafted P‐Doped Carbon Octahedra for High‐Rate Sodium Storage and Full‐Cell Applications
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DOI: 10.1002/adfm.201909283
Abstract: Transition metal phosphides (TMPs) possess high theoretical sodium storage capacities, but suffer from poor rate performance, due to their intrinsic low conductivity and large volume expansion upon sodiation/desodiation. Compositing TMPs with carbon materials or downsizing… read more here.
Keywords: sodium storage; carbon; rate; full cell ... See more keywords
In Situ Universal Construction of Thiophosphite/MXene Hybrids via Lewis Acidic Etching for Superior Sodium Storage
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DOI: 10.1002/adfm.202407740
Abstract: Metal thiophosphite has demonstrated promising application potential as an anode material for sodium‐ion batteries. Nevertheless, the intrinsic low electrical conductivity and drastic volume expansion impede its commercialization. Herein, a series of metal thiophosphite/Ti3C2Tx (metal =… read more here.
Keywords: thiophosphite; construction thiophosphite; sodium storage; via lewis ... See more keywords
Promoting Reaction Kinetics and Boosting Sodium Storage Capability via Constructing Stable Heterostructures for Sodium‐Ion Batteries
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DOI: 10.1002/adfm.202412879
Abstract: Constructing heterostructures containing multiple active components is proven to be an efficient strategy for enhancing the sodium storage capability of anode materials in sodium‐ion batteries (SIBs). However, performance enhancement is often attributed to the unclear… read more here.
Keywords: reaction; sodium ion; sodium storage; storage ... See more keywords
Dual‐Bond Confinement Enhanced Polyphosphides Adsorption and Electrochemical Kinetics in Metal Phosphides Anodes for Reversible and Stable Lithium/Sodium Storage
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DOI: 10.1002/adfm.202417253
Abstract: Metal phosphides exhibit high energy densities as hosts for lithium/sodium storage owing to their conversion reaction mechanism. Nevertheless, they typically suffer from inferior reversibility and cyclability because of the dissolution of polyphosphides and sluggish electrochemical… read more here.
Keywords: sodium storage; lithium sodium; dual bond; bond ... See more keywords
Structure Regulation of Hard Carbon with Enriched Semi‐Closed Ultramicropores for Enhanced Rapid Sodium Storage
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DOI: 10.1002/adfm.202508822
Abstract: Regulating the microstructure of hard carbon (HC) anodes has emerged as a popular strategy to enhance the application potential of sodium‐ion batteries (SIBs). However, the low platform capacity and inferior rate property remain significant barriers… read more here.
Keywords: carbon; structure; sodium storage; hard carbon ... See more keywords
Radical‐Mediated Pyrolysis Engineering Multi‐Precursor Hard Carbons with Hierarchical Sodium Storage Architectures
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DOI: 10.1002/adfm.202523497
Abstract: Hard carbon with optimized sodium storage architecture is synthesized through radical‐mediated pyrolysis of low‐cost lignin/asphalt precursors. Spray‐drying followed by instantaneous low‐temperature crosslinking and anaerobic pyrolysis enables covalent C─O─C bridging between asphalt‐derived carbon radicals and lignin… read more here.
Keywords: pyrolysis; precursor; sodium storage; storage ... See more keywords
Enabling Fast Na+ Transfer Kinetics in the Whole‐Voltage‐Region of Hard‐Carbon Anodes for Ultrahigh‐Rate Sodium Storage
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DOI: 10.1002/adma.202109282
Abstract: Efficient electrode materials, that combine high power and high energy, are the crucial requisites of sodium‐ion batteries (SIBs), which have unwrapped new possibilities in the areas of grid‐scale energy storage. Hard carbons (HCs) are considered… read more here.
Keywords: storage; region; transfer kinetics; voltage region ... See more keywords
Tailoring Ultrafast and High‐Capacity Sodium Storage via Binding‐Energy‐Driven Atomic Scissors
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DOI: 10.1002/adma.202200863
Abstract: Controllably tailoring alloying anode materials to achieve fast charging and enhanced structural stability is crucial for sodium‐ion batteries with high rate and high capacity performance, yet remains a significant challenge owing to the huge volume… read more here.
Keywords: high capacity; sodium storage; binding energy; capacity ... See more keywords
Integrating Bi@C Nanospheres in Porous Hard Carbon Frameworks for Ultrafast Sodium Storage
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DOI: 10.1002/adma.202202673
Abstract: Sodium‐ion batteries (SIBs) have emerged as an alternative technology because of their merits in abundance and cost. Realizing their real applications, however, remains a formidable challenge. One is that among the limitations of anode materials,… read more here.
Keywords: integrating nanospheres; sodium storage; nanospheres porous; carbon ... See more keywords
An Ultrathin Nonporous Polymer Separator Regulates Na Transfer Toward Dendrite‐Free Sodium Storage Batteries
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DOI: 10.1002/adma.202203547
Abstract: Sodium storage batteries are one of the ever‐increasing next‐generation large‐scale energy storage systems owing to the abundant resources and low cost. However, their viability is severely hampered by dendrite‐related hazards on anodes. Herein, a novel… read more here.
Keywords: polymer; sodium storage; storage; separator ... See more keywords