{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Demeku AM"],"funding":["Ministry of Science and Technology, Taiwan","Ministry of Education, Taiwan"],"pagination":["10019-10032"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10910445"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["16(8)"],"pubmed_abstract":["In this study, new fluorite high-entropy oxide (HEO), (BiZrMoWCeLa)O<sub>2</sub>, nanoparticles were produced using a surfactant-assisted hydrothermal technique followed by calcination and were used as novel catalytic materials for vanadium redox flow batteries (VRFBs). The HEO calcined at 750 °C (HEO-750) demonstrates superior electrocatalytic activity toward V<sup>3+</sup>/V<sup>2+</sup> and VO<sup>2+</sup>/VO<sub>2</sub><sup>+</sup> redox couples compared to those of cells assembled with other samples. The charge-discharge tests further confirm that VRFBs using the HEO-750 catalyst demonstrate excellent Coulombic efficiency, voltage efficiency, and energy efficiency of 97.22, 87.47, and 85.04% at a current density of 80 mA cm<sup>-2</sup> and 98.10, 74.76, and 73.34% at a higher current"],"journal":["ACS applied materials & interfaces"],"pubmed_title":["High-Entropy Oxide of (BiZrMoWCeLa)O<sub>2</sub> as a Novel Catalyst for Vanadium Redox Flow Batteries."],"pmcid":["PMC10910445"],"funding_grant_id":["NSTC 110-2221-E-011-074-MY3"],"pubmed_authors":["Ku HH","Wang YM","Huang ZJ","Wang CH","Chen GC","Hsu NY","Demeku AM","Ou YT","Kabtamu DM"],"additional_accession":[]},"is_claimable":false,"name":"High-Entropy Oxide of (BiZrMoWCeLa)O<sub>2</sub> as a Novel Catalyst for Vanadium Redox Flow Batteries.","description":"In this study, new fluorite high-entropy oxide (HEO), (BiZrMoWCeLa)O<sub>2</sub>, nanoparticles were produced using a surfactant-assisted hydrothermal technique followed by calcination and were used as novel catalytic materials for vanadium redox flow batteries (VRFBs). The HEO calcined at 750 °C (HEO-750) demonstrates superior electrocatalytic activity toward V<sup>3+</sup>/V<sup>2+</sup> and VO<sup>2+</sup>/VO<sub>2</sub><sup>+</sup> redox couples compared to those of cells assembled with other samples. The charge-discharge tests further confirm that VRFBs using the HEO-750 catalyst demonstrate excellent Coulombic efficiency, voltage efficiency, and energy efficiency of 97.22, 87.47, and 85.04% at a current density of 80 mA cm<sup>-2</sup> and 98.10, 74.76, and 73.34% at a higher current","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024 Feb","modification":"2025-04-05T11:38:26.161Z","creation":"2025-04-05T11:38:26.161Z"},"accession":"S-EPMC10910445","cross_references":{"pubmed":["38374647"],"doi":["10.1021/acsami.3c15783"]}}