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Search: Author = G.Kiss

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2023GY01      Phys.Rev. C 107, 025803 (2023)

Gy.Gyurky, P.Mohr, A.Angyal, Z.Halasz, G.G.Kiss, Zs.Matyus, T.N.Szegedi, T.Szucs, Zs.Fulop

Cross section measurement of the ¹⁴⁴Sm(α, n)¹⁴⁷Gd reaction for studying the α-nucleus optical potential at astrophysical energies

NUCLEAR REACTIONS ¹⁴⁴Sm(α, n)¹⁴⁷Gd, E=13-20 MeV; measured Eγ Iγ; deduced total σ(E), astrophysical S-factor, constraints on α-nucleus potential. ¹⁴⁴Sm(α, X), E=7.5-20 MeV; analyzed experimental information on σ, deduced contribution of different channels to the σ and S-factor. ¹⁴⁴Sm(α, γ), E=10-13 MeV; calculated S-factor, astrophysical reaction rate using derived optical model parameters. Activation method. Comparison with statistical model calculations, other experimental data and data from REACLIB AND STARLIB. Targets were irradiated at K20 cyclotron accelerator of Atomki and γ-rays from decay was measured by thin HPGe (LEPS).

doi: 10.1103/PhysRevC.107.025803
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2023GY02      Eur.Phys.J. A 59, 59 (2023)

G.Gyurky, L.Csedreki, T.Szucs, G.G.Kiss, Z.Halasz, Zs.Fulop

Cross section measurement of the ¹²C(p, γ)¹³N reaction with activation in a wide energy range

NUCLEAR REACTIONS ¹²C(p, γ), E=300-1900 keV; measured reaction products, Eγ, Iγ; deduced σ, resonances. Comparison with R-matrix calculation based on the AZURE2 computer code. The Tandetron accelerator of Atomki.

doi: 10.1140/epja/s10050-023-00974-0
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2023TO07      Phys.Rev. C 108, 025802 (2023)

A.Toth, T.Szucs, T.N.Szegedi, Gy.Gyurky, Z.Halasz, G.G.Kiss, Zs.Fulop

Experimental determination of the ³He(α, γ)⁷Be reaction cross section above the ⁷Be proton separation threshold

NUCLEAR REACTIONS ³He(α, γ)⁷Be, E=11-20 Mev; measured Eγ, Iγ; deduced σ(E), possible resonance. Activation technique. R-matrix analysis. No prominent structures are observed around known ⁷Be level, but overall structure of the cross-section suggest a broad resonance peaking around E^*=7.5 MeV of ⁷Be excitation energy. Comparison to previous experimental data obtained with different methods and to the data obtained for mirror reaction ³H(α, γ)⁷Li. Thin-window gas-cell target irradiated at the Atomki MGC-20 cyclotron. Activated target measured with HPGe detector.

doi: 10.1103/PhysRevC.108.025802
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2023YO04      Phys.Rev. C 108, 064307 (2023)

R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa-Silkowska, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu

β-delayed neutron emissions from N>50 gallium isotopes

doi: 10.1103/PhysRevC.108.064307
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2022GY01      Phys.Rev. C 105, L022801 (2022)

Gy.Gyurky, Z.Halasz, G.G.Kiss, T.Szucs, Zs.Fulop

Activation cross section measurement of the ¹⁴(p, γ)¹⁵O astrophysical key reaction

NUCLEAR REACTIONS ¹⁴N(p, γ), E=600-1500 keV; measured Eγ, Iγ; deduced σ(E), astrophysical S-factor. Activation method. Comparison with other experimental results.

doi: 10.1103/PhysRevC.105.L022801
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2022KI15      Phys.Rev. C 106, 015802 (2022)

G.G.Kiss, P.Mohr, Gy.Gyurky, T.Szucs, L.Csedreki, Z.Halasz, Zs.Fulop, E.Somorjai

High-precision ¹⁴⁴Sm (α, α) ¹⁴⁴Sm scattering at low energies and the rate of the ¹⁴⁴Sm (α, γ) ¹⁴⁸Gd reaction

NUCLEAR REACTIONS ¹⁴⁴Sm(α, α), E=16.13, 18.07, 19.87 MeV; measured Eα, Iα, angular distribution; deduced σ(θ) normalized to Rutherford cross section, parameters of the optical potentials. ¹⁴⁴Sm(α, X), ¹⁴⁴Sm(α, γ), E(cm)=5-20 MeV; deduced σ(E), astrophysical S-factor using derived α-OMP parameters. Comparison to other experimental data and calculations performed with different OMP parameters. Array of 7 ion-implanted silicon detectors at cyclotron laboratory of ATOMKI, Debrecen.

doi: 10.1103/PhysRevC.106.015802
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2022KI23      Astrophys.J. 936, 107 (2022)

G.G.Kiss, A.Vitez-Sveiczer, Y.Saito, A.Tarifeno-Saldivia, M.Pallas, J.L.Tain, I.Dillmann, J.Agramunt, A.Algora, C.Domingo-Pardo, A.Estrade, C.Appleton, J.M.Allmond, P.Aguilera, H.Baba, N.T.Brewer, C.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, N.Fukuda, Z.Ge, S.Go, C.J.Griffin, R.K.Grzywacz, O.Hall, A.Horvath, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, T.T.King, A.Korgul, S.Kovacs, R.Krucken, S.Kubono, M.Labiche, J.Liu, J.Liang, M.Madurga, K.Miernik, F.Molina, A.I.Morales, M.R.Mumpower, E.Nacher, A.Navarro, N.Nepal, S.Nishimura, M.Piersa-Silkowska, V.Phong, B.C.Rasco, B.Rubio, K.P.Rykaczewski, J.Romero-Barrientos, H.Sakurai, L.Sexton, Y.Shimizu, M.Singh, T.Sprouse, T.Sumikama, R.Surman, H.Suzuki, T.N.Szegedi, H.Takeda, A.Tolosa, K.Wang, M.Wolinska-Cichocka, P.Woods, R.Yokoyama, Z.Xu

Measuring the β-decay Properties of Neutron-rich Exotic Pm, Sm, Eu, and Gd Isotopes to Constrain the Nucleosynthesis Yields in the Rare-earth Region

NUCLEAR REACTIONS ⁹Be(²³⁸U, X), E=345 MeV/nucleon; measured reaction products, TOF, Eβ, Iβ. ^{159,160,161,162,163,164,165,166}Pm, ^{161,162,163,164,165,166,167,168}Sm, ^{165,166,167,168,169,170}Eu, ^{167,168,169,170,171,172}Gd; deduced new isotopes T_1/2 and β-delayed neutron emission probabilities, relative r-process abundance pattern for the neutron-star merger scenario. RIKEN Nishina Center, the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.

doi: 10.3847/1538-4357/ac80fc
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2022PH01      Phys.Rev.Lett. 129, 172701 (2022)

V.H.Phong, S.Nishimura, G.Lorusso, T.Davinson, A.Estrade, O.Hall, T.Kawano, J.Liu, F.Montes, N.Nishimura, R.Grzywacz, K.P.Rykaczewski, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, M.Piersa-Silkowska, V.F.E.Pucknell, B.C.Rasco, B.Rubio, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado

β-Delayed One and Two Neutron Emission Probabilities Southeast of ¹³²Sn and the Odd-Even Systematics in r-Process Nuclide Abundances

NUCLEAR REACTIONS ⁹Be(²³⁸U, F)¹²¹Rh/¹²²Rh/¹²³Rh/¹²⁴Rh/¹²⁵Rh/¹²³Pd/¹²⁴Pd/¹²⁵Pd/¹²⁶Pd/¹²⁷Pd/¹²⁸Pd/¹²⁶Ag/¹²⁷Ag/¹²⁸Ag/¹²⁹Ag/¹³⁰Ag/¹³¹Ag/¹²⁹Cd/¹³⁰Cd/¹³¹Cd/¹³²Cd/¹³³Cd/¹³⁴Cd/¹³¹In/¹³²In/¹³³In/¹³⁴In/¹³⁵In/¹³⁶In/¹³⁴Sn/¹³⁵Sn/¹³⁶Sn/¹³⁷Sn/¹³⁸Sn/¹³⁹Sn/¹³⁸Sb/¹³⁹Sb/¹⁴⁰Sb/¹⁴¹Sb, E=345 MeV/nucleon; measured fission fragments using BigRIPS and ZeroDegree spectrometers at RIBF-RIKEN facility for separation of fragments by A/Q and Z through measurements of time-of-flight (TOF), magnetic rigidity (Bρ) and energy loss (ΔE); deduced A/Q versus Z particle identification plots.

RADIOACTIVITY ^129,130,131Ag, ^{130,131,132,133}Cd, ¹³⁴Cd, ^{131,132,133,134,135,136}In, ^{134,135,136,137,138,139}Sn(β^-), (β^-n), (β^-2n)[from ⁹Be(²³⁸U, F), E=345 MeV/nucleon]; measured implanted ions, neutrons, β, γ, (implants)β-, (implants)β(1n)- and (implants)β(2n)-correlations, T_1/2 of decays of ground states using BRIKEN neutron counter with 140 ³He-filled proportional counters, AIDA array of DSSSDs for implants and β decays, two Clover HPGe detectors for γ radiation, and two thick plastic scintillators; deduced T_1/2, %β^-n or P_n, %β^-2n or P_2n from simultaneous fits of β^-, β^-1n and β^-2n-decay curves. Comparison with previous experimental results, and with theoretical predictions from quasiparticle random-phase approximation (QRPA), based on finite range droplet model (FRDM) and the relativistic Hartree-Bogoliubov (RHB) plus proton-neutron QRPA (pnQRPA).

doi: 10.1103/PhysRevLett.129.172701
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23786. Data from this article have been entered in the XUNDL database. For more information, click here.

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
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2022ST07      Eur.Phys.J. A 58, 223 (2022)

A.I.Stefanescu, V.Panin, L.Trache, T.Motobayashi, H.Otsu, A.Saastamoinen, T.Uesaka, L.Stuhl, J.Tanaka, D.Tudor, I.C.Stefanescu, A.E.Spiridon, K.Yoneda, H.Baba, M.Kurokawa, Y.Togano, Z.Halasz, M.Sasano, S.Ota, Y.Kubota, D.S.Ahn, T.Kobayashi, Z.Elekes, N.Fukuda, H.Takeda, D.Kim, E.Takada, H.Suzuki, K.Yoshida, Y.Shimizu, H.N.Liu, Y.L.Sun, T.Isobe, J.Gibelin, P.J.Li, J.Zenihiro, F.M.Marques, M.N.Harakeh, G.G.Kiss, A.Kurihara, M.Yasuda, T.Nakamura, S.Park, Z.Yang, T.Harada, M.Nishimura, H.Sato, I.S.Hahn, K.Y.Chae, J.M.Elson, L.G.Sobotka, C.A.Bertulani

Silicon tracker array for RIB experiments at SAMURAI

doi: 10.1140/epja/s10050-022-00873-w
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2022VI03      Phys.Lett. B 830, 137123 (2022)

A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, P.Sarriguren, P.Van Isacker, G.de Angelis, F.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornebal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, C.Sidong, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Zs.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.de France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner, A.Petrovici

The β-decay of ⁷⁰Kr into ⁷⁰Br: Restoration of the pseudo-SU(4) symmetry

RADIOACTIVITY ⁷⁰Kr(EC), (β⁺p) [from ⁹Be(⁷⁸Kr, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, T_1/2, log ft, B(GT), β-delayed proton emission probability, an approximate realization of pseudo-SU(4) symmetry in the system. Comparison with the proton-neutron quasiparticle random-phase approximation (pnQRPA) calculations. The Radioactive Ion Beam Factory (RIBF) of the RIKEN Nishina Center using the BigRIPS fragment separator, the ZeroDegree Spectrometer, the WAS3ABI implantation station and the EURICA HPGe cluster array.

doi: 10.1016/j.physletb.2022.137123
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2021GY02      J.Phys.(London) G48, 105202 (2021)

G.Gyurky, Z.Halasz, G.G.Kiss, T.Szucs, R.Huszank, Z.Torok, Z.Fulop, T.Rauscher, C.Travaglio

Measurement of the ⁹¹Zr(p, γ)^92mNb cross section motivated by type Ia supernova nucleosynthesis

NUCLEAR REACTIONS ^91,96Zr(p, γ), E=1450-2800 keV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties. Comparison with theoretical calculations.

doi: 10.1088/1361-6471/ac2132
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4417.

