NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = A.Champagne Found 103 matches. Showing 1 to 100. [Next]2023CO08 Nucl.Instrum.Methods Phys.Res. A1056, 168654 (2023) A.L.Cooper, S.Hunt, L.Downen, K.Setoodehnia, F.Portillo, C.Marshall, T.B.Clegg, A.E.Champagne, R.Longland Correlated characterization of 20Ne-implanted targets using nuclear reaction analysis, Rutherford backscattering spectrometry, and ion transport modeling NUCLEAR REACTIONS 20Ne(p, γ), E=1169 keV; 20Ne(α, α), E=2 MeV; measured reaction products, Eγ, Iγ; deduced resonance parameters, yields. The model FN tandem Van de Graaff accelerator at TUNL.
doi: 10.1016/j.nima.2023.168654
2023CO09 Nucl.Instrum.Methods Phys.Res. A1056, 168648 (2023) A.L.Cooper, S.Hunt, L.Downen, K.Setoodehnia, F.Portillo, C.Marshall, T.B.Clegg, A.E.Champagne, R.Longland 252Cf yield calibration method for nuclear material accountancy and safeguards practitioners RADIOACTIVITY 252Cf(SF); measured decay products, En, In; deduced neutron yields using passive neutron correlation counting (PNCC). The neutron source used in this evaluation was previously certified by the National Institutes of Science and Technology (NIST), which provides a reference for the accuracy of the PNCC method.
doi: 10.1016/j.nima.2023.168648
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
2022HO01 J.Phys.(London) G49, 010502 (2022) C.R.Howell, M.W.Ahmed, A.Afanasev, D.Alesini, J.R.M.Annand, A.Aprahamian, D.L.Balabanski, S.V.Benson, A.Bernstein, C.R.Brune, J.Byrd, B.E.Carlsten, A.E.Champagne, S.Chattopadhyay, D.Davis, E.J.Downie, J.M.Durham, G.Feldman, H.Gao, C.G.R.Geddes, H.W.Griesshammer, R.Hajima, H.Hao, D.Hornidge, J.Isaak, R.V.F.Janssens, D.P.Kendellen, M.Kovash, P.P.Martel, U.-G.Meissner, R.Miskimen, B.Pasquini, D.R.Phillips, N.Pietralla, D.Savran, M.R.Schindler, M.H.Sikora, W.M.Snow, R.P.Springer, C.Sun, C.Tang, B.Tiburzi, A.P.Tonchev, W.Tornow, C.A.Ur, D.Wang, H.R.Weller, V.Werner, Y.K.Wu, J.Yan, Z.Zhao, A.Zilges, F.Z.Zomer International workshop on next generation gamma-ray source
doi: 10.1088/1361-6471/ac2827
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
2022SC17 J.Phys.(London) G49, 110502 (2022) H.Schatz, A.D.Becerril Reyes, A.Best, E.F.Brown, K.Chatziioannou, K.A.Chipps, C.M.Deibel, R.Ezzeddine, D.K.Galloway, C.J.Hansen, F.Herwig, A.P.Ji, M.Lugaro, Z.Meisel, D.Norman, J.S.Read, L.F.Roberts, A.Spyrou, I.Tews, F.X.Timmes, C.Travaglio, N.Vassh, C.Abia, P.Adsley, S.Agarwal, M.Aliotta, W.Aoki, A.Arcones, A.Aryan, A.Bandyopadhyay, A.Banu, D.W.Bardayan, J.Barnes, A.Bauswein, T.C.Beers, J.Bishop, T.Boztepe, B.Cote, M.E.Caplan, A.E.Champagne, J.A.Clark, M.Couder, A.Couture, S.E.de Mink, S.Debnath, R.J.deBoer, J.den Hartogh, P.Denissenkov, V.Dexheimer, I.Dillmann, J.E.Escher, M.A.Famiano, R.Farmer, R.Fisher, C.Frohlich, A.Frebel, C.Fryer, G.Fuller, A.K.Ganguly, S.Ghosh, B.K.Gibson, T.Gorda, K.N.Gourgouliatos, V.Graber, M.Gupta, W.C.Haxton, A.Heger, W.R.Hix, W.C.G.Ho, E.M.Holmbeck, A.A.Hood, S.Huth, G.Imbriani, R.G.Izzard, R.Jain, H.Jayatissa, Z.Johnston, T.Kajino, A.Kankainen, G.G.Kiss, A.Kwiatkowski, M.La Cognata, A.M.Laird, L.Lamia, P.Landry, E.Laplace, K.D.Launey, D.Leahy, G.Leckenby, A.Lennarz, B.Longfellow, A.E.Lovell, W.G.Lynch, S.M.Lyons, K.Maeda, E.Masha, C.Matei, J.Merc, B.Messer, F.Montes, A.Mukherjee, M.R.Mumpower, D.Neto, B.Nevins, W.G.Newton, L.Q.Nguyen, K.Nishikawa, N.Nishimura, F.M.Nunes, E.O'Connor, B.W.O'Shea, W.-J.Ong, S.D.Pain, M.A.Pajkos, M.Pignatari, R.G.Pizzone, V.M.Placco, T.Plewa, B.Pritychenko, A.Psaltis, D.Puentes, Y.-Z.Qian, D.Radice, D.Rapagnani, B.M.Rebeiro, R.Reifarth, A.L.Richard, N.Rijal, I.U.Roederer, J.S.Rojo, J.S K, Y.Saito, A.Schwenk, M.L.Sergi, R.S.Sidhu, A.Simon, T.Sivarani, A.Skuladottir, M.S.Smith, A.Spiridon, T.M.Sprouse, S.Starrfield, A.W.Steiner, F.Strieder, I.Sultana, R.Surman, T.Szucs, A.Tawfik, F.Thielemann, L.Trache, R.Trappitsch, M.B.Tsang, A.Tumino, S.Upadhyayula, J.O.Valle Martinez, M.Van der Swaelmen, C.Viscasillas Vazquez, A.Watts, B.Wehmeyer, M.Wiescher, C.Wrede, J.Yoon, R.G.T.Zegers, M.A.Zermane, M.Zingale, the Horizon 2020 Collaborations Horizons: nuclear astrophysics in the 2020s and beyond
