Regulating the Hidden Solvation‐Ion‐Exchange in Concentrated Electrolytes for Stable and Safe Lithium Metal Batteries
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DOI: 10.1002/aenm.202000901
Abstract: Lithium–sulfur batteries are attractive for automobile and grid applications due to their high theoretical energy density and the abundance of sulfur. Despite the significant progress in cathode development, lithium metal degradation and the polysulfide shuttle… read more here.
Keywords: concentrated electrolytes; ion exchange; solvation ion; lithium ... See more keywords
Sodium dual-ion batteries with concentrated electrolytes.
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DOI: 10.1002/cssc.202201583
Abstract: Na-based dual-ion batteries (DIBs) are a class of post-lithium technology with advantages including extremely fast charging, cost-effectiveness and high natural abundance of raw materials. Operating up to high voltages (~5.0 V), the decomposition of classic… read more here.
Keywords: ion batteries; concentrated electrolytes; dual ion; batteries concentrated ... See more keywords
Potential of Mean Force and Underscreening of Polarizable Colloids in Concentrated Electrolytes.
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DOI: 10.1021/acs.nanolett.5c01541
Abstract: This study uses advanced numerical methods to estimate the mean force potential (PMF) between charged, polarizable colloidal particles in dense electrolytes. We observe that when the Debye screening length, λD, is below the hydrated ion… read more here.
Keywords: force underscreening; concentrated electrolytes; underscreening polarizable; mean force ... See more keywords
Concentrated electrolytes stabilize bismuth–potassium batteries† †Electronic supplementary information (ESI) available. See DOI: 10.1039/c8sc01848k
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DOI: 10.1039/c8sc01848k
Abstract: A 5 molar concentrated electrolyte effectively stabilizes bismuth–potassium batteries due to its elevated resistance to electrochemical reduction. read more here.
Keywords: bismuth potassium; potassium batteries; concentrated electrolytes; electrolytes stabilize ... See more keywords
Unraveling the origin of reductive stability of super-concentrated electrolytes from first principles and unsupervised machine learning
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DOI: 10.1039/d2sc04025e
Abstract: Developing electrolytes with excellent electrochemical stability is critical for next-generation rechargeable batteries. Super-concentrated electrolytes (SCEs) have attracted great interest due to their high electrochemical performances and stability. Previous studies have revealed changes in solvation structures… read more here.
Keywords: super concentrated; unsupervised machine; concentrated electrolytes; machine learning ... See more keywords
Prevention of Electrolyte Degradation in Lithium–Oxygen Batteries Using Highly Concentrated Electrolytes
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DOI: 10.3390/app151810233
Abstract: Lithium–oxygen battery performance is limited by the instability of the electrolytes. Herein, it is shown that highly concentrated DMSO and DMF electrolytes improved resistance to degradation compared to lower electrolyte concentrations. Gravimetric capacities of DMSO-based… read more here.
Keywords: dmf; degradation; lithium oxygen; concentrated electrolytes ... See more keywords