journal article·2015-06

Highly flexible ZnO/Ag/ZnO conducting electrode for organic photonic devices

Jun Ho Kim, Jeong Hwan Lee, Sang-Woo Kim, Young-Zo Yoo, Tae-Yeon Seong

Ceramics International· Volume 41· Issue 5
Publisher page

Abstract

Abstract We investigated the electrical, optical and bending characteristics of ZnO (40 nm)/Ag (18.8 nm)/ZnO (40 nm) multilayer film deposited on polyethylene terephthalate (PET) substrate and compared them with those of indium-tin-oxide (ITO) (100 nm thick). The ITO single and ZnO/Ag/ZnO multilayer films gave maximum transmittance of 92.9% and ~95% at ~530 nm, respectively. For the ITO single and ZnO/Ag/ZnO multilayer films, the carrier concentration was measured to be 1.19×10 20 and 6.68×10 21 cm −3 , respectively and the mobility was 32.06 and 21.06 cm 2 /V s, respectively. The sheet resistance was 175.99 and 4.98 Ω/sq for the ITO single and ZnO/Ag/ZnO multilayer films, respectively. Haacke׳s figure of merit (FOM) of the ITO single and ZnO/Ag/ZnO multilayer films was calculated to be 2.36×10 −3 and 104.5×10 −3 Ω −1 . The ZnO/Ag/ZnO multilayer films showed dramatically improved mechanical stability when subjected to bending test.
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Research context

OpenAlex topics: Organic Light-Emitting Diodes Research · Conducting polymers and applications · Advanced Sensor and Energy Harvesting Materials

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