doi: https://dx.doi.org/10.1088/1361-6471/ac8890
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
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
2019PA21 Phys.Rev. C 99, 045807 (2019) S.N.Paneru, C.R.Brune, R.Giri, R.J.Livesay, U.Greife, J.C.Blackmon, D.W.Bardayan, K.A.Chipps, B.Davids, D.S.Connolly, K.Y.Chae, A.E.Champagne, C.Deibel, K.L.Jones, M.S.Johnson, R.L.Kozub, Z.Ma, C.D.Nesaraja, S.D.Pain, F.Sarazin, J.F.Shriner, D.W.Stracener, M.S.Smith, J.S.Thomas, D.W.Visser, C.Wrede s-wave scattering lengths for the 7Be + p system from an R-matrix analysis NUCLEAR REACTIONS 1H(7Be, 7Be), (7Be, 7Be'), E=4-27 MeV; 12C(7Be, 7Be), E=7, 14 meV; measured scattered ions, differential σ(θ) using (CH2)n target and segmented Silicon Detector Array (SIDAR) for scattered ion detection at ORNL-HRIBF; deduced s-wave scattering lengths, R-matrix analysis of elastic and inelastic scattering data; analyzed cross-section data from Louvain-la-Neuve reported in 2003An06 reference. Comparison with previous experimental values, and optical model calculations. Relevance to astrophysical S factor for 7Be(p, γ) reaction. 8B; verified levels at 1.9, 2.21 and 9.0 MeV.
doi: 10.1103/PhysRevC.99.045807
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
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
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
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
2015DE11 Phys.Rev. C 91, 045804 (2015) R.J.de Boer, D.W.Bardayan, J.Gorres, P.J.LeBlanc, K.V.Manukyan, M.T.Moran, K.Smith, W.Tan, E.Uberseder, M.Wiescher, P.F.Bertone, A.E.Champagne, M.S.Islam Low energy scattering cross section ratios of 14N(p, p)14N NUCLEAR REACTIONS 14N(p, p), E=1-4 MeV; measured E(p), I(p), σ(θ, E) at Notre Dame Van de Graaff accelerator facility. 15O; deduced levels, resonances, l-transfers, J, π, resonance parameters, widths. R-matrix analysis. Discussed relevance of proton scattering data for constraining astrophysically important capture rate analyses.
doi: 10.1103/PhysRevC.91.045804
2015KE05 Phys.Rev. C 92, 035805 (2015) K.J.Kelly, A.E.Champagne, R.Longland, M.Q.Buckner New recommended wγ for the Ec.m.r = 458 keV resonance in 22Ne(p, γ)23Na NUCLEAR REACTIONS 22Ne(p, γ)23Na, E=494 keV; measured Eγ, Iγ, yields from the 458-keV resonance at LENA-TUNL; deduced γ-branching ratios for the primary transitions from the resonance, and resonance strength. Validation of the technique and comparison with previous experimental results.
doi: 10.1103/PhysRevC.92.035805
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
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
2012HA40 Astrophys.J. 761, 10 (2012) G.M.Halabi, M.F.El Eid, A.Champagne The Effect of the 14N(p, γ)15O Reaction on the Blue Loops in Intermediate-mass Stars NUCLEAR REACTIONS 14N(P, γ), E(cm)<0.2 MeV; analyzed impact of modification of reaction rates and S-factors data; calculated S-factors and reaction rates. Comparison with NACRE, JINA REACLIB databases, LUNA data.
doi: 10.1088/0004-637X/761/1/10
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
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
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
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
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
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
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
2010TA05 Phys.Rev. C 81, 045809 (2010) X.D.Tang, K.E.Rehm, I.Ahmad, C.R.Brune, A.Champagne, J.P.Greene, A.Hecht, D.J.Henderson, R.V.F.Janssens, C.L.Jiang, L.Jisonna, D.Kahl, E.F.Moore, M.Notani, R.C.Pardo, N.Patel, M.Paul, G.Savard, J.P.Schiffer, R.E.Segel, S.Sinha, A.H.Wuosmaa Determination of the E1 component of the low-energy 12C(α, γ)16O cross section RADIOACTIVITY 16N(β-α); measured Eα, Iα, α12C-coin, half-life; deduced E1 component of the S factor for 12C(α, γ)16O reaction using a set of twin ionization chambers. R-matrix analysis. Comparison with previous studies. NUCLEAR REACTIONS 2H(15N, p)15N/16N/16O/20Ne, E=82 MeV; measured fragment yields.
