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典型文献
Laser irradiation of graphite foils as robust current collectors for high-mass loaded electrodes of supercapacitors
文献摘要:
Conductive substrates with low cost,light-weight,and chemical stability have been highly recognized as alternative current collectors for energy storage devices.Graphite foil is promising to fulfill these requests,whereas the inert surface chemistry denies its possibility as the carrier with high-mass loading active species.Herein,we report a facile yet efficient laser-mediated strategy to fast regulate graphite foils for robustly loading active species.The smooth and hydrophobic graphite foil surface turned to be a rough,super-hydrophilic one containing oxygen-rich clusters after lasering.The reconstructed surface affords anchors for active species,such as nanostructured MnO2,FeOOH,and Fe2O3,with the highest loading mass of 20 mg·cm-2.The high-mass loading MnO2 electrode offers an areal capacitance of 3933 mF·cm-2 at 1 mA·cm-2.Then,the asymmetric supercapacitor,fabri-cated by MnO2 and Fe2O3 deposited laser-irradiated graphite foils,exhibits improved performance with high energy density,large power capability,and long-term sta-bility.The strategy suggests a reliable way to produce alternative current collectors for robust energy storage devices.
文献关键词:
作者姓名:
Xi-Tong Sun;Yi Wan;Bin Wang;Qian Xu;Xiao-Ling Teng;Hai-Yan Liu;Yu-Juan Wang;Shi-Wei Guo;Cheng-Hao Wu;Han Hu;Ming-Bo Wu
作者机构:
State Key Laboratory of Heavy Oil Processing,Institute of New Energy,College of Chemistry and Chemical Engineering,China University of Petroleum(East China),Qingdao 266580,China;School of Chemistry,Lancaster University,Manchester M139PL,UK;New Energy Division,Shandong Energy Group Co.,Ltd,Zoucheng 273500,China
引用格式:
[1]Xi-Tong Sun;Yi Wan;Bin Wang;Qian Xu;Xiao-Ling Teng;Hai-Yan Liu;Yu-Juan Wang;Shi-Wei Guo;Cheng-Hao Wu;Han Hu;Ming-Bo Wu-.Laser irradiation of graphite foils as robust current collectors for high-mass loaded electrodes of supercapacitors)[J].稀有金属(英文版),2022(12):4094-4103
A类:
denies,lasering
B类:
Laser,irradiation,graphite,foils,current,collectors,mass,loaded,electrodes,supercapacitors,Conductive,substrates,low,cost,light,weight,chemical,stability,have,been,highly,recognized,alternative,energy,storage,devices,Graphite,promising,fulfill,these,requests,whereas,inert,surface,chemistry,possibility,carrier,loading,active,species,Herein,report,facile,yet,efficient,mediated,strategy,fast,regulate,robustly,smooth,hydrophobic,turned,rough,hydrophilic,one,containing,oxygen,rich,clusters,after,reconstructed,affords,anchors,such,nanostructured,MnO2,FeOOH,Fe2O3,highest,offers,areal,capacitance,mF,mA,Then,asymmetric,fabri,cated,by,deposited,irradiated,exhibits,improved,performance,density,large,power,capability,long,term,suggests,reliable,way,produce
AB值:
0.577941
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