2021HA19      Phys.Lett. B 816, 136266 (2021)

O.Hall, T.Davinson, A.Estrade, J.Liu, G.Lorusso, F.Montes, S.Nishimura, V.H.Phong, P.J.Woods, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, R.Grzywacz, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, M.R.Mumpower, N.Nepal, R.D.Page, M.Piersa, V.F.E.Pucknell, B.C.Rasco, B.Rubio, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado, M.Wolinska-Cichocka, R.Yokoyama

β-delayed neutron emission of r-process nuclei at the N = 82 shell closure

RADIOACTIVITY ^115,116Tc, ^{116,117,118,119,120,121}Ru, ^{118,119,120,121,122,123,124}Rh, ^{121,122,123,124,125,126,127,128}Pd, ^{124,125,126,127,128,129}Ag, ^{127,128,129,130}Cd(β^-n) [from ⁹Be(²³⁸U, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ, En, In; deduced β-delayed neutron emission probabilities, T_1/2. RIKEN using the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.

doi: 10.1016/j.physletb.2021.136266
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2021HA53      Astrophys.J. 915, L13 (2021)

S.Hayakawa, M.La Cognata, L.Lamia, H.Yamaguchi, D.Kahl, K.Abe, H.Shimizu, L.Yang, O.Beliuskina, S.M.Cha, K.Y.Chae, S.Cherubini, P.Figuera, Z.Ge, M.Gulino, J.Hu, A.Inoue, N.Iwasa, A.Kim, D.Kim, G.Kiss, S.Kubono, M.La Commara, M.Lattuada, E.J.Lee, J.Y.Moon, S.Palmerini, C.Parascandolo, S.Y.Park, V.H.Phong, D.Pierroutsakou, R.G.Pizzone, G.G.Rapisarda, S.Romano, C.Spitaleri, X.D.Tang, O.Trippella, A.Tumino, N.T.Zhang

Constraining the Primordial Lithium Abundance: New Cross Section Measurement of the ⁷Be + n Reactions Updates the Total ⁷Be Destruction Rate

NUCLEAR REACTIONS ²H(⁷Be, p⁷Li)¹H, E=3.16 MeV/nucleon; measured reaction products. ⁸Be; deduced σ, low-lying resonance parameters, astrophysical reaction rates for ⁷Be(n, p) and ⁷Be(n, α) reactions. Comparison with available data. the Trojan Horse Method (THM), Center-for-Nuclear-Study RI Beam separator (CRIB), the University of Tokyo, located atthe RI Beam Factory, RIKEN.

doi: 10.3847/2041-8213/ac061f
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23652.

2021KI06      Phys.Rev. C 104, 015807 (2021)

G.G.Kiss, M.La Cognata, R.Yarmukhamedov, K.I.Tursunmakhatov, I.Wiedenhover, L.T.Baby, S.Cherubini, A.Cvetinovic, G.D'Agata, P.Figuera, G.L.Guardo, M.Gulino, S.Hayakawa, I.Indelicato, L.Lamia, M.Lattuada, F.Mudo, S.Palmerini, R.G.Pizzone, G.G.Rapisarda, S.Romano, M.L.Sergi, R.Sparta, C.Spitaleri, O.Trippella, A.Tumino, M.Anastasiou, S.A.Kuvin, N.Rijal, B.Schmidt, S.B.Igamov, S.B.Sakuta, Zs.Fulop, Gy.Gyurky, T.Szucs, Z.Halasz, E.Somorjai, Z.Hons, J.Mrazek, R.E.Tribble, A.M.Mukhamedzhanov

Indirect determination of the astrophysical S factor for the ⁶Li (p, γ)⁷Be reaction using the asymptotic normalization coefficient method

NUCLEAR REACTIONS ⁶Li(³He, d)⁷Be, E=3, 5 MeV; measured E(d), I(d), σ(θ) using ΔE-E silicon detector telescopes at the University of Catania and the FN tandem accelerator of Florida State University. ⁷Be; deduced levels, asymptotic normalization coefficient (ANCs) for the g.s. and the first excited state at 429 keV of ⁷Be from DWBA analysis of angular distributions. ⁶Li(p, γ)⁷Be, E=0.05-0.35 MeV; deduced asymptotic normalization coefficient (ANCs) using results from the ⁶Li(³He, d) reaction. ⁶Li(p, γ)⁷Be, E<1.0 MeV; analyzed available experimental data; deduced astrophysical S factor from direct experimental data, as well as present indirect method from ANCs determined in ⁶Li(³He, d) experiment. Relevance to big-bang and stellar nucleosynthesis.

doi: 10.1103/PhysRevC.104.015807
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2021MO22      At.Data Nucl.Data Tables 142, 101453 (2021)

P.Mohr, Z.Fulop, Gy.Gyurky, G.G.Kiss, T.Szucs, A.Arcones, M.Jacobi, A.Psaltis

Astrophysical reaction rates of α-induced reactions for nuclei with 26 ≤ Z ≤ 83 from the new Atomki-V2 α-nucleus potential

NUCLEAR REACTIONS ⁸⁸Kr, ¹⁸⁸Sm(α, X), E(cm)<15 MeV; calculated astrophysical reaction rates using new Atomki-V2 α-nucleus potential and TALYS nuclear model code.

doi: 10.1016/j.adt.2021.101453
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2021OR01      Phys.Rev. C 103, 014324 (2021)

S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, A.Algora, A.I.Morales, J.Agramunt, D.S.Ahn, P.Ascher, B.Blank, C.Borcea, A.Boso, R.B.Cakirli, J.Chiba, G.de Angelis, G.de France, F.Diel, P.Doornenbal, Y.Fujita, N.Fukuda, E.Ganioglu, M.Gerbaux, J.Giovinazzo, S.Go, T.Goigoux, S.Grevy, V.Guadilla, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, T.Kurtukian-Nieto, D.Lubos, C.Magron, F.Molina, A.Montaner-Piza, D.Napoli, D.Nishimura, S.Nishimura, H.Oikawa, V.H.Phong, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, J.Wu, S.Yagi

β decay of the very neutron-deficient ⁶⁰Ge and ⁶²Ge nuclei

RADIOACTIVITY ⁵⁹Zn, ⁶⁰Ga, ^60,62Ge(EC), (β⁺); ⁶²Ge(β⁺p)[^60,62Ge activities from ⁹Be(⁷⁸Kr, X), E=345 MeV/nucleon at RIBF-RIKEN]; measured Eγ, Iγ, Ep, Ip, β⁺γ-, β⁺pγ- and γγ-coin, γ(implants)- and p(implants)-correlations, half-lives of decays of ⁶⁰Ga, ^60,62Ge using the WAS3ABi and EURICA arrays. ⁶⁰Ge; deduced β⁺-delayed proton branching ratio. ^60,62Ga, ^59,60Zn, ⁵⁹Cu; deduced levels, J, π, β feedings, Fermi and B(F) and Gamow-Teller B(GT) transition strengths, mass excesses of ^60,62Ge, and ⁶⁰Ga by analysis of IMME for A=60 nuclei. Comparison with previous experimental data.

NUCLEAR REACTIONS ⁹Be(⁷⁸Kr, X), E=345 MeV/nucleon; measured reaction products, Z versus A/Q identification plot for nuclei of Z=28-36 and A/Q=1.85-1.95, with fragments separated using the BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility, with main emphasis on the production of ^60,62Ge.

doi: 10.1103/PhysRevC.103.014324
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2021SZ02      Phys.Rev. C 104, 035804 (2021)

T.N.Szegedi, G.G.Kiss, P.Mohr, A.Psaltis, M.Jacobi, G.G.Barnafoldi, T.Szucs, Gy.Gyurky, A.Arcones

Activation thick target yield measurement of ¹⁰⁰Mo(α, n)¹⁰³Ru for studying the weak r-process nucleosynthesis

NUCLEAR REACTIONS ¹⁰⁰Mo(α, n)¹⁰³Ru, E=7.0-13.0 MeV; measured Eγ, Iγ, thick target σ(E) by activation technique at the Institute for Nuclear Research (Atomki); deduced recommended astrophysical rate at T₉=1.0-5.0, elemental abundances for the MC13 trajectory using α-nucleus optical model potentials (α-OMPs) with Atomki-V2 potential to model the nucleosynthesis scenario. ^95,97Ru, ⁹⁵Tc; observed γ rays in the spectrum.

doi: 10.1103/PhysRevC.104.035804
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2021WI05      Phys.Rev. C 104, 014304 (2021)

K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, V.Phong, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods

Isomeric states in neutron-rich nuclei near N=40

NUCLEAR REACTIONS ⁹Be(²³⁸U, X)⁵⁸Sc/⁶⁰V/⁶⁴V, E=345 MeV/nucleon, followed by separation of fragments of interest using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility; measured Eγ, Iγ, γγ-coin, delayed γ spectra, half-lives of nanosecond and microsec isomers using HPGe EUroball RIKEN Cluster Array (EURICA). ⁵⁸Sc, ^60,64V; deduced levels, new isomers, B(E2), B(M2); discussed possible spin-parity assignments for the isomers. Comparison with previous experimental data, and with shell-model predictions.

doi: 10.1103/PhysRevC.104.014304
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2020GI02      Acta Phys.Pol. B51, 577 (2020)

J.Giovinazzo, T.Goigoux, B.Blank, P.Ascher, M.Gerbaux, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, N.Fukuda, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, D.S.Ahn, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.De Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown

Two-proton radioactivity: The interesting case of ⁶⁷Kr and Further Studies

RADIOACTIVITY ⁶⁷Kr(2p), (β⁺), ⁵⁷Zn, ^59,61Ge, ^63,65Se, ^68,69Kr(EC), (β⁺), (β⁺p), ^55,56Cu, ⁶⁰Ga, ⁶³Ge, ^64,65As, ⁶⁷Kr(EC), (β⁺)[from ⁹Be(⁷⁸Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), Eγ, half-lives of decays of isotopes from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN; deduced %2p for the decay of ⁶⁷Kr, and %β⁺p for ^59,61Ge, ⁶³Se, ^68,69Kr. Comparison with previous experimental results.

doi: 10.5506/APhysPolB.51.577
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2020KI11      Phys.Lett. B 807, 135606 (2020)

G.G.Kiss, M.La Cognata, C.Spitaleri, R.Yarmukhamedov, I.Wiedenhover, L.T.Baby, S.Cherubini, A.Cvetinovic, G.D'Agata, P.Figuera, G.L.Guardo, M.Gulino, S.Hayakawa, I.Indelicato, L.Lamia, M.Lattuada, F.Mudo, S.Palmerini, R.G.Pizzone, G.G.Rapisarda, S.Romano, M.L.Sergi, R.Sparta, O.Trippella, A.Tumino, M.Anastasiou, S.A.Kuvin, N.Rijal, B.Schmidt, S.B.Igamov, S.B.Sakuta, K.I.Tursunmakhatov, Zs.Fulop, G.Gyurky, T.Szucs, Z.Halasz, E.Somorjai, Z.Hons, J.Mrazek, R.E.Tribble, A.M.Mukhamedzhanov

Astrophysical S-factor for the ³He(α, γ)⁷Be reaction via the asymptotic normalization coefficient (ANC) method