doi: 10.1103/PhysRevC.81.045809
2009BA59 Eur.Phys.J. A 42, 457 (2009) D.W.Bardayan, K.A.Chipps, R.P.Fitzgerald, J.C.Blackmon, K.Y.Chae, A.E.Champagne, U.Greife, R.Hatarik, R.L.Kozub, C.Matei, B.H.Moazen, C.D.Nesaraja, S.D.Pain, W.A.Peters, S.T.Pittman, J.F.Shriner, M.S.Smith Direct measurements of (p, γ) cross-sections at astrophysical energies using radioactive beams and the Daresbury Recoil Separator NUCLEAR REACTIONS 1H(7Be, γ), (17F, γ), (24Mg, γ), E=12 MeV;7Be, 17F, 24Mg; measured reaction products; deduced yields, σ for (p, γ) reactions.
doi: 10.1140/epja/i2008-10737-8
2009GI04 Phys.Rev. C 80, 015806 (2009) V.Gintautas, A.E.Champagne, F.G.Kondev, R.Longland Thermal equilibration of 176Lu via K mixing NUCLEAR STRUCTURE 176Lu; calculated K-mixing matrix elements and partial half-lives for K-mixed γ transitions; relative population of states in 176Lu as a function of time, effective half-life of 176Lu ground state and equilibration time constant for 176Lu as a function of stellar temperature; evolution of 176Hf/176Lu ratio as a function of time since the start of the neutron burst.
doi: 10.1103/PhysRevC.80.015806
2007GR11 Nucl.Instrum.Methods Phys.Res. B261, 1089 (2007) U.Greife, J.Livesay, C.Jewett, K.Chipps, F.Sarazin, D.Bardayan, J.Blackmon, C.Nesaraja, M.S.Smith, A.Champagne, R.Fitzgerald, K.Jones, J.Thomas, R.Kozub, L.Buchmann, J.Caggiano, D.Hunter, D.Hutcheon, A.Olin, D.Ottewell, J.Rogers, C.Ruiz, G.Ruprecht, M.Trinczek, C.Vockenhuber, S.Bishop, J.D'Auria, M.Lamay, W.Liu, C.Wrede, M.L.Chatterjee, A.A.Chen, J.Pearson, S.Engel, A.M<.Laird, D.Gigliotti, A.Hussein Recent results of experiments with radioactive 21Na and 7Be ion beams NUCLEAR REACTIONS 1H(21Na, γ), E=1.18 MeV/nucleon; measured Eγ, Iγ, yields. 1H(7Be, X), E=4-27 MeV; measured elastic and inelastic scattering σ.
doi: 10.1016/j.nimb.2007.03.055
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
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
2007TA34 Phys.Rev.Lett. 99, 052502 (2007) X.D.Tang, K.E.Rehm, I.Ahmad, C.R.Brune, A.Champagne, J.P.Greene, A.A.Hecht, D.Henderson, R.V.F.Janssens, C.L.Jiang, L.Jisonna, D.Kahl, E.F.Moore, M.Notani, R.C.Pardo, N.Patel, M.Paul, G.Savard, J.P.Schiffer, R.E.Segel, S.Sinha, B.Shumard, A.H.Wuosmaa New Determination of the Astrophysical S Factor SE1 of the 12C(α, γ)16O Reaction RADIOACTIVITY 16N(β-), (β-α); measured Eα, Iα, 12Cα-coin. 12C(α, γ); deduced astrophysical S-factor.
doi: 10.1103/PhysRevLett.99.052502
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
2006KO13 Phys.Rev. C 73, 044307 (2006) R.L.Kozub, D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, C.R.Brune, A.E.Champagne, J.A.Cizewski, U.Greife, C.J.Gross, C.C.Jewett, R.J.Livesay, Z.Ma, B.H.Moazen, C.D.Nesaraja, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas Neutron single particle strengths from the (d, p) reaction on 18F NUCLEAR REACTIONS 2H(18F, p), E=108.5 MeV; measured Ep, σ(E, θ). 19F deduced levels, J, π, neutron spectroscopic factors. Finite-range DWBA analysis. Comparison with shell model predictions. Daresbury recoil separator.
doi: 10.1103/PhysRevC.73.044307
2005AN22 Nucl.Phys. A758, 391c (2005) C.Angulo, A.E.Champagne, H.-P.Trautvetter R-matrix analysis of the 14N(p, γ)15O astrophysical S-factor NUCLEAR REACTIONS 14N(p, γ), E(cm) ≈ 0-1500 keV; analyzed data; deduced S-factors, astrophysical reaction rate. R-matrix analysis.
doi: 10.1016/j.nuclphysa.2005.05.070
2005CH69 Eur.Phys.J. A 25, Supplement 1, 623 (2005) Amazing developments in nuclear astrophysics
doi: 10.1140/epjad/i2005-06-103-4
2005FI01 Nucl.Phys. A748, 351 (2005) R.Fitzgerald, E.Abbotoy, D.W.Bardayan, J.C.Blackmon, A.E.Champagne, A.A.Chen, U.Greife, D.W.Hill, A.N.James, R.L.Kozub, T.A.Lewis, R.Livesay, Z.Ma, S.L.Mahan, J.W.McConnell, W.T.Milner, B.H.Moazen, P.D.Parker, D.E.Pierce, M.E.Roettger, L.Sahin, D.Shapira, M.S.Smith, F.Strieder, K.B.Swartz, J.S.Thomas, D.W.Visser Studies of (p, γ) reactions with the Daresbury Recoil Separator at ORNL'S HRIBF NUCLEAR REACTIONS 1H(17O, γ), E=12.5 MeV; measured particle spectra; deduced resonance strength. Recoil separator, other reactions discussed.
