典型文献
Carbon dots embedded nanofiber films:Large-scale fabrication and enhanced mechanical properties
文献摘要:
Valuable application prospects and large-scale production technologies are powerful driving forces for the development of materials science.Carbon dots (CDs) are a kind of promising carbon-based fluores-cent nanomaterials,which possess wide application prospects based and even beyond the fluorescence properties.Herein,we report the fast and high-yield synthesis of CDs and the large-scale preparation of fluorescent nanoflber films with enhanced mechanical properties.CDs were prepared from magnetic hyperthermia treatment of citric acid and carbamide,with the output of 25.37 g in a single batch.The as-prepared CDs exhibit a high absolute photoluminescence (PL) quantum yield (QY) of 67% and wonderful dispersibility in polar solvents.Then,solution blow spinning of CDs and polymer matrixes of alcohol solu-ble polyurethane (APU) and polyacrylonitrile (PAN) led to large-area fluorescent CDs-embedded nanofiber films,APU/CDs (size:120 cm × 18 cm) and PAN/CDs (size:120 cm × 22 cm),respectively.The resultant large-area APU/CDs and PAN/CDs nanofiber films have dramatically enhanced mechanical properties,to show integrated improvement of tensile strength and elongation.
文献关键词:
中图分类号:
作者姓名:
Chang Liu;Rui Cheng;Jiazhuang Guo;Ge Li;He Li;Hong-Gang Ye;Zhi-Bin Liang;Cai-Feng Wang;Su Chen
作者机构:
State Key Laboratory of Materials-Oriented Chemical Engineering,College of Chemical Engineering,and Jiangsu Key Laboratory of Fine Chemicals and Functional Polymer Materials,Nanjing Tech University,Nanjing 210009,China
文献出处:
引用格式:
[1]Chang Liu;Rui Cheng;Jiazhuang Guo;Ge Li;He Li;Hong-Gang Ye;Zhi-Bin Liang;Cai-Feng Wang;Su Chen-.Carbon dots embedded nanofiber films:Large-scale fabrication and enhanced mechanical properties)[J].中国化学快报(英文版),2022(01):304-307
A类:
nanoflber,carbamide
B类:
Carbon,dots,embedded,nanofiber,films,Large,scale,fabrication,enhanced,mechanical,properties,Valuable,application,prospects,large,production,technologies,powerful,driving,forces,development,science,CDs,kind,promising,carbon,nanomaterials,which,possess,wide,even,beyond,fluorescence,Herein,report,fast,high,yield,synthesis,preparation,fluorescent,were,prepared,from,magnetic,hyperthermia,treatment,citric,acid,output,single,batch,exhibit,absolute,photoluminescence,PL,quantum,QY,wonderful,dispersibility,polar,solvents,Then,solution,blow,spinning,polymer,matrixes,alcohol,polyurethane,APU,polyacrylonitrile,PAN,led,area,size,respectively,resultant,have,dramatically,show,integrated,improvement,tensile,strength,elongation
AB值:
0.552123
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