Results 21 to 30 of about 1,361 (213)

Liquid electrolyte design for metal‐sulfur batteries: Mechanistic understanding and perspective

open access: yesEcoMat, 2021
Metal‐sulfur batteries have received intensive research attention owing to their potential to achieve higher energy density and lower cost than conventional Li‐ion batteries.
Qingli Zou, Yi‐Chun Lu
doaj   +1 more source

BiFeO3 Coupled Polysulfide Trapping in C/S Composite Cathode Material for Li-S Batteries as Large Efficiency and High Rate Performance

open access: yesEnergies, 2021
We demonstrated the efficient coupling of BiFeO3 (BFO) ferroelectric material within the carbon–sulfur (C-S) composite cathode, where polysulfides are trapped in BFO mesh, reducing the polysulfide shuttle impact, and thus resulting in an improved cyclic ...
Balram Tripathi   +4 more
doaj   +1 more source

Hollow Fe3O4 Spheres as Efficient Sulfur Host for Advanced Electrochemical Energy Storage

open access: yesInternational Journal of Electrochemical Science, 2019
Among various electrochemical energy storage systems, Li-S batteries are one of the most promising candidates. However, the application of Li-S batteries is mainly hindered by the shuttle effect of soluble polysulfide.
Yanhua Wang, Jianying Tong, Kefeng Xie
doaj   +1 more source

Pt3Ni@C Composite Material Designed and Prepared Based on Volcanic Catalytic Curve and Its High-Performance Static Lithium Polysulfide Semiliquid Battery

open access: yesNanomaterials, 2021
There are many challenges for the Static lithium polysulfide semiliquid battery in its commercial application, such as poor stability of the cathode material and further amplification of the lithium polysulfide shuttle effect.
Ying Wang   +13 more
doaj   +1 more source

Carpet-like TiO2 Nanofiber Interlayer as Advanced Absorber for High Performance Li-S batteries

open access: yesInternational Journal of Electrochemical Science, 2019
It is evident that the polysulfide will take place the shuttle effect between the cathode and anode in the Li-S battery. This is proved by many experiment studies in the past decades. Therefore, the most efficient method for improving the electrochemical
Pengfei Huang, Yinwei Wang
doaj   +1 more source

Electrochemical release of catalysts in nanoreactors for solid sulfur redox reactions in room-temperature sodium-sulfur batteries

open access: yesCell Reports Physical Science, 2021
Summary: Electrocatalysis-assisted entrapment of polysulfide while ensuring efficient nucleation of Na2S holds the key to addressing the shuttle effect and sluggish kinetics of polysulfide in room-temperature (RT) Na/S batteries.
Zichao Yan   +15 more
doaj   +1 more source

S@NiS Hollow Spheres as Cathode Materials for LithiumSulfur Batteries

open access: yesInternational Journal of Electrochemical Science, 2019
Severe capacity fading substantially hinders the employment of lithium-sulfur batteries in the electric vehicles. This is primarily due to the shuttle effect of the polysulfide in the electrolyte. Therefore, the most efficient method to improve the cycle
Bing Che, Dong Wang, Xiaochun Xu
doaj   +1 more source

Hollow NiCo2O4 Nanofibers as Sulphur Host Materials for High-Performance Lithium-Sulphur Batteries

open access: yesInternational Journal of Electrochemical Science, 2020
Cobaltate plays an important role in many applications, such as photocatalysis and water purification. However, few works have reported about the employment of cobaltate in energy storage systems.
Yunfeng Lin, Yigao Miao
doaj   +1 more source

Ti4O7 Layer Coated Sulfur Composite as High-Performance Cathode Material for Lithium-Sulfur Battery

open access: yesInternational Journal of Electrochemical Science, 2019
The application of Li-S battery is hindered mainly due to the shuttle effect of the polysulfide, which is produced via discharge process. Most recently, metal oxides are applied for inhibiting this shuttle effect.
Zhao Jinguo, Liu Shoufa
doaj   +1 more source

Cations Mediate Lithium Polysulfide Adsorption in Metal-Organic Framework Coatings for Lithium-Sulfur Batteries [PDF]

open access: yes, 2023
Lithium-sulfur (Li-S) batteries are one promising alternative to Li-ion batteries due to their higher theoretical specific capacity and energy density. However, several technical challenges such as polysulfide shuttling remain.
V. Sara, Thoi   +3 more
core   +1 more source

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