Phys.Rev. C 94, 064311 (2016)

R.J.Carroll, B.Hadinia, C.Qi, D.T.Joss, R.D.Page, J.Uusitalo, K.Andgren, B.Cederwall, I.G.Darby, S.Eeckhaudt, T.Grahn, C.Gray-Jones, P.T.Greenlees, P.M.Jones, R.Julin, S.Juutinen, M.Leino, A.-P.Leppanen, M.Nyman, J.Pakarinen, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, D.Seweryniak, J.Simpson

Multiparticle configurations of excited states in ¹⁵⁵Lu

NUCLEAR REACTIONS ¹⁰²Pd(⁵⁸Ni, pα)¹⁵⁵Lu/¹⁵⁶Lu/¹⁵⁷Lu/¹⁵⁶Hf/¹⁵⁷Hf/¹⁵⁷Ta/¹⁵⁸Ta/¹⁵⁹Ta/¹⁵⁸W, E=255 MeV; measured reaction products, Eγ, Iγ, delayed γ, (recoils)(α)γγ-coin using RITU separator, JUROGAM array and GREAT spectrometer at Jyvaskyla Accelerator Laboratory. Recoil-decay tagging (RDT) technique. ¹⁵⁵Lu; deduced levels, J, π, multipolarity, configurations, anti-aligned 1+ interaction between h_11/2 protons and h_9/2 neutrons. Comparison with shell-model calculations. Systematics of excited states in odd-A N=84 isotones of ¹⁴⁹Tb, ¹⁵¹Ho, ¹⁵³Tm, ¹⁵⁵Lu, ¹⁵⁷Ta.

doi: 10.1103/PhysRevC.94.064311