NUCLEAR REACTIONS ⁶Li(³He, d)⁷Be, E=3, 5 MeV; measured reaction products; deduced σ(θ), S-factor, external capture contribution using the Asymptotic Normalization Coefficient (ANC) technique.

doi: 10.1016/j.physletb.2020.135606
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2020MO23      Phys.Rev.Lett. 124, 252701 (2020)

P.Mohr, Z.Fulop, G.Gyurky, G.G.Kiss, T.Szucs

Successful Prediction of Total α-Induced Reaction Cross Sections at Astrophysically Relevant Sub-Coulomb Energies Using a Novel Approach

NUCLEAR REACTIONS ¹⁷⁶W(α, γ), E<200 keV; analyzed available data; deduced astrophysical reaction rates, S-factor.

doi: 10.1103/PhysRevLett.124.252701
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2020SZ02      Eur.Phys.J. A 56, 182 (2020)

T.N.Szegedi, A.Toth, G.G.Kiss, Gy.Gyurky

High precision half-life measurement of ⁹⁵Ru, ⁹⁵Tc and ^95mTc with γ-spectroscopy

doi: 10.1140/epja/s10050-020-00188-8
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2020VI02      Acta Phys.Pol. B51, 587 (2020)

A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, G.De Angelis, R.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornenbal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, S.Chen, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Z.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.De France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner

Studying the Exotic Decay ⁷⁰Kr → ⁷⁰Br^*

doi: 10.5506/APhysPolB.51.587
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2020WI05      Eur.Phys.J. A 56, 159 (2020)

K.Wimmer, T.Arici, W.Korten, P.Doornenbal, J.-P.Delaroche, M.Girod, J.Libert, T.R.Rodriguez, P.Aguilera, A.Algora, T.Ando, H.Baba, B.Blank, A.Boso, S.Chen, A.Corsi, P.Davies, G.de Angelis, G.de France, D.T.Doherty, J.Gerl, R.Gernhauser, T.Goigoux, D.Jenkins, G.Kiss, S.Koyama, T.Motobayashi, S.Nagamine, M.Niikura, S.Nishimura, A.Obertelli, D.Lubos, V.H.Phong, B.Rubio, E.Sahin, T.Y.Saito, H.Sakurai, L.Sinclair, D.Steppenbeck, R.Taniuchi, V.Vaquero, R.Wadsworth, J.Wu, M.Zielinska

Shape coexistence revealed in the N = Z isotope ⁷²Kr through inelastic scattering

doi: 10.1140/epja/s10050-020-00171-3
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2019GO34      Acta Phys.Pol. B50, 399 (2019)

T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown

⁶⁷Kr Two-proton Radioactivity: Results and Theoretical Interpretations

RADIOACTIVITY ⁶⁷Kr(2p)[from ⁹Be(⁷⁸Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), half-life of decay of ⁶⁷Kr from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN. ⁶⁷Kr; deduced %2p, Nilsson configurations. Comparison with theoretical calculations. ⁵⁹Ge, ⁶³Se, ⁶⁸Kr; isotopes observed in A/Q versus Z identification plot.

doi: 10.5506/aphyspolb.50.399
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2019GY03      Eur.Phys.J. A 55, 41 (2019)

Gy. Gyurky, Zs. Fulop, F. Kappeler, G. G. Kiss, A. Wallner

The activation method for cross section measurements in nuclear astrophysics

NUCLEAR REACTIONS ⁶⁴Zn(p, γ), E not given; ¹⁵N(p, αγ), E=890-915 keV; ¹³C(n, γ), E=1-300 keV; ¹⁴⁸Gd(γ, p), (γ, α), (γ, n), E=1-13 MeV; ¹⁶⁹Tm(α, γ), E=13.5 MeV; ¹²C(p, ¹³N), E not given; ¹⁷O(p, ¹⁸O), E not given; measured reaction products, activation Eγ, Iγ, X-rays, time; deduced γ X-ray activation energy spectra, decay curves for γ's of specified energy corresponding to discrete states; suggested new method for evaluation of proper beam intensity variation; deduced cross section ratios for astrophysical reactions.Compared with available data and JEFF-3.2.

doi: 10.1140/epja/i2019-12708-4
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2019GY04      Appl.Radiat.Isot. 148, 87 (2019)

G.Gyurky, Z.Halasz, G.G.Kiss, T.Szucs, Z.Fulop

Half-life measurement of ⁶⁵Ga with γ-spectroscopy

RADIOACTIVITY ⁶⁵Ga(EC) [from ⁶⁴Zn(p, γ), E=4.5, 6 MeV]; ⁶¹Cu(EC) [from ⁶⁴Zn(p, α), E=4.5, 6 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies, intensities, T_1/2.

doi: 10.1016/j.apradiso.2019.03.021
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2019GY05      Phys.Rev. C 100, 015805 (2019)

Gy.Gyurky, Z.Halasz, G.G.Kiss, T.Szucs, A.Csik, Zs.Torok, R.Huszank, M.G.Kohan, L.Wagner, Zs.Fulop

Resonance strengths in the ¹⁴N(p, γ)¹⁵O astrophysical key reaction measured with activation

NUCLEAR REACTIONS ¹⁴N(p, γ)¹⁵O, E=278, 1058 keV; measured Eγ, Iγ, resonance strengths using activation method at the Institute for Nuclear Research, Debrecen. Comparison with previous experimental values. Discussion of relevance to stellar hydrogen burning.

doi: 10.1103/PhysRevC.100.015805
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2019PH02      Phys.Rev. C 100, 011302 (2019)

V.H.Phong, G.Lorusso, T.Davinson, A.Estrade, O.Hall, J.Liu, K.Matsui, F.Montes, S.Nishimura, A.Boso, P.H.Regan, R.Shearman, Z.Y.Xu, J.Agramunt, J.M.Allmond, D.S.Ahn, A.Algora, H.Baba, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, M.Wolinska-Cichocka, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Gargano, S.Go, C.J.Griffin, R.K.Grzywacz, L.Harkness-Brennan, T.Isobe, A.Jungclaus, D.Kahl, L.H.Khiem, G.Kiss, A.Korgul, S.Kubono, K.Miernik, A.I.Morales, N.Nepal, M.Piersa, Zs.Podolyak, B.C.Rasco, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stacener, T.Sumikama, H.Suzuki, H.Takeda, J.L.Tain, A.Tarifeno-Saldivia, A.Tolosa-Delgado, V.Vaquero, P.J.Woods, R.Yokoyama, C.Yuan

Observation of a ¹³⁴₄₉In₈₅ Proton-neutron coupling "southeast" of ¹³²₅₀Sn₈₂

NUCLEAR REACTIONS ⁹Be(²³⁸U, F)¹²⁰Rh/¹²¹Rh/¹²²Rh/¹²³Rh/¹²⁴Rh/¹²⁵Rh/¹²³Pd/¹²⁴Pd/¹²⁵Pd/¹²⁶Pd/¹²⁷Pd/¹²⁸Pd/¹²⁵Ag/¹²⁶Ag/¹²⁷Ag/¹²⁸Ag/¹²⁹Ag/¹³⁰Ag/¹²⁸Cd/¹²⁹Cd/¹³⁰Cd/¹³¹Cd/¹³²Cd/¹³³Cd/¹³¹In/¹³²In/¹³³In/¹³⁴In/¹³⁵In/¹³⁶In/¹³⁴Sn/¹³⁵Sn/¹³⁶Sn/¹³⁷Sn/¹³⁸Sn/¹³⁹Sn/¹³⁸Sb/¹³⁹Sb/¹⁴⁰Sb/¹⁴¹Te/¹⁴²Te, E=345 MeV/nucleon; measured fission fragment yields, A/Q plot, Eγ, Iγ, (fragment)γ-coin, half-lives of isomers in ¹²⁸Cd and ¹³⁴In by (ion)γ(t) using BigRIPS, ZeroDegree spectrometer, and AIDA array for fragment separation and identification, and HPGe detectors for γ detection at RIBF-RIKEN. ¹²⁸Cd, ¹³⁰Ag, ^132,134In; measured (ion)γ-coin spectra; deduced isomers in ¹²⁸Cd and ¹³⁴In, configurations, no evidence for isomers in ¹³⁰Ag and ¹³²In. ¹³⁴In; compared Weisskopf estimated half-lives for E1, M1, E2 and M2 multipolarities for the isomeric transition in the case of bare nuclei and neutral atoms with the measured half-life, best agreement found for E2 multipolarity. ¹³⁰Ag, ^132,134In; calculated levels, J, π using shell model, and compared with available experimental data.

doi: 10.1103/PhysRevC.100.011302
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2019RE11      Acta Phys.Pol. B50, 669 (2019)

F.Recchia, K.Wimmer, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Alaqueel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt

Isomer Spectroscopy in Odd-Even Ti Isotopes: Approaching N=40

NUCLEAR REACTIONS ⁹Be(²³⁸U, X), E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ-coin. ^55,57,59Ti; deduced levels, J, π. ⁵⁹Ti; deduced T_1/2 for isomeric state. Comparison with large-scale shell model calculations. BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility.

doi: 10.5506/aphyspolb.50.669
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2019RU07      Proc.XLII Symposium on Nuclear Physics 2019 (Cocoyoc2019), 7-10 January 2019, Cocoyoc, Mexico, p.012018 (2019), J.Phys.:Conf. Ser. 1308 (2019)

B.Rubio, P.Aguilera, F.Molina, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, W.Gelletly, B.Blank, P.Asher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian, C.Magron, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yang, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, G.de France, S.Go

Beta decay of the T_z=-2 nucleus ⁶⁴Se and its descendants

RADIOACTIVITY ⁶⁴Se, ⁶⁴As(β⁺), (EC), (β⁺p)[from ⁹Be(⁷⁸Kr, X), E=345 MeV, followed by separation of fragments using BigRIPS separator and implantation in double-sided Si-strip detectors (DSSSDs) at RIBF-RIKEN facility]; ⁶³Ge(β⁺), (EC)[from ⁷⁴Se β⁺p decay]; measured reaction products, particle identification plot, Eγ, Iγ, (implants)γ-coin, E(p), I(p) from β⁺-delayed proton decays, T_1/2 of decays of ⁶⁴Se, ⁶⁴As, ⁶³Ge. ⁶⁴As, ^63,64Ge, ⁶³Ga; deduced levels, J, π, 0+ IAS of ⁶⁴As, mirror states in ⁶⁴As and ⁶⁴Ga, and in ⁶³Ge and ⁶³Ga.

doi: 10.1088/1742-6596/1308/1/012018
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2019SZ01      Nucl.Phys. A986, 213 (2019)

T.N.Szegedi, G.G.Kiss, I.Oksuz, T.Szucs, Gy.Gyurky, Z.Elekes, E.Somorjai, Zs.Fulop

High precision half-life measurement of ¹²⁵Cs and ¹²⁵Xe with γ-spectroscopy

NUCLEAR REACTIONS ¹²⁴Xe(p, γ)¹²⁵Cs, E=6-7.5 MeV; measured off-line activation Eγ, Iγ(t) following the β-decay; deduced T_1/2. Compared with published results.

doi: 10.1016/j.nuclphysa.2019.04.002
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2019SZ02      Phys.Rev. C 99, 055804 (2019), Erratum Phys.Rev. C 105, 069901 (2022)

T.Szucs, G.G.Kiss, Gy.Gyurky, Z.Halasz, T.N.Szegedi, Zs.Fulop

Cross section of ³He(α, γ)⁷Be around the ⁷Be proton separation threshold

NUCLEAR REACTIONS ³He(α, γ)⁷Be, E=7.3-11.35 MeV; measured Eγ, Iγ, Eα, σ(E) using HPGe detector for offline γ spectroscopy. ³He(α, γ)⁷Be, E(cm)=0.2-5.0 MeV; analyzed data using constrained R-matrix fit; deduced S factors, asymptotic nuclear coefficients (ANCs), and upper limit on α-capture resonance strength using data from present experiment and previous experiments. Relevance to Big Bang nucleosynthesis and solar hydrogen burning.