doi: 10.1016/j.nuclphysa.2004.09.155
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
2005IL02 Nucl.Phys. A758, 73c (2005) 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
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
2005KO09 Phys.Rev. C 71, 032801 (2005) R.L.Kozub, D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, C.R.Brune, A.E.Champagne, J.A.Cizewski, T.Davinson, U.Greife, C.J.Gross, C.C.Jewett, R.J.Livesay, Z.Ma, B.H.Moazen, C.D.Nesaraja, L.Sahin, J.P.Scott, D.Shapira, M.S.Smith, J.S.Thomas, P.J.Woods New constraints on the 18F(p, α)15O rate in novae from the (d, p) reaction NUCLEAR REACTIONS 2H(18F, p), E=108.5 MeV; measured Ep, σ(θ). 19F levels deduced spectroscopic factors. 19Ne calculated proton resonance widths. 18F(p, γ), (p, α), E=low; deduced astrophysical reaction rates.
doi: 10.1103/PhysRevC.71.032801
2005KO31 Nucl.Phys. A758, 753c (2005) R.L.Kozub, D.W.Bardayan, J.C.Batchelder, J.C.Blackmon, C.R.Brune, A.E.Champagne, J.A.Cizewski, T.Davinson, U.Greife, C.J.Gross, C.C.Jewet, R.J.Livesay, Z.Ma, B.H.Moazen, C.D.Nesaraja, J.P.Scott, L.Sahin, D.Shapira, M.S.Smith, J.S.Thomas, P.J.Woods New Limits for the 18F(p, α)15O Rate in Novae NUCLEAR REACTIONS 2H(18F, p), E=108.49 MeV; measured particle spectra, σ(θ). 19F levels deduced spectroscopic factors. 18F(p, α), E=low; calculated astrophysical reaction rates.
doi: 10.1016/j.nuclphysa.2005.05.135
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
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
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
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
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
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
2003BL11 Nucl.Phys. A718, 127c (2003) J.C.Blackmon, D.W.Bardayan, W.Bradfield-Smith, R.Brummitt, A.E.Champagne, A.A.Chen, T.Davinson, L.Dessieux, M.W.Guidry, K.I.Hahn, G.M.Hale, W.R.Hix, R.L.Kozub, Z.Ma, P.D.Parker, G.Rajbaidya, R.C.Runkle, C.M.Rowland, A.C.Shotter, M.S.Smith, L.A.Van Wormer, D.W.Visser, P.J.Woods The 14O(α, p)17F Reaction Rate NUCLEAR REACTIONS 1H(17F, 17F), (17F, 17F'), (17F, 14O), E(cm) ≈ 1-4 MeV; measured particle spectra. 17F(p, p'), E(cm)=2-2.5 MeV; deduced σ. 14O(α, p), E=low; deduced astrophysical reaction rate. R-matrix analysis.
doi: 10.1016/S0375-9474(03)00689-4
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
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
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
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
2002CA24 Phys.Rev. C65, 055801 (2002) J.A.Caggiano, W.Bradfield-Smith, R.Lewis, P.D.Parker, D.W.Visser, J.P.Greene, K.E.Rehm, D.W.Bardayan, A.E.Champagne Identification of New States in 26Si using the 29Si(3He, 6He)26Si Reaction and Consequences for the 25Al(p, γ)26Si Reaction Rate in Explosive Hydrogen Burning Environments NUCLEAR REACTIONS 29Si(3He, 6He), E=51 MeV; measured particle spectra. 26Si deduced levels, J, π. 25Al(p, γ), E=stellar; calculated astrophysical reaction rates.
doi: 10.1103/PhysRevC.65.055801
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
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
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
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
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
2001BA49 Phys.Rev. C63, 065802 (2001) D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods Destruction of 18F via 18F(p, α)15O Burning Through the Ec.m. = 665 keV Resonance NUCLEAR REACTIONS 1H(18F, p), (18F, α), E=10-14 MeV; measured particle spectra, σ(θ), σ. 18F(p, α), E(cm)=663 keV; deduced σ. 19Ne deduced resonance energy, width, proton branching ratio. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.63.065802
2001BA59 Nucl.Phys. A688, 475c (2001) D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods Determination of the Properties of the 7.08 MeV State in 19Ne by Measurement of the 1H(18F, p)18F and 1H(18F, α)15O Cross Sections with a Radioactive 18F Beam NUCLEAR REACTIONS 1H(18F, p), (18F, α), E(cm)=500-800 keV; measured σ(θ). 19Ne deduced resonance parameters. Comparison with earlier data.
