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NSR database version of April 11, 2024.

Search: Author = C.Iliadis

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2023IL01      Phys.Rev. C 107, 044610 (2023)

C.Iliadis

Laboratory electron screening in nuclear resonance reactions

NUCLEAR REACTIONS 17O(p, γ), E(cm)=64.5 keV;18O(p, γ), (p, α), E(cm)=90 keV;22Ne(p, γ), E=149.4 keV;25Mg(p, γ), E(cm)=92.2 keV;27Al(p, γ), E(cm)=956 keV;176Lu(p, n), E=805 keV; calculated electron screening factors, lengths, and potentials for narrow resonances, shift in resonance energy caused by electron screening for the case of 27Al(p, γ) and 176Lu(p, n) reactions. Comparison to the values derived from the published data.

doi: 10.1103/PhysRevC.107.044610
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2769. Data from this article have been entered in the XUNDL database. For more information, click here.


2022GR04      Phys.Rev. C 106, 014308 (2022)

D.Gribble, C.Iliadis, R.V.F.Janssens, U.Friman-Gayer, Krishichayan, S.Finch

Investigation of 11B and 40Ca levels at 8-9 MeV by nuclear resonance fluorescence

NUCLEAR REACTIONS 11B, 40Ca(polarized γ, γ'), E=8-9 MeV nearly monoenergetic and linearly polarized photon beams from the HIγS facility at TUNL; measured Eγ, Iγ, γ(θ, pol) using three HPGe detectors. 11B, 40Ca; deduced levels, J, π, polarization asymmetries, and branching ratios. 11B; analyzed γ-ray multipolarity mixing ratios using (polarized γ, γ') data from the present experiment and those from 2009Ru04: Phys. Rev. C 79, 047601. Discussed relationship of different phase conventions in nuclear resonance fluorescence (NRF) experiments.

doi: 10.1103/PhysRevC.106.014308
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2022IL04      Phys.Rev. C 106, 055802 (2022)

C.Iliadis, V.Palanivelrajan, R.S.de Souza

Bayesian estimation of the S factor and thermonuclear reaction rate for 16O(p, γ)17F

NUCLEAR REACTIONS 16O(p, γ), E=0.002-2.5 MeV; analyzed data from several studies, analyzed S-factors by Bayesian R-matrix fit; calculated astrophysical S-factor, thermonuclear astrophysical reaction rates (range 0.003-3.5 GK). R-matrix approximation with Bayesian model. Single-particle model employing a Woods-Saxon potential.

doi: 10.1103/PhysRevC.106.055802
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2022LO05      Phys.Rev. C 105, L042801 (2022)

G.Lotay, D.T.Doherty, R.V.F.Janssens, D.Seweryniak, H.M.Albers, S.Almaraz-Calderon, M.P.Carpenter, A.E.Champagne, C.J.Chiara, C.R.Hoffman, C.Iliadis, A.Kankainen, T.Lauritsen, S.Zhu

Revised decay properties of the key 93-keV resonance in the 25Mg(p, γ) reaction and its influence on the MgAl cycle in astrophysical environments

NUCLEAR REACTIONS 11B(16O, n), E=19 MeV; measured Eγ, Iγ, γ(θ), γγγ-coin. 26Al; deduced levels J, π, branchings. Obtained ground state branching for 93-keV resonance of 25Mg+p system which corresponds to 6398 keV level in 26Al. Comparison to other experimental data. Discussed impact on the production of cosmic γ rays. Gammasphere array with 99 detectors at ATLAS accelerator (ANL).

doi: 10.1103/PhysRevC.105.L042801
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2021IL01      Eur.Phys.J. A 57, 190 (2021)

C.Iliadis, U.Friman-Gayer

Linear polarization-direction correlations in γ-ray scattering experiments

doi: 10.1140/epja/s10050-021-00472-1
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2021MO31      Astrophys.J. 923, 49 (2021)

J.Moscoso, R.S.de Souza, A.Coc, C.Iliadis

Bayesian Estimation of the D(p, γ)3He Thermonuclear Reaction Rate

NUCLEAR REACTIONS 2H(p, γ), E<1 MeV; analyzed available data; deduced S-factor, reaction rates and their uncertainties.

doi: 10.3847/1538-4357/ac1db0
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2578. Data from this article have been entered in the XUNDL database. For more information, click here.


2019DE03      Phys.Rev. C 99, 014619 (2019)

R.S.de Souza, S.R.Boston, A.Coc, C.Iliadis

Thermonuclear fusion rates for tritium + deuterium using Bayesian methods

NUCLEAR REACTIONS 3H(d, n), E=5-270 keV; compiled data from several studies, analyzed S-factors by Bayesian R-matrix fit; calculated astrophysical S-factors using the single-level, two-channel approximation, marginalized posterior of the S-factor, S-factor normalization factors, densities for the electron screening potential, thermonuclear reaction rates for temperatures of 0.001 to 1.0 GK, and reactivities for kT=0.2 to 50.0 keV. R-matrix approximation with Bayesian model. Relevance to future commercial fusion reactors, and Big Bang nucleosynthesis.

doi: 10.1103/PhysRevC.99.014619
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2019HU08      Phys.Rev. C 99, 045804 (2019)

S.Hunt, C.Iliadis, A.Champagne, L.Downen, A.Cooper

New measurement of the Elabα = 0.83 MeV resonance in 22Ne(α, γ)26Mg

NUCLEAR REACTIONS 22Ne(α, γ)26Mg, E=815, 904 keV; 22Ne(p, γ)23Na, E=479 keV; measured Eγ, Iγ, γγ-coin using HPGe and NaI(Tl) detectors at the JN Van de Graaff accelerator of the Laboratory for Experimental Nuclear Astrophysics (LENA); deduced yield curves for 479-keV proton resonance in 23Na. 26Mg; deduced level, precise energy of the 830-keV resonance by γγ-coin method, resonance strength. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.99.045804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2399. Data from this article have been entered in the XUNDL database. For more information, click here.


2019IL02      Phys.Rev. C 99, 065809 (2019)

C.Iliadis

Calculation of resonance energies from Q values

NUCLEAR REACTIONS 36Ar(p, γ), at T9=0.01-1; calculated thermonuclear reaction rates including energy shift to reaction Q values from electron binding energies, and compared with rates calculated without the electron binding energy shift; deduced 2-keV shift in the energy of the lowest-lying resonance in 37K. Discussed systematic bias introduced by adopting tabulated Q values based on atomic mass difference for the calculation of center-of-mass resonance energies which does not account for the difference in total electron binding energies before and after the nuclear interaction.

doi: 10.1103/PhysRevC.99.065809
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2017AR04      Prog.Part.Nucl.Phys. 94, 1 (2017)

A.Arcones, D.W.Bardayan, T.C.Beers, L.A.Bernstein, J.C.Blackmon, B.Messer, B.A.Brown, E.F.Brown, C.R.Brune, A.E.Champagne, A.Chieffi, A.J.Couture, P.Danielewicz, R.Diehl, M.El Eid, J.E.Escher, B.D.Fields, C.Frohlich, F.Herwig, W.R.Hix, C.Iliadis, W.G.Lynch, G.C.McLaughlin, B.S.Meyer, A.Mezzacappa, F.Nunes, B.W.O'Shea, M.Prakash, B.Pritychenko, S.Reddy, E.Rehm, G.Rogachev, R.E.Rutledge, H.Schatz, M.S.Smith, I.H.Stairs, A.W.Steiner, T.E.Strohmayer, F.X.Timmes, D.M.Townsley, M.Wiescher, R.G.T.Zegers, M.Zingale

