JP7478399B2 - シンチレータおよびシンチレータ用単結晶の製造方法 - Google Patents

シンチレータおよびシンチレータ用単結晶の製造方法 Download PDF

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Publication number
JP7478399B2
JP7478399B2 JP2022505168A JP2022505168A JP7478399B2 JP 7478399 B2 JP7478399 B2 JP 7478399B2 JP 2022505168 A JP2022505168 A JP 2022505168A JP 2022505168 A JP2022505168 A JP 2022505168A JP 7478399 B2 JP7478399 B2 JP 7478399B2
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Japan
Prior art keywords
scintillator
single crystal
less
light
raw material
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JP2022505168A
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Japanese (ja)
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JPWO2021177153A1 (fr
Inventor
健太 村上
健之 柳田
範明 河口
大介 中内
雅紀 赤塚
宏之 福嶋
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Kyocera Corp
Nara Institute of Science and Technology NUC
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Kyocera Corp
Nara Institute of Science and Technology NUC
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00Single-crystal growth by zone-melting; Refining by zone-melting
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10Inorganic compounds or compositions
    • C30B29/16Oxides
    • C30B29/22Complex oxides
    • C30B29/28Complex oxides with formula A3Me5O12 wherein A is a rare earth metal and Me is Fe, Ga, Sc, Cr, Co or Al, e.g. garnets
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01TMEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16Measuring radiation intensity
    • G01T1/20Measuring radiation intensity with scintillation detectors
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01TMEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16Measuring radiation intensity
    • G01T1/20Measuring radiation intensity with scintillation detectors
    • G01T1/202Measuring radiation intensity with scintillation detectors the detector being a crystal

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Health & Medical Sciences (AREA)
  • Measurement Of Radiation (AREA)
  • Luminescent Compositions (AREA)
JP2022505168A 2020-03-05 2021-02-26 シンチレータおよびシンチレータ用単結晶の製造方法 Active JP7478399B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020037477 2020-03-05
JP2020037477 2020-03-05
PCT/JP2021/007278 WO2021177153A1 (fr) 2020-03-05 2021-02-26 Scintillateur et procédé de production de monocristal pour un scintillateur

Publications (2)

Publication Number Publication Date
JPWO2021177153A1 JPWO2021177153A1 (fr) 2021-09-10
JP7478399B2 true JP7478399B2 (ja) 2024-05-07

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JP2022505168A Active JP7478399B2 (ja) 2020-03-05 2021-02-26 シンチレータおよびシンチレータ用単結晶の製造方法

Country Status (2)

Country Link
JP (1) JP7478399B2 (fr)
WO (1) WO2021177153A1 (fr)

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BI Jun et al.,Co-Precipitated Synthesis and Photoluminescence Properties of Ce3+ Activated Terbium Aluminum Garnet,Key Engineering Materials,2014年03月12日,Vol.602-603,pp.1028-1033
MENG Qinghuan et al.,Synthesis and luminescent properties of Tb3Al5O12:Ce3+ phosphors for warm white light emitting diode,Journal of Molecular Structure,2017年09月14日,Vol.1151, No.5,pp.112-116
NAKAUCHI Daisuke et al.,Effects of Ga substitution in Ce:Tb3GaxAl5-xO12 single crystals for scintillator applications,Japanese Journal of Applied Physics,日本,2017年12月01日,Vol.57, 02CB02,pp.1-5
ONISHI Yuya et al.,Photoluminescence properties of Tb3Al5O12:Ce3+ garnet synthesized by the metal organic decomposition,Optical Materials,2017年01月21日,Vol.64,pp.557-563

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JPWO2021177153A1 (fr) 2021-09-10
WO2021177153A1 (fr) 2021-09-10

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