Rechargeable Aqueous Zinc-Ion Batteries in MgSO4/ZnSO4 Hybrid Electrolytes

作     者：Yingmeng Zhang Henan Li Shaozhuan Huang Shuang Fan Lingna Sun Bingbing Tian Fuming Chen Ye Wang Yumeng Shi Hui Ying Yang Yingmeng Zhang;Henan Li;Shaozhuan Huang;Shuang Fan;Lingna Sun;Bingbing Tian;Fuming Chen;Ye Wang;Yumeng Shi;Hui Ying Yang

作者机构：College of Chemistry and Environmental EngineeringShenzhen UniversityShenzhen 518060GuangdongPeople’s Republic of China International Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of EducationInstitute of Microscale OptoelectronicsShenzhen UniversityShenzhen 518060People’s Republic of China Engineering Technology Research Center for 2D Material Information Function Devices and Systems of Guangdong ProvinceShenzhenPeople’s Republic of China Institute of Microscale OptoelectronicsShenzhen UniversityShenzhen 518060People’s Republic of China Pillar of Engineering Product DevelopmentSingapore University of Technology and Design8 Somapah RoadSingapore 487372Singapore School of Physics and Telecommunication EngineeringSouth China Normal UniversityGuangzhou 510006People’s Republic of China Key Laboratory of Material Physics of Ministry of EducationSchool of Physics and EngineeringZhengzhou UniversityZhengzhou 450052People’s Republic of China 

出 版 物：《Nano-Micro Letters》 (纳微快报（英文版）)

年 卷 期：2020年第12卷第5期

页      面：33-48页

核心收录：

学科分类：081704[工学-应用化学] 0808[工学-电气工程] 08[工学] 0817[工学-化学工程与技术] 

基　　金：the National Natural Science Foundation of China(Grant Nos.51602200,61874074) Science and Technology Project of Shenzhen(JCYJ20170817101100705) the(Key)Project of Department of Education of Guangdong Province(Grant No.2016KZDXM008).Y.Z.thanks the support from Science and Technology Project of Shenzhen(ZDSYS201707271014468).L.S.thanks the support from Shenzhen Science and Technology Project Program(JCYJ20170817094552356) 

主　　题：Aqueous zinc-ion batteries Hybrid electrolytes Electrolyte additives Magnesium ions Vanadates 

摘      要：MgSO4 is chosen as an additive to address the capacity fading issue in the rechargeable zinc-ion battery system of MgxV2O5·nH2O//ZnSO4//*** with different concentration ratios of ZnSO4 and MgSO4 are *** batteries measured in the 1 M ZnSO4^-1 M MgSO4 electrolyte outplay other competitors,which deliver a high specific capacity of 374 mAh g^-1 at a current density of 100 mA g^-1 and exhibit a competitive rate performance with the reversible capacity of 175 mAh g^-1 at 5 A g^-*** study provides a promising route to improve the performance of vanadium-based cathodes for aqueous zinc-ion batteries with electrolyte optimization in cost-effective electrolytes.