JAERI-Conf 95-008, p.185 (1995)

S.Itoh, M.Yasuda, H.Yamamoto, T.Iida, A.Takahashi, K.Kawade

Measurement of Beta-Decay Half-lives of Short-lived Nuclei by Using High-rate Spectroscopy Amplifier

RADIOACTIVITY ¹⁶N(β^-) [from ¹⁶O(n, p), E=14 MeV];²⁰F(β^-) [from ²³Na(n, α), E=14 MeV];¹⁹O(β^-) [from ¹⁹F(n, p), E=14 MeV];⁶³Co(β^-) [from ⁶⁴Ni(n, np), E=14 MeV];¹⁶¹Gd(β^-) [from ¹⁶⁰Gd(n, γ), E thermal];¹⁷³Er(β^-) [from ¹⁷⁶Yb(n, α), E=14 MeV];¹⁷⁶Tm(β^-) [from ¹⁷⁶Yb(n, p), E=14 MeV];¹⁸⁶Ta(β^-) [from ¹⁸⁶W(n, p), E=14 MeV];⁸⁹Y(IT) [from ⁸⁹Y(n, n'), E=14 MeV];¹³⁹Ce(IT) [from ¹⁴⁰Ce(n, 2n), E=14 MeV];¹⁸⁵W(IT) [from ¹⁸⁶W(n, 2n), E=14 MeV]; measured decay products, Eγ, Iγ; deduced T_1/2. Comparison with available data.