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Conjugated Polymers: Low‐Dimensional Conduction Mechanisms in Highly Conductive and Transparent Conjugated Polymers (Adv. Mater. 31/2015)
Author(s) -
Ugur Asli,
Katmis Ferhat,
Li Mingda,
Wu Lijun,
Zhu Yimei,
Varanasi Kripa K.,
Gleason Karen K.
Publication year - 2015
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.201570211
Subject(s) - materials science , thermal conduction , conjugated system , polymer , electrical conduction , nanoscopic scale , nanotechnology , conductive polymer , mechanism (biology) , electrical conductor , optoelectronics , chemical physics , composite material , chemistry , philosophy , epistemology
Optimal device performance for high‐end technologies requires a fundamental grasp of the transport properties at the nanoscale. In work by K. K. Varanasi, K. K. Gleason, and co‐workers on page 4604, a completely new aspect and understanding of the conduction mechanism of conducting polymers is introduced, allowing the applicability of the materials to be optimized. The electron conduction is diminished in thicker films due to the 3D nature of the conduction pathways. Conversely, in ultrathin layers having a 2D nature, the hopping mechanism is amplified, leading to ultraconductive and highly transparent thin films, which are crucial for technological applications.