NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = R.Kunz Found 29 matches. 2013HA03 Phys.Rev. C 87, 025806 (2013) S.Harissopulos, A.Spyrou, A.Lagoyannis, M.Axiotis, P.Demetriou, J.W.Hammer, R.Kunz, H.-W.Becker Cross section measurements of proton capture reactions relevant to the p process: The case of 89Y(p, γ)90Zr and 121, 123Sb(p, γ)122, 124Te NUCLEAR REACTIONS 89Y, 121,123Sb(p, γ)90Zr/122Te/124Te, E=16-3.4 MeV; measured Eγ, Iγ, γ(θ), total σ(E), primary and secondary γ; deduced astrophysical S(E) factors, reaction rates, isomeric cross section ratios. 90Zr; deduced levels, J, π. 89Y(p, γ)90Zr, E=2, 3, 4, 4.8 MeV; measured Eγ, integrated σ(E) by 4π-summing method. Comparison with TALYS code calculations, and with previous studies.
doi: 10.1103/PhysRevC.87.025806
2012SC06 Phys.Lett. B 711, 35 (2012) D.Schurmann, L.Gialanella, R.Kunz, F.Strieder The astrophysical S factor of 12C(α, γ)16O at stellar energy NUCLEAR REACTIONS 12C(α, γ)16O, E<5 MeV; analyzed available data; deduced S-factor and the uncertainties at stellar energy of 300 keV. Monte Carlo procedures, R-matrix analysis.
doi: 10.1016/j.physletb.2012.03.064
2011SC23 Phys.Lett. B 703, 557 (2011) D.Schurmann, A.Di Leva, L.Gialanella, R.Kunz, F.Strieder, N.De Cesare, M.De Cesare, A.D'Onofrio, K.Fortak, G.Imbriani, D.Rogalla, M.Romano, F.Terrasi Study of the 6.05 MeV cascade transition in 12C(α, γ)16O NUCLEAR REACTIONS 4He(12C, γ), E=3.3-4.5 MeV; measured reaction products, Eγ, Iγ; deduced S-factors. R-matrix analysis.
doi: 10.1016/j.physletb.2011.08.061
2010FO13 Eur.Phys.J. A 46, 161 (2010) K.Fortak, R.Kunz, L.Gialanella, H.-W.Becker, J.Meijer, F.Strieder The 198Au β- half-life in the metal Au revisited RADIOACTIVITY 198Au(β-) [from 197Au(n, γ), E not given]; measured reaction products, Eγ, Iγ; deduced T1/2 and uncertainties, lack of temperature variations.
doi: 10.1140/epja/i2010-11030-1
2009DI03 Phys.Rev.Lett. 102, 232502 (2009) A.Di Leva, L.Gialanella, R.Kunz, D.Rogalla, D.Schurmann, F.Strieder, M.De Cesare, N.De Cesare, A.D'Onofrio, Z.Fulop, G.Gyurky, G.Imbriani, G.Mangano, A.Ordine, V.Roca, C.Rolfs, M.Romano, E.Somorjai, F.Terrasi Stellar and Primordial Nucleosynthesis of 7Be: Measurement of 3He(αγ)7Be NUCLEAR REACTIONS 3He(α, γ), E=700-3000 keV: measured cross sections; deduced astrophysical S-factor.
doi: 10.1103/PhysRevLett.102.232502
2008DI14 Nucl.Instrum.Methods Phys.Res. A595, 381 (2008) A.Di Leva, M.De Cesare, D.Schurmann, N.De Cesare, A.D'Onofrio, L.Gialanella, R.Kunz, G.Imbriani, A.Ordine, V.Roca, D.Rogalla, C.Rolfs, M.Romano, E.Somorjai, F.Strieder, F.Terrasi Recoil separator ERNA: Measurement of 3He(α, γ)7Be NUCLEAR REACTIONS 3He(α, γ), E(cm)=0.7-3.3 MeV; measured yields.
