Strong Chemical Interaction between Lithium Polysulfides and Flame-Retardant Polyphosphazene for Lithium-Sulfur Batteries with Enhanced Safety and Electrochemical Performance.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202007549
Abstract: The shuttle effect of lithium polysulfides (LiPS) and potential safety hazard caused by the burning of flammable organic electrolytes, sulfur cathode, and lithium anode seriously limit the practical application of lithium-sulfur (Li-S) batteries. Here, a… read more here.
Keywords: flame retardant; lithium polysulfides; safety; strong chemical ... See more keywords
Unity of Opposites between Soluble and Insoluble Lithium Polysulfides in Lithium–Sulfur Batteries
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202203699
Abstract: Rechargeable batteries based on Li–S chemistry show promise as being possible for next‐generation energy storage devices because of their ultrahigh capacities and energy densities. Research over the past decade has demonstrated that the morphology of… read more here.
Keywords: unity opposites; lithium polysulfides; opposites soluble; soluble insoluble ... See more keywords
Dynamic Liquid Metal Catalysts for Boosted Lithium Polysulfides Redox Reaction
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202204810
Abstract: Designing efficient electrocatalysts with high electroconductivity, strong chemisorption, and superior catalytical efficiency to realize rapid kinetics of the lithium polysulfides (LiPSs) conversion process is crucial for practical lithium–sulfur (Li–S) battery applications. Unfortunately, most current electrocatalysts… read more here.
Keywords: liquid metal; lithium; redox reaction; lithium polysulfides ... See more keywords
A Universal Spinning‐Coordinating Strategy to Construct Continuous Metal–Nitrogen–Carbon Heterointerface with Boosted Lithium Polysulfides Immobilization for 3D‐Printed Li—S Batteries
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202203181
Abstract: Constructing intimate coupling between transition metal and carbon nanomaterials is an effective means to achieve strong immobilization of lithium polysulfides (LiPSs) in the applications of lithium–sulfur (LiS) batteries. Herein, a universal spinning‐coordinating strategy of constructing… read more here.
Keywords: carbon; heterointerface; lithium polysulfides; universal spinning ... See more keywords
Self-Assembled Networks for Regulating Lithium Polysulfides in Lithium-Sulfur Batteries.
Sign Up to like & getrecommendations! Published in 2022 at "ChemSusChem"
DOI: 10.1002/cssc.202201670
Abstract: Inhibiting the shuttle effect caused by soluble lithium polysulfides (LiPSs) is of importance for lithium-sulfur (Li-S) batteries. Here, we report a strategy to construct protective layers by self-assembly networks to regulate the LiPSs. 2,5-dichloropyridine (25DCP)… read more here.
Keywords: lithium sulfur; lithium polysulfides; lithium; self assembled ... See more keywords
The Key Role of N/S Codoped Carbon Dots in Efficient Capture and Conversion of Lithium Polysulfides.
Sign Up to like & getrecommendations! Published in 2024 at "Small"
DOI: 10.1002/smll.202406714
Abstract: The dissolution and shuttle of lithium polysulfides (LiPSs) should be primarily responsible for rapid capacity decay in lithium-sulfur batteries (LSBs), which severely limits sulfur utilization. Introduction of cathode additives that can immobilize and rapidly convert… read more here.
Keywords: lithium; carbon; carbon dots; lithium polysulfides ... See more keywords
Decorating CoSe2 hollow nanospheres on reduced graphene oxide as advanced sulfur host material for performance enhanced lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2019 at "Nano Research"
DOI: 10.1007/s12274-019-2508-3
Abstract: Although lithium-sulfur batteries are one of promising rechargeable energy storage devices, their wide applications are impeded by the lithium polysulfides shuttle effect, low electronic conductivity of the cathode, and sluggish redox reaction kinetics of lithium… read more here.
Keywords: graphene oxide; lithium polysulfides; sulfur batteries; cose2 ... See more keywords
Maximizing catalytically active surface gallium for electrocatalysis of lithium polysulfides in lithium-sulfur batteries by silica@gallium core–shell particles
Sign Up to like & getrecommendations! Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2021.150381
Abstract: Abstract A novel silica@gallium core-shell structure is designed to maximize catalytically active surface gallium for highly efficient electrocatalysis of lithium polysulfides in lithium-sulfur batteries. The fabricated SiO2@Ga/S cathode battery exhibits a high reversible capacity of… read more here.
Keywords: lithium sulfur; lithium polysulfides; surface; electrocatalysis lithium ... See more keywords
Facilitation of lithium polysulfides adsorption by nitrogen doped carbon nanofibers with 3D interconnected pore structures for high-stable lithium-sulfur batteries
Sign Up to like & getrecommendations! Published in 2018 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2018.05.180
Abstract: Abstract Lithium-sulfur battery is one of the most prospective chemistries in secondary energy storage field due to its high energy density and theoretical capacity, but the rapid decay of capacity is still a huge challenge.… read more here.
Keywords: nitrogen doped; doped carbon; lithium polysulfides; lithium sulfur ... See more keywords
A binder-free lithium-sulfur battery cathode using three-dimensional porous g-C3N4 nanoflakes as sulfur host displaying high binding energies with lithium polysulfides
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160629
Abstract: Abstract A binder-free porous graphene like-C3N4 nanoflakes/carbon cloth/sulfur lithium-sulfur battery cathode prepared through a thermal polymerization method is presented. On the basis of the density functional theory calculations on the bonds between g-C3N4 and lithium… read more here.
Keywords: lithium sulfur; lithium polysulfides; cathode; lithium ... See more keywords
Lithium polysulfides immobilization exploiting formate-ion doped polyaniline wrapped carbon for Long cycle life sulfur cathodes via conventional electrode processing
Sign Up to like & getrecommendations! Published in 2020 at "Materials today communications"
DOI: 10.1016/j.mtcomm.2020.101970
Abstract: Abstract Lithium polysulfides shuttling and limited conductive pathways of the host matrix impose limits on the level of sulfur utilization and long cycle life performance of lithium sulfur batteries. However, precisely designed core shell structures… read more here.
Keywords: sulfur; cycle life; long cycle; lithium polysulfides ... See more keywords