Phys.Rev. C 93, 024320 (2016)

Y.Shiga, K.Yoneda, D.Steppenbeck, N.Aoi, P.Doornenbal, J.Lee, H.Liu, M.Matsushita, S.Takeuchi, H.Wang, H.Baba, P.Bednarczyk, Zs.Dombradi, Zs.Fulop, S.Go, T.Hashimoto, M.Honma, E.Ideguchi, K.Ieki, K.Kobayashi, Y.Kondo, R.Minakata, T.Motobayashi, D.Nishimura, T.Otsuka, H.Otsu, H.Sakurai, N.Shimizu, D.Sohler, Y.Sun, A.Tamii, R.Tanaka, Z.Tian, Y.Tsunoda, Zs.Vajta, T.Yamamoto, X.Yang, Z.Yang, Y.Ye, R.Yokoyama, J.Zenihiro

Investigating nuclear shell structure in the vicinity of ⁷⁸Ni: Low-lying excited states in the neutron-rich isotopes ^{80, 82}Zn

NUCLEAR REACTIONS ⁹Be(⁸⁰Zn, ⁸⁰Zn'), (⁸¹Ga, ⁸⁰Zn), (⁸⁰Ga, ⁷⁸Zn), (⁸³Ge, ⁸²Ge), (⁸³As, ⁸²Ge), E=250 MeV/nucleon, [secondary ⁸⁰Zn, ^80,81Ga, ^82,83Ge, ⁸³As and other beams from ⁹Be(²³⁸U, X), E=345 MeV/nucleon primary reaction]; measured yields of reaction products, Eγ, Iγ, Doppler corrected γ rays, γγ-coin, level half-lives by line-shape analysis using BigRIPS separator, ZeroDegree spectrometer for particle identification and detection, and DALI2 array of NaI(Tl) detectors for γ rays at RIBF-RIKEN facility. ^76,78,80,82Zn, ⁸²Ge; deduced levels, J, π, B(E2), configurations. Comparison with previous experimental results, and with calculations using Monte Carlo shell-model (MCSM) and shell-model with JUN45 interaction. Systematics of energies of first 2+ and 4+ states and E(4+/2+) ratios in ^{74,76,78,80,82}Zn, ⁸²Ge, ⁸⁴Se, ⁸⁶Kr.

doi: 10.1103/PhysRevC.93.024320