doi: 10.1103/PhysRevC.99.055804
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2019SZ04      Phys.Rev. C 100, 065803 (2019)

T.Szucs, P.Mohr, Gy.Gyurky, Z.Halasz, R.Huszank, G.G.Kiss, T.N.Szegedi, Zs.Torok, Zs.Fulop

Cross section of α-induced reactions on ¹⁹⁷Au at sub-Coulomb energies

NUCLEAR REACTIONS ¹⁹⁷Au(α, 2n)¹⁹⁹Tl, E=17.48, 17.99, 18.49, 18.99, 19.46, 19.92 MeV; ¹⁹⁷Au(α, n)²⁰⁰Tl, E=13.62, 13.91, 14.92, 15.91, 16.96, 17.48, 17.99, 18.49, 18.99, 19.46, 19.92 MeV; ¹⁹⁷Au(α, γ)²⁰¹Tl, E=13.91, 14.92, 15.91, 16.96, 17.48, 17.99, 18.99, 19.46, 19.92 MeV; measured Eγ, Iγ, E(x ray), I(x ray), σ(E) by activation method at the MTA Atomki cyclotron in Debrecen; deduced Absolute x-ray intensities from the decays of ^199,200,201Tl. ¹⁹⁷Au(α, α'), E=24.7 MeV; measured σ(θ) and total σ. Comparison to the best fit statistical model calculation using the AVR A-OMP, and with previous experimental results. Prediction of cross sections in the Gamow window with smaller uncertainties. Relevance to determination of reaction rates in large-scale reaction networks for heavy-element nucleosynthesis.

doi: 10.1103/PhysRevC.100.065803
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2019WI04      Phys.Lett. B 792, 16 (2019)

K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods

First spectroscopy of ⁶¹Ti and the transition to the Island of Inversion at N=40

NUCLEAR REACTIONS ⁹Be(²³⁸U, X), E=345 MeV/nucleon; measured yields of reaction products with Z=21-26 and A/Q=2.55 to 2.82, Eγ, Iγ, γγ-coin, half-lives of isomers by γ(t) method using BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility. ^59,61Ti; deduced levels, isomers, J, π, multipolarity, B(E2), B(M2), evidence for island of inversion at N=40. ⁵⁹Ti; deduced only one β-decaying state from half-life measurement. Comparison with large-scale shell model calculations.

NUCLEAR STRUCTURE ^57,59,61Ti; calculated levels, J, π using large-scale shell model with LNPS and LNPS-fp interactions. Comparison with experimental values.

doi: 10.1016/j.physletb.2019.03.018
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2019YO03      Phys.Rev. C 100, 031302(R) (2019)

R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu

Strong one-neutron emission from two-neutron unbound states in β decays of the r-process nuclei ^{86, 87}Ga

RADIOACTIVITY ^84,85,86,87Ga(β^-), (β^-n), (β^-2n)[from ⁹Be(²³⁸U, F), E=345 MeV/nucleon, followed by separation and identification of fragments using the BigRIPS in-flight separator at RIBF-RIKEN facility]; measured secondary ions implanted into active stoppers made of double-sided silicon-strip detectors (DSSSDs), neutrons by BRIKEN array of ³He counters, WAS3ABi for β and ion detection, and γ rays by two clover-type HPGe detectors, (ions)βn-coin, half-lives of decays of ^84,85,86,87Ga; deduced decay curves, %β^-n (P_1n) and %β^-2n (P_2n). Comparison with shell-model and QRPA calculations. Relevance to r-process modeling.

doi: 10.1103/PhysRevC.100.031302
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2018KI04      Phys.Rev. C 97, 055803 (2018)

G.G.Kiss, T.Szucs, P.Mohr, Zs.Torok, R.Huszank, Gy.Gyurky, Zs.Fulop

α-induced reactions on ¹¹⁵In: Cross section measurements and statistical model analysis

NUCLEAR REACTIONS ¹¹⁵In(α, γ), (α, n)^118mSb, E(cm)=8.83-15.58 MeV; ¹¹⁵In(α, n)¹¹⁸Sb, E(cm)=11.10-15.58 MeV; measured Eγ, Iγ, and corrected peak rates of α-irradiated targets, reaction σ(E) using a HPGe detector for γ detection and a low-energy photon spectrometer (LEPS) for x-ray detection at Atomki, Debrecen; deduced reaction σ best fit parameters, σ at energies corresponding to the Gamow window at 2 and 3 GK. Applied best fit parameters to α+¹¹³In reaction σ. Comparison with statistical model calculations using TALYS code, and with previous experimental values.

doi: 10.1103/PhysRevC.97.055803
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2018KO12      Phys.Rev. C 97, 045803 (2018)

Z.Korkulu, N.Ozkan, G.G.Kiss, T.Szucs, Gy.Gyurky, Zs.Fulop, R.T.Guray, Z.Halasz, T.Rauscher, E.Somorjai, Zs.Torok, C.Yalcin

Investigation of α-induced reactions on Sb isotopes relevant to the astrophysical γ process

NUCLEAR REACTIONS ^121,123Sn(α, n), ¹²¹Sn(α, γ), E=10.09-16 MeV; measured Eγ, Iγ from decay of reaction products, σ(E) by activation method at the MGC cyclotron accelerator of Atomki-Debrecen; deduced sensitivity of σ to variation of particle and radiative widths for ¹²¹Sn+α reactions. Comparison with previous experimental values, and with statistical model calculations using NON-SMOKER and SMARAGD codes. Discussed implications for astrophysical reaction rates in γ-process nucleosynthesis network.

doi: 10.1103/PhysRevC.97.045803
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2018RA27      Nucl.Instrum.Methods Phys.Res. A911, 79 (2018)

B.C.Rasco, N.T.Brewer, R.Yokoyama, R.Grzywacz, K.P.Rykaczewski, A.Tolosa-Delgado, J.Agramunt, J.L.Tain, A.Algora, O.Hall, C.Griffin, T.Davinson, V.H.Phong, J.Liu, S.Nishimura, G.G.Kiss, N.Nepal, A.Estrade

The ORNL analysis technique for extracting β-delayed multi-neutron branching ratios with BRIKEN

RADIOACTIVITY ⁷⁷Cu(β^-), (β^-n); measured (implants)(neutron) correlations, %β^-n or P_1n at RIKEN; discussed statistical and systematic uncertainties, and methods to determine multi-neutron β-delayed branching ratios from BRIKEN setup. Comparison with literature values.

doi: 10.1016/j.nima.2018.09.121
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2018SA40      Phys.Rev. C 98, 024311 (2018)

P.Sarriguren, A.Algora, G.Kiss

β-decay properties of neutron-rich Ca, Ti, and Cr isotopes

NUCLEAR STRUCTURE ^{50,52,54,56,58,60,62,64}Ca, ^{56,58,60,62,64,66,68,70}Cr, ^{52,54,56,58,60,62,64,66}Ti; calculated potential energy curves using constrained HF+BCS with Skyrme force SLy4.

RADIOACTIVITY ^{50,52,54,56,58,60,62,64}Ca, ^{56,58,60,62,64,66,68,70}Cr, ^{52,54,56,58,60,62,64,66}Ti(β^-); calculated T_1/2, Q(β), S(n) of daughter nuclei, β-delayed neutron-emission probabilities (P_n), Gamow-Teller strength distributions using self-consistent deformed Skyrme-Hartree-Fock model with pairing and QRPA correlations.Comparison with other theoretical calculations of half-lives and P_n, and with experimental data for half-lives.

doi: 10.1103/PhysRevC.98.024311
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2018SZ01      Phys.Lett. B 776, 396 (2018)

T.Szucs, G.G.Kiss, Gy.Gyurky, Z.Halasz, Zs.Fulop, T.Rauscher

Cross section of α-induced reactions on iridium isotopes obtained from thick target yield measurement for the astrophysical γ process

NUCLEAR REACTIONS ^191,193Ir(α, γ), (α, n), E=13.4, 17 MeV; measured reaction products, Eγ, Iγ; deduced thick target yields, σ. Comparison with statistical-model calculations performed with the SMARAGD code.

doi: 10.1016/j.physletb.2017.11.072
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2018TA20      Acta Phys.Pol. B49, 417 (2018)

J.L.Tain, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, I.Dillmann, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.Griffin, R.Grzywacz, J.Ha, O.Hall, L.Harkness-Brennan, T.Isobe, D.Kahl, M.Karny, G.G.Kiss, M.Kogimtzis, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Lee, J.Liu, G.Lorusso, K.Matsui, K.Miernik, F.Montes, B.Moon, A.I.Morales, N.Nepal, S.Nishimura, R.D.Page, Z.Podolyak, V.F.E.Pucknell, B.C.Rasco, P.H.Regan, A.Riego, B.Rubio, K.P.Rykaczewski, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, P.A.Soderstrom, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, M.Takechi, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, V.H.Phong, P.Woods

The BRIKEN Project: Extensive Measurements of β-delayed Neutron Emitters for the Astrophysical r Process

doi: 10.5506/aphyspolb.49.417
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2017GY01      Phys.Rev. C 95, 035805 (2017)

Gy.Gyurky, A.Ornelas, Zs.Fulop, Z.Halasz, G.G.Kiss, T.Szucs, R.Huszank, I.Hornyak, I.Rajta, I.Vajda

Cross section measurement of the astrophysically important ¹⁷O(p, γ)¹⁸F reaction in a wide energy range

NUCLEAR REACTIONS ¹⁷O(p, γ)¹⁸F, E=500-1800 keV; measured Eγ, Iγ, half-life of ¹⁸F decay, σ(E) by activation method using Van de Graaff accelerator of Atomki; analyzed using R-matrix fit; deduced S factors. Comparison with previous experimental data. Relevance to hydrogen burning processes in different stages of stellar evolution.

doi: 10.1103/PhysRevC.95.035805
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2017MO18      Phys.Rev. C 95, 064327 (2017)

A.I.Morales, A.Algora, B.Rubio, K.Kaneko, S.Nishimura, P.Aguilera, S.E.A.Orrigo, F.Molina, G.de Angelis, F.Recchia, G.Kiss, V.H.Phong, J.Wu, D.Nishimura, H.Oikawa, T.Goigoux, J.Giovinazzo, P.Ascher, J.Agramunt, D.S.Ahn, H.Baba, B.Blank, C.Borcea, A.Boso, P.Davies, F.Diel, Zs.Dombradi, P.Doornenbal, J.Eberth, G.de France, Y.Fujita, N.Fukuda, E.Ganioglu, W.Gelletly, M.Gerbaux, S.Grevy, V.Guadilla, N.Inabe, T.Isobe, I.Kojouharov, W.Korten, T.Kubo, S.Kubono, T.Kurtukian Nieto, N.Kurz, J.Lee, S.Lenzi, J.Liu, T.Lokotko, D.Lubos, C.Magron, A.Montaner-Piza, D.R.Napoli, H.Sakurai, H.Schaffner, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, S.Yagi

Simultaneous investigation of the T=1(J^π=0⁺) and T=0(J^π=9⁺) β decays in ⁷⁰Br

RADIOACTIVITY ⁷⁰Br(β⁺), (EC) [from ⁹Be(⁷⁸Kr, X), E=345 MeV/nucleon at RIKEN's RILAC2-RRC-fRC-IRC-SRC acceleration system using BigRIPS separator and ZeroDegree spectrometer]; measured reaction products, Eγ, Iγ, Eβ, half-life of the 9⁺ isomer by βγ(t), and 0⁺ ground state by (⁷⁰Br)β(t), γγ-, and βγ-coin using Wide-Range Active Silicon Strip Stopper array for β and ion detection (WAS3ABi), and EURICA array for γ detection. ⁷⁰Se; deduced levels, J, π, β feedings, logf Ft, bands, Ft value for the superallowed decay of ⁷⁰Br. Comparison with Shell-model calculations using the PMMU and JUN45 interactions. Discussed test of the CVC hypothesis using the data in the present work.

