NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = J.Dermigny Found 6 matches. 2022DO04 Phys.Rev. C 105, 055804 (2022) L.N.Downen, C.Iliadis, A.E.Champagne, T.B.Clegg, A.Coc, J.Dermigny Thermonuclear reaction rate of 29Si(p, γ)30P NUCLEAR REACTIONS 29Si(p, γ), E(cm)=200-420 keV; measured Eγ, Iγ, γγ-coin; deduced resonance energies, resonance strengths. 30P; deduced levels, J, π, branching ratios. 29Si(p, γ), T=0.01-5.0 GK; deduced total thermonuclear reaction rates. Investigated the influence of possibly unobserved resonances on the reaction rates. Comparison to other experimental data. HPGe detector surrounded by a 16-segment NaI(Tl) annulus comprising LENA γγ-coincidence spectrometer at TUNL.
doi: 10.1103/PhysRevC.105.055804
2020DE26 Phys.Rev. C 102, 014609 (2020) J.Dermigny, C.Iliadis, A.Champagne, R.Longland Thermonuclear reaction rate of 30Si (p, γ) 31P NUCLEAR REACTIONS 30Si(p, γ)31P, E=434.6, 501.1, 621.7 keV; measured Eγ, Iγ, γγ-coin using JN Van de Graaff electrostatic accelerator at LENA-TUNL facility; deduced γ-ray branching ratios for primary γ rays from the resonance states from singles and coincidence data, resonance strength, thermonuclear reaction rates in the T=0.01-10 GK range. Comparison with previous experimental results. Relevance to Mg-K anticorrelation observed in the globular cluster NGC 2419.
doi: 10.1103/PhysRevC.102.014609
2018LO17 Phys.Rev. C 98, 025802 (2018) R.Longland, J.Dermigny, C.Marshall Reaction rates for the 39K (p, γ) 40Ca reaction NUCLEAR REACTIONS 39K(p, γ)40Ca; 39K(p, α)36Ar; analyzed, compiled and evaluated data for energies and strengths of proton- and α-resonances. 39K(p, γ)40Ca, T9=0.010-10.0; deduced astrophysical reaction rates corresponding to the 16th, 50th, and 84th percentiles of the Monte Carlo probability density distributions.Discussed Mg-K anticorrelation in the globular cluster NGC 2419.
doi: 10.1103/PhysRevC.98.025802
2017KE01 Phys.Rev. C 95, 015806 (2017) K.J.Kelly, A.E.Champagne, L.N.Downen, J.R.Dermigny, S.Hunt, C.Iliadis, A.L.Cooper New measurements of low-energy resonances in the 22Ne (p, γ) 23Na reaction NUCLEAR REACTIONS 22Ne(p, γ), E=165, 192, 425, 441 keV; measured Eγ, Iγ, γγ-coin for resonances and direct capture process using HPGe-NaI detectors and plastic scintillator cosmic ray veto at LENA-TUNL facility. 23Na; deduced levels, resonance strengths, σγ for direct capture state, γ-ray branching ratios from singles and coincidence γ-ray data for resonant states, thermonuclear reaction rates.
doi: 10.1103/PhysRevC.95.015806
2017TI07 Nucl.Instrum.Methods Phys.Res. A871, 66 (2017) A.Tillett, J.Dermigny, M.Emamian, Y.Tonin, I.Bucay, R.L.Smith, M.Darken, C.Dearing, M.Orbon, C.Iliadis A low-background γγ-coincidence spectrometer for radioisotope studies RADIOACTIVITY 26Al(EC); measured decay products, Eγ, Iγ, γ-γ-coin; deduced cosmogenic activity, decay constant. Comparison with available data.
doi: 10.1016/j.nima.2017.07.057
2016DE36 Nucl.Instrum.Methods Phys.Res. 830, 427 (2016) J.R.Dermigny, C.Iliadis, M.Q.Buckner, K.J.Kelly γ-Ray spectroscopy using a binned likelihood approach NUCLEAR REACTIONS 18O, 25Mg(p, γ), E not given; measured reaction products, Eγ, Iγ; deduced a novel data-analysis method for γ-ray spectroscopy, resonance parameters. Comparison with Monte Carlo calculations.
doi: 10.1016/j.nima.2016.06.017
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