White paper on nuclear astrophysics and low energy nuclear physics Part 1: Nuclear astrophysics

doi: 10.1016/j.ppnp.2016.12.003
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2254. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2016DA05      Phys.Rev. C 94, 025803 (2016)

S.Daigle, K.J.Kelly, A.E.Champagne, M.Q.Buckner, C.Iliadis, C.Howard

Measurement of the Ec.m.r = 259 keV resonance in the 14N(p, g)15O reaction

NUCLEAR REACTIONS 14N(p, γ)15O, E=270-310 keV; measured Eγ, Iγ using an HPGe detector and APEX array of NaI(Tl) detectors at LENA-TUNL facility. 15O; deduced levels, resonances, γ-ray branching ratios from the decay of the 259-keV proton resonance, resonance strength. Comparison with previous experimental data.

doi: 10.1103/PhysRevC.94.025803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2238. Data from this article have been entered in the XUNDL database. For more information, click here.


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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Data from this article have been entered in the XUNDL database. For more information, click here.


2015BU02      Phys.Rev. C 91, 015812 (2015)

M.Q.Buckner, C.Iliadis, K.J.Kelly, L.N.Downen, A.E.Champagne, J.M.Cesaratto, C.Howard, R.Longland

High-intensity-beam study of 17O(p, γ)18F and thermonuclear reaction rates for 17O + p

NUCLEAR REACTIONS 17O(p, γ), E=170-530 keV; measured Eγ, Iγ, γγ-coin at LENA-TUNL facility. 18F; deduced levels, J, π, resonances, γ branching ratios from resonance capture, and from direct capture as function of E(p), resonance strengths, total S(E) factors. 17O(p, γ), (p, α); deduced thermonuclear reaction rates. Comparison with previous results.

doi: 10.1103/PhysRevC.91.015812
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2155. Data from this article have been entered in the XUNDL database. For more information, click here.


2014MO39      Phys.Rev. C 90, 065806 (2014)

P.Mohr, R.Longland, C.Iliadis

Thermonuclear reaction rate of 18Ne(α, p)21Na from Monte Carlo calculations

NUCLEAR REACTIONS 18Ne(α, p), E=1-3 MeV; analyzed resonance strengths for α resonances in 22Mg from 40 keV to 5 MeV, astrophysical S(E) factor; deduced reaction rates for T9=0.1-3.0 using Monte Carlo method. Comparison with previous reaction rates.

doi: 10.1103/PhysRevC.90.065806
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2013CE04      Phys.Rev. C 88, 065806 (2013)

J.M.Cesaratto, A.E.Champagne, M.Q.Buckner, T.B.Clegg, S.Daigle, C.Howard, C.Iliadis, R.Longland, J.R.Newton, B.M.Oginni

Measurement of the Erc.m.=138 keV resonance in the 23Na(p, γ)24Mg reaction and the abundance of sodium in AGB stars

NUCLEAR REACTIONS 23Na(p, γ)24Mg, E<500 keV; measured Eγ, Iγ, on resonance γγ-coin spectra using ECRIS ion source at LENA-TUNL accelerator facility; deduced upper limit on the strength of the 138-keV proton resonance, probability density of the final 23Na abundance, (p, α)/(p, γ) reaction rate ratio, correlations between the final abundance of 23Na in AGB stars and the rate-variation factor. 23Na(p, α)20Ne, E at T9=0.010-10.0; deduced reaction rates for 138-keV resonance. Performed one-zone post-processing nucleosynthesis calculations.

doi: 10.1103/PhysRevC.88.065806
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2076.


2013PA19      Prog.Part.Nucl.Phys. 68, 225 (2013)

A.Parikh, J.Jose, G.Sala, C.Iliadis

Nucleosynthesis in type I X-ray bursts

doi: 10.1016/j.ppnp.2012.11.002
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2013PO05      Phys.Rev. C 88, 015808 (2013)

I.Pogrebnyak, C.Howard, C.Iliadis, R.Longland, G.E.Mitchell

Mean proton and α-particle reduced widths of the Porter-Thomas distribution and astrophysical applications

NUCLEAR REACTIONS 27Al, 31P, 35Cl, 39K(p, α); 33S, 35Cl, 39K, 42Ca, 44Ca, 46Ti, 48Ti, 50Cr, 52Cr, 54Cr, 54Fe, 56Fe, 60Ni, 64Zn, 66Zn(p, p); analyzed previous experimental resonance data collected at TUNL facility. 28Si, 32S, 34Cl, 36Ar, 40Ca, 43,45Sc, 47,49V, 51,53,55Mn, 55,57Co, 61Cu, 65Ge, 67Ga; deduced mean reduced proton width and α widths. Porter-Thomas distributions. 40Ti(α, γ)44Ti; deduced thermonuclear reaction rates based on mean reduced α widths. Impact on 44Ti abundance in core-collapse novae.

doi: 10.1103/PhysRevC.88.015808
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2013RA23      Phys.Rev.Lett. 111, 112501 (2013)

R.Raut, A.P.Tonchev, G.Rusev, W.Tornow, C.Iliadis, M.Lugaro, J.Buntain, S.Goriely, J.H.Kelley, R.Schwengner, A.Banu, N.Tsoneva

Cross-Section Measurements of the 86Kr(γ, n) Reaction to Probe the s-Process Branching at 85Kr

NUCLEAR REACTIONS 86Kr, 197Au(γ, n), E<9.86-13 MeV; measured reaction products, Eγ, Iγ; deduced σ for direct and inverse reactions, 82,86Kr isotopic ratios. Comparison with HFB+QRPA calculations, TALYS code.

doi: 10.1103/PhysRevLett.111.112501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0174.


2012AR01      Phys.Rev. C 85, 044605 (2012)

C.W.Arnold, T.B.Clegg, C.Iliadis, H.J.Karwowski, G.C.Rich, J.R.Tompkins, C.R.Howell

Cross-section measurement of 9Be(γ, n)8Be and implications for α+α+n → 9Be in the r process

NUCLEAR REACTIONS 9Be(γ, n)8Be, E=1.5-5.2 MeV; measured neutron spectra, Eγ, σ(E) using HIγS facility at TUNL. 9Be; deduced resonance energies, neutron and gamma widths, B(E1), B(M1), neutron branching ratios. Deduced astrophysical reaction rate for 4He(αn, γ)9Be reaction for r-process nucleosynthesis sites. Comparison with previous studies using (γ, n) and (e, e') reactions.

doi: 10.1103/PhysRevC.85.044605
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0171. Data from this article have been entered in the XUNDL database. For more information, click here.


2012BU16      Phys.Rev. C 86, 065804 (2012)

M.Q.Buckner, C.Iliadis, J.M.Cesaratto, C.Howard, T.B.Clegg, A.E.Champagne, S.Daigle

Thermonuclear reaction rate of 18O(p, γ)19F

NUCLEAR REACTIONS 18O(p, γ)19F, E=95 keV; measured Eγ, Iγ, γγ-coin; deduced resonance strength, direct capture S factor using LENA facility. Improved thermonuclear reaction rates.

doi: 10.1103/PhysRevC.86.065804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1964. Data from this article have been entered in the XUNDL database. For more information, click here.


