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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP18793181UpriorityCriticalpatent/JPS5892654U/ja
Publication of JPS5892654UpublicationCriticalpatent/JPS5892654U/ja
Application grantedgrantedCritical
Publication of JPH0318914Y2publicationCriticalpatent/JPH0318914Y2/ja
A 4 pion beta-gamma coincidence counter for the absolute standardisation of radioactive foils and its use in the recalibration of the BNL standard thermal neutron flux(Recalibration of Berkley Nuclear Laboratories standard thermal neutron flux density using 4 pi beta gamma coincidence counter)