Invention Application
- Patent Title: ELECTRICALLY DRIVEN ORGANIC SEMICONDUCTOR LASER DIODE, AND METHOD FOR PRODUCING SAME
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Application No.: US17438108Application Date: 2020-03-11
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Publication No.: US20220231481A1Publication Date: 2022-07-21
- Inventor: Sangarange Don Atula SANDANAYAKA , Toshinori MATSUSHIMA , Fatima BENCHEIKH , Jean-Charles RIBIERRE , Ryutaro KOMATSU , Shinobu TERAKAWA , Jong Uk KIM , Adikari Mudiyanselage Chathuranganie SENEVIRATHNE , Chihaya ADACHI , Anthony D'ALEO , Takashi FUJIHARA
- Applicant: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION , KOALA Tech Inc.
- Applicant Address: JP Fukuoka-shi, Fukuoka; JP Fukuoka-shi, Fukuoka
- Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION,KOALA Tech Inc.
- Current Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION,KOALA Tech Inc.
- Current Assignee Address: JP Fukuoka-shi, Fukuoka; JP Fukuoka-shi, Fukuoka
- Priority: JP2019-047762 20190314
- International Application: PCT/JP2020/012809 WO 20200311
- Main IPC: H01S5/12
- IPC: H01S5/12 ; H01S5/36

Abstract:
Disclosed is an electrically driven organic semiconductor laser diode comprising a pair of electrodes, an optical resonator structure having a distributed feedback (DFB) structure, and one or more organic layers including a light amplification layer composed of an organic semiconductor, in which the distributed feedback structure is composed of a first-order Bragg scattering region, a two-dimensional distributed feedback, or a circular distributed feedback.
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