doi: 10.1016/j.nima.2008.07.082
2008MA36 Phys.Rev. C 78, 022802 (2008) M.Marta, A.Formicola, Gy.Gyurky, D.Bemmerer, C.Broggini, A.Caciolli, P.Corvisiero, H.Costantini, Z.Elekes, Zs.Fulop, G.Gervino, A.Guglielmetti, C.Gustavino, G.Imbriani, M.Junker, R.Kunz, A.Lemut, B.Limata, C.Mazzocchi, R.Menegazzo, P.Prati, V.Roca, C.Rolfs, M.Romano, C.Rossi Alvarez, E.Somorjai, O.Straniero, F.Strieder, F.Terrasi, H.P.Trautvetter, A.Vomiero, for the LUNA Collaboration Precision study of ground state capture in the 14N(p, γ)15O reaction NUCLEAR REACTIONS 14N(p, γ), E=359, 380, 399 keV; measured Eγ, Iγ, σ ratios; deduced astrophysical S-factors. R-matrix analysis for capture to g.s. of 15O.
doi: 10.1103/PhysRevC.78.022802
2008SC08 Phys.Rev. C 77, 055803 (2008) D.Schurmann, R.Kunz, I.Lingner, C.Rolfs, F.Schumann, F.Strieder, H.-P.Trautvetter Lifetime measurement of the 6792 keV state in 15O, important for the astrophysical S factor extrapolation in 14N(p, γ)15O NUCLEAR REACTIONS 14N(p, γ), E=318 keV; measured Eγ, Iγ, γ∓coin, lifetimes using Doppler-shift attenuation method. 15O; deduced levels, J, π, astrophysical S factors. 19F(p, αγ), E=318 keV; measured Eγ, Iγ.
doi: 10.1103/PhysRevC.77.055803
2006AS02 Phys.Rev. C 73, 055801 (2006) M.Assuncao, M.Fey, A.Lefebvre-Schuhl, J.Kiener, V.Tatischeff, J.W.Hammer, C.Beck, C.Boukari-Pelissie, A.Coc, J.J.Correia, S.Courtin, F.Fleurot, E.Galanopoulos, C.Grama, F.Haas, F.Hammache, F.Hannachi, S.Harissopulos, A.Korichi, R.Kunz, D.LeDu, A.Lopez-Martens, D.Malcherek, R.Meunier, Th.Paradellis, M.Rousseau, N.Rowley, G.Staudt, S.Szilner, J.P.Thibaud, J.L.Weil E1 and E2 S factors of 12C(α, γ0)160 from γ-ray angular distributions with a 4π-detector array NUCLEAR REACTIONS 12C(α, γ), E(cm)=1.30-2.78 MeV; measured Eγ, Iγ(θ); deduced E1 and E2 astrophysical S-factors.
doi: 10.1103/PhysRevC.73.055801
2005HA16 Nucl.Phys. A752, 514c (2005) J.W.Hammer, M.Fey, R.Kunz, J.Kiener, V.Tatischeff, F.Haas, J.L.Weil, M.Assuncao, C.Beck, C.Boukari-Pelissie, A.Coc, J.J.Correia, S.Courtin, F.Fleurot, E.Galanopoulos, C.Grama, F.Hammache, S.Harissopulos, A.Korichi, E.Krmpotic, D.Le Du, A.Lopez-Martens, D.Malcherek, R.Meunier, P.Papka, T.Paradellis, M.Rousseau, N.Rowley, G.Staudt, S.Szilner New determination of the 12C(α, γ)16O reaction rate from γ-ray angular distribution measurements NUCLEAR REACTIONS 12C(α, γ), E(cm)=0.89-2.8 MeV; measured σ(θ), S-factors; deduced astrophysical reaction rate.
doi: 10.1016/j.nuclphysa.2005.02.056
2005HA48 Nucl.Phys. A758, 363c (2005) J.W.Hammer, M.Fey, R.Kunz, J.Kiener, V.Tatischeff, F.Haas, J.L.Weil, M.Assuncao, C.Beck, C.Boukari-Pelissie, A.Coc, J.J.Correia, S.Courtin, F.Fleurot, E.Galanopoulos, C.Grama, F.Hammache, S.Harissopulos, A.Korichi, E.Krmpotic, D.Le Du, A.Lopez-Martens, D.Malcherek, R.Meunier, P.Papka, T.Paradellis, M.Rousseau, N.Rowley, G.Staudt, S.Szilner E1 and E2 capture cross section and astrophysical reaction rate of the key reaction 12C(α, γ)16O NUCLEAR REACTIONS 12C(α, γ), E(cm)=0.89-2.8 MeV; measured Eγ, Iγ, angular distributions; deduced S-factors for E1 and E2 capture. Eurogam and Gandi arrays, astrophysical implications discussed.
