Nanomaterial transfer using hot embossing for flexible electronic devices
Author(s) -
Ashante’ C. Allen,
Erik O. Sunden,
Andrew Can,
Samuel Graham,
William P. King
Publication year - 2006
Publication title -
applied physics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.182
H-Index - 442
eISSN - 1077-3118
pISSN - 0003-6951
DOI - 10.1063/1.2178414
Subject(s) - embossing , materials science , nanomaterials , replication (statistics) , carbon nanotube , nanotechnology , silicon , polymer , template , optoelectronics , composite material , statistics , mathematics
We demonstrate hot embossing to pattern carbon nanotubes (CNTs) on flexible substrates. Patterns of CNTs grown on both microtextured and flat silicon templates were transferred into polymer substrates, with good replication of both the CNT patterns and surface relief features. The transferred CNTs formed a highly entangled network with electrical resistance of 1kΩ–9MΩ, depending on growth and embossing conditions. The electrical properties showed a strong sensitivity to both light and temperature. This dry transfer process shows promise for high throughput manufacturing of nanomaterial-based flexible electronic devices.
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