doi: 10.1016/S0375-9474(01)00760-6
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
2001BL06 Nucl.Phys. A688, 142c (2001) J.C.Blackmon, D.W.Bardayan, W.Bradfield-Smith, A.E.Champagne, A.A.Chen, T.Davinson, K.I.Hahn, R.L.Kozub, Z.Ma, P.D.Parker, G.Rajbaidya, R.C.Runkle, C.M.Rowland, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods Determination of the 14O(α, p)17Fg.s. Reaction Rate bt Measurement of the 1H(17F, α)14O Cross Section NUCLEAR REACTIONS 1H(17F, α), (17F, p), E(cm)=2-4 MeV; measured σ(θ), reaction rates. 18Ne deduced resonance widths and strengths, comparison with calculations and earlier data.
doi: 10.1016/S0375-9474(01)00686-8
2000BA87 Phys.Rev. C62, 042802 (2000) D.W.Bardayan, J.C.Blackmon, W.Bradfield-Smith, C.R.Brune, A.E.Champagne, T.Davinson, B.A.Johnson, R.L.Kozub, C.S.Lee, R.Lewis, P.D.Parker, A.C.Shotter, M.S.Smith, D.W.Visser, P.J.Woods Kinematically Complete Measurement of the 1H(18F, p)18F Excitation Function for the Astrophysically Important 7.08-MeV State in 19Ne NUCLEAR REACTIONS 1H(18F, 18F), E=10-14 MeV; measured proton spectra, yields, (fluorine)(proton)-coin. 19Ne deduced resonance E, Γ. Kinematically complete measurement.
doi: 10.1103/PhysRevC.62.042802
2000BB04 Phys.Rev. C62, 055804 (2000) D.W.Bardayan, J.C.Blackmon, C.R.Brune, A.E.Champagne, A.A.Chen, J.M.Cox, T.Davinson, V.Y.Hansper, M.A.Hofstee, B.A.Johnson, R.L.Kozub, Z.Ma, P.D.Parker, D.E.Pierce, M.T.Rabban, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods The Astrophysically Important 3+ State in 18Ne and the 17F(p, γ)18Ne Stellar Rate NUCLEAR REACTIONS 1H(17F, 17F), (17F, p), E=9-12 MeV; measured recoil proton spectra, angular distributions, (proton)(fluorine)-coin. 18Ne; deduced resonance J, π. 17F(p, γ), E not given; calculated astrophysical reaction rates. 1H(17O, 17O), E=10.1, 12.2 MeV; measured proton angular distributions. Silicon detector array.
doi: 10.1103/PhysRevC.62.055804
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
1999BA49 Phys.Rev.Lett. 83, 45 (1999) D.W.Bardayan, J.C.Blackmon, C.R.Brune, A.E.Champagne, A.A.Chen, J.M.Cox, T.Davinson, V.Y.Hansper, M.A.Hofstee, B.A.Johnson, R.L.Kozub, Z.Ma, P.D.Parker, D.E.Pierce, M.T.Rabban, A.C.Shotter, M.S.Smith, K.B.Swartz, D.W.Visser, P.J.Woods Observation of the Astrophysically Important 3+ State in 18Ne via Elastic Scattering of a Radioactive 17F Beam from 1H NUCLEAR REACTIONS 1H(17F, 17F), E ≈ 10-12 MeV; measured proton yields, (proton)(fluorine)-coin. 18Ne deduced resonance energy, width. 17F(p, γ), E not given; calculated resonance contribution to proton capture rate. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.83.45
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
1998AD12 Rev.Mod.Phys. 70, 1265 (1998) E.G.Adelberger, S.M.Austin, J.B.Bahcall, A.B.Balantekin, G.Bogaert, L.S.Brown, L.Buchmann, F.E.Cecil, A.E.Champagne, L.de Braeckeleer, C.A.Duba, S.R.Elliott, S.J.Freedom, M.Gai, G.Goldring, C.R.Gould, A.Gruzinov, W.C.Haxton, K.M.Heeger, E.Henley, C.W.Johnson, M.Kamionkowski, R.W.Kavanagh, S.E.Koonin, K.Kubodera, K.Langanke, T.Motobayashi, V.Pandharipande, P.Parker, R.G.H.Robertson, C.Rolfs, R.F.Sawyer, N.Shaviv, T.D.Shoppa, K.A.Snover, E.Swanson, R.E.Tribble, S.Turck-Chieze, J.F.Wilkerson Solar Fusion Cross Sections NUCLEAR REACTIONS 7Be, 12,13C, 15N, 16,17,18O(p, γ), 14,15N, 17,18O(p, α), 7Li(d, p), 3He(p, e+), (α, γ), (3He, 2p), 1H(p, e+), E=low; compiled, analyzed S-factor data, calculations; deduced implications for solar neutrino flux calculations.
doi: 10.1103/RevModPhys.70.1265
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
1997BA51 Nucl.Phys. A621, 60c (1997) N.P.T.Bateman, D.W.Bardayan, Y.M.Butt, A.A.Chen, K.O.Yildiz, B.M.Young, P.D.Parker, A.E.Champagne The Production of 26Al in the Early Solar System by Oxygen Rich Cosmic Rays NUCLEAR REACTIONS 12C(16O, X)26Al, E=45, 65, 140 MeV; measured residual decay associated βγ(t); deduced residual yield, astrophysical consequences.
