Title:
PEROVSKITE LIGHT-EMITTING DEVICE COMPRISING PASSIVATION LAYER AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/213814
Kind Code:
A1
Abstract:
The present invention relates to a perovskite light-emitting device and, more specifically, to a perovskite light-emitting device wherein a passivation layer is formed on a perovskite thin film to reduce defects of the perovskite thin film. The passivation layer in the perovskite light-emitting device according to the present invention is formed on the perovskite thin film to remove defects of perovskite nanocrystalline particles and solve charge imbalance in the device, thereby improving maximum efficiency and maximum brightness of the light-emitting device comprising the perovskite thin film.
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Inventors:
LEE TAE-WOO (KR)
KIM YOUNG-HOON (KR)
KIM SUNGJIN (KR)
JO SEUNG-HYEON (KR)
PARK JIN WOO (KR)
KIM YOUNG-HOON (KR)
KIM SUNGJIN (KR)
JO SEUNG-HYEON (KR)
PARK JIN WOO (KR)
Application Number:
PCT/KR2019/018761
Publication Date:
October 22, 2020
Filing Date:
December 31, 2019
Export Citation:
Assignee:
SEOUL NAT UNIV R&DB FOUNDATION (KR)
International Classes:
H01L51/00; H01L51/42
Domestic Patent References:
| WO2017106811A1 | 2017-06-22 |
Foreign References:
| KR20160127386A | 2016-11-04 | |||
| KR20150138112A | 2015-12-09 | |||
| KR20160055090A | 2016-05-17 | |||
| KR20180040502A | 2018-04-20 |
Attorney, Agent or Firm:
E-SANG PATENT & TRADEMARK LAW FIRM (KR)
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