ZnCl2 “Water‐in‐Salt” Electrolyte Transforms the Performance of Vanadium Oxide as a Zn Battery Cathode
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DOI: 10.1002/adfm.201902653
Abstract: Zn batteries potentially offer the highest energy density among aqueous batteries that are inherently safe, inexpensive, and sustainable. However, most cathode materials in Zn batteries suffer from capacity fading, particularly at a low current rate.… read more here.
Keywords: battery cathode; salt electrolyte; capacity; electrolyte ... See more keywords
Strategies in Structure and Electrolyte Design for High‐Performance Lithium Metal Batteries
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DOI: 10.1002/adfm.202009694
Abstract: Lithium metal is the “holy grail” anode for next‐generation high‐energy rechargeable batteries due to its high capacity and lowest redox potential among all reported anodes. However, the practical application of lithium metal batteries (LMBs) is… read more here.
Keywords: metal batteries; lithium; electrolyte; lithium metal ... See more keywords
Interfacial Engineering of Bifunctional Niobium (V)‐Based Heterostructure Nanosheet Toward High Efficiency Lean‐Electrolyte Lithium–Sulfur Full Batteries
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DOI: 10.1002/adfm.202102314
Abstract: High‐efficiency lithium–sulfur (Li–S) batteries depend on an advanced electrode structure that can attain high sulfur utilization at lean‐electrolyte conditions and minimum amount of lithium. Herein, a twinborn holey Nb4N5–Nb2O5 heterostructure is designed as a dual‐functional… read more here.
Keywords: full batteries; lean electrolyte; sulfur; electrolyte ... See more keywords
A Self‐Healable Sulfide/Polymer Composite Electrolyte for Long‐Life, Low‐Lithium‐Excess Lithium‐Metal Batteries
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DOI: 10.1002/adfm.202106680
Abstract: Solid electrolyte‐protected lithium‐metal anodes promise energy‐dense, safe cells. While sulfide solid electrolytes enable facile processability and fast ion transport, they suffer from complex chemo‐mechanical issues, including Li plating‐induced fracture and Li stripping‐induced contact loss. To… read more here.
Keywords: solid electrolyte; composite electrolyte; lithium; electrolyte ... See more keywords
High-Energy Interlayer-Expanded Copper Sulfide Cathode Material in Non-Corrosive Electrolyte for Rechargeable Magnesium Batteries.
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DOI: 10.1002/adma.201905524
Abstract: Rechargeable magnesium batteries (RMB) have been regarded as an alternative to lithium-based batteries because of their abundant elemental resource, high theoretical volumetric capacity, and multi-electron redox reaction without the dendrite formation of magnesium metal anode.… read more here.
Keywords: copper sulfide; energy; cathode; magnesium ... See more keywords
A Garnet-Type Solid-Electrolyte-Based Molten Lithium-Molybdenum-Iron(II) Chloride Battery with Advanced Reaction Mechanism.
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DOI: 10.1002/adma.202000960
Abstract: Solid-electrolyte-based molten-metal batteries have attracted considerable attention for grid-scale energy storage. Although ZEBRA batteries are considered one of the promising candidates, they still have the potential concern of metal particle growth and ion exchange with… read more here.
Keywords: molten lithium; based molten; electrolyte based; solid electrolyte ... See more keywords
Transferring Liquid Metal to form a Hybrid Solid Electrolyte via a Wettability-Tuning Technology for Lithium Metal Anodes.
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DOI: 10.1002/adma.202200181
Abstract: Integrating solid-state electrolyte (SSE) into Li metal anodes has demonstrated a great promise to unleash the high energy density of rechargeable Li metal batteries. However, fabricating a highly cyclable SSE/Li metal anode remains a major… read more here.
Keywords: solid electrolyte; liquid metal; technology; electrolyte ... See more keywords
Highly Stable Halide‐Electrolyte‐Based All‐Solid‐State Li–Se Batteries
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DOI: 10.1002/adma.202200856
Abstract: Solid‐state Li–S and Li–Se batteries are promising devices that can address the safety and electrochemical stability issues that arise from liquid‐based systems. However, solid‐state Li–Se/S batteries usually present poor cycling stability due to the high… read more here.
Keywords: state; halide; solid state; state batteries ... See more keywords
Stable Solid Electrolyte Interphase In Situ Formed on Magnesium‐Metal Anode by using a Perfluorinated Alkoxide‐Based All‐Magnesium Salt Electrolyte
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DOI: 10.1002/adma.202203783
Abstract: Passivation of the Mg anode surface in conventional electrolytes constitutes a critical issue for practical Mg batteries. In this work, a perfluorinated tert‐butoxide magnesium salt, Mg(pftb)2, is codissolved with MgCl2 in tetrahydrofuran (THF) to form… read more here.
Keywords: salt electrolyte; magnesium salt; electrolyte; stable solid ... See more keywords
Enabling High‐Voltage “Superconcentrated Ionogel‐in‐Ceramic” Hybrid Electrolyte with Ultrahigh Ionic Conductivity and Single Li+‐Ion Transference Number
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DOI: 10.1002/adma.202205560
Abstract: High room‐temperature ionic conductivities, large Li+‐ion transference numbers, and good compatibility with both Li‐metal anodes and high‐voltage cathodes of the solid electrolytes are the essential requirements for practical solid‐state lithium‐metal batteries. Herein, a unique “superconcentrated… read more here.
Keywords: ion transference; high voltage; electrolyte; conductivity ... See more keywords
Advanced Nonflammable Organic Electrolyte Promises Safer Li‐Metal Batteries: From Solvation Structure Perspectives
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DOI: 10.1002/adma.202206228
Abstract: Batteries with a Li‐metal anode have recently attracted extensive attention from the battery communities owing to their high energy density. However, severe dendrite growth hinders their practical applications. More seriously, when Li dendrites pierce the… read more here.
Keywords: organic electrolyte; solvation structure; metal batteries; safer metal ... See more keywords