MULTIPLEX DOPE LUTETIUM-BASED OXYORTHOSILICATE SCINTILLATOR HAVING ENHANCED RADIATION RESISTANCE

PROBLEM TO BE SOLVED: To provide a co-dope and multiplex co-dope lutetium-based oxyorthosilicate scintillator (crystal and ceramic) having improved photonic property such as improved radiation resistance.SOLUTION: The present invention relates to a series of multiplex dope cerium activated scintilla...

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Hauptverfasser:	FAOUZI ABDELMOUNAIME ZERROUK, YURI DMITRIVECH ZAVARTEV, SERGEI ALEXANDROVICH KUTOVOI, ZAGUMENNYI ALEXANDER IOSIFOVICH, MIKHAIL VASILEVICH ZAVERTYAEV, VALENTIN ALEKSEEVICH KOZLOV
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ADHESIVES AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE APPARATUS THEREFOR CHEMISTRY CRYSTAL GROWTH DYES MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE REFINING BY ZONE-MELTING OF MATERIAL SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE SINGLE-CRYSTAL-GROWTH UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a co-dope and multiplex co-dope lutetium-based oxyorthosilicate scintillator (crystal and ceramic) having improved photonic property such as improved radiation resistance.SOLUTION: The present invention relates to a series of multiplex dope cerium activated scintillation material of a solid solution mainly containing rare earth silicate, containing lutetium and having a composition represented by the chemical formula:(LuACeSi)MeJOand (LuACeSi)MeJO. The present invention is useful for detection of an element particle and an atom core in high energy physics, atomic industry; medical, positron emission tomography (TOF PET and DOI PET scanner) and single photon emission type computer tomography (SPECT), positron emission tomography with magnetic resonance imaging method (PET/MR); X ray computer fluorography; airport security system and non-destruction test of a solid structure such as gamma ray system for inspection of track and container for cargo.SELECTED DRAWING: None 【課題】改善された耐放射線性などの改善されたフォトニック特性を有する共ドープおよび多重共ドープルテチウム系オキシオルトシリケートシンチレータ（結晶およびセラミックス）を提供する。【解決手段】本発明は、希土類シリケートを主成分とし、ルテチウムを含み、化学式：（Ｌｕ２−ｗ−ｘ＋２ｙＡｗＣｅｘＳｉ１−ｙ）１−ｚＭｅｚＪｊＯｑおよび（Ｌｕ２−ｗ−ｘ−２ｙＡｗＣｅｘＳｉ１＋ｙ）１−ｚＭｅｚＪｊＯｑで表される組成を有する固溶体の一連の多重ドープセリウム活性化シンチレーション材料に関する。本発明は、高エネルギー物理学における素粒子および原子核の検出、原子力産業；医療、陽電子放射断層撮影法（ＴＯＦＰＥＴおよびＤＯＩＰＥＴスキャナー）および単光子放射型コンピューター断層撮影法（ＳＰＥＣＴ）、磁気共鳴画像法を有する陽電子放射断層撮影法（ＰＥＴ／ＭＲ）；Ｘ線コンピューターフルオログラフィー；空港セキュリティシステム、トラックおよび貨物用コンテナの検査用のガンマ線システムなどの固体構造の非破壊試験に有用である。【選択図】なし