Optical threshold layer and intermediate state two-photon PAG approaches to double exposure lithography
Author(s) -
Adam J. Berro,
Xinyu Gu,
Naphtali O’Connor,
Steffen Jockusch,
Tomoki Nagai,
Toshiyuki Ogata,
Paul Zimmerman,
Bryan J. Rice,
Elizabeth Adolph,
Travis Byargeon,
José C. GonzálezGómez,
Nicholas J. Turro,
C. Grant Willson
Publication year - 2009
Publication title -
proceedings of spie, the international society for optical engineering/proceedings of spie
Language(s) - English
Resource type - Conference proceedings
SCImago Journal Rank - 0.192
H-Index - 176
eISSN - 1996-756X
pISSN - 0277-786X
DOI - 10.1117/12.814295
Subject(s) - azobenzene , lithography , polymer , materials science , molecule , layer (electronics) , optoelectronics , nanotechnology , chemistry , organic chemistry , composite material
Intermediate state two-photon (ISTP) photoacid generator (PAG) and optical threshold layer (OTL) approaches to double exposure lithography have been explored. We have synthesized "transparent" PAG and sensitizer compounds for use in ISTP systems and have demonstrated the possibility of utilizing such energy transfer systems to generate acid. We have also synthesized side chain liquid crystalline polymers and small molecule azobenzene compounds for use in OTL applications and have begun photoswitching studies.
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