Results 11 to 20 of about 6,770 (239)

Electrotunable liquid sulfur microdroplets. [PDF]

open access: yes, 2020
Manipulating liquids with tunable shape and optical functionalities in real time is important for electroactive flow devices and optoelectronic devices, but remains a great challenge.
Brongersma, Mark L   +17 more
core   +2 more sources

Understanding the Impedance Response of Lithium Polysulfide Symmetric Cells [PDF]

open access: yesSmall Science, 2021
Lithium–sulfur (Li–S) batteries are highly considered for next‐generation energy storage due to their ultrahigh theoretical energy density of 2600 Wh kg−1. The conversion reactions between lithium polysulfides (LiPSs) constitute the core process in working Li–S batteries.
Yun-Wei Song   +6 more
openaire   +3 more sources

Advanced chemical strategies for lithium–sulfur batteries: A review

open access: yesGreen Energy & Environment, 2018
Lithium–sulfur (LiS) battery has been considered as one of the most promising rechargeable batteries among various energy storage devices owing to the attractive ultrahigh theoretical capacity and low cost.
Xiaojing Fan   +4 more
doaj   +1 more source

Polyisoprene Captured Sulfur Nanocomposite Materials for High-Areal-Capacity Lithium Sulfur Battery [PDF]

open access: yes, 2019
A polyisoprene-sulfur (PIPS) copolymer and nano sulfur composite material (90 wt % sulfur) is synthesized through inverse vulcanization of PIP polymer with micrometer-sized sulfur particles for high-areal-capacity lithium sulfur batteries.
Fang, C   +7 more
core   +1 more source

Long Cycle Life Organic Polysulfide Catholyte for Rechargeable Lithium Batteries

open access: yesAdvanced Science, 2020
Organic compounds with active sites for lithiation can be used as electrode materials for lithium batteries. Their tunable structures allow a variety of materials to be made and investigated. Herein, a spectrum of dipyridyl polysulfides (Py2Sx, 3 ≤ x ≤ 8)
Dan‐Yang Wang   +3 more
doaj   +1 more source

Polysulfide Speciation and Migration in Catholyte Lithium−Sulfur Cells [PDF]

open access: yesChemPhysChem, 2022
AbstractSemi‐liquid catholyte Lithium−Sulfur (Li−S) cells have shown to be a promising path to realize high energy density energy storage devices. In general, Li−S cells rely on the conversion of elemental sulfur to soluble polysulfide species. In the case of catholyte cells, the active material is added through polysulfide species dissolved in the ...
Sadd M., Agostini M., Xiong S., Matic A.
openaire   +2 more sources

Edge Engineering in 2D Molybdenum Disulfide: Simultaneous Regulation of Lithium and Polysulfides for Stable Lithium–Sulfur Batteries

open access: yesAdvanced Energy & Sustainability Research, 2021
Polysulfides shuttling and lithium dendrite growth are two challenges confronting lithium–sulfur batteries (LSBs). Herein, edge engineering of 2D transition metal dichalcogenides (TMDs) is proposed to simultaneously address these two issues.
Xiaoliang Yu   +7 more
doaj   +1 more source

Encapsulating Sulfur Into Nickel Decorated Hollow Carbon Fibers for High-Performance Lithium-Sulfur Batteries

open access: yesFrontiers in Energy Research, 2021
Due to the high specific energy density, lithium-sulfur batteries (LSBs) have great potential in energy storage devices for electric vehicle and electronic equipment.
Dongdong Yu   +3 more
doaj   +1 more source

The synergetic effect of lithium polysulfide and lithium nitrate to prevent lithium dendrite growth [PDF]

open access: yesNature Communications, 2015
Lithium metal has shown great promise as an anode material for high-energy storage systems, owing to its high theoretical specific capacity and low negative electrochemical potential. Unfortunately, uncontrolled dendritic and mossy lithium growth, as well as electrolyte decomposition inherent in lithium metal-based batteries, cause safety issues and ...
Li, Weiyang   +6 more
openaire   +4 more sources

A zero dimensional model of lithium-sulfur batteries during charge and discharge [PDF]

open access: yes, 2015
Lithium-sulfur cells present an attractive alternative to Li-ion batteries due to their large energy density, safety, and possible low cost. Their successful commercialisation is dependent on improving their performance, but also on acquiring sufficient ...
Marinescu, M, Offer, G, Zhang, T
core   +1 more source

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