series of experiments were performed at the Institut Laue-Langevin high-power reactor facility. The FIPPS γ-ray spectrometer was used to perform complete low-spin spectroscopy of 42,43,44,45Ca isotopes in order to investigate the arise of shape coexistence in the Ca isotopic chain between the N = 20 and N = 28 shell closures. This article discusses some preliminary results on the even-even 42Ca nucleus and the search for excited 0+ states. The current study added 10 new levels and 109 new transitions to the existing γ decay scheme. Angular distribution analyses were also carried out for a number of transitions to determine the spin-parity of selected new levels.
Search for 0+ states in 42Ca / M. Luciani, S. Bottoni, N. Cieplicka-Oryńczak, S. Leoni, B. Fornal, C. Michelagnoli, L. Iskra, M. Jentschel, U. Köster, N. Mărginean, R. Mărginean, C. Mihai, P. Mutti, S. Pascu, C.A. Ur. - In: IL NUOVO CIMENTO C. - ISSN 2037-4909. - 48C:4(2025 Aug), pp. 200.1-200.4. [10.1393/ncc/i2025-25200-5]
Search for 0+ states in 42Ca
M. LucianiPrimo
;S. Bottoni;S. Leoni;
2025
Abstract
series of experiments were performed at the Institut Laue-Langevin high-power reactor facility. The FIPPS γ-ray spectrometer was used to perform complete low-spin spectroscopy of 42,43,44,45Ca isotopes in order to investigate the arise of shape coexistence in the Ca isotopic chain between the N = 20 and N = 28 shell closures. This article discusses some preliminary results on the even-even 42Ca nucleus and the search for excited 0+ states. The current study added 10 new levels and 109 new transitions to the existing γ decay scheme. Angular distribution analyses were also carried out for a number of transitions to determine the spin-parity of selected new levels.| File | Dimensione | Formato | |
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