دورية أكاديمية

A Lithium-Sulfur Battery Using Binder-Free Graphene-Coated Aluminum Current Collector.

التفاصيل البيبلوغرافية
العنوان: A Lithium-Sulfur Battery Using Binder-Free Graphene-Coated Aluminum Current Collector.
المؤلفون: Brehm W; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Marangon V; Department of Chemical and Pharmaceutical Sciences, University of Ferrara, Via Fossato di Mortara 17, 44121 Ferrara, Italy.; Istituto Italiano di Tecnologia, Via Morego 30, 16163 Genoa, Italy., Panda J; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Thorat SB; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Del Rio Castillo AE; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Bonaccorso F; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Pellegrini V; BeDimensional S.p.A., Lungotorrente Secca 30r, 16163 Genoa, Italy., Hassoun J; Department of Chemical and Pharmaceutical Sciences, University of Ferrara, Via Fossato di Mortara 17, 44121 Ferrara, Italy.; Istituto Italiano di Tecnologia, Via Morego 30, 16163 Genoa, Italy.
المصدر: Energy & fuels : an American Chemical Society journal [Energy Fuels] 2022 Aug 18; Vol. 36 (16), pp. 9321-9328. Date of Electronic Publication: 2022 Jul 28.
نوع المنشور: Journal Article
اللغة: English
بيانات الدورية: Publisher: The Society Country of Publication: United States NLM ID: 100971627 Publication Model: Print-Electronic Cited Medium: Print ISSN: 0887-0624 (Print) Linking ISSN: 08870624 NLM ISO Abbreviation: Energy Fuels Subsets: PubMed not MEDLINE
أسماء مطبوعة: Original Publication: Washington, D.C. : The Society, c1987-
مستخلص: Lithium-sulfur battery of practical interest requires thin-layer support to achieve acceptable volumetric energy density. However, the typical aluminum current collector of Li-ion battery cannot be efficiently used in the Li/S system due to the insulating nature of sulfur and a reaction mechanism involving electrodeposition of dissolved polysulfides. We study the electrochemical behavior of a Li/S battery using a carbon-coated Al current collector in which the low thickness, the high electronic conductivity, and, at the same time, the host ability for the reaction products are allowed by a binder-free few-layer graphene (FLG) substrate. The FLG enables a sulfur electrode having a thickness below 100 μm, fast kinetics, low impedance, and an initial capacity of 1000 mAh g S -1 with over 70% retention after 300 cycles. The Li/S cell using FLG shows volumetric and gravimetric energy densities of 300 Wh L -1 and 500 Wh kg -1 , respectively, which are values well competing with commercially available Li-ion batteries.
Competing Interests: The authors declare no competing financial interest.
(© 2022 The Authors. Published by American Chemical Society.)
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تواريخ الأحداث: Date Created: 20220826 Latest Revision: 20220827
رمز التحديث: 20221213
مُعرف محوري في PubMed: PMC9394755
DOI: 10.1021/acs.energyfuels.2c02086
PMID: 36016761
قاعدة البيانات: MEDLINE
الوصف
تدمد:0887-0624
DOI:10.1021/acs.energyfuels.2c02086