2012LO07      Phys.Rev. C 85, 065809 (2012)

R.Longland, C.Iliadis, A.I.Karakas

Reaction rates for the s-process neutron source 22Ne + α

NUCLEAR REACTIONS 22Ne(α, n)25Mg, 22Ne(α, γ)26Mg, E=830-2040 keV; analyzed resonance strengths, resonance energies, spectroscopic factors, partial widths; deduced astrophysical reactions rates, reaction rate probability densities, nucleosynthesis uncertainties; calculated element abundances. Monte Carlo sampling. Relevance to s-process nucleosynthesis in massive and AGB stars.

doi: 10.1103/PhysRevC.85.065809
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2012LO11      J.Phys.:Conf.Ser. 337, 012047 (2012)

R.Longland, C.Iliadis

Current Status of the 22Ne+α s-Process Neutron Source

NUCLEAR REACTIONS 22Ne(α, γ), (α, n), E≈10 keV-1 MeV; re-analyzed, evaluated reaction rates; calculated isotopic abundances vs mass.

doi: 10.1088/1742-6596/337/1/012047
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2012MO17      Nucl.Instrum.Methods Phys.Res. A688, 62 (2012)

P.Mohr, C.Iliadis

Recommended cross-section of the 16O(p, γ)17F reaction below 2.5 MeV: A potential tool for quantitative analysis and depth profiling of oxygen

NUCLEAR REACTIONS 16O(p, γ), E=0.5-2.5 MeV; analyzed available data; deduced recommended σ and uncertainties. Comparison with available data.

doi: 10.1016/j.nima.2012.05.084
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2050.


2012RA21      J.Phys.:Conf.Ser. 337, 012048 (2012)

R.Raut, A.Banu, C.Iliadis, J.H.Kelley, G.Rusev, R.Schwengner, A.P.Tonchev, W.Tornow

Cross-Section Measurements of the 86Kr(γ, n) Reaction to Probe the s-Process Branching at 85Kr

NUCLEAR REACTIONS 86Kr(γ, n), E=9.970, 10.115, 10.170, 10.290, 10.360, 10.490, 11.005 MeV; measured En, In using 3He proportional counters; deduced σ; calculated σ using TALYS code with different parameter sets.

doi: 10.1088/1742-6596/337/1/012048
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2011JO06      Rep.Prog.Phys. 74, 096901 (2011)

J.Jose, C.Iliadis

Nuclear astrophysics: the unfinished quest for the origin of the elements

doi: 10.1088/0034-4885/74/9/096901
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2011OG02      Phys.Rev. C 83, 025802 (2011)

B.M.Oginni, C.Iliadis, A.E.Champagne

Theoretical evaluation of the reaction rates for 26Al(n, p)26Mg and 26Al(n, α)23Na

NUCLEAR REACTIONS 26Al(n, p)26Mg, E=0.01-10 MeV; 26Al(n, α)23Na, E=0.01-10 MeV; evaluated σ, fractional contribution to total σ, astrophysical reaction rates using EMPIRE, TALYS, and NON-SMOKER codes. Effects of different level density models and optical model potentials.

doi: 10.1103/PhysRevC.83.025802
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2010DE29      Phys.Rev. C 82, 025802 (2010)

R.J.de Boer, M.Wiescher, J.Gorres, R.Longland, C.Iliadis, G.Rusev, A.P.Tonchev

Photoexcitation of astrophysically important states in 26Mg. II. Ground-state-transition partial widths

NUCLEAR REACTIONS 26Mg(γ, γ'), E=10.5-11.7 MeV; measured Eγ, Iγ; deduced levels, J, π, resonances, branching ratios, total widths, partial widths. GEANT4 Monte-Carlo simulation of γ-ray spectra. Relevance to predictions of neutron production for the s-process in nucleosynthesis.

doi: 10.1103/PhysRevC.82.025802
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010IL04      Nucl.Phys. A841, 31 (2010)

C.Iliadis, R.Longland, A.E.Champagne, A.Coc, R.Fitzgerald

Charged-particle thermonuclear reaction rates: II. Tables and graphs of reaction rates and probability density functions

NUCLEAR REACTIONS 14C, 16,17,18O, 17,18F, 19,20,21,22Ne, 21,22,23Na, 22,23,24,25,26Mg, 23,24,25,26,27Al, 26,27,28,29,30Si, 27,29,31P, 30,31,32S, 31,32,35Cl, 34,35,36Ar, 35K, 39,40Ca(p, γ), 14C, 14,15N, 15,16,18O, 20,22Ne, 24Mg(α, γ), 17,18O, 18F, 23Na, 27Al, 31P, 35Cl(p, α), 22Ne(α, n), E(cm)≤ 15 MeV; analyzed/evaluated total thermonuclear reaction rates. Tabulations from T=0.01-10 GK given.

doi: 10.1016/j.nuclphysa.2010.04.009
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2010IL05      Nucl.Phys. A841, 251 (2010)

C.Iliadis, R.Longland, A.E.Champagne, A.Coc

Charged-particle thermonuclear reaction rates: III. Nuclear physics input

doi: 10.1016/j.nuclphysa.2010.04.010
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2010IL06      Nucl.Phys. A841, 323 (2010)

C.Iliadis, R.Longland, A.E.Champagne, A.Coc

Charged-particle thermonuclear reaction rates: IV. Comparison to previous work

NUCLEAR REACTIONS 14C, 16,17,18O, 17,18F, 19,20,21,22Ne, 21,22,23Na, 22,23,24,25,26Mg, 23,24,25,26,27Al, 26,27,28,29,30Si, 27,29,31P, 30,31,32S, 31,32,35Cl, 34,35,36Ar, 35K, 39,40Ca(p, γ), 14C, 14,15N, 15,16,18O, 20,22Ne, 24Mg(α, γ), 17,18O, 18F, 23Na, 27Al, 31P, 35Cl(p, α), 22Ne(α, n), E(cm)≤ 15 MeV; analyzed/evaluated total thermonuclear reaction rates. Graphical comparison with other data from T=0.01-10 GK.

doi: 10.1016/j.nuclphysa.2010.04.012
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2010LO05      Phys.Rev. C 81, 055804 (2010)

R.Longland, C.Iliadis, J.M.Cesaratto, A.E.Champagne, S.Daigle, J.R.Newton, R.Fitzgerald

Resonance strength in 22Ne(p, γ)23Na from depth profiling in aluminum

NUCLEAR REACTIONS 22Ne, 27Al(p, γ), E=400-505 keV; measured Eγ, Iγ, yields and resonance strengths. Comparison with previous data. Relevance to of resonance strengths in the 22Ne(p, γ)23Na hydrogen-burning reaction and in the 22Ne(α, γ) s-process neutron-source reactions.

doi: 10.1103/PhysRevC.81.055804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1804. Data from this article have been entered in the XUNDL database. For more information, click here.