doi: 10.1103/PhysRevC.95.064327
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2016BL05      Phys.Rev. C 93, 061301 (2016)

B.Blank, T.Goigoux, P.Ascher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, V.H.Phong, H.Sakurai, Y.Shimizu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, J.Wu, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go

New neutron-deficient isotopes from ⁷⁸Kr fragmentation

NUCLEAR REACTIONS ⁹Be(⁷⁸Kr, X)³⁹Ti/⁴⁰Ti/⁴³Cr/⁴⁴Cr/⁴⁶Mn/⁴⁷Fe/⁴⁸Fe/⁵¹Ni/⁵⁹Ge/⁶⁰Ge/⁶³Se/⁶⁴Se/⁶⁷Kr/⁶⁸Kr, E=345 MeV/nucleon; measured fragmentation residues, production σ using BigRIPS separator, zero-degree spectrometer, WAS3ABi setup for implantation, and EURICA array for γ detection at RIBF-RIKEN facility. Comparison of experimental cross sections with predictions from the EPAX3 parameterization. ⁶³Se, ⁶⁷Kr, ⁶⁸Kr; newly identified nuclides. ⁵⁹Ge, ⁶³Se, ⁶⁷Kr; candidates for 2p emitters. ⁵⁸Ge, ⁶²Se, ⁶⁶Kr; deduced upper limit of cross sections, half-lives, search for these nuclides proved unsuccessful, consistent with unbound nature of these nuclei.

doi: 10.1103/PhysRevC.93.061301
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2016GO26      Phys.Rev.Lett. 117, 162501 (2016)

T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, G.G.Kiss, S.Nishimura, P.-A.Soderstrom, V.H.Phong, J.Wu, D.S.Ahn, N.Fukuda, N.Inabe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go, B.A.Brown

Two-Proton Radioactivity of ⁶⁷Kr

RADIOACTIVITY ⁶⁷Kr(2p), ⁵⁹Ge, ⁶³Se(β⁺) [from Be(⁷⁸Kr, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ; deduced decay energy, branching ratio, T_1/2. Comparison with available data.

doi: 10.1103/PhysRevLett.117.162501
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2016HA33      Phys.Rev. C 94, 045801 (2016)

Z.Halasz, E.Somorjai, Gy.Gyurky, Z.Elekes, Zs.Fulop, T.Szucs, G.G.Kiss, N.T.Szegedi, T.Rauscher, J.Gorres, M.Wiescher

Experimental study of the astrophysical γ-process reaction ¹²⁴Xe(α, γ)¹²⁸Ba

NUCLEAR REACTIONS ¹²⁴Xe(α, γ)¹²⁸Ba, ¹²⁴Xe(α, n)¹²⁷Ba, E=11-15 MeV; measured Eγ, Iγ, σ(E) by activation method using a thin window gas cell. Comparison with Hauser-Feshbach statistical model calculations, ¹²⁴Xe+α optical potential, astrophysical gamma-process, and supernova models.

doi: 10.1103/PhysRevC.94.045801
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2016OR09      Phys.Rev. C 94, 055807 (2016)

A.Ornelas, P.Mohr, Gy.Gyurky, Z.Elekes, Zs.Fulop, Z.Halasz, G.G.Kiss, E.Somorjai, T.Szucs, M.P.Takacs, D.Galaviz, R.T.Guray, Z.Korkulu, N.Ozkan, C.Yalcin

alpha scattering and alpha-induced reaction cross sections of ⁶⁴Zn at low energies

NUCLEAR REACTIONS ⁶⁴Zn(α, α), (α, α'), E=12.05, 16.12 MeV; measured scattered particle spectra, Eα, Iα, elastic σ(θ), inelastic σ(E) at the Atomki cyclotron facility; deduced total σ, parameters of optical potential, phase shifts and reflection coefficients using σ(θ) elastic data at Eα=13.4-50.5 MeV from previous studies and the present work, rise of the elastic cross sections at very backward angles considered as so-called anomalous large-angle elastic scattering (ALAS). ⁶⁴Zn(α, γ), (α, p), (α, n), E=16.12 MeV; measured Eγ, Iγ, σ using activation technique. Comparison with theoretical calculations based on different global α-nucleus optical potentials, and Hartree-Fock BCS γ-ray strength for (α, γ) channel.

doi: 10.1103/PhysRevC.94.055807
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2015CH19      J.Phys.(London) G42, 055102 (2015)

L.C.Chamon, L.R.Gasques, G.P.A.Nobre, E.S.Rossi, Jr, R.J.de Boer, C.Seymour, M.Wiescher, G.G.Kiss

Evidence of a slight nuclear transparency in the alpha-nucleus systems

NUCLEAR REACTIONS ^120,130Te(α, α'), E<15 MeV; calculated inelastic σ(θ). EMPIRE nuclear model code, comparison with available data.

doi: 10.1088/0954-3899/42/5/055102
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2015CH41      Phys.Rev. C 92, 015805 (2015)

S.Cherubini, M.Gulino, C.Spitaleri, G.G.Rapisarda, M.La Cognata, L.Lamia, R.G.Pizzone, S.Romano, S.Kubono, H.Yamaguchi, S.Hayakawa, Y.Wakabayashi, N.Iwasa, S.Kato, T.Komatsubara, T.Teranishi, A.Coc, N.de Sereville, F.Hammache, G.Kiss, S.Bishop, D.N.Binh

First application of the Trojan horse method with a radioactive ion beam: Study of the ¹⁸F(p, α)¹⁵O reaction at astrophysical energies

NUCLEAR REACTIONS ²H(¹⁸F, α¹⁵O), E=47.9 MeV, [¹⁸F secondary beam from ¹⁸O(p, n) primary reaction at CRIB-CNS-RIKEN facility]; measured Q-value spectra, σ for p-¹⁸F c.m. energy; deduced momentum distribution for the p-n intercluster motion in deuteron. ¹⁹Ne; deduced proton resonances, levels, J, π, and compared to previous experimental data and evaluations. ¹⁸F(p, α)¹⁵O, E<900 keV; deduced σ(E), astrophysical S(E) factor by Trojan horse method (THM) by considering interference effects.

doi: 10.1103/PhysRevC.92.015805
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2015KI04      J.Phys.(London) G42, 055103 (2015)

G.G.Kiss, T.Szucs, T.Rauscher, Zs.Torok, L.Csedreki, Z.Fulop, G.Gyurky, Z.Halasz

Measurement of (α, n) reaction cross sections of erbium isotopes for testing astrophysical rate predictions

NUCLEAR REACTIONS ¹⁶²Er(α, n), (α, γ), E<17 MeV; analyzed available data; deduced optical potential, theoretical σ. Comparison of statistical model predictions with experimental data.

doi: 10.1088/0954-3899/42/5/055103
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2015OR03      Nucl.Phys. A940, 194 (2015)

A.Ornelas, G.G.Kiss, P.Mohr, D.Galaviz, Zs.Fulop, Gy.Gyurky, Z.Mate, T.Rauscher, E.Somorjai, K.Sonnabend, A.Zilges

The ¹⁰⁶Cd(α, α)¹⁰⁶Cd elastic scattering in a wide energy range for γ process studies

NUCLEAR REACTIONS ¹⁰⁶Cd(α, α), E=16.1, 17.7, 19.6 MeV; measured Eα, Iα(θ). ¹⁰⁶Cd(α, α), E(cm)=15.6-26.0 MeV; calculated σ(θ) using ATOMKI-V1 optical potential; deduced optical model parameters from fit to available data. Potentials compared with those obtained by others using different potentials. ¹⁰⁶Cd(α, n), (α, p), (α, γ), E(cm)=7-13 MeV; calculated S-factor using different potentials. Compared with data.

doi: 10.1016/j.nuclphysa.2015.04.008
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2015YA07      Phys.Rev. C 91, 034610 (2015)

C.Yalcin, Gy.Gyurky, T.Rauscher, G.G.Kiss, N.Ozkan, R.T.Guray, Z.Halasz, T.Szucs, Zs.Fulop, J.Farkas, Z.Korkulu, E.Somorjai

Test of statistical model cross section calculations for α-induced reactions on ¹⁰⁷Ag at energies of astrophysical interest

NUCLEAR REACTIONS ¹⁰⁷Ag(α, γ)¹¹¹In, E=8.16-13 MeV; ¹⁰⁷Ag(α, n)¹¹⁰In, E=9-13 MeV; measured Eγ, Iγ, σ(E) by activation method. Comparison with statistical model calculation using SMARAGD computer code, and with previous experimental results.

doi: 10.1103/PhysRevC.91.034610
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2014GY01      Nucl.Phys. A922, 112 (2014)

Gy.Gyurky, M.Vakulenko, Zs.Fulop, Z.Halasz, G.G.Kiss, E.Somorjai, T.Szucs

Cross section and reaction rate of ⁹²Mo(p, γ)⁹³Tc determined from thick target yield measurements

NUCLEAR REACTIONS ⁹²Mo(p, γ), E=1700-3100 keV; measured thick target Eγ, Iγ(time). ^93g,93mTc deduced peaks, thick target yields, σ, S-factor, thermonuclear reaction rates, T_1/2; calculated σ, S-factor using TALYS. Compared also with some other recent data.

doi: 10.1016/j.nuclphysa.2013.12.003
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4312.

2014GY02      Phys.Rev. C 90, 052801 (2014)

G.Gyurky, Z.Fulop, Z.Halasz, G.G.Kiss, T.Szucs

Direct study of the α-nucleus optical potential at astrophysical energies using the ⁶⁴Zn(p, α)⁶¹Cu reaction

NUCLEAR REACTIONS ⁶⁴Zn(p, α)⁶¹Cu, ⁶⁴Zn(p, γ)⁶⁵Ga, E=3.5-8 MeV; measured Eγ, Iγ, σ(E) by activation method; deduced experimental S factors and Gamow window for ⁶¹Cu+α system. Comparison with statistical model calculations using NON-SMOKER, TALYS and TALYS-modified with ⁶¹Cu+α optical potential. Astrophysical γ process.

doi: 10.1103/PhysRevC.90.052801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4319.

2014KI05      Phys.Lett. B 735, 40 (2014)

G.G.Kiss, T.Szucs, T.Rauscher, Zs.Torok, Zs.Fulop, Gy.Gyurky, Z.Halasz, E.Somorjai

Alpha induced reaction cross section measurements on ¹⁶²Er for the astrophysical γ process

NUCLEAR REACTIONS ¹⁶²Er(α, γ), (α, n), E(cm)=12.19-16.09 MeV; measured reaction products, Eγ, Iγ, X-rays; deduced σ, needs for optical potential modifications. Comparison with Hauser-Feshbach calculations.

doi: 10.1016/j.physletb.2014.06.011
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4318.

2014NE13      Phys.Rev. C 90, 035806 (2014)

L.Netterdon, A.Endres, G.G.Kiss, J.Mayer, T.Rauscher, P.Scholz, K.Sonnabend, Zs.Torok, A.Zilges

Cross-section measurement of the ¹³⁰Ba(p, γ)¹³¹La reaction for γ-process nucleosynthesis

NUCLEAR REACTIONS ¹³⁰Ba(p, γ), E(cm)=3.57-4.96 MeV; measured Eγ, Iγ, σ(E) using activation method at the Institute for Nuclear Physics, Cologne. Comparison with Hauser-Feshbach calculations using TALYS and SMARAGD statistical model codes with different proton+nucleus optical model potentials; deduced stellar reaction rates and compared with results from NONSMOKER code.

doi: 10.1103/PhysRevC.90.035806
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2234.

