{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhou G"],"funding":["State Key Laboratory of Coordination Chemistry","National Natural Science Foundation of China","China Postdoctoral Science Foundation","Qinglan Project of Jiangsu Province of China","Natural Science Foundation of Jiangsu Province"],"pagination":["3246-3255"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9048626"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10(6)"],"pubmed_abstract":["Biomass porous carbon materials are ideal supercapacitor electrode materials due to their low price, rich source of raw materials and environmental friendliness. In this study, an ultrasonic-assisted method was applied to synthesize the rice-straw-based porous carbon (UPC). The obtained UPC exhibited a two-dimensional structure and high specific surface area. In addition, the electrochemical test results showed that the UPC with a 1 hour ultrasonic treatment and lower activation temperature of 600 °C (UPC-600) demonstrated optimal performance: high specific capacitances of 420 F g<sup>-1</sup> at 1.0 A g<sup>-1</sup> and 314 F g<sup>-1</sup> at a high current of 10 A g<sup>-1</sup>. Significantly, the symmetric supercapacitors showed a high energy density of 11.1 W h kg<sup>-1</sup> and po"],"journal":["RSC advances"],"pubmed_title":["An ultrasonic-assisted synthesis of rice-straw-based porous carbon with high performance symmetric supercapacitors."],"pmcid":["PMC9048626"],"funding_grant_id":["BK2012241","51872109, 21201072","2013T60517","SKLCC1916"],"pubmed_authors":["Zhao P","Zhu F","Zhou G","Gao X","Li R","Sun Z","Xu J","Yin J"],"additional_accession":[]},"is_claimable":false,"name":"An ultrasonic-assisted synthesis of rice-straw-based porous carbon with high performance symmetric supercapacitors.","description":"Biomass porous carbon materials are ideal supercapacitor electrode materials due to their low price, rich source of raw materials and environmental friendliness. In this study, an ultrasonic-assisted method was applied to synthesize the rice-straw-based porous carbon (UPC). The obtained UPC exhibited a two-dimensional structure and high specific surface area. In addition, the electrochemical test results showed that the UPC with a 1 hour ultrasonic treatment and lower activation temperature of 600 °C (UPC-600) demonstrated optimal performance: high specific capacitances of 420 F g<sup>-1</sup> at 1.0 A g<sup>-1</sup> and 314 F g<sup>-1</sup> at a high current of 10 A g<sup>-1</sup>. Significantly, the symmetric supercapacitors showed a high energy density of 11.1 W h kg<sup>-1</sup> and po","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020 Jan","modification":"2025-04-04T08:36:42.23Z","creation":"2025-02-18T23:22:14.163Z"},"accession":"S-EPMC9048626","cross_references":{"pubmed":["35497722"],"doi":["10.1039/c9ra08537h"]}}