Mechanically robust stretchable organic optoelectronic devices built using a simple and universal stencil-pattern transferring technology

查看全文 作　　者：Da [1]Yin;Nai-Rong [1]Jiang;Yue-Feng [1]Liu;Xu-Lin [1]Zhang;Ai-Wu [1]Li;Jing [1]Feng;Hong-Bo [1,2]Sun

机构地区：[1]State Key Laboratory of Integrated Optoelectronics,College of Electronic Science and Engineering,Jilin University,2699 Qianjin Street,130012 Changchun,China;[2]State Key Laboratory of Precision Measurement Technology and Instruments,Department of Precision Instrument,Tsinghua University,Haidian,100084 Beijing,China

出　　处：《Light(Science & Applications)》索引2018年第7卷第1期,共8页

基　　金：supported by the National Key Research and Development Program of China(project no.2017YFB0404500);the National Nature Science Foundation of China(NSFC)(grant nos.61675085,61505065,and 61605056). 摘　　要：Stretchable electronic and optoelectronic devices based on controllable ordered buckling structures exhibit superior mechanical stability by retaining their buckling profile without distortion in repeated stretch-release cycles.However,a simple and universal technology to introduce ordered buckling structures into stretchable devices remains a real challenge.Here,a simple and general stencil-pattern transferring technology was applied to stretchable organic lightemitting devices(SOLEDs)and polymer solar cells(SPSCs)to realize an ordered buckling profile.To the best of our knowledge,both the SOLEDs and SPSCs with periodic buckles exhibited the highest mechanical robustness by operating with small performance variations after 20,000 and 12,000 stretch-release cycles between 0%and 20%tensile strain,respectively.Notably,in this work,periodic-buckled structures were introduced into SPSCs for the first time,with the number of stretch-release cycles for the SPSCs improved by two orders of magnitude compared to that for previously reported random-buckled stretchable organic solar cells.The simple method used in this work provides a universal solution for low-cost and high-performance stretchable electronic and optoelectronic devices and promotes the commercial development of stretchable devices in wearable electronics. 关键词：BUCKLING ORDERED PERIODIC

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Mechanically robust stretchable organic optoelectronic devices built using a simple and universal stencil-pattern transferring technology

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