{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Lee BJ"],"funding":["National Research Foundation of Korea (NRF)","U.S. Department of Energy (DOE)"],"pagination":["4629"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9360432"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["13(1)"],"pubmed_abstract":["Lithium-sulfur batteries have theoretical specific energy higher than state-of-the-art lithium-ion batteries. However, from a practical perspective, these batteries exhibit poor cycle life and low energy content owing to the polysulfides shuttling during cycling. To tackle these issues, researchers proposed the use of redox-inactive protective layers between the sulfur-containing cathode and lithium metal anode. However, these interlayers provide additional weight to the cell, thus, decreasing the practical specific energy. Here, we report the development and testing of redox-active interlayers consisting of sulfur-impregnated polar ordered mesoporous silica. Differently from redox-inactive interlayers, these redox-active interlayers enable the electrochemical reactivation of the soluble polysulfides, protect the lithium metal electrode from detrimental reactions via silica-polysulfide polar-polar interactions and increase the cell capacity. Indeed, when tested in a non-aqueous Li-S coin cell configuration, the use of the interlayer enables an initial discharge capacity of about 8.5 mAh cm<sup>-2</sup> (for a total sulfur mass loading of 10 mg cm<sup>-2</sup>) and a discharge capacity retention of about 64 % after 700 cycles at 335 mA g<sup>-1</sup> and 25 °C."],"journal":["Nature communications"],"pubmed_title":["Development of high-energy non-aqueous lithium-sulfur batteries via redox-active interlayer strategy."],"pmcid":["PMC9360432"],"funding_grant_id":["2016M1A2A2937137","DE-AC02-06CH11357","2019R1A2C2086770"],"pubmed_authors":["Zuo XB","Zhao C","Xu GL","Amine K","Liu X","Lee BJ","Kang TH","Li T","Yu JS","Park HY","Jung Y","Yu JH","Kang J","Xu W"],"additional_accession":[]},"is_claimable":false,"name":"Development of high-energy non-aqueous lithium-sulfur batteries via redox-active interlayer strategy.","description":"Lithium-sulfur batteries have theoretical specific energy higher than state-of-the-art lithium-ion batteries. However, from a practical perspective, these batteries exhibit poor cycle life and low energy content owing to the polysulfides shuttling during cycling. To tackle these issues, researchers proposed the use of redox-inactive protective layers between the sulfur-containing cathode and lithium metal anode. However, these interlayers provide additional weight to the cell, thus, decreasing the practical specific energy. Here, we report the development and testing of redox-active interlayers consisting of sulfur-impregnated polar ordered mesoporous silica. Differently from redox-inactive interlayers, these redox-active interlayers enable the electrochemical reactivation of the soluble polysulfides, protect the lithium metal electrode from detrimental reactions via silica-polysulfide polar-polar interactions and increase the cell capacity. Indeed, when tested in a non-aqueous Li-S coin cell configuration, the use of the interlayer enables an initial discharge capacity of about 8.5 mAh cm<sup>-2</sup> (for a total sulfur mass loading of 10 mg cm<sup>-2</sup>) and a discharge capacity retention of about 64 % after 700 cycles at 335 mA g<sup>-1</sup> and 25 °C.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Aug","modification":"2025-04-05T08:55:57.913Z","creation":"2025-04-05T08:55:57.913Z"},"accession":"S-EPMC9360432","cross_references":{"pubmed":["35941110"],"doi":["10.1038/s41467-022-31943-8"]}}