doi: 10.1016/j.nuclphysa.2005.05.066
2005HA56 J.Phys.(London) G31, S1417 (2005) S.Harissopulos, A.Lagoyannis, A.Spyrou, Ch.Zarkadas, S.Galanopoulos, G.Perdikakis, H.-W.Becker, C.Rolfs, F.Strieder, R.Kunz, M.Fey, J.W.Hammer, A.Dewald, K.-O.Zell, P.von Brentano, R.Julin, P.Demetriou Proton and alpha-particle capture reactions at sub-Coulomb energies relevant to the p process NUCLEAR REACTIONS 104Pd(p, γ), E(cm)=2-8 MeV; 118Sn(α, γ), E(cm)=10-11 MeV; measured Eγ, Iγ, σ. Comparison with model predictions.
doi: 10.1088/0954-3899/31/10/006
2005SC29 Eur.Phys.J. A 26, 301 (2005) D.Schurmann, A.Di Leva, L.Gialanella, D.Rogalla, F.Strieder, N.De Cesare, A.D'Onofrio, G.Imbriani, R.Kunz, C.Lubritto, A.Ordine, V.Roca, C.Rolfs, M.Romano, F.Schumann, F.Terrasi, H.-P.Trautvetter First direct measurement of the total cross-section of 12C(α, γ)16O NUCLEAR REACTIONS 4He(12C, γ), E=0.7-5.0 MeV; measured total recoil spectra, σ. 12C(α, γ), E=1.9-4.9 MeV; deduced astrophysical S-factors.
doi: 10.1140/epja/i2005-10175-2
2003FE04 Nucl.Phys. A718, 131c (2003) M.Fey, R.Kunz, J.W.Hammer, M.Jaeger, A.Mayer, E.Krmpotic, C.Bauer, C.Meyer, S.Harissopulos, T.Paradellis, G.Staudt, F.Haas, P.Papka, K.-L.Kratz, B.Pfeiffer The Key Reactions in Stellar Helium Burning: 12C(α, γ)16O and 22Ne(α, n)25Mg NUCLEAR REACTIONS 12C(α, γ), E ≈ 1-2.8 MeV; measured Eγ, Iγ(θ); deduced S-factor components. 22Ne(α, n), E=0.57-1.47 MeV; measured excitation function.
doi: 10.1016/S0375-9474(03)00690-0
2003GA01 Phys.Rev. C 67, 015801 (2003) S.Galanopoulos, P.Demetriou, M.Kokkoris, S.Harissopulos, R.Kunz, M.Fey, J.W.Hammer, Gy.Gyurky, Zs.Fulop, E.Somorjai, S.Goriely The 88Sr(p, γ)89Y reaction at astrophysically relevant energies NUCLEAR REACTIONS 88Sr(p, γ), E=1.4-5 MeV; measured Eγ, Iγ, angular distributions, total σ; deduced astrophysical S-factors, reaction rates. Comparison with model predictions.
doi: 10.1103/PhysRevC.67.015801
2003HA32 Nucl.Phys. A719, 115c (2003) S.Harissopulos, S.Galanopoulos, P.Demetriou, A.Spyrou, G.Kriembardis, M.Kokkoris, A.G.Karydas, Ch.Zarkadas, R.Kunz, M.Fey, J.W.Hammer, G.Gyurky, Zs.Fulop, E.Somorjai, A.Dewald, K.O.Zell, P.von Brentano, R.Julin, S.Goriely A systematic study of proton capture reactions in the Se-Sb region at energies relevant to the p process NUCLEAR REACTIONS 80Se, 86Sr, 93Nb, 103Rh(p, γ), E(cm) ≈ 1.5-4.5 MeV; measured Eγ, σ; deduced astrophysical S-factors.
doi: 10.1016/S0375-9474(03)00978-3
2002KU16 Astrophys.J. 567, 643 (2002) R.Kunz, M.Fey, M.Jaeger, A.Mayer, J.W.Hammer, G.Staudt, S.Harissopulos, T.Paradellis Astrophysical Reaction Rate of 12C(α, γ)16O NUCLEAR REACTIONS 12C(α, γ), E(cm) < 10 MeV; calculated S-factors, astrophysical reaction rates.
