Phys.Rev.Lett. 136, 152501 (2026)

M.A.Bentley, R.Taniuchi, R.Wadsworth, H.Iwasaki, D.D.Dao, F.Nowacki, M.J.Basson, T.Beck, B.Cederwall, J.Chen, S.Chen, J.Dobaczewski, M.Doncel, A.Douglas, P.Farris, A.Gade, S.A.Gillespie, A.M.Hill, D.G.Jenkins, J.Chung-Jung, S.M.Lenzi, W.Marshall, S.Paschalis, J.Pereira, X.Pereira-Lopez, M.Petri, R.Salinas, A.Sanchez, J.A.Swartz, C.Tinson, D.Weisshaar, K.Wimmer

Collapse of Nuclear Collectivity along the N=Z Line

NUCLEAR REACTIONS ⁹Be(⁸⁹Ru, X)⁸⁸Ru, (⁸⁸Tc, X)⁸⁸Ru, (⁸⁵Zr, X)⁸⁴Zr, E not given; ¹²C(¹²⁴Xe, X), E=227 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, initial and final states J, π, level T_1/2, B(E2) using the triple-foil plunger technique, quadrupole collectivity reduction. Comparison with theoretical calculations. The Triple Plunger for Exotic Beams (TRIPLEX) device, the GRETINA tracking array, the Advanced Rare Isotope Separator (ARIS) at the the FRIB linear accelerator.

doi: 10.1103/r6ns-ypw8