Presentation | 2010-01-12 Effect of silole derivative in organic photoconductive device Ryohei KOBAYASHI, Takeshi FUKUDA, Norihiko KAMATA, Satoshi AIHARA, Hokuto SEO, Ken HATANO, Daiyo TERUNUMA, |
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Abstract(in English) | In recent years, color selective organic photoconductive device have been attracting considerable attention for sensing applications owing to high absorption coefficient of organic material, flexibility, stacked structure, and low fabrication cost. By now, our research group reported the color selective organic photoconductive device via a wet process. In this report, we investigated the optical characteristics of the blue-sensitive organic device by doping six-kinds of silole derivatives. We used poly(dioctylfluorenyl-co-benzo-thiadiazole) [F8BT] as a photoconductive and blue sensitive polymer because of its high carrier mobility. The maximum external quantum efficiency [EQE] of 8.91% at -20MV/m was obtained by the device with the NMe_2-silole[43%] : F8BT[57%] mixed photoconductive layer. This value was two orders higher than that of the reference device with F8BT only (0.06%).The most important finding is that the low ionization potential of silole derivative and the low PL quantum efficiency of the photoconductive layer is necessary for an improved EQE of blue-sensitive organic photoconductive device. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | Color selective organic photoconductive device / Silole derivative / Fluorene polymer / Wet-process |
Paper # | OME2009-74 |
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Committee | OME |
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Conference Date | 2010/1/5(1days) |
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Registration To | Organic Material Electronics (OME) |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Effect of silole derivative in organic photoconductive device |
Sub Title (in English) | |
Keyword(1) | Color selective organic photoconductive device |
Keyword(2) | Silole derivative |
Keyword(3) | Fluorene polymer |
Keyword(4) | Wet-process |
1st Author's Name | Ryohei KOBAYASHI |
1st Author's Affiliation | Graduate School of Science and Engineering, Saitama University() |
2nd Author's Name | Takeshi FUKUDA |
2nd Author's Affiliation | Graduate School of Science and Engineering, Saitama University |
3rd Author's Name | Norihiko KAMATA |
3rd Author's Affiliation | Graduate School of Science and Engineering, Saitama University |
4th Author's Name | Satoshi AIHARA |
4th Author's Affiliation | NHK Science and Technical Research Laboratories |
5th Author's Name | Hokuto SEO |
5th Author's Affiliation | NHK Science and Technical Research Laboratories |
6th Author's Name | Ken HATANO |
6th Author's Affiliation | Graduate School of Science and Engineering, Saitama University |
7th Author's Name | Daiyo TERUNUMA |
7th Author's Affiliation | Graduate School of Science and Engineering, Saitama University |
Date | 2010-01-12 |
Paper # | OME2009-74 |
Volume (vol) | vol.109 |
Number (no) | 359 |
Page | pp.pp.- |
#Pages | 4 |
Date of Issue |