2010LO11      Nucl.Phys. A841, 1 (2010)

R.Longland, C.Iliadis, A.E.Champagne, J.R.Newton, C.Ugalde, A.Coc, R.Fitzgerald

Charged-particle thermonuclear reaction rates: I. Monte Carlo method and statistical distributions

doi: 10.1016/j.nuclphysa.2010.04.008
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2010NE03      Phys.Rev. C 81, 045801 (2010)

J.R.Newton, C.Iliadis, A.E.Champagne, J.M.Cesaratto, S.Daigle, R.Longland

Measurement of 17O(p, γ)18F between the narrow resonances at Erlab=193 and 519 keV

NUCLEAR REACTIONS 17O(p, γ)18O, E=151, 275, 300, 325, 400, 450, 500, 519 keV; measured Eγ, Iγ; deduced levels, total yields, σ, and total S factors. Compared with previous work.

doi: 10.1103/PhysRevC.81.045801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1796. Data from this article have been entered in the XUNDL database. For more information, click here.


2009LO06      Phys.Rev. C 80, 055803 (2009)

R.Longland, C.Iliadis, G.Rusev, A.P.Tonchev, R.J.de Boer, J.Gorres, M.Wiescher

Photoexcitation of astrophysically important states in 26Mg

NUCLEAR REACTIONS 26Mg(polarized γ, γ'), E=10.8, 11.0, 11.2, 11.4 MeV; measured Eγ, Iγ, and γγ(θ) at TUNL HIγS facility. 26Mg; deduced levels, J, π, and branching ratios. Comparison with Monte Carlo simulations. Implications for the reaction rates for 22Ne(α, γ)26Mg of astrophysical interest.

doi: 10.1103/PhysRevC.80.055803
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2009PA18      Phys.Rev. C 79, 045802 (2009)

A.Parikh, J.Jose, C.Iliadis, F.Moreno, T.Rauscher

Impact of uncertainties in reaction Q values on nucleosynthesis in type I x-ray bursts

NUCLEAR REACTIONS 25Si, 26P, 30S, 42Ti, 45,46Cr, 50Fe, 55Ni, 60Zn, 64Ge, 68Se, 89Ru, 98Cd, 105,106Sn(p, γ); calculated Q-values. A=1-113, Z=1-50; calculated yields and abundances using K04, F08, S01 and XRB models for, long, short, high temperature, low temperature, low Z and high Z. Implications for nucleosynthesis in type I x-ray bursts.

doi: 10.1103/PhysRevC.79.045802
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2008IL02      Phys.Rev. C 77, 045802 (2008)

C.Iliadis, C.Angulo, P.Descouvemont, M.Lugaro, P.Mohr

New reaction rate for 16O(p, γ)17F and its influence on the oxygen isotopic ratios in massive AGB stars

NUCLEAR REACTIONS 16O(p, γ), E<3.5 MeV; evaluated σ, deduced astrophysical S-factor, reaction rate. Compared with rate of 17O(p, α) reaction.

doi: 10.1103/PhysRevC.77.045802
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2008NE10      Phys.Rev. C 78, 025805 (2008)

J.R.Newton, R.Longland, C.Iliadis

Matching of experimental and statistical-model thermonuclear reaction rates at high temperatures

NUCLEAR REACTIONS 20Ne, 24Mg(α, γ), E=0-2000 keV; 21,22Ne, 23Na, 24,25,26Mg, 27Al, 28,29,30Si, 31P, 32S, 35Cl, 36Ar, 40Ca(p, γ), E=thermal; 23Na, 27Al, 31P, 35Cl(p, α), E=thermal; calculated stellar reaction rates.

doi: 10.1103/PhysRevC.78.025805
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2007NE07      Phys.Rev. C 75, 045801 (2007)

J.R.Newton, C.Iliadis, A.E.Champagne, A.Coc, Y.Parpottas, C.Ugalde

Gamow peak in thermonuclear reactions at high temperatures

NUCLEAR REACTIONS 27Al(p, γ), 24Mg(α, γ), E not given; calculated reaction rates, resonance contributions. 21,22Ne, 23Na, 25,26Mg, 27Al, 29,30Si, 31P, 35Cl(p, γ), E ≈ 0-2.5 MeV; calculated Gamow peak vs effective thermonuclear energy range.

doi: 10.1103/PhysRevC.75.045801
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2007NE08      Phys.Rev. C 75, 055808 (2007)

J.R.Newton, C.Iliadis, A.E.Champagne, R.Longland, C.Ugalde

Remeasurement of the 193 keV resonance in 17O(p, α)14N

NUCLEAR REACTIONS 17O(p, α), E=140-210 keV; measured yields and resonance strength for the 193 keV resonance.

doi: 10.1103/PhysRevC.75.055808
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2007UG01      Phys.Rev. C 76, 025802 (2007)

C.Ugalde, A.E.Champagne, S.Daigle, C.Iliadis, R.Longland, J.R.Newton, E.Osenbaugh-Stewart, J.A.Clark, C.Deibel, A.Parikh, P.D.Parker, C.Wrede

Experimental evidence for a natural parity state in 26Mg and its impact on the production of neutrons for the s process

NUCLEAR REACTIONS 22Ne(6Li, d), E=30 MeV; measured deuteron energy spectra. 26Mg deduced level energies.

doi: 10.1103/PhysRevC.76.025802
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2006JO13      Nucl.Phys. A777, 550 (2006)

J.Jose, M.Hernanz, C.Iliadis

Nucleosynthesis in classical novae

doi: 10.1016/j.nuclphysa.2005.02.121
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2005FO03      Phys.Rev. C 71, 055801 (2005)

C.Fox, C.Iliadis, A.E.Champagne, R.P.Fitzgerald, R.Longland, J.Newton, J.Pollanen, R.Runkle

Thermonuclear reaction rate of 17O(p, γ)18F

NUCLEAR REACTIONS 17O(p, γ), E=140-540 keV; measured Eγ, Iγ; deduced resonance parameters, excitation functions, thermonuclear reaction rates.

doi: 10.1103/PhysRevC.71.055801
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2005IL02      Nucl.Phys. A758, 73c (2005)

C.Iliadis, A.E.Champagne

Nuclear Astrophysics: Direct measurements with stable beams

NUCLEAR REACTIONS 17O(p, γ), E ≈ 190, 519 keV; measured Eγ, Iγ; deduced resonance excitation functions. 23Na(p, γ), E ≈ 150 keV; measured Eγ, Iγ, γγ-coin; deduced resonance strength upper limit. Astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2005.05.019
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2005IL03      J.Phys.(London) G31, S1785 (2005)

C.Iliadis, A.Champagne, J.Jose

Explosive hydrogen burning of 23Na in classical novae

NUCLEAR REACTIONS 23Na(p, γ), (p, α), E=130-155 keV; measured Eγ, Iγ; deduced resonance strength upper limits, astrophysical reaction rates.

doi: 10.1088/0954-3899/31/10/073
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2005RU04      Phys.Rev.Lett. 94, 082503 (2005)

R.C.Runkle, A.E.Champagne, C.Angulo, C.Fox, C.Iliadis, R.Longland, J.Pollanen

Direct Measurement of the 14N(p, γ)15O S Factor

NUCLEAR REACTIONS 14N(p, γ), E=155-524 keV; measured Eγ, excitation function; deduced S-factor. R-matrix analysis, astrophysical implications discussed.

