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MgF2-CaF2 BINARY SYSTEM SINTERED BODY FOR RADIATION MODERATOR AND METHOD FOR PRODUCING THE SAME
PROBLEM TO BE SOLVED: To provide a MgF-CaFbinary system sintered body for a radiation moderator having a dense polycrystalline structure, which is excellent in radiation moderation performance, especially in neutron moderation performance.SOLUTION: Provided is a MgF-CaFbinary system sintered body of a dense polycrystalline structure, which contains CaFin an amount of 0.2 to 90 wt% relative to MgF, has a bulk density of 2.96 g/cmor more, has mechanical strength of flexural strength of 15 MPa or more and a Vickers hardness of 90 or more, and is excellent in radiation moderation performance, especially in neutron moderation performance.SELECTED DRAWING: Figure 3
【課題】放射線減速性能、特に中性子線減速性能に優れた緻密な多結晶構造の放射線減速材用ＭｇＦ2−ＣａＦ2二元系焼結体の提供。【解決手段】ＭｇＦ2にＣａＦ2を０．２wt.％以上９０wt.％以下含み、その嵩密度が２．９６ｇ／ｃｍ３以上であり、曲げ強度が１５ＭＰａ以上、ビッカース硬度が９０以上の機械的強度を有する放射線減速性能、特に中性子線減速性能に優れた緻密な多結晶構造のＭｇＦ2−ＣａＦ2二元系焼結体。【選択図】図３
MgF2-CaF2 BINARY SYSTEM SINTERED BODY FOR RADIATION MODERATOR AND METHOD FOR PRODUCING THE SAME
PROBLEM TO BE SOLVED: To provide a MgF-CaFbinary system sintered body for a radiation moderator having a dense polycrystalline structure, which is excellent in radiation moderation performance, especially in neutron moderation performance.SOLUTION: Provided is a MgF-CaFbinary system sintered body of a dense polycrystalline structure, which contains CaFin an amount of 0.2 to 90 wt% relative to MgF, has a bulk density of 2.96 g/cmor more, has mechanical strength of flexural strength of 15 MPa or more and a Vickers hardness of 90 or more, and is excellent in radiation moderation performance, especially in neutron moderation performance.SELECTED DRAWING: Figure 3
【課題】放射線減速性能、特に中性子線減速性能に優れた緻密な多結晶構造の放射線減速材用ＭｇＦ2−ＣａＦ2二元系焼結体の提供。【解決手段】ＭｇＦ2にＣａＦ2を０．２wt.％以上９０wt.％以下含み、その嵩密度が２．９６ｇ／ｃｍ３以上であり、曲げ強度が１５ＭＰａ以上、ビッカース硬度が９０以上の機械的強度を有する放射線減速性能、特に中性子線減速性能に優れた緻密な多結晶構造のＭｇＦ2−ＣａＦ2二元系焼結体。【選択図】図３
MgF2-CaF2 BINARY SYSTEM SINTERED BODY FOR RADIATION MODERATOR AND METHOD FOR PRODUCING THE SAME
放射線減速材用ＭｇＦ２−ＣａＦ２二元系焼結体及びその製造方法
KUMADA HIROAKI (author) / NAKAMURA TETSUYUKI (author) / IKEDA TAKESHI (author) / SHIGEOKA TAKUJI (author)
2016-04-28
Patent
Electronic Resource
Japanese
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