Xufeng Rao , Jiaying Yan , Koji Yokoyama , Xiaolin Shao , Chihiro Inoue , Mei-fang Chien , Yuyu Liu
{"title":"A porous Co3O4-carbon paper electrode enabling nearly 100% electrocatalytic reduction of nitrate to ammonia","authors":"Xufeng Rao , Jiaying Yan , Koji Yokoyama , Xiaolin Shao , Chihiro Inoue , Mei-fang Chien , Yuyu Liu","doi":"10.1016/j.matre.2023.100216","DOIUrl":null,"url":null,"abstract":"<div><p>Co<sub>3</sub>O<sub>4</sub> was synthesized on carbon paper (CP) using a facile method to improve electrochemical nitrate-to-ammonia conversion efficiency. The resulting Co<sub>3</sub>O<sub>4</sub>-CP electrode demonstrated an exceptional Faradaic efficiency of almost 100% across a broad range of application conditions, with a peak NH<sub>3</sub> yield of 3.43 mmol h<sup>−1</sup> cm<sup>−2</sup> (2.25 mol g<sub>Co</sub><sup>−1</sup> h<sup>−1</sup>).</p></div>","PeriodicalId":61638,"journal":{"name":"材料导报:能源(英文)","volume":"3 3","pages":"Article 100216"},"PeriodicalIF":0.0000,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"材料导报:能源(英文)","FirstCategoryId":"1087","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S2666935823000654","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
Co3O4 was synthesized on carbon paper (CP) using a facile method to improve electrochemical nitrate-to-ammonia conversion efficiency. The resulting Co3O4-CP electrode demonstrated an exceptional Faradaic efficiency of almost 100% across a broad range of application conditions, with a peak NH3 yield of 3.43 mmol h−1 cm−2 (2.25 mol gCo−1 h−1).