Phys.Lett. B 871, 139983 (2025)

T.Tang, W.Mittig, Y.Ayyad, C.Hebborn, J.J.Kolata, P.O'Malley, T.Ahn, D.Bazin, M.Couder, A.Munoz-Ramos, K.Manukyan, Z.Maschuq, J.S.Randhawa, N.Rijal, G.H.Sargsyan, W.W.von Seeger

Alpha-decay width of a near proton-threshold resonance in the ⁷Li(α, α) channel

NUCLEAR REACTIONS ⁷Li(α, α), (α, α'), E=3.92-4.56 MeV; measured reaction products. ¹¹B; deduced elastic and inelastic scattering σ(θ), resonance parameters with R-matrix fitting, J, π. FN tandem electrostatic accelerator at the University of Notre Dame.

RADIOACTIVITY ¹¹B(α), ¹¹B(β^-p) [from ⁷Li(α, α), (α, α'), E=3.92-4.56 MeV]; measured decay products, Eα, Iα; deduced resonance parameters, α-decay width, 1/2⁺ state.

doi: 10.1016/j.physletb.2025.139983