2013BO09      Nucl.Phys. A908, 1 (2013)

C.Bordeanu, Gy.Gyurky, Z.Halasz, T.Szucs, G.G.Kiss, Z.Elekes, J.Farkas, Zs.Fulop, E.Somorjai

Activation measurement of the ³He(α, γ)⁷Be reaction cross section at high energies

NUCLEAR REACTIONS ³He(α, γ), E=4.0-6.3 MeV; measured off-line ⁷Be activation Eγ, Iγ; deduced σ, S-factor. Compared with data and published calculations.

doi: 10.1016/j.nuclphysa.2013.03.012
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4289.

2013KI11      Phys.Rev. C 88, 045804 (2013)

G.G.Kiss, P.Mohr, Zs.Fulop, T.Rauscher, Gy.Gyurky, T.Szucs, Z.Halasz, E.Somorjai, A.Ornelas, C.Yalcin, R.T.Guray, N.Ozkan

High precision ¹¹³In(α, α)¹¹³In elastic scattering at energies near the Coulomb barrier for the astrophysical γ process

NUCLEAR REACTIONS ¹¹³In(α, α), E=16.15-19.15 MeV; measured E(α), I(α), σ(E, θ) at ATOMKI facility in Debrecen; deduced global α+nucleus optical model parameters. Comparison with reduced σ for ⁸⁹Y+α, ⁹²Mo+α, ^106,110,116Cd+α, ^112,124Sn+α and ¹⁴⁴Sm+α reactions. ¹¹³In(α, γ)¹¹⁷Sb, ¹¹³In(α, n)¹¹⁶Sb, E=8-15 MeV; deduced astrophysical S(E) factor, σ ratio. Relevance to γ process for production of p nuclei in supernova explosions.

doi: 10.1103/PhysRevC.88.045804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4297.

2013MO28      At.Data Nucl.Data Tables 99, 651 (2013)

P.Mohr, G.G.Kiss, Zs.Fulop, D.Galaviz, Gy.Gyurky, E.Somorjai

Elastic alpha scattering experiments and the alpha-nucleus optical potential at low energies

NUCLEAR REACTIONS ⁸⁹Y, ⁹²Mo, ^106,110,116Cd, ^112,124Sn, ¹⁴⁴Sm(α, α), E<20 MeV; analyzed available data; deduced σ, σ(θ), Woods-Saxon potential parameters.

doi: 10.1016/j.adt.2012.10.003
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0375.

2013NE16      Nucl.Phys. A916, 149 (2013)

L.Netterdon, P.Demetriou, J.Endres, U.Giesen, G.G.Kiss, A.Sauerwein, T.Szucs, K.O.Zell, A.Zilges

Investigation of α-induced reactions on the p nucleus ¹⁶⁸Yb

NUCLEAR REACTIONS ¹⁶⁸Yb(α, γ), (α, n), E=12.9-15.1 MeV; measured activation and post-β-decay Eγ, Iγ using HPGe; calculated σ using TALYS-1.4 code with RIPL3 parameters. ^171,172Hf deduced (α, γ) and (α, n) σ ¹⁷¹Lu deduced normalization factor.

doi: 10.1016/j.nuclphysa.2013.08.002
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2178. Data from this article have been entered in the XUNDL database. For more information, click here.

2012GY03      Phys.Rev. C 86, 041601 (2012)

Gy.Gyurky, P.Mohr, Zs.Fulop, Z.Halasz, G.G.Kiss, T.Szucs, E.Somorjai

Relation between total cross sections from elastic scattering and α-induced reactions: The example of ⁶⁴Zn

NUCLEAR REACTIONS ⁶⁴Zn(α, γ), (α, p), (α, n), E(cm)=5.8-12.4 MeV; measured Eγ, Iγ, σ(E); deduced total reaction σ by comparison with σ for ⁶⁴Zn(α, α) reaction, astrophysical S factor. Comparison with statistical model predictions.

doi: 10.1103/PhysRevC.86.041601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4274.

2012KI14      Phys.Rev. C 86, 035801 (2012)

G.G.Kiss, T.Szucs, Zs.Torok, Z.Korkulu, Gy.Gyurky, Z.Halasz, Zs.Fulop, E.Somorjai, T.Rauscher

Investigation of α-induced reactions on ¹²⁷I for the astrophysical γ process

NUCLEAR REACTIONS ¹²⁷I(α, γ), (α, n)¹³⁰Cs/¹³¹Cs, E(cm)=9.50-15.15 MeV; measured Eγ, Iγ, x rays, σ(E) using activation method; deduced astrophysical S factor, stellar reaction rates. Comparison with Hauser-Feshbach statistical model calculations. Relevance to origin of the neutron-deficient p nuclides.

RADIOACTIVITY ¹³⁰Cs(EC); measured precise Iγ of 536.1-keV transition.

doi: 10.1103/PhysRevC.86.035801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4273.

2012KI15      J.Phys.:Conf.Ser. 337, 012029 (2012)

G.G.Kiss, P.Mohr, Zs.Fulop, Gy.Gyurky, Z.Elekes, J.Farkas, E.Somorjai, D.Galaviz, R.T.Guray, N.Ozkan, C.Yalcin, J.Gorres

Investigating the variation of elastic alpha scattering cross sections in the A ∼ 100 region

NUCLEAR REACTIONS ^110,116Cd(α, α), E=16.14, 19.46 MeV; measured Eα, Iα(θ); deduced σ(θ); calculated σ(θ) using optical model with various parameters sets.

doi: 10.1088/1742-6596/337/1/012029
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2012LA01      J.Phys.(London) G39, 015106 (2012)

L.Lamia, C.Spitaleri, V.Burjan, N.Carlin, S.Cherubini, V.Crucilla, M.G.Munhoz, M.G.Del Santo, M.Gulino, Z.Hons, G.G.Kiss, V.Kroha, S.Kubono, M.La Cognata, C.Li, J.Mrazek, A.Mukhamedzhanov, R.G.Pizzone, S.M.R.Puglia, Q.Wen, G.G.Rapisarda, C.Rolfs, S.Romano, M.L.Sergi, E.Somorjai, F.A.Souza, A.Szanto de Toledo, G.Tabacaru, A.Tumino, Y.Wakabayashi, H.Yamaguchi, S.-H.Zhou

New measurement of the ¹¹B(p, α₀)⁸Be bare-nucleus S(E) factor via the Trojan horse method

NUCLEAR REACTIONS ²H(¹¹B, α), E=27 MeV; measured reaction products, Eα, Iα. ⁸Be; deduced σ(θ), S-factors.

doi: 10.1088/0954-3899/39/1/015106
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1973.

2012LA29      Phys.Rev.Lett. 109, 232701 (2012)

M.La Cognata, C.Spitaleri, O.Trippella, G.G.Kiss, G.V.Rogachev, A.M.Mukhamedzhanov, M.Avila, G.L.Guardo, E.Koshchiy, A.Kuchera, L.Lamia, S.M.R.Puglia, S.Romano, D.Santiago, R.Sparta

Measurement of the -3 keV Resonance in the Reaction ¹³C(α, n)¹⁶O of Importance in the s-Process

NUCLEAR REACTIONS ¹³C(⁶Li, X)¹⁶O, E=7.82 MeV; measured reaction products, deuterons; deduced σ(θ, E), S-factors. Comparison with available data.

doi: 10.1103/PhysRevLett.109.232701
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Data from this article have been entered in the XUNDL database. For more information, click here.

2012OR03      J.Phys.:Conf.Ser. 337, 012030 (2012)

A.Ornelas, D.Galaviz, Zs.Fulop, Gy.Gyurky, G.Kiss, Z.Mate, P.Mohr, T.Rauscher, E.Somorjai, K.Sonnabend, A.Zilges

Investigation of α-nuclear potential families from elastic scattering experiments

NUCLEAR REACTIONS ¹⁰⁶Cd(α, γ), E(cm)=7-12 MeV;¹⁰⁶Cd(α, n), E(cm)=10-12 MeV; calculated S-factor using various sets of optical model parameters. ¹⁰⁶Cd(α, α), E=16.1-18.8 MeV; calculated σ(θ) using various sets of optical model parameters. Compared with published data of the same group.

doi: 10.1088/1742-6596/337/1/012030
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2012PA08      Phys.Rev. C 85, 035808 (2012), Erratum Phys.Rev. C 88, 039902 (2013)

A.Palumbo, W.P.Tan, J.Gorres, A.Best, M.Couder, R.Crowter, R.J.de Boer, S.Falahat, P.J.LeBlanc, H.Y.Lee, S.O'Brien, E.Strandberg, M.Wiescher, J.P.Greene, Zs.Fulop, G.G.Kiss, E.Somorjai, N.Ozkan, G.Efe, R.T.Guray

Systematic study of the α-optical potential via elastic scattering near the Z=50 region for p-process nuclei

NUCLEAR REACTIONS ¹⁰⁶Cd, ¹¹⁸Sn, ^{120,124,126,128,130}Te(α, α), E=17-27 MeV; measured Eα, Iα, σ(E, θ). ¹⁰⁶Cd, ¹¹²Sn(α, γ), E(cm)=7-12.5 MeV; ¹⁰⁶Cd, ¹²⁰Te(α, n), E(cm)=9.7-12.5 MeV; ¹¹⁸Sn(α, n), E=11-16.5 MeV; ¹⁰⁶Cd(α, p), E(cm)=8.6-10.3 MeV; ¹¹²Sn(α, p), E(cm)=9.2-12.0 MeV; deduced σ and S factors relevant to p-process nuclei. Optical model analysis. HF statistical model calculations. Comparisons with other measurements.

doi: 10.1103/PhysRevC.85.035808
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1739.

2012RA16      Phys.Rev. C 86, 015804 (2012)

T.Rauscher, G.G.Kiss, T.Szucs, Zs.Fulop, C.Frohlich, Gy.Gyurky, Z.Halasz, Zs.Kertesz, E.Somorjai

Astrophysical analysis of the measurement of (α, γ) and (α, n) cross sections of ¹⁶⁹Tm

NUCLEAR REACTIONS ¹⁶⁹Tm(α, γ)¹⁷³Lu, E=12.6-17.5 MeV; ¹⁶⁹Tm(α, n)¹⁷²Lu, E=11.5-17.5 MeV; measured x-ray spectra, yields using LEPS detector, σ; deduced astrophysical S factors as function of energy, reaction rates. Comparison with global α+nucleus potentials calculations using statistical model computer code SMARAGD.

doi: 10.1103/PhysRevC.86.015804
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4272.

2012TU05      J.Phys.:Conf.Ser. 337, 012017 (2012)

A.Tumino, C.Spitaleri, A.M.Mukhamedzhanov, S.Typel, M.Aliotta, V.Burjan, M.G.del Santo, G.G.Kiss, V.Kroha, Z.Hons, M.La Cognata, L.Lamia, J.Mrazek, R.G.Pizzone, S.Piskor, G.G.Rapisarda, S.Romano, M.L.Sergi, R.Sparta

Bare nucleus S(E) factor of the ²H(d, p)³H and ²H(d, n)³He reactions via the Trojan Horse Method

NUCLEAR REACTIONS ²H(³He, pT), (³He, n³He), E(cm)≈0.002-2 MeV; measured reaction products; deduced ²H(d, p) and ²H(d, n) S-factor using THM (Trojan horse method) with quasifree kinematics. Compared with other THM and also with direct data.

doi: 10.1088/1742-6596/337/1/012017
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2011KI01      Phys.Lett. B 695, 419 (2011)

G.G.Kiss, T.Rauscher, T.Szucs, Zs.Kertesz, Zs.Fulop, Gy.Gyurky, C.Frohlich, J.Farkas, Z.Elekes, E.Somorjai

Determining reaction cross sections via characteristic X-ray detection: α-induced reactions on ¹⁶⁹Tm for the astrophysical γ-process

NUCLEAR REACTIONS ¹⁶⁹Tm(α, γ), (α, n), E=11.5-17.5 MeV; measured Eγ, Iγ, x-rays; deduced yield, σ, S-factors. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2010.11.052
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4244.

