Paper Abstract and Keywords |
Presentation |
2022-02-10 11:30
Improvement device characteristics of inverted polymer based organic light emitting diode by multilayered structure by push-coating technique Masato Kato, Taisuke Sekino, Eiji Itoh (Shinshu Univ.) OME2021-55 Link to ES Tech. Rep. Archives: OME2021-55 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
We fabricated multilayered inverted polymer based light-emitting-diodes (iPLEDs) consisting of hybrid electron injection layer (s-EIL) with Al-doped ZnO nano-particles (AZO)/polymeric dipole (PEI or PEIE)/ F8BT (green light emitting polymer (LEP)) or F8 (blue emitting polyflurorene based LEP (F8) or SY (yellow emitting LEP)/ TFB (hole transporting layer)/ hole injection layer (MoO3 or HAT-CN)/anode structures. We also inserted the solution processed electron transporting layer (TmPyPB) for F8 based iPLED in order to improve the carrier balance of electrons and holes. We then compared the compared the electrical properties end EQE of multilayered iPLEDs fabricated by the combination of spin-coating, push-coating and transfer printing via PDMS elastomer stamp. We changed the thickness of TFB between ca. 50-500 nm by push-coating and obtained pin-hole free device. We obtained the EQE of iPLED as 3.1% for green iPLED (F8BT) , 1.4 % for bule iPLED (F8) and 2.5% for yellow iPLED (SY) and 2.8 % for white iPLED (mixture of F8 and SY). Finally, we fabricated the iPLED with solution processed HAT-CN hole injection layer for the establishment of all printed iPLEDs and then obtained the comparable performance. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
inverted organic light emitting diode / polymer / transfer printing / push coating / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 121, no. 367, OME2021-55, pp. 5-10, Feb. 2022. |
Paper # |
OME2021-55 |
Date of Issue |
2022-02-03 (OME) |
ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
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OME2021-55 Link to ES Tech. Rep. Archives: OME2021-55 |
Conference Information |
Committee |
OME IEE-DEI IEE-EFM |
Conference Date |
2022-02-10 - 2022-02-10 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Online |
Topics (in Japanese) |
(See Japanese page) |
Topics (in English) |
Organic Molecular Electronics |
Paper Information |
Registration To |
OME |
Conference Code |
2022-02-OME-DEI |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
Improvement device characteristics of inverted polymer based organic light emitting diode by multilayered structure by push-coating technique |
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Keyword(1) |
inverted organic light emitting diode |
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polymer |
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transfer printing |
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push coating |
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1st Author's Name |
Masato Kato |
1st Author's Affiliation |
Shinshu University (Shinshu Univ.) |
2nd Author's Name |
Taisuke Sekino |
2nd Author's Affiliation |
Shinshu University (Shinshu Univ.) |
3rd Author's Name |
Eiji Itoh |
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Shinshu University (Shinshu Univ.) |
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Speaker |
Author-3 |
Date Time |
2022-02-10 11:30:00 |
Presentation Time |
20 minutes |
Registration for |
OME |
Paper # |
OME2021-55 |
Volume (vol) |
vol.121 |
Number (no) |
no.367 |
Page |
pp.5-10 |
#Pages |
6 |
Date of Issue |
2022-02-03 (OME) |