doi: 10.1016/S0375-9474(97)00213-3
1996BL10 Phys.Rev. C54, 383 (1996) J.C.Blackmon, A.E.Champagne, J.K.Dickens, J.A.Harvey, M.A.Hofstee, S.Kopecky, D.C.Larson, D.C.Powell, S.Raman, M.S.Smith Measurement of 7Li(n, γ0)8Li Cross Sections at E(n) = 1.5-1340 eV NUCLEAR REACTIONS 7Li(n, γ), E=1.5-1340 eV; measured Eγ, Iγ, γ yield, absolute σ(E); deduced s-wave evidence, normalization relative to 10B(n, αγ) reaction.
doi: 10.1103/PhysRevC.54.383
1996HA26 Phys.Rev. C54, 1999 (1996) K.I.Hahn, A.Garcia, E.G.Adelberger, P.V.Magnus, A.D.Bacher, N.Bateman, G.P.A.Berg, J.C.Blackmon, A.E.Champagne, B.Davis, A.J.Howard, J.Liu, B.Lund, Z.Q.Mao, D.M.Markoff, P.D.Parker, M.S.Smith, E.J.Stephenson, K.B.Swartz, S.Utku, R.B.Vogelaar, K.Yildiz Structure of 18Ne and the Breakout from the Hot CNO Cycle NUCLEAR REACTIONS, ICPND 12C(12C, 6He), E=80 MeV; 16O(3He, n), E=10.9-14.5 MeV; 20Ne(p, t), E=44, 88 MeV; measured σ(θ). 18Ne deduced levels, Γ, J, π. 14O(α, p), E(cm) ≤ 2.5 MeV; calculated astrophysical S-factor vs E, astrophysical reaction rate vs temperature.
doi: 10.1103/PhysRevC.54.1999
1996VO07 Phys.Rev. C53, 1945 (1996) R.B.Vogelaar, L.W.Mitchell, R.W.Kavanagh, A.E.Champagne, P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker, H.A.O'Brien Constraining 26Al + p Resonances using 26Al(3He, d)27Si NUCLEAR REACTIONS 26Al(3He, d), E=20 MeV; measured σ(Ed), σ(θ); deduced implications for 26Al(p, γ) stellar reaction rate, model parameters. 27Si deduced levels, resonance, spectroscopic factors.
doi: 10.1103/PhysRevC.53.1945
1995BL07 Phys.Rev.Lett. 74, 2642 (1995) J.C.Blackmon, A.E.Champagne, M.A.Hofstee, M.S.Smith, R.G.Downing, G.P.Lamaze Measurement of the 17O(p, α)14N Cross Section at Stellar Energies NUCLEAR REACTIONS 17O(p, α), E=65, 75 keV; measured σ, stellar energies. 18F deduced resonance, Γp.
doi: 10.1103/PhysRevLett.74.2642
1995HO25 Nucl.Instrum.Methods Phys.Res. B99, 346 (1995) M.A.Hofstee, J.C.Blackmon, A.E.Champagne, N.P.T.Bateman, P.D.Parker, K.Yildiz, B.M.Young, R.B.Vogelaar, M.S.Smith, A.J.Howard Investigating the Astrophysically Important E(x) = 2.646 MeV State in 20Na NUCLEAR REACTIONS 20Ne(3He, t), E=27 MeV; measured triton spectra, tγ-coin. 20Na level deduced Γγ/Γ.
doi: 10.1016/0168-583X(95)00307-X
1994HI05 Phys.Rev. C50, 728 (1994) M.M.Hindi, A.E.Champagne, M.T.F.da Cruz, R.-M.Larimer, K.T.Lesko, E.B.Norman, B.Sur β+ Decay and Cosmic-Ray Half-Lives of 143Pm and 144Pm RADIOACTIVITY 143,144Pm(β+) [from Pr(α, X), E=30 MeV]; measured Eγ, Iγ, annihilation γγ-coin; deduced β+-branching upper limits, partial T1/2 estimates.
doi: 10.1103/PhysRevC.50.728
1994MA05 Nucl.Phys. A567, 111 (1994) Z.Q.Mao, R.B.Vogelaar, A.E.Champagne States in 12B and Primordial Nucleosynthesis (I). Spectroscopic Measurements NUCLEAR REACTIONS 9Be(α, p), E=35.2, 39.7 MeV; 11B(d, p), E=26.3 MeV; measured σ(θ(p)). 12B deduced levels, Γ, J, π. Enriched target.
doi: 10.1016/0375-9474(94)90729-3
1994MA06 Nucl.Phys. A567, 125 (1994) Z.Q.Mao, R.B.Vogelaar, A.E.Champagne, J.C.Blackmon, R.K.Das, K.I.Hahn, J.Yuan States in 12B and Primordial Nucleosynthesis (II). Resonance Properties and Astrophysical Aspects NUCLEAR REACTIONS 9Be(α, p), E=29 MeV; measured pn-, pγ-coin. 12B levels deduced Γ(n), Γ(α), J, π, resonance strengths.
doi: 10.1016/0375-9474(94)90730-7
1993BR12 Phys.Rev. C48, 1456 (1993) B.A.Brown, A.E.Champagne, H.T.Fortune, R.Sherr Nature of the 20Na 2646-keV Level and the Stellar Reaction Rate for 19Ne(p, γ)20Na NUCLEAR STRUCTURE 20F, 20Na; calculated M1 decay associated B(λ), T1/2. 20Na levels deduced J, π, Γp, Γγ, γ-strength function. All data relevant to this included in analysis. NUCLEAR REACTIONS 19Ne(p, γ), E=stellar; calculated reaction rate. All data relevant to this included in analysis.
