JP4521929B2 - 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置 - Google Patents

蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置 Download PDF

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JP4521929B2
JP4521929B2 JP2000125513A JP2000125513A JP4521929B2 JP 4521929 B2 JP4521929 B2 JP 4521929B2 JP 2000125513 A JP2000125513 A JP 2000125513A JP 2000125513 A JP2000125513 A JP 2000125513A JP 4521929 B2 JP4521929 B2 JP 4521929B2
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ray
phosphor
detector
scintillator
present
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JP2001303048A (ja
JP2001303048A5 (enExample
Inventor
敞馗 山田
恒行 金井
孝明 古曳
一朗 三浦
誠 佐藤
稔 吉田
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Hitachi Healthcare Manufacturing Ltd
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Hitachi Medical Corp
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Priority to JP2000125513A priority Critical patent/JP4521929B2/ja
Priority to US10/258,543 priority patent/US6706213B2/en
Priority to PCT/JP2001/003263 priority patent/WO2001081500A1/ja
Priority to EP01919967.8A priority patent/EP1279717B1/en
Publication of JP2001303048A publication Critical patent/JP2001303048A/ja
Publication of JP2001303048A5 publication Critical patent/JP2001303048A5/ja
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7774—Aluminates
    • C—CHEMISTRY; METALLURGY
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3201—Alkali metal oxides or oxide-forming salts thereof
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Measurement Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2000125513A 2000-04-26 2000-04-26 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置 Expired - Lifetime JP4521929B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2000125513A JP4521929B2 (ja) 2000-04-26 2000-04-26 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置
US10/258,543 US6706213B2 (en) 2000-04-26 2001-04-17 Phosphor, radiation detector containing the same, and X-ray CT apparatus
PCT/JP2001/003263 WO2001081500A1 (fr) 2000-04-26 2001-04-17 Phosphore, detecteur de rayonnement contenant ce phosphore et appareil ct a rayons x
EP01919967.8A EP1279717B1 (en) 2000-04-26 2001-04-17 Phosphor, radiation detector containing the same, and x-ray ct apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000125513A JP4521929B2 (ja) 2000-04-26 2000-04-26 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置

Publications (3)

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JP2001303048A JP2001303048A (ja) 2001-10-31
JP2001303048A5 JP2001303048A5 (enExample) 2007-06-07
JP4521929B2 true JP4521929B2 (ja) 2010-08-11

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JP2000125513A Expired - Lifetime JP4521929B2 (ja) 2000-04-26 2000-04-26 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置

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US (1) US6706213B2 (enExample)
EP (1) EP1279717B1 (enExample)
JP (1) JP4521929B2 (enExample)
WO (1) WO2001081500A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4272973B2 (ja) * 2003-11-13 2009-06-03 Ｎｅｃライティング株式会社 真空紫外光励起緑色蛍光体材料およびそれを用いた発光素子
EP1829950B1 (en) * 2004-12-21 2017-04-05 Hitachi Metals, Ltd. Fluorescent material and method for preparation thereof, radiation detector using fluorescent material, and x-ray ct device
JP4692890B2 (ja) * 2006-02-14 2011-06-01 日立金属株式会社 蛍光材料およびそれを用いた放射線検出器
KR20090040450A (ko) * 2006-07-26 2009-04-24 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 발광 디바이스 및 이를 포함하는 시스템
CN101617023B (zh) 2007-02-02 2013-09-25 日立金属株式会社 荧光材料及采用该荧光材料的闪烁器和放射线检测器
KR100948108B1 (ko) 2007-10-04 2010-03-16 주식회사 뷰웍스 형광스크린 및 그 제조방법
JP5521412B2 (ja) 2008-07-31 2014-06-11 日立金属株式会社 蛍光材料およびそれを用いたシンチレータ並びに放射線検出器
US9360565B2 (en) * 2010-05-13 2016-06-07 Translucent, Inc. Radiation detector and fabrication process
US8815122B2 (en) 2010-10-29 2014-08-26 Hitachi Metals, Ltd. Polycrystalline scintillator for detecting soft X-rays
ES2599727T3 (es) * 2011-01-31 2017-02-02 Tohoku Techno Arch Co., Ltd. Cristal de tipo granate para centelleador y detector de radiación que utiliza el mismo
CN107076863A (zh) * 2014-09-25 2017-08-18 皇家飞利浦有限公司 用于生成光的陶瓷材料
CN108535770B (zh) * 2018-05-09 2024-01-02 同方威视技术股份有限公司 余辉检测装置和余辉检测方法
CN114296124B (zh) * 2021-12-30 2025-01-07 上海联影医疗科技股份有限公司 闪烁体余辉测试系统、方法、装置和电子设备
DE102022126560A1 (de) * 2022-10-12 2024-04-18 Ams-Osram International Gmbh Konversionsstoff, stoffgemisch, verfahren zur herstellung eines konversionsstoffs und strahlungsemittierendes bauelement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1589964A (en) * 1976-09-03 1981-05-20 Johnson Matthey Co Ltd Luminescent materials
CA2042147A1 (en) * 1990-06-29 1991-12-30 Veneta G. Tsoukala Hole-trap-compensated scintillator material
TW383508B (en) * 1996-07-29 2000-03-01 Nichia Kagaku Kogyo Kk Light emitting device and display
JP3938470B2 (ja) * 1997-12-24 2007-06-27 株式会社日立メディコ 蛍光体及びそれを用いた放射線検出器及びｘ線ｃｔ装置
DE19951790A1 (de) * 1999-10-27 2001-05-03 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Leuchtstoff für Lichtquellen und zugehörige Lichtquelle

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Publication number Publication date
EP1279717A4 (en) 2008-03-26
WO2001081500A1 (fr) 2001-11-01
JP2001303048A (ja) 2001-10-31
US6706213B2 (en) 2004-03-16
US20030141484A1 (en) 2003-07-31
EP1279717B1 (en) 2016-02-03
EP1279717A1 (en) 2003-01-29

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