2011KI15      Phys.Rev. C 83, 065807 (2011)

G.G.Kiss, P.Mohr, Zs.Fulop, Gy.Gyurky, Z.Elekes, J.Farkas, E.Somorjai, C.Yalcin, D.Galaviz, R.T.Guray, N.Ozkan, J.Gorres

^{110, 116}Cd(α, α)^{110, 116}Cd elastic scattering and systematic investigation of elastic α scattering cross sections along the Z=48 isotopic and N=62 isotonic chains

NUCLEAR REACTIONS ^110,116Cd(α, α'), E=16.4, 19.46 MeV; measured Eα, yields and σ(θ). ¹⁰⁶Cd, ¹¹²Sn(α, α'), E(cm)=15.6, 18.9 MeV; analyzed σ(θ) data. ^110,116Cd(α, α), E=8-20 MeV; analyzed σ(E) data. Optical model analysis and predictions. Global parameterization of the α-nucleus potential used in astrophysical p-process calculations.

doi: 10.1103/PhysRevC.83.065807
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4251.

2011KI21      Nucl.Phys. A867, 52 (2011)

G.G.Kiss, T.Szucs, Gy.Gyurky, Zs.Fulop, J.Farkas, Zs.Kertesz, E.Somorjai, M.Laubenstein, C.Frohlich, T.Rauscher

Activation method combined with characteristic X-ray counting: A possibility to measure (α, γ) cross sections on heavy p-nuclei

NUCLEAR REACTIONS ¹⁶⁹Tm(α, γ), (α, n), E=11.5-17.5 MeV; measured Eγ, Iγ, X-rays using HPGe and LEPS detectors; deduced σ using activation method.

doi: 10.1016/j.nuclphysa.2011.07.003
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4248.

2011LA13      Astrophys.J. 739, L54 (2011)

M.La Cognata, A.M.Mukhamedzhanov, C.Spitaleri, I.Indelicato, M.Aliotta, V.Burjan, S.Cherubini, A.Coc, M.Gulino, Z.Hons, G.G.Kiss, V.Kroha, L.Lamia, J.Mrazek, S.Palmerini, S.Piskor, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, S.Romano, M.L.Sergi, A.Tumino

The Fluorine Destruction in Stars: First Experimental Study of the ¹⁹F(p, α₀)¹⁶O Reaction at Astrophysical Energies

NUCLEAR REACTIONS ²H(¹⁹F, nα), E=50 MeV; ¹⁹F(³He, αd), E=18.2 MeV; measured reaction products, ¹⁶O recoils; deduced σ(E, θ), S-factors, reaction rates. Comparison with previous results.

doi: 10.1088/2041-8205/739/2/L54
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0674.

2011PI04      Phys.Rev. C 83, 045801 (2011)

R.G.Pizzone, C.Spitaleri, L.Lamia, C.Bertulani, A.Mukhamedzhanov, L.Blokhintsev, V.Burjan, S.Cherubini, Z.Hons, G.G.Kiss, V.Kroha, M.La Cognata, C.Li, J.Mrazek, S.Piskor, S.M.R.Puglia, G.G.Rapisarda, S.Romano, M.L.Sergi, A.Tumino

Trojan horse particle invariance studied with the ⁶Li(d, α)⁴He and ⁷Li( p, α)⁴He reactions

NUCLEAR REACTIONS ⁶Li(³He, 2α), E=17.5 MeV; measured Eα, Iα, angular distribution; deduced momentum distribution, Q value, quasifree (QF) contribution. ⁶Li(d, α), E(cm)=0-5 MeV; ⁷Li(p, α), E(cm)=0-7 MeV; ⁷Li(³He, 2α), E not given; analyzed excitation functions, σ, differential σ. Trojan horse method (THM) in the framework of the plane wave approximation.

doi: 10.1103/PhysRevC.83.045801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0649. Data from this article have been entered in the XUNDL database. For more information, click here.

2011TU04      Few-Body Systems 50, 323 (2011)

A.Tumino, C.Spitaleri, A.Mukhamedzhanov, S.Typel, M.Aliotta, V.Burjan, M.G.del Santo, G.G.Kiss, V.Kroha, Z.Hons, M.La Cognata, L.Lamia, J.Mrazek, R.G. Pizzone, S.Piskor, G.G.Rapisarda, S.Romano, M.L.Sergi, R.Sparta

Indirect Study of the ²H(d, p)³H and ²H(d, n)³He Reactions at Astrophysical Energies via the Trojan Horse Method

NUCLEAR REACTIONS ²H(d, p), (d, n), E(cm)=0.02, 0.13, 0.98, 1.25 MeV; measured reaction products, proton spectra; deduced σ(θ). Trojan horse method.

doi: 10.1007/s00601-010-0213-6
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2011TU06      Phys.Lett. B 700, 111 (2011), Erratum Phys.Lett. B 705, 546 (2011)

A.Tumino, C.Spitaleri, A.M.Mukhamedzhanov, S.Typel, M.Aliotta, V.Burjan, M.G.del Santo, G.G.Kiss, V.Kroha, Z.Hons, M.La Cognata, L.Lamia, J.Mrazek, R.G.Pizzone, S.Piskor, G.G.Rapisarda, S.Romano, M.L.Sergi, R.Sparta

Low-energy d+d fusion reactions via the Trojan Horse Method

NUCLEAR REACTIONS ²H(³He, X), E=18 MeV; measured reaction products, ³H-p and ³He-p coin.; deduced σ(θ), S-factors for ²H(d, p), (d, n) reactions using Trojan Horse Method. Comparison with experimental data.

doi: 10.1016/j.physletb.2011.05.001
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0651.

2010GY02      J.Phys.(London) G37, 115201 (2010)

Gy.Gyurky, Z.Elekes, J.Farkas, Zs.Fulop, Z.Halasz, G.G.Kiss, E.Somorjai, T.Szucs, R.T.Guray, N.Ozkan, C.Yalcin, T.Rauscher

Alpha-induced reaction cross section measurements on ¹⁵¹Eu for the astrophysical γ-process

NUCLEAR REACTIONS ¹⁵¹Eu(α, γ), (α, n), E=11.5-17.5 MeV; measured Eγ, Iγ; deduced T_1/2, σ, S-factors, using activation method. Statistical model calculations using NON-SMOKER model. Relevance to astrophysical γ process.

doi: 10.1088/0954-3899/37/11/115201
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4241.

2010GY03      J.Phys.:Conf.Ser. 202, 012004 (2010)

Gy.Gyurky, Z.Elekes, J.Farkas, Z.S.Fulop, G.G.Kiss, E.Somorjai, T.Szucs, R.T.Guray, N.Ozkan, C.Yalcin, T.Rauscher

Alpha-induced reactions for the astrophysical p-process: The case of ¹⁵¹Eu

NUCLEAR REACTIONS ¹⁵¹Eu(α, γ), (α, n), E=11.5-17.5 MeV; measured Eγ, Iγ; deduced σ, S-factors using activation technique; calculated S-factors using NON-SMOKER code with different α optical model potentials.

doi: 10.1088/1742-6596/202/1/012004
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2010LA11      Nucl.Phys. A834, 655c (2010)

L.Lamia, S.M.R.Puglia, C.Spitaleri, S.Romano, M.G.Del Santo, N.Carlin, M.G.Munhoz, S.Cherubini, G.G.Kiss, V.Kroha, S.Kubono, M.La Cognata, C.-B.Li, R.G.Pizzone, Q.-G.Wen, M.L.Sergi, A.Szanto de Toledo, Y.Wakabayashi, H.Yamaguchi, S.-H.Zhou

Indirect study of ¹¹B(p, α₀)⁸Be and ¹⁰B(p, α)⁷Be reactions at astrophysical energies by means of the Trojan Horse Method: recent results

NUCLEAR REACTIONS ²H(¹¹B, α⁸Be), E=27 MeV; ²H(¹⁰B, α⁷Be), E=24.4 MeV; measured Eα, Iα(θ), E(particle), I(particle). ¹¹B(p, α), E(cm)=0-0.6 MeV; ¹⁰B(p, α), E(cm)=0-0.15 MeV; deduced S-factor using Trojan Horse Method.

doi: 10.1016/j.nuclphysa.2010.01.115
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1973.

2010LA19      J.Phys.:Conf.Ser. 202, 012019 (2010)

M.La Cognata, C.Spitaleri, A.Mukhamedzhanov, R.E.Tribble, T.Al-Abdullah, A.Banu, S.Cherubini, A.Coc, V.Crucilla, V.Goldberg, M.Gulino, B.Irgaziev, G.G.Kiss, L.Lamia, J.Mrazek, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, S.Romano, M.L.Sergi, G.Tabacaru, L.Trache, W.Trzaska, S.Tudisco, A.Tumino

First measurement of the ¹⁸O(p, α)¹⁵N cross section at astrophysical energies

NUCLEAR REACTIONS ²H(¹⁸O, α¹⁵N), E=54 MeV; measured Eα, Iα(θ), E(particle), I(particle, θ); deduced dσ, resonances. ¹⁸O(p, α), E=0-8 keV; calculated; deduced reaction rate, resonance strengths from ²H(¹⁸O, α¹⁵N) using Trojan Horse method.

doi: 10.1088/1742-6596/202/1/012019
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2010MO27      Phys.Rev. C 82, 047601 (2010)

P.Mohr, D.Galaviz, Zs.Fulop, Gy.Gyurky, G.G.Kiss, E.Somorjai

Total reaction cross sections from elastic α-nucleus scattering angular distributions around the Coulomb barrier

NUCLEAR REACTIONS ⁸⁹Y(α, α), E(cm)=15.51, 18.63 MeV; ⁹²Mo(α, α), E(cm)=13.20, 15.69, 18.62 MeV; ¹¹²Sn(α, α), E(cm)=13.90, 18.84 MeV; ¹²⁴Sn(α, α), E(cm)=18.90 MeV; ¹⁴⁴Sm(α, α), E(cm)=19.45 MeV; analyzed total reaction σ, σ(θ) using optical model calculations.

doi: 10.1103/PhysRevC.82.047601
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2010SE11      Nucl.Phys. A834, 676c (2010)

M.L.Sergi, C.Spitaleri, A.Coc, A.Mukhamedzhanov, S.V.Burjan, M.Gulino, F.Hammache, Z.Hons, B.Irgaziev, G.G.Kiss, V.Kroha, M.La Cognata, L.Lamia, R.G.Pizzone, N.de Sereville, E.Somorjai

The 65 keV resonance in the ¹⁷O(p, α)¹⁴N thermonuclear reaction

NUCLEAR REACTIONS ²H(¹⁷O, α¹⁴N), E=41 MeV; measured σ, σ(θ). ¹⁷O(p, α), E=0-0.7 MeV; deduced σ(θ). ¹⁸F; deduced levels using Trojan Horse Method.

doi: 10.1016/j.nuclphysa.2010.01.122
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2010SE13      Phys.Rev. C 82, 032801 (2010)

M.L.Sergi, C.Spitaleri, M.La Cognata, A.Coc, A.Mukhamedzhanov, S.V.Burjan, S.Cherubini, V.Crucilla, M.Gulino, F.Hammache, Z.Hons, B.Irgaziev, G.G.Kiss, V.Kroha, L.Lamia, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, S.Romano, N.de Sereville, E.Somorjai, S.Tudisco, A.Tumino

New high accuracy measurement of the ¹⁷O(p, α)¹⁴N reaction rate at astrophysical temperatures

NUCLEAR REACTIONS ²H(¹⁷O, α¹⁴N), E=41 MeV; measured ¹⁴N spectrum, σ(θ), momentum distribution and differential σ for resonances above the ¹⁸F proton threshold. ¹⁸F; deduced resonances and levels. Comparison of experimental momentum distribution with plane-wave impulse approximation (PWIA) and distorted-wave Born approximation (DWBA) calculations. ¹⁷O(p, α)¹⁴N; deduced reaction rates of astrophysical relevance.

doi: 10.1103/PhysRevC.82.032801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1864. Data from this article have been entered in the XUNDL database. For more information, click here.