doi: 10.1103/PhysRevC.48.1456
1993CH18 Nucl.Phys. A556, 123 (1993) A.E.Champagne, B.A.Brown, R.Sherr The 26Al(p, γ)27Si Reaction at Low Stellar Temperature NUCLEAR STRUCTURE 27Si, 27Al; calculated levels. 27Si deduced resonances near 26Al+p threshold. NUCLEAR REACTIONS 26Al(p, γ), E ≈ threshold; calculated reaction rate vs temperature. Shell model.
doi: 10.1016/0375-9474(93)90242-P
1993LI12 Phys.Rev. C47, 1943 (1993) H.Li, P.V.Magnus, M.S.Smith, P.D.Parker, J.A.Cizewski, C.S.Lee, D.Barker, C.Wesselborg, A.E.Champagne Search for the K(π) = 1+ Two-Proton Band in 166Er NUCLEAR REACTIONS 165Ho(α, t), E=40 MeV; 165Ho(3He, d), E=25 MeV; measured σ(θ), σ(Et), σ(Ed). 166Er deduced levels, J, π, K, configuration, band structure. DWBA analysis.
doi: 10.1103/PhysRevC.47.1943
1992CH50 Ann.Rev.Nucl.Part.Sci. 42, 39 (1992) Explosive Hydrogen Burning NUCLEAR REACTIONS 12C, 13,14,15N, 16O(p, γ), 14O(α, p), 17,18F, 19Ne, 20,22Na, 26Al(p, γ), 18Ne(α, p), 15O(α, γ), 18F(p, α), E not given; analyzed available data. 18O, 18Ne; deduced σ, resonance parameters, level properties, J, π.
doi: 10.1146/annurev.ns.42.120192.000351
1992SM03 Nucl.Phys. A536, 333 (1992) M.S.Smith, P.V.Magnus, K.I.Hahn, A.J.Howard, P.D.Parker, A.E.Champagne, Z.Q.Mao A High-Resolution Study of the 20Ne(3He, t)20Na Reaction and the 19Ne(p, γ)20Na Reaction Rate NUCLEAR REACTIONS 20Ne(3He, t), E=29.7 MeV; measured triton spectra; calculated temperature dependence of stellar 19Ne(p, γ)20Na reaction rate. 20Na deduced levels, Γ. Implanted targets, magnetic spectrograph.
doi: 10.1016/0375-9474(92)90386-X
1991HO09 Nucl.Phys. A528, 298 (1991) A.J.Howard, T.S.Moise, A.E.Champagne, P.V.Magnus, M.S.Smith Measurements of Differential Cross-Section Ratios for Single-Nucleon Transfer Reaction Pairs Near A = 25 NUCLEAR REACTIONS 22Ne, 24,26Mg(3He, d), E=20.2 MeV; measured σ(Ed); 22Ne, 24,26Mg(α, t), E=34.8 MeV; measured σ(Et). 23Na, 25,27Al deduced levels, σ(Ed)/σ(Et). 24Mg(d, p), E=17.5 MeV; measured σ(Ep). 24Mg(α, 3He), E=34.8 MeV; measured σ(E(3He)). 25Mg deduced levels, σ(Ep)/σ(E(3He)).
doi: 10.1016/0375-9474(91)90091-J
1991MA04 Nucl.Phys. A522, 568 (1991) The 8Li(n, γ)9Li Reaction and Primordial Nucleosynthesis NUCLEAR STRUCTURE 9Li; calculated levels. Shell model. NUCLEAR REACTIONS 8Li(n, γ), E(cm)=low, 247 keV; calculated reaction rate. Primordial nucleosynthesis implications, shell model wave functions.
doi: 10.1016/0375-9474(91)90081-G
1990CH21 Nucl.Phys. A512, 317 (1990) A.E.Champagne, P.V.Magnus, M.S.Smith Proton-threshold states in 27Al and the production of 27Al at low stellar temperatures NUCLEAR REACTIONS 26Mg(3He, d), E=20.4 MeV; measured σ(θd), dγ-coin. 27Al resonances deduced S, Γp, resonance strengths. Enriched target.
doi: 10.1016/0375-9474(90)93352-7
1990CH41 Phys.Rev. C42, 2730 (1990) A.E.Champagne, A.J.Howard, Z.Q.Mao 22Ne(d, p)23Ne Reaction and Neutron Balance in the s Process NUCLEAR REACTIONS 22Ne(d, p), E=24.1 MeV; measured σ(θ); deduced (n, γ) mechanism, rate. 23Ne levels deduced spectroscopic factors, Γn.
doi: 10.1103/PhysRevC.42.2730
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
1990MA05 Nucl.Phys. A506, 332 (1990) P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker, A.E.Champagne Measurement of 15O(α, γ)19Ne Resonance Strengths NUCLEAR REACTIONS 19F(3He, t), E=29.8 MeV; measured σ(Et), αt-coin. 19Ne levels deduced α-branching ratios. Magnetic spectrograph.