doi: 10.1103/PhysRevLett.94.082503
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2004BL21      Nucl.Phys. A746, 365c (2004)

J.C.Blackmon, D.W.Bardayan, C.R.Brune, F.Carstoiu, A.E.Champagne, R.Crespo, T.Davinson, J.C.Fernandes, C.A.Gagliardi, U.Greife, C.J.Gross, P.A.Hausladen, C.Iliadis, C.C.Jewett, R.L.Kozub, T.A.Lewis, F.Liang, B.H.Moazen, A.M.Mukhamedzhanov, C.D.Nesaraja, F.M.Nunes, P.D.Parker, D.C.Radford, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, L.Trache, R.E.Tribble, P.J.Woods, C.-H.Yu

The 17F(p, γ)18Ne direct capture cross section

NUCLEAR REACTIONS 12C, 14N(17F, 17F), E=170 MeV; 14N(17F, 18Ne), E=170 MeV; measured σ(θ).

doi: 10.1016/j.nuclphysa.2004.09.054
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2004FO12      Phys.Rev.Lett. 93, 081102 (2004)

C.Fox, C.Iliadis, A.E.Champagne, A.Coc, J.Jose, R.Longland, J.Newton, J.Pollanen, R.Runkle

Explosive Hydrogen Burning of 17O in Classical Novae

NUCLEAR REACTIONS 17O(p, γ), E=180-210 keV; measured reaction products, Eγ, Iγ; deduced γ-ray yields, resonance parameters, reaction rates. 1 MV Van de Graaff accelerator, the Laboratory for Experimental Nuclear Astrophysics, located at the Triangle Universities Nuclear Laboratory

doi: 10.1103/PhysRevLett.93.081102
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2004HA50      Phys.Rev. C 70, 045802 (2004)

S.E.Hale, A.E.Champagne, C.Iliadis, V.Y.Hansper, D.C.Powell, J.C.Blackmon

Investigation of the 23Na(p, γ)24Mg and 23Na(p, α)20Ne reactions via (3He, d) spectroscopy

NUCLEAR REACTIONS 23Na(3He, d), E=20 MeV; measured deuteron spectra, σ(E, θ). 24Mg deduced levels, J, π, spectroscopic factors. 23Na(p, γ), (p, α), E=low; deduced resonance features, reaction rates. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.70.045802
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2004IL02      Phys.Rev. C 69, 064305 (2004)

C.Iliadis, M.Wiescher

Spectroscopic factors from direct proton capture

NUCLEAR REACTIONS 16,17,18O, 20,22Ne, 24Mg, 27Al, 28Si, 32S, 40Ca(p, γ), E ≈ 800-1900 keV; 16,17,18O, 24Mg, 32S(3He, d), E=15, 25 MeV; analyzed data; deduced spectroscopic factors. Comparison of direct capture and transfer reaction results.

doi: 10.1103/PhysRevC.69.064305
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2003BA85      Nucl.Phys. A718, 505c (2003)

D.W.Bardayan, J.C.Blackmon, A.E.Champagne, A.K.Dummer, T.Davinson, U.Greife, D.Hill, C.Iliadis, B.A.Johnson, R.L.Kozub, C.S.Lee, M.S.Smith, P.J.Woods

Study of 26Si States Important for 26Al Nucleosynthesis in Novae

NUCLEAR REACTIONS 28Si(p, t), E=40, 42 MeV; measured σ(E, θ). 26Si deduced levels, J, π. Astrophysical implications discussed.

doi: 10.1016/S0375-9474(03)00825-X
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2003BA86      Nucl.Phys. A718, 590c (2003)

D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, A.E.Champagne, T.Davinson, R.Fitzgerald, W.R.Hix, C.Iliadis, R.L.Kozub, Z.Ma, S.Parete-Koon, P.D.Parker, N.Shu, M.S.Smith, P.J.Woods

Measurement of the 18F(p, α)15O Cross Section at Nova Energies

NUCLEAR REACTIONS 1H(18F, α), E(cm) ≈ 0.3-0.8 MeV; measured σ; deduced resonance parameters. 18F(p, α), E(cm) ≈ 0.2-1.0 MeV; deduced σ.

doi: 10.1016/S0375-9474(03)00873-X
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2003BL12      Nucl.Phys. A718, 587c (2003)

J.C.Blackmon, D.W.Bardayan, C.R.Brune, A.E.Champagne, R.Crespo, T.Davinson, J.C.Fernandes, C.A.Gagliardi, U.Greife, C.J.Gross, P.A.Hausladen, C.Iliadis, C.C.Jewett, R.L.Kozub, T.A.Lewis, F.Liang, B.H.Moazen, A.M.Mukhamedzhanov, C.D.Nesaraja, F.M.Nunes, P.D.Parker, D.C.Radford, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, L.Trache, R.E.Tribble, P.J.Woods, C.-H.Yu

The 17F(p, γ)18Ne Direct Capture Cross Section

NUCLEAR REACTIONS 14N(17F, 18Ne), E=170 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin, σ(θ).

doi: 10.1016/S0375-9474(03)00872-8
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2002BA25      Phys.Rev. C65, 032801 (2002)

D.W.Bardayan, J.C.Blackmon, A.E.Champagne, A.K.Dummer, T.Davinson, U.Greife, D.Hill, C.Iliadis, B.A.Johnson, R.L.Kozub, C.S.Lee, M.S.Smith, P.J.Woods

Astrophysically Important 26Si States Studied with the 28Si(p, t)26Si Reaction

NUCLEAR REACTIONS 28Si(p, t), E=40, 42 MeV; measured triton spectra, σ(θ). 26Si deduced levels, J, π. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.65.032801
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2002BB02      Phys.Rev.Lett. 89, 262501 (2002)

D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, A.E.Champagne, T.Davinson, R.Fitzgerald, W.R.Hix, C.Iliadis, R.L.Kozub, Z.Ma, S.Parete-Koon, P.D.Parker, N.Shu, M.S.Smith, P.J.Woods

Strength of the 18F(p, α)15O Resonance at Ec.m.=330 keV

NUCLEAR REACTIONS 1H(18F, α), E(cm)=330 keV; measured Eα, Iα(θ), σ; deduced resonance parameters. 18F(p, α), E=astrophysical; calculated reaction rates.

doi: 10.1103/PhysRevLett.89.262501
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2002BE87      Phys.Rev. C 66, 055804 (2002)

P.F.Bertone, A.E.Champagne, M.Boswell, C.Iliadis, S.E.Hale, V.Y.Hansper, D.C.Powell

14N(3He, d)15O as a probe of direct capture in the 14N(p, γ)15O reaction

NUCLEAR REACTIONS 14N(3He, d), E=20 MeV; measured deuteron spectra, σ(θ). 15O deduced spectroscopic factors, asymptotic normalization coefficients. 14N(p, γ), E(cm)=0-3.5 MeV; calculated astrophysical S-factors.

doi: 10.1103/PhysRevC.66.055804
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2002CH61      Phys.Rev. C 66, 064316 (2002)

J.C.Chow, J.D.King, N.P.T.Bateman, R.N.Boyd, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, A.C.Morton, J.Powell, A.Shotter

β-delayed particle decay of 17Ne into p+α+12C through the isobaric analog state in 17F

