About ICHIKAWA HISASHI
About YAMAZAWA HIROMI
About MORIIZUMI JUN
About HIRAO SHIGEKAZU
About 日本原子力学会秋の大会予稿集(CD-ROM)
About solid scintillation detector
About Radioactivity
About environmental radioactivity
About Environmental Monitoring
About depth distribution
About soil
About gamma-ray spectrum
About Background Radiation
About radioisotope
About NaI scintillation detector
About activity concentration
About natural radioactive nuclide
About bathymetrical distribution
About natural radionuclide
About Environmental contamination and its prevention
About NaI
About Tl
About 土壌
About 放射能濃度
About 深度分布
About 推定法