NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = L.E.Weghorn Found 2 matches. 2023SU03 Phys.Lett. B 839, 137801 (2023) L.J.Sun, C.Fry, B.Davids, N.Esker, C.Wrede, M.Alcorta, S.Bhattacharjee, M.Bowry, B.A.Brown, T.Budner, R.Caballero-Folch, L.Evitts, M.Friedman, A.B.Garnsworthy, B.E.Glassman, G.Hackman, J.Henderson, O.S.Kirsebom, J.Lighthall, P.Machule, J.Measures, M.Moukaddam, J.Park, C.Pearson, D.Perez-Loureiro, C.Ruiz, P.Ruotsalainen, J.Smallcombe, J.K.Smith, D.Southall, J.Surbrook, L.E.Weghorn, M.Williams First application of Markov chain Monte Carlo-based Bayesian data analysis to the Doppler-shift attenuation method NUCLEAR REACTIONS 3He(32S, α)31S, E=128 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, T1/2, resonances. Comparison with the shell-model code NuShellX calculations. Modern Markov chain Monte Carlo-based Bayesian statistical techniques. The Doppler Shift Lifetimes (DSL2) facility at the TRIUMF Isotope Separator and Accelerator (ISAC-II) facility.
doi: 10.1016/j.physletb.2023.137801
2021FR05 Phys.Rev. C 103, 045802 (2021) B.Frentz, A.Aprahamian, A.M.Clark, R.J.deBoer, C.Dulal, J.D.Enright, J.Gorres, S.L.Henderson, J.D.Hinnefeld, K.B.Howard, R.Kelmar, K.Lee, L.Morales, S.Moylan, Z.Rahman, W.Tan, L.E.Weghorn, M.Wiescher Lifetime measurements of excited states in 15O NUCLEAR REACTIONS 14N(p, γ)15O, E=1020, 1570 keV; measured Eγ, Iγ, half-lives of 5.18-, 6.17- and 6.79-MeV levels in 15O by Doppler-shift attenuation method (DSAM) using three separate, nitrogen-implanted targets with Mo, Ta, and W backings at the Nuclear Science Laboratory (NSL) of University of Notre Dame. Comparison with previous half-life measurements. Monte Carlo simulations of Doppler-shift attenuation factors. R-matrix analysis of asymptotic normalization constants (ANCs) and radiative widths Γγ using AZURE2 code for g.s. and levels between 6793 and 9609 keV, including half-lives measured in the present work and experimental data in literature. Relevance to CNO chain of reactions and uncertainty in the 14N(p, γ)15O reaction rate.
doi: 10.1103/PhysRevC.103.045802
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