RADIOACTIVITY 17Ne(β+α), (β+p); measured Ep, Eα pα(12C)-coin following decay of intermediate IAS state; deduced branching ratios. 17F deduced branching ratios for particle decay from IAS.

doi: 10.1103/PhysRevC.66.064316
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2002HA03      Phys.Rev. C65, 015801 (2002)

S.E.Hale, A.E.Champagne, C.Iliadis, V.Y.Hansper, D.C.Powell, J.C.Blackmon

Investigation of the 22Ne(p, γ)23Na Reaction via (3He, d) Spectroscopy

NUCLEAR REACTIONS 22Ne(3He, d), E=20 MeV; measured deuteron spectra, σ(θ). 23Na levels deduced spectroscopic factors. 22Ne(p, γ), E=spectrum; deduced astrophysical reaction rates. 22Ne(3He, 3He), E=20 MeV; measured σ(θ).

doi: 10.1103/PhysRevC.65.015801
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2002IL05      Astrophys.J.Suppl.Ser. 142, 105 (2002)

Ch.Iliadis, A.Champagne, J.Jose, S.Starrfield, P.Tupper

The Effects of Thermonuclear Reaction-Rate Variations on Nova Nucleosynthesis: A Sensitivity Study

NUCLEAR REACTIONS 3He, 7Be, 15O(α, γ), 7Be, 8B, 12,13C, 13,14,15N, 16,17,18O(p, γ), 15N, 17O, 18,19F, 23Na(p, α), 17,18F, 19,20,21,22Ne, 21,22,23Na, 23,24,25Mg(p, γ), E not given; calculated astrophysical abundances; deduced impact of σ and reaction rates uncertainties.

doi: 10.1086/341400
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2002MO19      Nucl.Phys. A706, 15 (2002)

A.C.Morton, J.C.Chow, J.D.King, R.N.Boyd, N.P.T.Bateman, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, W.Galster, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, J.Powell, G.Roy, A.Shotter

Beta-Delayed Particle Decay of 17Ne

RADIOACTIVITY 17Ne(β+p), (β+α); measured Ep, Eα, pγ-coin, angular correlations; deduced log ft, Gamow-Teller strength. 17F deduced levels, J, π, particle decay branching ratios.

doi: 10.1016/S0375-9474(02)00862-X
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2002RO13      Nucl.Instrum.Methods Phys.Res. A480, 610 (2002)

C.Rowland, C.Iliadis, A.E.Champagne, A.K.Dummer, R.Fitzgerald, E.C.T.Harley, J.Mosher, R.Runkle

Studies of Weak Capture-γ-Ray Resonances via Coincidence Techniques

NUCLEAR REACTIONS 26Mg(p, γ), E < 350 keV; measured Eγ, Iγ, γγ-coin.

doi: 10.1016/S0168-9002(01)01231-1
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2002RO22      Phys.Rev. C65, 064609 (2002)

C.Rowland, C.Iliadis, A.E.Champagne, J.Mosher

Measurement of the ER = 338 keV Resonance Strength for 23Na(p, α)20Ne

NUCLEAR REACTIONS 23Na(p, α), (p, p), E < 480 keV; measured Eα, Ep, yields. 23Na(p, α), E ≈ 338 keV; deduced resonance strength. Comparison with previous results.

doi: 10.1103/PhysRevC.65.064609
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2002RU11      Phys.Rev. C66, 022801 (2002)

R.C.Runkle, A.E.Champagne, C.Fox, C.Iliadis, J.Pollanen, A.Stephan, C.Westerfeldt

Search for a resonance in the 14N(p, γ) 15O reaction at E p =127 keV

NUCLEAR REACTIONS 14N(p, γ), E=135-300 keV; measured Eγ, Iγ; deduced resonance strength upper limit.

doi: 10.1103/PhysRevC.66.022801
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2001BA17      Phys.Rev. C63, 035803 (2001)

N.Bateman, K.Abe, G.Ball, L.Buchmann, J.Chow, J.M.D'Auria, Y.Fuchi, C.Iliadis, H.Ishiyama, K.P.Jackson, S.Karataglidis, S.Kato, S.Kubono, K.Kumagai, M.Kurokawa, X.Liu, S.Michimasa, P.Strasser, M.H.Tanaka

Measurement of the 24Mg(p, t)22Mg Reaction and Implications for the 21Na(p, γ)22Mg Stellar Reaction Rate

NUCLEAR REACTIONS 24Mg(p, t), E=37.925 MeV; measured particle spectra. 22Mg deduced levels, possible J, π. 21Na(p, γ), E not given; deduced astrophysical reaction rates. Shell model calculations.

doi: 10.1103/PhysRevC.63.035803
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2001BE57      Phys.Rev.Lett. 87, 152501 (2001)

P.F.Bertone, A.E.Champagne, D.C.Powell, C.Iliadis, S.E.Hale, V.Y.Hansper

Lifetime of the 6793-keV State in 15O

NUCLEAR REACTIONS 14N(p, γ), E=300 keV; measured Eγ, Iγ, DSA. 15O levels deduced T1/2. Astrophysical implications discussed.

doi: 10.1103/PhysRevLett.87.152501
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2001IL02      Astrophys.J.Suppl.Ser. 134, 151 (2001)

C.Iliadis, J.M.D'Auria, S.Starrfield, W.J.Thompson, M.Wiescher

Proton-Induced Thermonuclear Reaction Rates for A = 20-40 Nuclei

NUCLEAR REACTIONS 20,21,22Ne, 20,21,22,23Na, 22,23,24,25,26Mg, 23,24,25,26,27Al, 26,27,28,29,30Si, 27,28,29,30,31P, 30,31,32,33,34S, 31,32,33,34,35Cl, 34,35,36Ar, 35,36,37,38,39K, 39,40Ca(p, γ), E=low; 23Na, 27Al, 31P, 35Cl, 39K(p, α), E=low; compiled, analyzed astrophysical reaction rates.

doi: 10.1086/320364
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2001ST18      Nucl.Phys. A688, 110c (2001)

S.Starrfield, C.Iliadis, J.W.Truran, M.Wiescher, W.M.Sparks

Nuclear Reaction Rates and the Nova Outburst

NUCLEAR STRUCTURE 12,13C, 14,15N, 22Na, 26,27Al, 32S; analyzed, surveyed astrophysical nuclear reaction rates; deduced nova luminosity, yields.

doi: 10.1016/S0375-9474(01)00679-0
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2000GE09      Phys.Rev. C61, 064310 (2000)

E.Gete, L.Buchmann, R.E.Azuma, D.Anthony, N.Bateman, J.C.Chow, J.M.D'Auria, M.Dombsky, U.Giesen, C.Iliadis, K.P.Jackson, J.D.King, D.F.Measday, A.C.Morton

β-Delayed Particle Decay of 9C and the A = 9, T = 1/2 Nuclear System: Experiment, data, and phenomenological analysis

RADIOACTIVITY 9C(β+); measured Eβ, Iβ, β-delayed particle spectra, coincidences, angular correlations. 9B levels deduced excitation and decay branching ratios.

doi: 10.1103/PhysRevC.61.064310
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2000HA06      Phys.Rev. C61, 028801 (2000)

