Results 31 to 40 of about 2,413 (206)

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

Cell 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, Qiang Tian, Yaru Liang, Lingyan Jing, Zhe Hu, Weibo Hua, Akhil Tayal, Weihong Lai, Wanlin Wang, Jian Peng, Yun-Xiao Wang, Jian Liu, Shu-Lei Chou, Gao-Qing (Max) Lu, Huakun Liu, Shi-Xue Dou   +15 more
doaj   +1 more source

Crosslinked Ionomer Gel Separators for Polysulfide Shuttle Mitigation in Magnesium-Sulfur Batteries: Elucidation of Structure-Property Relationships

, 2018
A series of crosslinked ionomer networks of varying poly(ethylene glycol) diacrylate crosslinker chain length, ionic co-monomer chemistry, and co-monomer ratio have been studied for their use as polysulfide shuttle inhibiting separators in magnesium ...
Laura C. Merrill (5614603), Peng He (5614606), Sunil P. Upadhyay (5614609), Sunil P., Upadhyay, Jennifer, Schaefer, Hunter O. Ford (5614600), Peng, He, Jennifer Schaefer (5221166), Laura C., Merrill, Hunter O., Ford   +9 more
core   +2 more sources

S@NiS Hollow Spheres as Cathode Materials for LithiumSulfur Batteries

International 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

International 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

International 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

Effective Polysulfide Adsorption by Double Side Coated Separator in Lithium-Sulfur Batteries

International Journal of Electrochemical Science, 2018
Lithium-sulfur batteries have attracted much attention because of their high specific capacity and energy density. However, the commercialization of lithium-sulfur batteries is limited by low utilization of active materials and excessive capacity decay ...
Yulin Liu, Jing Li, Min Zeng, Xun Xu, Jianna Deng, Jianqiang Guo, Dan Zhao, Jianzhao Yang, Hongru Wang   +8 more
doaj   +1 more source

Reduced polysulfide shuttle in lithium-sulfur batteries using Nafion-based separators

, 2022
S.417-422Nafion-coated polypropylene separator (Celgard 2500) is used as cation-selective membrane for lithium sulfur batteries to suppress polysulfide diffusion enhancing the charge efficiency of the cells especially at low charge/discharge rates.
Kaskel, S., Bauer, I., Brückner, J., Althues, H., Thieme, S.   +4 more
core   +1 more source

Facile Synthesizing Yolk-Shelled Fe₃O₄@Carbon Nanocavities with Balanced Physiochemical Synergism as Efficient Hosts for High-Performance Lithium–Sulfur Batteries

Batteries, 2023
The severe “shuttle effect” of dissolved polysulfide intermediates and the poor electronic conductivity of sulfur cathodes cause capacity decay of lithium–sulfur batteries and impede their commercialization.
Lai Chen, Chenying Zhao, Yun Lu, Lingyi Wan, Kang Yan, Youxiang Bai, Zhiyu Liu, Xulai Yang, Yuefeng Su, Feng Wu   +9 more
doaj   +1 more source

Electrostatic Shield Effect: An Effective Way to Modify Celgard Membrane Separator Used in Lithium-sulfur Battery

International Journal of Electrochemical Science, 2017
As one of the most potential power sources and energy storage systems, the lithium–sulfur battery (LSB) has received intense interest because of its considerable theoretical energy density, lower cost and eco-friendliness.
Chun Xie, Min Xiao, Shuanjin Wang, Dongmei Han, Yuezhong Meng   +4 more
doaj   +1 more source

Review and recent development of lithium-sulfur batteries

Journal of Aeronautical Materials, 2022
Lithium-sulfur battery is a kind of energy storage system with high specific capacity, low production cost and environmental friendliness. It has great development potential and application prospect in portable electronic device energy storage.
YAN Shaojiu, YANG Xiaochen, WANG Chaojun, CHEN Xiang, LIU Jiarang, NAN Wenzheng, LIU Jin   +6 more
doaj   +1 more source