doi: 10.1016/0375-9474(90)90390-8
1989CH01 Phys.Rev. C39, 248 (1989) A.E.Champagne, R.T.Kouzes, A.B.McDonald, M.M.Lowry, D.R.Benton, K.P.Coulter, Z.Q.Mao 127I(3He, t)127Xe Reaction with Relevance to Neutrino Detection NUCLEAR REACTIONS 127I(3He, t), E=29.78 MeV; measured σ(Et); deduced 127I neutrino capture relevant information.
doi: 10.1103/PhysRevC.39.248
1989CH44 Nucl.Phys. A505, 384 (1989) A.E.Champagne, A.J.Howard, M.S.Smith, P.V.Magnus, P.D.Parker The Effect of Weak Resonances on the 25Mg(p, γ)26Al Reaction Rate NUCLEAR REACTIONS, ICPND 25Mg(3He, d), E=20.2 MeV; measured σ(θd); deduced 25Mg(p, γ) reaction rate temperature dependence. 26Al levels deduced S, Γp, resonance strengths. Enriched target.
doi: 10.1016/0375-9474(89)90382-5
1989WA19 Nucl.Phys. A499, 546 (1989) T.F.Wang, A.E.Champagne, J.D.Hadden, P.V.Magnus, M.S.Smith, A.J.Howard, P.D.Parker Proton Threshold States in 27Si and the Destruction of 26Al at Low Stellar Temperatures NUCLEAR REACTIONS 27Al(3He, t), E=22.5, 26.3 MeV; measured σ(Et); 28Si(3He, α), E=22.4 MeV; measured σ(θ). 26Mg(3He, d), E=20.2 MeV; measured σ(θ). 26Mg(α, t), E=34.8 MeV; measured σ(Et); deduced 26Al(p, γ)27Si reaction rates. 27Al, 27Si deduced levels. Enriched 26Mg target, magnetic spectrograph.
doi: 10.1016/0375-9474(89)90545-9
1988CH25 Phys.Rev. C38, 900 (1988) A.E.Champagne, G.E.Dodge, R.T.Kouzes, M.M.Lowry, A.B.McDonald, M.W.Roberson Gamma Decays of Isobaric Analog States Relevant to Neutrino Detection NUCLEAR REACTIONS 81Br, 27Al, 71Ga(3He, t), E=29.9 MeV; 27Al(3He, d), E=29.9 MeV; measured σ(Et), σ(Ed), Eγ, Iγ, γt-, γd-coin. 71Ge, 81Kr deduced IAS γ-branching ratios, neutron decay dominance.
doi: 10.1103/PhysRevC.38.900
1988CH30 Z.Phys. A330, 377 (1988) A.Champagne, G.Beaudoin, L.A.Hamel, H.Jeremie, L.Lessard Measurement of the Beta Spectrum of the 0- (120 keV) State of 16N RADIOACTIVITY 16N(β-) [from 15N(d, p), E=2 MeV]; measured β-spectrum.
1988CH38 Phys.Rev. C38, 2430 (1988) A.E.Champagne, R.T.Kouzes, M.M.Lowry, A.B.McDonald, Z.Q.Mao Decay of the First Isobaric Analog State in 69Ge NUCLEAR REACTIONS 69Ga(3He, t), E=29.8 MeV; measured σ(Et). 69Ge deduced IAS α-decay branching ratio. Natural target.
doi: 10.1103/PhysRevC.38.2430
1988CH42 Nucl.Phys. A487, 433 (1988) A.E.Champagne, C.H.Cella, R.T.Kouzes, M.M.Lowry, P.V.Magnus, M.S.Smith, Z.Q.Mao Particle Decays in 28Si: The destruction of 27Al in red giants and novae NUCLEAR REACTIONS 27Al(3He, d), E=20.4 MeV; measured dp-, dα-coin. 28Si deduced Γ(p), Γ(α), Γ(γ), resonance strengths.
doi: 10.1016/0375-9474(88)90622-7
1988NO02 Phys.Rev. C37, 860 (1988) E.B.Norman, K.T.Lesko, A.E.Champagne Low-Lying Levels in 148Pm NUCLEAR REACTIONS 149Sm(d, 3He), E=27.7 MeV; measured σ(E(3He)); deduced astrophysical implications. 148Pm deduced levels. Enriched targets, Q3D spectrograph.
doi: 10.1103/PhysRevC.37.860
1986CH09 Nucl.Phys. A451, 498 (1986) A.E.Champagne, A.B.McDonald, T.F.Wang, A.J.Howard, P.V.Magnus, P.D.Parker Threshold States in 26Al Revisited NUCLEAR REACTIONS 27Al(3He, α), 25Mg(3He, d), E=20 MeV; measured σ(E), dγ-coin. 26Al deduced levels, Γp. Enriched target.
doi: 10.1016/0375-9474(86)90073-4
1986CH29 Nucl.Phys. A457, 367 (1986) The Destruction of 18O in Red Giants - A Search for a Sub-Threshold Resonance in the 18O + p System - NUCLEAR REACTIONS 18O(3He, d), E=26.4 MeV; measured σ(θ). 19F deduced resonance, reduced width, Γ(p). Enriched target.
doi: 10.1016/0375-9474(86)90384-2
Back to query form [Next] Note: The following list of authors and aliases matches the search parameter A.Champagne: , A.E.CHAMPAGNE |