doi: 10.1086/338384
2001HA38 Nucl.Phys. A688, 421c (2001) S.Harissopulos, S.Galanopoulos, P.Tsagari, P.Demetriou, G.Kuburas, T.Paradellis, R.Kunz, J.W.Hammer, G.Gyurky, E.Somorjai, S.Goriely, S.Kasemann, A.Dewald, K.O.Zell Cross Sections of (p, γ) Reactions of N = 50 Nuclei Relevant to p-Process NUCLEAR REACTIONS 88Sr, 89Y(p, γ), E=1.5-3.5 MeV; measured Eγ, σ. Comparison with Statistical Model calculations and with neighboring nuclei.
doi: 10.1016/S0375-9474(01)00743-6
2001HA60 Phys.Rev. C64, 055804 (2001) S.Harissopulos, E.Skreti, P.Tsagari, G.Souliotis, P.Demetriou, T.Paradellis, J.W.Hammer, R.Kunz, C.Angulo, S.Goriely, T.Rauscher Cross Section Measurements of the 93Nb(p, γ)94Mo Reaction at Ep = 1.4-4.9 MeV Relevant to the Nucleosynthetic p Process NUCLEAR REACTIONS 93Nb(p, γ), E=1.4-4.9 MeV; measured Eγ, Iγ, total σ; deduced astrophysical reaction rates. Comparison with model predictions.
doi: 10.1103/PhysRevC.64.055804
2001JA15 Phys.Rev.Lett. 87, 202501 (2001) M.Jaeger, R.Kunz, A.Mayer, J.W.Hammer, G.Staudt, K.L.Kratz, B.Pfeiffer 22Ne(α, n)25Mg: The key neutron source in massive stars NUCLEAR REACTIONS 22Ne(α, n), E=570-1450 keV; measured σ; deduced resonance parameters, astrophysical reaction rates.
doi: 10.1103/PhysRevLett.87.202501
2001KU09 Phys.Rev.Lett. 86, 3244 (2001) R.Kunz, M.Jaeger, A.Mayer, J.W.Hammer, G.Staudt, S.Harissopulos, T.Paradellis 12C(α, γ)16O: The key reaction in stellar nucleosynthesis NUCLEAR REACTIONS 12C(α, γ), E(cm)=0.95-2.8 MeV; measured Eγ, Iγ(θ); deduced astrophysical S-factors.
doi: 10.1103/PhysRevLett.86.3244
2000JA08 Trans.Bulg.Nucl.Soc. 5, 183 (2000) M.Jaeger, R.Kunz, I.Busching, A.Mayer, J.W.Hammer The Reaction 22Ne(α, n)25Mg as a Neutron Source for the Astrophysical s-Process NUCLEAR REACTIONS 22Ne(α, n), E=0.59-1.5 MeV; measured σ, resonance features.
2000TS05 Trans.Bulg.Nucl.Soc. 5, 195 (2000) P.Tsagari, E.Skreti, G.A.Souliotis, P.Demetriou, S.Harissopulos, T.Paradellis, J.W.Hammer, R.Kunz, C.Angulo, S.Goriely, T.Rauscher Cross Section Measurements of the 89Y(p, γ)90Zr Reaction in the Energy Range Ep = 1.6-2.4 MeV NUCLEAR REACTIONS 89Y(p, γ), E=1.6-2.4 MeV; measured Eγ, Iγ, total σ. 90Zr deduced levels, J, π. Comparison with statistical model.
