WO2008123498A1 - 蛍光体及びその製造方法、蛍光体含有組成物、発光装置、並びに画像表示装置及び照明装置 - Google Patents

蛍光体及びその製造方法、蛍光体含有組成物、発光装置、並びに画像表示装置及び照明装置 Download PDF

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Publication number
WO2008123498A1
WO2008123498A1 PCT/JP2008/056340 JP2008056340W WO2008123498A1 WO 2008123498 A1 WO2008123498 A1 WO 2008123498A1 JP 2008056340 W JP2008056340 W JP 2008056340W WO 2008123498 A1 WO2008123498 A1 WO 2008123498A1
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Prior art keywords
phosphor
producing
light
image display
same
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PCT/JP2008/056340
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English (en)
French (fr)
Inventor
Takatoshi Seto
Naoto Kijima
Etsuo Shimizu
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Mitsubishi Chemical Corporation
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Application filed by Mitsubishi Chemical Corporation filed Critical Mitsubishi Chemical Corporation
Priority to EP08739454A priority Critical patent/EP2141215A4/en
Publication of WO2008123498A1 publication Critical patent/WO2008123498A1/ja
Priority to US12/569,105 priority patent/US20100090585A1/en

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    • H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/323—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
    • H01S5/32308—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm
    • H01S5/32341—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm blue laser based on GaN or GaP

Abstract

　近紫外光で励起した場合に安定して高い発光強度及び輝度が得られるとともに、温度特性にも優れた蛍光体を提供するため、蛍光体を、Ｅｕ（ユウロピウム）が置換し得るサイト数に対するＥｕの置換率が１５％以上であり、アルカリ金属元素を含有し、且つ、Ｅｕが置換し得るサイト数に対するアルカリ金属元素の含有率が３％以下である結晶相を有するように形成する。
PCT/JP2008/056340 2007-03-30 2008-03-31 蛍光体及びその製造方法、蛍光体含有組成物、発光装置、並びに画像表示装置及び照明装置 WO2008123498A1 (ja)

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US12/569,105 US20100090585A1 (en) 2007-03-30 2009-09-29 Phosphor, production method thereof, phosphor-containing composition, light emitting device, and display and illuminating device

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