Title:
LIGHT-EMITTING ELEMENT AND METHOD FOR MANUFACTURING LIGHT-EMITTING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2024/075388
Kind Code:
A1
Abstract:
This light-emitting element comprises: a substrate that includes amorphous glass; a first buffer layer; a second buffer layer; a gallium nitride layer; a laminated body; and a negative electrode and a positive electrode. The first buffer layer is positioned over the substrate and includes aluminum and oxygen. The second buffer layer is positioned over the first buffer layer and includes aluminum and nitrogen. The gallium nitride layer is positioned over the second buffer layer. The laminated body is positioned over the gallium nitride layer and includes an n-type cladding layer, a p-type cladding layer, and a light-emitting layer between the n-type cladding layer and the p-type cladding layer. The negative electrode and the positive electrode are respectively positioned over the n-type cladding layer and the p-type cladding layer. Each of the n-type cladding layer, the p-type cladding layer, and the light-emitting layer includes elements of Group 13 and elements of Group 15.
Inventors:
IKEDA MASANOBU (JP)
NISHIMURA MASUMI (JP)
NISHIMURA MASUMI (JP)
Application Number:
PCT/JP2023/028862
Publication Date:
April 11, 2024
Filing Date:
August 08, 2023
Export Citation:
Assignee:
JAPAN DISPLAY INC (JP)
International Classes:
H01L33/12; H01L21/20; H01L33/32
Foreign References:
| JP2011091402A | 2011-05-06 | |||
| JP2009231745A | 2009-10-08 | |||
| JP2021530856A | 2021-11-11 | |||
| JP2017152655A | 2017-08-31 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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