1999AN35 Nucl.Phys. A656, 3 (1999) C.Angulo, M.Arnould, M.Rayet, P.Descouvemont, D.Baye, C.Leclercq-Willain, A.Coc, S.Barhoumi, P.Aguer, C.Rolfs, R.Kunz, J.W.Hammer, A.Mayer, T.Paradellis, S.Kossionides, C.Chronidou, K.Spyrou, S.Degl'Innocenti, G.Fiorentini, B.Ricci, S.Zavatarelli, C.Providencia, H.Wolters, J.Soares, C.Grama, J.Rahighi, A.Shotter, M.Lamehi-Rachti A Compilation of Charged-Particle Induced Thermonuclear Reaction Rates COMPILATION 1H(p, e+ν), 2H, 6,7Li, 7,9Be, 10,11B, 12,13C, 13,14,15N, 16,17,18O, 19F, 20,21,22Ne, 22,23Na, 24,25,26Mg, 26,27Al, 28Si(p, γ), 2H(d, γ), (d, p), 2,3H(d, n), 2,3H, 3He, 7Li, 7Be, 12C, 14,15N, 16,18O, 20,22Ne(α, γ), 3He(3He, 2p), 6,7Li, 9Be, 10,11B, 14,15N, 17,18O, 19F, 20Ne, 23Na, 24Mg, 27Al(p, α), 7Li, 9Be, 13C, 14N, 17,18O, 21,22Ne, 23Na, 25,26Mg, 27Al(α, n), 9Be, 11B, 13C, 14,15N, 19F, 23Na(p, n), 9Be(p, d), E < 10 MeV; compiled, analyzed σ, S-factors; calculated astrophysical reaction rates vs T9. Analytical approximations.
doi: 10.1016/S0375-9474(99)00030-5
1999KO34 Nucl.Instrum.Methods Phys.Res. A431, 160 (1999) V.Kolle, U.Kolle, S.E.Braitmayer, P.Mohr, S.Wilmes, G.Staudt, J.W.Hammer, M.Jaeger, H.Knee, R.Kunz, A.Mayer Capture Reactions at Astrophysically Relevant Energies: Extended gas target experiments and GEANT simulations NUCLEAR REACTIONS 20Ne(α, γ), E=0.45-3.50 MeV; measured Eγ, Iγ, yield curves; deduced resonant capture features, gas target density effects. GEANT simulations.
doi: 10.1016/S0168-9002(99)00247-8
1998BU13 Phys.Rev. C58, R10 (1998) Y.M.Butt, J.W.Hammer, M.Jaeger, R.Kunz, A.Mayer, P.D.Parker, R.Schreiter, G.Staudt Measurement of the Properties of the Astrophysically Interesting 3/2+ State at 7.101 MeV in 19F NUCLEAR REACTIONS 15N(α, γ), E=2.60-3.93 MeV; measured Eγ, Iγ. 19F deduced resonance E, Γ, ωγ. Astrophysical implications.
doi: 10.1103/PhysRevC.58.R10
1997KU18 Nucl.Phys. A621, 149c (1997) R.Kunz, A.Mayer, K.-D.Joos, H.Knee, A.Muller, J.Nickel, Ch.Plettner, J.W.Hammer, D.Baye, P.Descouvemont, M.Jaeger, V.Kolle, S.Wilmes, G.Staudt, P.Mohr, Ch.Chronidou, S.Harissopulos, K.Spyrou, Th.Paradellis Capture Reactions in the Helium Burning of Stars NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm)=0.9-3 MeV; measured Iγ(θ), preliminary results; analyzed astrophysical S-factors vs E, reaction rates vs T9. 16O(α, γ), E not given; analyzed Eγ, Iγ. Astrophysical implications.
doi: 10.1016/S0375-9474(97)00228-5
1997MO27 Phys.Rev.Lett. 79, 3837 (1997) R.Morlock, R.Kunz, A.Mayer, M.Jaeger, A.Muller, J.W.Hammer, P.Mohr, H.Oberhummer, G.Staudt, V.Kolle Halo Properties of the First (1/2)+ State in 17F from the 16O(p, γ)17F Reaction NUCLEAR REACTIONS, ICPND 16O(p, p), (p, γ), E(cm)=200-3750 keV; measured Eγ, Iγ, elastic, capture σ(E). 17F deduced halo state properties. Direct capture model.
doi: 10.1103/PhysRevLett.79.3837
1996KU07 Phys.Rev. C53, 2486 (1996) R.Kunz, S.Barth, A.Denker, H.W.Drotleff, J.W.Hammer, H.Knee, A.Mayer Determination of the 9Be(α, n)12C Reaction Rate NUCLEAR REACTIONS, ICPND 9Be(α, n), E=0.5-3.5 MeV; measured yield, σ(E); deduced astrophysical S-factor vs E, reaction rate. 13C deduced resonances, Γ.
doi: 10.1103/PhysRevC.53.2486
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