V.Y.Hansper, A.E.Champagne, S.E.Hale, C.Iliadis, D.C.Powell

Measurement of the 40Ca(3He, t)40Sc Reaction

NUCLEAR REACTIONS 40Ca(3He, t), E=26 MeV; measured triton spectra. 40Sc deduced levels, resonances. Comparison with proton capture results.

doi: 10.1103/PhysRevC.61.028801
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1999IL01      Astrophys.J. 524, 434 (1999)

C.Iliadis, P.M.Endt, N.Prantzos, W.J.Thompson

Explosive Hydrogen Burning of 27Si, 31S, 35Ar, and 39Ca in Novae and X-Ray Bursts

NUCLEAR REACTIONS 27Si, 31S, 35Ar, 39Ca(p, γ), E not given; calculated astrophysical reaction rates vs temperature.

doi: 10.1086/307778
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1999PO25      Nucl.Phys. A660, 349 (1999)

D.C.Powell, C.Iliadis, A.E.Champagne, C.A.Grossmann, S.E.Hale, V.Y.Hansper, L.K.McLean

Reaction Rate of 24Mg(p, γ)25Al

NUCLEAR REACTIONS 24Mg(p, γ), E=0.2-1.7 MeV; measured Eγ, Iγ, DSA; deduced proton, γ-ray resonances partial widths, strengths, stellar reaction rates.

doi: 10.1016/S0375-9474(99)00390-5
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1999TH03      Nucl.Phys. A647, 259 (1999)

W.J.Thompson, C.Iliadis

Error Analysis for Resonant Thermonuclear Reaction Rates

NUCLEAR REACTIONS 32S, 39Ca(p, γ), E not given; analyzed resonance data; deduced reaction rates, uncertainties. Astrophysical implications discussed.

doi: 10.1016/S0375-9474(98)00617-4
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1998CH05      Phys.Rev. C57, R475 (1998)

J.C.Chow, A.C.Morton, R.E.Azuma, N.Bateman, R.N.Boyd, L.Buchmann, J.M.D'Auria, T.Davinson, M.Dombsky, W.Galster, E.Gete, U.Giesen, C.Iliadis, K.P.Jackson, J.D.King, G.Roy, T.Shoppa, A.Shotter

Three-Particle Breakup of the Isobaric Analog State in 17F

RADIOACTIVITY 17Ne(β+) [from Mg, O(p, X)]; measured β-delayed pα(12C)-coin. 17F deduced IAS p, α branching ratios. Implications for stellar helium burning discussed.

doi: 10.1103/PhysRevC.57.R475
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1998HE25      Phys.Rev. C58, 1798 (1998)

H.Herndl, M.Fantini, C.Iliadis, P.M.Endt, H.Oberhummer

Thermonuclear Reaction Rate of 23Mg(p, γ)24Al

NUCLEAR REACTIONS 23Mg(p, γ), E not given; calculated reaction rate vs stellar temperature; deduced parameters. Comparison with previous results. Astrophysical implications.

doi: 10.1103/PhysRevC.58.1798
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1998PO20      Nucl.Phys. A644, 263 (1998)

D.C.Powell, C.Iliadis, A.E.Champagne, S.E.Hale, V.Y.Hansper, R.A.Surman, K.D.Veal

Low-Energy Resonance Strengths for Proton Capture on Mg and Al Nuclei

NUCLEAR REACTIONS 24,25,26Mg, 27Al(p, p), E ≈ 330-450 MeV; measured σ(θ). 24,25,26Mg, 27Al(p, γ), E ≈ 330-450 MeV; measured Eγ, Iγ; deduced γ-ray brancing ratios, resonance strengths.

doi: 10.1016/S0375-9474(98)00593-4
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1998UT02      Phys.Rev. C57, 2731 (1998); Erratum Phys.Rev. C58, 1354 (1998)

S.Utku, J.G.Ross, N.P.T.Bateman, D.W.Bardayan, A.A.Chen, J.Gorres, A.J.Howard, C.Iliadis, P.D.Parker, M.S.Smith, R.B.Vogelaar, M.Wiescher, K.Yildiz

Breakout from the Hot CNO Cycle: The 18F(p, γ) vs 18F(p, α) branching ratio

NUCLEAR REACTIONS 19F(3He, t), (3He, tα), (3He, pt), E=29.8 MeV; 16O(6Li, t), (6Li, 3He), E=32 MeV; measured particle spectra, tp-, tα-coin; deduced reaction rates for 18F + p. 19F deduced levels, resonance features. Astrophysical implications.

doi: 10.1103/PhysRevC.57.2731
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1997IL02      Nucl.Phys. A618, 166 (1997)

C.Iliadis

Proton Single-Particle Reduced Widths for Unbound States

NUCLEAR REACTIONS 12C, 23Na, 31P, 40Ca(p, p), E ≤ 1 MeV; calculated single particle reduced widths vs E. Comparison of partial proton widths from optical models, R-matrix methods.

doi: 10.1016/S0375-9474(97)00065-1
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1997IL03      Nucl.Phys. A621, 211c (1997)

C.Iliadis, R.E.Azuma, J.Chow, J.D.King, A.C.Morton, L.Buchmann, M.Dombsky, K.P.Jackson, J.M.D'Auria, U.Giesen, J.G.Ross, H.Schatz, M.Wiescher

Decay Studies of Importance to Explosive Hydrogen Burning

RADIOACTIVITY 36K(β+p), (β+α) [from Ca(p, X), E=500 MeV]; measured α-, proton spectra; deduced log ft. 36Ar deduced α-emitting resonance.

doi: 10.1016/S0375-9474(97)00240-6
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1997KI19      Nucl.Phys. A621, 169c (1997)

J.D.King, R.E.Azuma, C.Iliadis, A.C.Morton, L.Buchmann, M.Dombsky, K.P.Jackson, J.M.D'Auria, U.Giesen, G.Roy, T.Davinson, A.Shotter, W.Galster, R.N.Boyd

Investigation of the 12C(α, γ)16O Reaction Via the β-Delayed Proton Decay of 17Ne

RADIOACTIVITY 17Ne(β+p); measured β-delayed proton spectra, pγ-coin. 16O levels deduced β-delayed proton branching ratios. Implications for 12C(α, γ) reaction.

doi: 10.1016/S0375-9474(97)00232-7
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1996IL01      Phys.Rev. C53, 475 (1996)

C.Iliadis, L.Buchmann, P.M.Endt, H.Herndl, M.Wiescher

New Stellar Reaction Rates for 25Mg(p, γ)26Al and 25Al(p, γ)26Si

NUCLEAR REACTIONS 25Mg(3He, d), E=18 MeV; 27Al(3He, α), 24Mg(3He, n), E not given; analyzed σ(θ); deduced 25Mg, 25Al(p, γ) stellar reaction rates. 26Al deduced levels, J, π, T, spectroscopic factors, resonance parameters, γ-branching ratios. 26Mg, 26Si deduced Coulomb displacement energies. Shell model.

doi: 10.1103/PhysRevC.53.475
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1996IL02      Nucl.Phys. A609, 237 (1996)

C.Iliadis, R.E.Azuma, L.Buchmann, J.Chow, J.M.D'Auria, M.Dombsky, U.Giesen, J.D.King, A.C.Morton

Beta-Delayed Particle Decay of 36K

RADIOACTIVITY 36K(β+); measured decay products, β-delayed Ep, Ip, Eα, Iα. 36Ar; deduced levels, particle branching ratios, associated log ft upper limits. Microchannel plate in back-to-back geometry, surface barrier detector.

doi: 10.1016/0375-9474(96)00297-7
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1995RO22      Phys.Rev. C52, 1681 (1995)

J.G.Ross, J.Gorres, C.Iliadis, S.Vouzoukas, M.Wiescher, R.B.Vogelaar, S.Utku, N.P.T.Bateman, P.D.Parker

Indirect Study of Low-Energy Resonances in 31P(p, α)28Si and 35Cl(p, α)32S

NUCLEAR REACTIONS 31P, 35Cl(3He, d), E=25 MeV; measured particle spectra, γd-, (particle)d-coin; deduced (p, γ), (p, α) reaction rates for 31P, 35Cl. 36Ar deduced levels Γ, J, π, T. 32S deduced levels Γ, J, π, T, resonance strength.

doi: 10.1103/PhysRevC.52.1681
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0794.