2010SE21      J.Phys.:Conf.Ser. 202, 012021 (2010)

M.L.Sergi, C.Spitaleri, A.Coc, A.Mukhamedzhanov, V.Burjan, S.Cherubini, V.Crucilla, M.Gulino, F.Hammache, V.Z.Hons, B.Irgaziev, G.Kiss, V.Kroha, M.La Cognata, L.Lamia, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, S.Romano, N.de Sereville, E.Somorjai, S.Tudisco, A.Tumino

Indirect measurement of ¹⁷O(p, α)¹⁴N cross section at ultra-low energies

NUCLEAR REACTIONS ²H(¹⁷O, α¹⁴N), E=41 MeV; measured E(particle), I(particle, θ) using position sensitive detectors and ionization chambers; deduced neutron momentum distribution. ¹⁷O(p, α), E(cm)=0-0.7 MeV; deduced σ(θ) from ²H(¹⁷O, α¹⁴N), E=41 MeV using Trojan Horse method in PWIA approach.

doi: 10.1088/1742-6596/202/1/012021
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2009FA08      J.Phys.(London) G36, 105101 (2009)

J.Farkas, Gy.Gyurky, C.Yalcin, Z.Elekes, G.g.Kiss, Zs.Fulop, E.Somorjai, K.Vad, J.Hakl, S.Meszaros

Measurement of embedded ⁷⁴As decay branching ratio at low temperatures

RADIOACTIVITY ⁷⁴As(β^-), (β⁺), (EC); measured Eγ, Iγ at different temperatures; deduced branching ratios, no significant dependence on temperature.

doi: 10.1088/0954-3899/36/10/105101
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Data from this article have been entered in the XUNDL database. For more information, click here.

2009GY01      Nucl.Phys. A828, 1 (2009)

Gy.Gyurky, G.Rastrepina, Z.Elekes, J.Farkas, Zs.Fulop, G.G.Kiss, E.Somorjai, T.Szucs

Precise half-life measurement of the 10 h isomer in ¹⁵⁴Tb

RADIOACTIVITY ¹⁵⁴Tb(IT), (β⁺), (EC) [from ¹⁵¹Eu(α, n), E=13.5, 14.5, 15, 15.5, 17 MeV]; measured Eγ, Iγ using HPGe detector; deduced T_1/2 of 1st isomeric state.

doi: 10.1016/j.nuclphysa.2009.06.023
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Data from this article have been entered in the XUNDL database. For more information, click here.

2009KI16      Phys.Rev. C 80, 045807 (2009)

G.G.Kiss, P.Mohr, Zs.Fulop, D.Galaviz, Gy.Gyurky, Z.Elekes, E.Somorjai, A.Kretschmer, K.Sonnabend, A.Zilges, M.Avrigeanu

High precision ⁸⁹Y(α, α)⁸⁹Y scattering at low energies

NUCLEAR REACTIONS ⁸⁹Y(α, α), E(cm)=15.51, 18.63 MeV; measured Eα, Iα, σ; deduced parameters for local scattering potentials. ⁸⁹Y(α, α), E(cm)=20.1, 22.0, 23.9, 40.2, 62.2, 158.9 MeV; ⁹²Mo(α, α), E(cm)=15.69, 18.62 MeV; analyzed σ and σ(θ) measurements with different potential parameters. ⁹³Nb; analyzed α-cluster states in ⁸⁹Y+α system, bands, and B(E2) using potential parameters close to those for the scattering potential.

doi: 10.1103/PhysRevC.80.045807
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4196.

2009RA24      Phys.Rev. C 80, 035801 (2009)

T.Rauscher, G.G.Kiss, Gy.Gyurky, A.Simon, Zs.Fulop, E.Somorjai

Suppression of the stellar enhancement factor and the reaction ⁸⁵Rb(p, n)⁸⁵Sr

NUCLEAR REACTIONS ⁸⁵Rb(p, n), E(cm)=2.16-3.96 MeV; measured Eγ, Iγ, σ by activation method; deduced astrophysical S factors, astrophysical reactivity for ⁸⁵Rb(p, n)⁸⁵Sr and ⁸⁵Sr(n, p)⁸⁵Rb reactions as a function of stellar plasma temperature. Comparison with theoretical S factors.

doi: 10.1103/PhysRevC.80.035801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4214.

2009YA08      Phys.Rev. C 79, 065801 (2009)

C.Yalcin, R.T.Guray, N.Ozkan, S.Kutlu, Gy.Gyurky, J.Farkas, G.G.Kiss, Zs.Fulop, A.Simon, E.Somorjai, T.Rauscher

Odd p isotope ¹¹³In: Measurement of α-induced reactions

NUCLEAR REACTIONS ¹¹³In(α, γ), (α, n)¹¹⁶Sb/^116mSb/¹¹⁷Sb, E(cm)=8.66-13.64 MeV; measured Eγ, Iγ, σ, astrophysical S factors. Comparison with statistical model calculations.

doi: 10.1103/PhysRevC.79.065801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1715.

2008GY02      Europhys.Lett. 83, 42001 (2008)

Gy.Gyurky, J.Farkas, C.Yalcin, G.G.Kiss, Z.Elekes, Zs.Fulop, E.Somorjai

Investigation of ⁷⁴As decay branching ratio dependance on the host material

RADIOACTIVITY ⁷⁴As(β^-), (EC) [from ⁷⁴Ge(p, n)^74As, E=10.2 MeV]; measured Eγ, Iγ, T_1/2 and β^-, β⁺/EC decay branching ratios for source embedded in several materials; deduced upper limit for possible host material depedence.

doi: 10.1209/0295-5075/83/42001
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2008KI04      J.Phys.(London) G35, 014032 (2008)

G.G.Kiss, G.Gyurky, Z.Elekes, Z.Fulop, E.Somorjai, T.Rauscher, M.Wiescher

Investigation of proton-induced reactions on Germanium isotopes

NUCLEAR REACTIONS ⁷⁰Ge(p, γ), E=1.6-4.4 MeV; ⁷⁶Ge(p, n), E=1.6-4.4 MeV; measured Eγ, Iγ, cross sections.

doi: 10.1088/0954-3899/35/1/014032
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4194.

2008KI06      J.Phys.(London) G35, 014037 (2008)

G.G.Kiss, G.Gyurky, Z.Fulop, E.Somorjai, D.Galaviz, A.Kretschmer, K.Sonnabend, A.Zilges, P.Mohr, M.Avrigeanu

Study of the ⁸⁹Y(α, α)⁸⁹Y reaction close to the Coulomb barrier

NUCLEAR REACTIONS ⁸⁹Y(α, α), E(cm)=15.5, 18.6 MeV; measured Eα, Iα, σ(θ).

doi: 10.1088/0954-3899/35/1/014037
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4196.

2008KI23      Phys.Rev.Lett. 101, 191101 (2008)

G.G.Kiss, T.Rauscher, Gy.Gyurky, A.Simon, Zs.Fulop, E.Somorjai

Coulomb Suppression of the Stellar Enhancement Factor

NUCLEAR REACTIONS ⁸⁵Rb(p, n), E=2.1-3.9 MeV; measured products, En, In; deduced σ, σ(E). Data were imported from EXFOR entry D4214.

doi: 10.1103/PhysRevLett.101.191101
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4214.

2008LA13      Phys.Rev.Lett. 101, 152501 (2008)

M.La Cognata, C.Spitaleri, A.M.Mukhamedzhanov, B.Irgaziev, R.E.Tribble, A.Banu, S.Cherubini, A.Coc, V.Crucilla, V.Z.Goldberg, M.Gulino, G.G.Kiss, L.Lamia, J.Mrazek, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, S.Romano, M.L.Sergi, G.Tabacaru, L.Trache, W.Trzaska, A.Tumino

Measurement of the 20 and 90 keV Resonances in the ¹⁸O(p, α)¹⁵N Reaction via the Trojan Horse Method

NUCLEAR REACTIONS ²H(¹⁸O, nα), E=54 MeV; measured σ(θ, E). ¹⁸O(p, α), E=0-250 keV; deduced σ(θ). ¹⁹F; deduced low lying resonance strengths. Discussed astrophysical implications.

doi: 10.1103/PhysRevLett.101.152501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1713. Data from this article have been entered in the XUNDL database. For more information, click here.

2008RO05      J.Phys.(London) G35, 014008 (2008)

S.Romano, C.Spitaleri, S.Cherubini, V.Crucilla, M.Gulino, M.La Cognata, L.Lamia, R.G.Pizzone, S.M.R.Puglia, G.G.Rapisarda, M.L.Sergi, S.Tudisco, A.Tumino, R.E.Tribble, V.Z.Goldberg, A.M.Mukhamedzhanov, G.Tabacaru, L.Trache, V.Kroha, V.Burjan, Z.Hons, J.Mrazek, E.Somorjai, Z.Elekes, Z.Fulop, G.Gyurky, G.Kiss, A.Szanto de Toledo, N.Carlin, M.M.De Moura, M.G.Del Santo, M.G.Munhoz, R.Liguori Neto, F.A.Souza, A.A.P.Suaide, E.Szanto

The Trojan horse method in nuclear astrophysics: recent results

NUCLEAR REACTIONS ⁷Li(p, α)α, E(cm)=0-7 MeV; ¹⁰B(p, α)⁷Be, E(cm)=0-400 keV; p(p, p)p, E ≈ 0-0.6 MeV; analyzed cross section, S-factors.Trojan Horse Method.

doi: 10.1088/0954-3899/35/1/014008
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2008TU07      Phys.Rev. C 78, 064001 (2008)

A.Tumino, C.Spitaleri, A.Mukhamedzhanov, G.G.Rapisarda, L.Campajola, S.Cherubini, V.Crucilla, Z.Elekes, Z.Fulop, L.Gialanella, M.Gulino, G.Gyurky, G.Kiss, M.La Cognata, L.Lamia, A.Ordine, R.G.Pizzone, S.Romano, M.L.Sergi, E.Somorjai

Off-energy-shell p-p scattering at sub-Coulomb energies via the Trojan horse method

NUCLEAR REACTIONS ²H(p, 2p), E=5 MeV; measured Ep, Ip, pp-coin, momentum distributions, two- and three-body σ. Trojan Horse Method.

doi: 10.1103/PhysRevC.78.064001
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4208.

2007GY03      J.Phys.(London) G34, 817 (2007)

G.Gyurky, G.G.Kiss, Z.Elekes, Zs.Fulop, E.Somorjai, T.Rauscher

Proton capture cross-section of ^{106, 108}Cd for the astrophysical p-process

NUCLEAR REACTIONS ^106,108Cd(p, γ), E=2.4-4.7 MeV; measured activation σ; deduced astrophysical S-factors. Comparison with model predictions.

doi: 10.1088/0954-3899/34/5/003
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4151.

2007KI17      Phys.Rev. C 76, 055807 (2007)

G.G.Kiss, Gy.Gyurky, Z.Elekes, Zs.Fulop, E.Somorjai, T.Rauscher, M.Wiescher

⁷⁰Ge(p, γ)⁷¹As and ⁷⁶Ge(p, n)⁷⁶As cross sections for the astrophysical p process: Sensitivity of the optical proton potential at low energies

NUCLEAR REACTIONS ⁷⁰Ge(p, γ), E=1.5-4.5 MeV; ⁷⁶Ge(p, n), E=1.5-4.5 MeV; measured Eγ, Iγ, cross sections; deduced astrophysical S-factors, reaction rates.

doi: 10.1103/PhysRevC.76.055807
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD4194.

Note: The following list of authors and aliases matches the search parameter G.Kiss: , G.G.KISS