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Structurally Ordered Polythiophene Nanoparticles for High‐Performance Organic Thin‐Film Transistors
Author(s) -
Ong B. S.,
Wu Y.,
Liu P.,
Gardner S.
Publication year - 2005
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.200401660
Subject(s) - materials science , polythiophene , nanoparticle , lamellar structure , organic semiconductor , transistor , dispersion (optics) , fabrication , semiconductor , field effect transistor , nanotechnology , organic field effect transistor , thin film transistor , thin film , optoelectronics , polymer , conductive polymer , composite material , layer (electronics) , optics , medicine , physics , alternative medicine , pathology , quantum mechanics , voltage
Structurally ordered organic semiconductor nanoparticles , which form a stable nanoparticle dispersion in an appropriate liquid, are generated from regioregular poly(3,3‴‐didodecylquarterthiophene) (PQT‐12). This dispersion enables facile solution fabrication of high‐performance semiconductor layers composed of extensive crystalline domains of lamellar π–π stacks (see Figure), yielding organic thin‐film transistors with excellent field‐effect‐transistor properties.