Title:
YTTRIUM ALUMINUM GARNET PHOSPHOR AND LIGHT-EMITTING DEVICE PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2020/040306
Kind Code:
A1
Abstract:
Provided is a yttrium aluminum garnet phosphor that emits luminescence in which a red component can be strengthened. The yttrium aluminum garnet phosphor is given by formula (1) below, and, when excited by excitation light with a wavelength of 450 nm, emits luminescence having an emission peak wavelength longer than 579 nm. The yttrium aluminum garnet phosphor has been generated by a polymerized complex method. Y3-mAl5O12:Cem (0.21 ≤ m ≤ 0.94) ... (1)
Inventors:
NAKAMURA HITOMI (JP)
AKAI TOMOKO (JP)
SHINOZAKI KENJI (JP)
YAMASHITA MASARU (JP)
NOMURA KATSUHIRO (JP)
AKAI TOMOKO (JP)
SHINOZAKI KENJI (JP)
YAMASHITA MASARU (JP)
NOMURA KATSUHIRO (JP)
Application Number:
PCT/JP2019/033134
Publication Date:
February 27, 2020
Filing Date:
August 23, 2019
Export Citation:
Assignee:
AIST (JP)
International Classes:
C09K11/80; H01L33/50
Foreign References:
| JP2013147643A | 2013-08-01 | |||
| JP2015067754A | 2015-04-13 | |||
| JP2011032416A | 2011-02-17 |
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