Results 1 to 10 of about 50,833 (218)

A porous 3D-RGO@MWCNT hybrid material as Li–S battery cathode [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2019
In this work, a unique three-dimensional (3D) structured carbon-based composite was synthesized. In the composite, multiwalled carbon nanotubes (MWCNT) form a lattice matrix in which porous spherical reduced graphene oxide (RGO) completes the 3D ...
Yongguang Zhang   +5 more
doaj   +2 more sources

Realizing high‐energy density for practical lithium–sulfur batteries

open access: yesInterdisciplinary Materials, 2023
Lithium–sulfur (Li–S) batteries has emerged as a promising post‐lithium‐ion battery technology due to their high potential energy density and low raw material cost.
Ruopian Fang   +5 more
doaj   +1 more source

An overview of the characteristics of advanced binders for high-performance Li–S batteries

open access: yesNano Materials Science, 2021
The lithium-sulfur battery (Li–S) is a promising energy storage system with many advantages over the commercialized lithium-ion battery. It has a high theoretical capacity of 1675 mAh g−1, a high theoretical energy density (2600 Wh kg−1), and is eco ...
Jun Zhang   +6 more
doaj   +1 more source

Hierarchical porous N,S‐codoped carbon material derived from halogenated polymer for battery applications

open access: yesNano Select, 2021
Herein, a hierarchically porous N, S‐co‐doped carbon material (named as NS‐C) has been efficiently fabricated from halogenated polymer to meet the targets of the low‐cost anode and cathode materials for Li‐based batteries. Thanks to its large N (∼5.4 at.%
Qidong Dang   +6 more
doaj   +1 more source

Interface Engineering of a NASICON-Type Electrolyte Using Ultrathin CuS Film for Lithium Metal Batteries

open access: yesBatteries, 2023
NASICON-type Li1.5Al0.5Ge1.5(PO4)3 (LAGP) is a remarkable solid-state electrolyte due to its high ionic conductivity and excellent air stability. However, the weak LAGP|Li interfacial compatibility (e.g., chemical instability of LAGP with Li metal and ...
Shengnan Zhang   +6 more
doaj   +1 more source

Electrical Modeling and Impedance Spectra of Lithium-Ion Batteries and Supercapacitors

open access: yesBatteries, 2023
In this study, electrical models for cylindrical/pouch-type lithium Li-ion batteries and supercapacitors were investigated, and the impedance spectra characteristics were studied.
Jin-Yong Bae
doaj   +1 more source

Energy-Saving Synthesis of Functional CoS2/rGO Interlayer With Enhanced Conversion Kinetics for High-Performance Lithium-Sulfur Batteries

open access: yesFrontiers in Chemistry, 2022
Lithium sulfur (Li-S) battery has exhibited great application potential in next-generation high-density secondary battery systems due to their excellent energy density and high specific capacity.
Junan Feng   +7 more
doaj   +1 more source

The Comparative Study on the Li-S and Li-ion Batteries Cooperating with the Photovoltaic Array

open access: yesEnergies, 2020
The stationary photovoltaic array can be used to charge the different vehicle batteries and, in parallel, be used as a power source for the utility grid or standalone devices placed such as in campers.
Krystian Siczek   +8 more
doaj   +1 more source

Tunnel Structure Enhanced Polysulfide Conversion for Inhibiting “Shuttle Effect” in Lithium-Sulfur Battery

open access: yesNanomaterials, 2022
The Lithium sulfur (Li-S) battery has a great potential to replace lithium-ion batteries due to its high-energy density. However, the “shuttle effect” of polysulfide intermediates (Li2S8, Li2S6, Li2S4, etc.) from the cathode can lead to rapid capacity ...
Xiaotong Guo   +4 more
doaj   +1 more source

First-Principles Study of Amorphous Al2O3 ALD Coating in Li-S Battery Electrode Design

open access: yesEnergies, 2022
The Li-S battery is exceptionally appealing as an alternative candidate beyond Li-ion battery technology due to its promising high specific energy capacity.
Jake A. Klorman, Qing Guo, Kah Chun Lau
doaj   +1 more source

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