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Flexible Electronics: Broadband Light Out‐Coupling Enhancement of Flexible Organic Light‐Emitting Diodes Using Biomimetic Quasirandom Nanostructures (Advanced Optical Materials 2/2015)
Author(s) -
Wang Rong,
Xu LuHai,
Li YanQing,
Zhou Lei,
Li Chi,
Ou QingDong,
Chen JingDe,
Shen Su,
Tang JianXin
Publication year - 2015
Publication title -
advanced optical materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.89
H-Index - 91
ISSN - 2195-1071
DOI - 10.1002/adom.201570008
Subject(s) - materials science , optoelectronics , oled , light emitting diode , broadband , coupling (piping) , ohmic contact , nanostructure , distortion (music) , visible spectrum , optics , diode , nanotechnology , layer (electronics) , physics , amplifier , cmos , metallurgy
On page 203, Y.‐Q. Li, S. Shen, J.‐X. Tang, and co‐workers demonstrate a wavelength‐independent light extraction scheme using nanoimprinted biomimetic quasi‐random nanostructures to simultaneously enhance light out‐coupling without color distortion and minimize the ohmic losses for multicolored, flexible organic LEDs. A superior color stability over the whole visible light range for wide viewing angles is realized due to the broad periodicity distribution and randomized emission directionality.