Presentation 2005/9/19
Color Conversion of Light-Emitting Devices Based on a Conjugated Polymer by Maskless Dye-Diffusion Technique
Kazuya TADA, Mitsuyoshi ONODA,
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Abstract(in English) An emission-color conversion method proposed by the authors, the maskless dye-diffusion technique, has been applied to polymer light-emitting devices based on a conjugated polymer with efficient blue-emission, poly(9, 9-dioctylfluorene). The diffusion of a green-emitting fluorescent dye Coumarin 6 in the polymer results in green-emitting devices. However, the diffusion of red-emitting dye Nile red results in white-emitting devices. The increase in the emission onset voltage from the device with pure poly(9, 9-dioctylfluorene) was observed for both cases. These results suggest that both dyes act as carrier trap in the polymer as well as that the exciplex formation between the polymer and Nile red takes place.
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Keyword(in English) Organic EL / Conjugated polymers / Maskless dye-diffusion technique / Color conversion
Paper # OME2005-56
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Committee OME
Conference Date 2005/9/19(1days)
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Registration To Organic Material Electronics (OME)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Color Conversion of Light-Emitting Devices Based on a Conjugated Polymer by Maskless Dye-Diffusion Technique
Sub Title (in English)
Keyword(1) Organic EL
Keyword(2) Conjugated polymers
Keyword(3) Maskless dye-diffusion technique
Keyword(4) Color conversion
1st Author's Name Kazuya TADA
1st Author's Affiliation Graduate School of Engineering, University oh Hyogo()
2nd Author's Name Mitsuyoshi ONODA
2nd Author's Affiliation Graduate School of Engineering, University oh Hyogo
Date 2005/9/19
Paper # OME2005-56
Volume (vol) vol.105
Number (no) 305
Page pp.pp.-
#Pages 4
Date of Issue