1994IL01      Nucl.Phys. A571, 132 (1994)

C.Iliadis, J.Gorres, J.G.Ross, K.W.Scheller, M.Wiescher, R.E.Azuma, G.Roters, H.P.Trautvetter, H.C.Evans

Explosive Hydrogen Burning of 35Cl

NUCLEAR REACTIONS 35Cl(3He, d), E=15 MeV; measured σ(θ), σ(Ed). 32S(6Li, d), E=32 MeV; measured σ(Ed). 32S(α, γ), E ≈ resonance; measured Eγ, Iγ. 35Cl(p, γ), E ≈ 200-800 keV; measured γ yield vs E , stellar rates. 35Cl(p, X), E=177 keV; measured particle spectra. 36Ar deduced levels, J, π, L, spectroscopic factors, γ-branching ratios, resonance strengths. Deduced no evidence for (p, α) reactions.

doi: 10.1016/0375-9474(94)90345-X
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0908.


1994VO12      Phys.Rev. C50, 1185 (1994)

S.Vouzoukas, C.P.Browne, U.Giesen, J.Gorres, S.M.Graff, H.Herndl, C.Iliadis, L.O.Lamm, J.Meissner, J.G.Ross, K.Scheller, L.van Wormer, M.Wiescher, A.A.Rollefson

Reaction Rate for 31S(p, γ)32Cl and Its Influence on the SiP Cycle in Hot Stellar Hydrogen Burning

NUCLEAR REACTIONS 32S(3He, t), E=22.5-25 MeV; measured σ(Et), σ(θ); deduced 31S(p, γ) reaction rate, hot stellar hydrogen burning implications. 32Cl deduced level, J, π, C2S, Γγ.

doi: 10.1103/PhysRevC.50.1185
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1993GI04      Nucl.Phys. A561, 95 (1993)

U.Giesen, C.P.Browne, J.Gorres, S.Graff, C.Iliadis, H.-P.Trautvetter, M.Wiescher, V.Harms, K.L.Kratz, B.Pfeiffer, R.E.Azuma, M.Buckby, J.D.King

The Astrophysical Implications of Low-Energy Resonances in 22Ne + α

NUCLEAR REACTIONS 22Ne(6Li, d), E=32 MeV; measured σ(θ), σ(Ed). 22Ne(α, n), E=0.6-9 MeV; measured neutron yield vs E; deduced model parameters, resonance yield, reaction rates. 26Mg deduced resonances, J, π, α-spectroscopic factors, resonance strength.

doi: 10.1016/0375-9474(93)90167-V
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetT0084.


1993IL01      Nucl.Phys. A559, 83 (1993)

C.Iliadis, J.Gorres, J.G.Ross, K.W.Scheller, M.Wiescher, C.Grama, Th.Schange, H.P.Trautvetter, H.C.Evans

Explosive Hydrogen Burning of 31P

NUCLEAR REACTIONS, ICPND 31P(p, γ), (p, α), E=160-370 keV; 28Si(α, γ), E=2.4-2.6 MeV; measured γ yield vs E; deduced stellar reaction rates, temperature dependence. 32S deduced proton thershold state features.

doi: 10.1016/0375-9474(93)90181-V
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1993IL02      Phys.Rev. C48, R1479 (1993)

C.Iliadis, J.Hohne, F.Kappeler, J.Meissner, H.P.Trautvetter, M.Wiescher

Measurement of the Resonance at E(R) = 1422 keV in 36Ar(p, γ)37K

NUCLEAR REACTIONS 36Ar(p, γ), E=0.90-1.45 MeV; measured γ yield, θγ=45°, Eγ, Iγ. 37K deduced level, Γγ/Γp, resonance strength, Gamow-Teller transition strength.

doi: 10.1103/PhysRevC.48.R1479
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1992IL01      Nucl.Phys. A539, 97 (1992)

C.Iliadis, U.Giesen, J.Gorres, M.Wiescher, S.M.Graff, R.E.Azuma, C.A.Barnes

Direct Proton Capture on 32S

NUCLEAR REACTIONS, ICPND 32S(p, γ), E=0.4-2 MeV; measured Eγ, Iγ, absolute γ yield vs E; deduced stellar reaction rate. 33Cl levels deduced C2S.

doi: 10.1016/0375-9474(92)90237-E
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0795.


1992IL03      Phys.Rev. C45, 2989 (1992)

C.Iliadis, J.G.Ross, J.Gorres, M.Wiescher, S.M.Graff, R.E.Azuma

Reaction 36Ar(p, γ)37K in Explosive Hydrogen Burning

NUCLEAR REACTIONS, ICPND 36Ar(p, γ), E=0.32-0.93 MeV; measured Eγ, Iγ, γ yield vs E; calculated thermonuclear reaction rate vs temperature. 37K levels deduced branching ratios, resonance strength.

doi: 10.1103/PhysRevC.45.2989
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0108.


1991IL01      Nucl.Phys. A533, 153 (1991)

C.Iliadis, U.Giesen, J.Gorres, S.Graff, M.Wiescher, R.E.Azuma, J.King, M.Buckby, C.A.Barnes, T.R.Wang

The Reaction Branching 31P(p, γ)/31P(p, α) in the rp-Process

NUCLEAR REACTIONS, ICPND 31P(p, γ), E=0.28-0.62 MeV; 31P(p, α), E=0.28-0.45 MeV; measured σ(E), relative yield. 32S, 28Si deduced resonances, J, π, resonance strengths. Hauser-Feshbach calculations.

doi: 10.1016/0375-9474(91)90824-P
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0793.


1990IL01      Nucl.Phys. A512, 509 (1990)

Ch.Iliadis, Th.Schange, C.Rolfs, U.Schroder, E.Somorjai, H.P.Trautvetter, K.Wolke, P.M.Endt, S.W.Kikstra, A.E.Champagne, M.Arnould, G.Paulus

Low-Energy Resonances in 25Mg(p, γ)26Al, 26Mg(p, γ)27Al and 27Al(p, γ)28Si

NUCLEAR REACTIONS 25,26Mg, 27Al(p, γ), E < 340 keV; measured γ-spectra, γ-branchings. 26,27Al, 28Si deduced resonances, J, π, Γ, γ-branching ratios.

doi: 10.1016/0375-9474(90)90084-Y
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