Phys.Rev.Lett. 132, 062701 (2024)

W.Fox, R.Longland, C.Marshall, F.P.Chaves

High Resolution Study of ⁴⁰Ca to Constrain Potassium Nucleosynthesis in NGC 2419

NUCLEAR REACTIONS ³⁹K(³He, d)⁴⁰Ca, E=21 MeV; measured reaction products; deduced σ(θ), energies, J, π, spectroscopic factors, and proton partial widths, resonance parameters. Comparison with ENSDF library. The 10 MV FN tandem Van de Graaff accelerator, the Enge Split-Pole Spectrograph at the Triangle Universities Nuclear Laboratory (TUNL).

doi: 10.1103/PhysRevLett.132.062701