{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["7(13)"],"submitter":["Gogoi D"],"pubmed_abstract":["The energy demand, the crisis of fossil fuels, and the increasing popularity of portable and wearable electronics in the global market have triggered the demand to develop high-performance flexible all-solid-state supercapacitors that are capable of delivering high energy at high power density as well as being safely entrenched in those electronics. Herein, we have designed a nanocomposite, 80CF<sub>hs</sub>-20rGO<sub>sp</sub>, which exhibits a high specific capacitance (<i>C</i> <sub>S</sub>) value of 1032 F g<sup>-1</sup> at 3 A g<sup>-1</sup>. Utilizing this nanocomposite as the cathode and reduced graphene oxide sponge (rGO<sub>sp</sub>) as the anode, a flexible all-solid-state asymmetric device has been fabricated. In this device, poly(vinyl alcohol) (PVA) gel embedded with a mixture of 3 M KOH and 0.1 M K<sub>4</sub>[Fe(CN)<sub>6</sub>] was used as an electrolyte cum separator. The fabricated device showed the capability to deliver an energy density of 65.8 W h kg<sup>-1</sup> at a power density of 1500 W kg<sup>-1</sup> and retained its capability even after various physical deformations. The device also exhibited a long cycle life and retained ∼96% of its <i>C</i> <sub>S</sub> value after 5000 cycles. Moreover, the fabricated flexible all-solid-state device successfully illuminated light-emitting diodes, which proved its potential use in real-life supercapacitor applications. The obtained results revealed the excellent electrochemical performances of the fabricated device and rendered it a promising candidate in the energy sector."],"journal":["ACS omega"],"pagination":["11305-11319"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8992275"],"repository":["biostudies-literature"],"pubmed_title":["CoFe<sub>2</sub>O<sub>4</sub> Hollow Spheres-Decorated Three-Dimensional rGO Sponge for Highly Efficient Electrochemical Charge Storage Devices."],"pmcid":["PMC8992275"],"pubmed_authors":["Ghosh NN","Das MR","Gogoi D"],"additional_accession":[]},"is_claimable":false,"name":"CoFe<sub>2</sub>O<sub>4</sub> Hollow Spheres-Decorated Three-Dimensional rGO Sponge for Highly Efficient Electrochemical Charge Storage Devices.","description":"The energy demand, the crisis of fossil fuels, and the increasing popularity of portable and wearable electronics in the global market have triggered the demand to develop high-performance flexible all-solid-state supercapacitors that are capable of delivering high energy at high power density as well as being safely entrenched in those electronics. Herein, we have designed a nanocomposite, 80CF<sub>hs</sub>-20rGO<sub>sp</sub>, which exhibits a high specific capacitance (<i>C</i> <sub>S</sub>) value of 1032 F g<sup>-1</sup> at 3 A g<sup>-1</sup>. Utilizing this nanocomposite as the cathode and reduced graphene oxide sponge (rGO<sub>sp</sub>) as the anode, a flexible all-solid-state asymmetric device has been fabricated. In this device, poly(vinyl alcohol) (PVA) gel embedded with a mixture of 3 M KOH and 0.1 M K<sub>4</sub>[Fe(CN)<sub>6</sub>] was used as an electrolyte cum separator. The fabricated device showed the capability to deliver an energy density of 65.8 W h kg<sup>-1</sup> at a power density of 1500 W kg<sup>-1</sup> and retained its capability even after various physical deformations. The device also exhibited a long cycle life and retained ∼96% of its <i>C</i> <sub>S</sub> value after 5000 cycles. Moreover, the fabricated flexible all-solid-state device successfully illuminated light-emitting diodes, which proved its potential use in real-life supercapacitor applications. The obtained results revealed the excellent electrochemical performances of the fabricated device and rendered it a promising candidate in the energy sector.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Apr","modification":"2025-04-04T12:40:54.343Z","creation":"2025-04-04T12:40:54.343Z"},"accession":"S-EPMC8992275","cross_references":{"pubmed":["35415351"],"doi":["10.1021/acsomega.2c00374"]}}