Highly conductive PEDOT:PSS nanofibrils induced by solution-processed crystallization.

作者: Nara Kim , Seyoung Kee , Seoung Ho Lee , Byoung Hoon Lee , Yung Ho Kahng

DOI: 10.1002/ADMA.201304611

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摘要: Abstract Crystalline poly (3, 4-ethylenedioxythiophene) poly (styrenesulfonate)(PEDOT: PSS) nanofibrils with an electrical conductivity of 4380 S cm-1 are formed via a solution process using H 2 SO 4. The concentrated H 2 SO 4 treatment induces a significant structural rearrangement of the PEDOT: PSS via a charge-separated transition mechanism, resulting in highly ordered and densely packed PEDOT: PSS nanofibrils. The PEDOT: PSS electrode shows a sheet resistance of 46 Ω sq-1 with 90% optical transmittance.

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