NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of May 24, 2024.

Search: Author = T.Tornyi

Found 50 matches.

Back to query form



2023MA33      Phys.Rev. C 108, 014315 (2023)

M.Markova, A.C.Larsen, G.M.Tveten, P.von Neumann-Cosel, T.K.Eriksen, F.L.Bello Garrote, L.Crespo Campo, F.Giacoppo, A.Gorgen, M.Guttormsen, K.Hadynska-Klek, M.Klintefjord, T.Renstrom, E.Sahin, S.Siem, T.G.Tornyi

Nuclear level densities and γ-ray strength functions of 111, 112, 113Sn isotopes studied with the Oslo method

NUCLEAR REACTIONS 112Sn(p, p'γ), E=25 MeV;112Sn(p, dγ), E=16 MeV;113Sn(d, pγ), E=11.5 MeV; measured reaction products, charged particles, deuteron spectra, Ep, Ip, Eγ, Iγ, pγ-coin, (deuteron)γ-coin. 111,112,113Sn; deduced nuclear level density, experimental entropy, γ-strength functions, parameters of isovector giant dipole resonance, E1 and M1 strength distributions. Oslo method type of analysis. Comparison to the data obtained with different methods and to the data on the other isotopes from Sn chain. All three nuclei demonstrate a trend compatible with the constant-temperature model. CACTUS NaI(Tl) scintillator γ-ray detector array and the Silicon Ring (SiRi) detector array at MC-35 Scanditronix cyclotron.

doi: 10.1103/PhysRevC.108.014315
Citations: PlumX Metrics


2023PA08      Phys.Rev.Lett. 130, 122503 (2023)

T.Palazzo, A.J.Mitchell, G.J.Lane, A.E.Stuchbery, B.A.Brown, M.W.Reed, A.Akber, B.J.Coombes, J.T.H.Dowie, T.K.Eriksen, M.S.M.Gerathy, T.Kibedi, T.Tornyi, M.O.de Vries

Direct Measurement of Hexacontatetrapole, E6 γ Decay from 53mFe

RADIOACTIVITY 53Fe(IT) [from 51V(6Li, 4n), E=50 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and relative intensities, transition multipolarities, B(Eλ), a discrete, hexacontatetrapole (E6) transition. Comparison with shell model calculations performed in the full fp model space. The CAESAR array of Compton-suppressed High-Purity Germanium (HPGe) detector, the Heavy Ion Accelerator Facility at the Australian National University.

doi: 10.1103/PhysRevLett.130.122503
Citations: PlumX Metrics

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


2023PA40      Eur.Phys.J. A 59, 276 (2023)

G.Pasqualato, S.Ansari, J.S.Heines, V.Modamio, A.Gorgen, W.Korten, J.Ljungvall, E.Clement, J.Dudouet, A.Lemasson, T.R.Rodriguez, J.M.Allmond, T.Arici, K.S.Beckmann, A.M.Bruce, D.Doherty, A.Esmaylzadeh, E.R.Gamba, L.Gerhard, J.Gerl, G.Georgiev, D.P.Ivanova, J.Jolie, Y.-H.Kim, L.Knafla, A.Korichi, P.Koseoglou, M.Labiche, S.Lalkovski, T.Lauritsen, H.-J.Li, L.G.Pedersen, S.Pietri, D.Ralet, J.M.Regis, M.Rudigier, S.Saha, E.Sahin, S.Siem, P.Singh, P.-A.Soderstrom, C.Theisen, T.Tornyi, M.Vandebrouck, W.Witt, M.Zielinska, D.Barrientos, P.Bednarczyk, G.Benzoni, A.J.Boston, H.C.Boston, A.Bracco, B.Cederwall, M.Ciemala, G.de France, C.Domingo-Pardo, J.Eberth, A.Gadea, V.Gonzalez, A.Gottardo, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Jungclaus, S.M.Lenzi, S.Leoni, R.Menegazzo, D.Mengoni, C.Michelagnoli, D.R.Napoli, J.Nyberg, Zs.Podolyak, A.Pullia, F.Recchia, P.Reiter, K.Rezynkina, M.D.Salsac, E.Sanchis, M.Senyigit, M.Siciliano, J.Simpson, D.Sohler, O.Stezowski, J.J.Valiente-Dobon, D.Verney

Shape evolution in even-mass 98-104Zr isotopes via lifetime measurements using the γγ coincidence technique

NUCLEAR REACTIONS 9Be(238U, X)98Zr/100Zr/102Zr/104Zr, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ-coin. 104Mo, 102Nb; deduced γ-ray energies and relative intensities, J, π, level T1/2, B(E2), shape coexistence. Comparison with calculated values. The Differential Decay Curve Method (DDCM), the Recoil Distance Doppler Shift technique. The magnetic spectrometer VAMOS++, GANIL, the Orsay Universal Plunger system.

doi: 10.1140/epja/s10050-023-01172-8
Citations: PlumX Metrics

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


2023PO02      Phys.Rev. C 107, 034605 (2023)

F.Pogliano, F.L.Bello Garrote, A.C.Larsen, H.C.Berg, D.Gjestvang, A.Gorgen, M.Guttormsen, V.W.Ingeberg, T.W.Johansen, K.L.Malatji, E.F.Matthews, M.Markova, J.E.Midtbo, V.Modamio, L.G.Pedersen, E.Sahin, S.Siem, T.G.Tornyi, A.S.Voyles

Observation of a candidate for the M1 scissors resonance in odd-odd 166Ho

NUCLEAR REACTIONS 163Dy(α, pγ), E=26 MeV; measured Eγ, Iγ, Ep, Ip, Eα, Iα, pγ-coin, pαγ-coin. 166Ho; deduced nuclear level density (NLD), gamma strength function (GSF), resonance components of the GSF (Giant Dipole Re sonance, Pigmy Dipole Resonance, M1 scissors resonance), B(M1), parameters of s cissor resonance. Oslo method type of analysis. Systematics of scissor resonances is Ho, Sm, Dy, Er isotopes. Comparison to TALYS 1.95 calculations and other experimental data. Oslo Scintillator Array (OSCAR) of 30 cylindrical LaBr3:Ce detectors and silicon ring (SiRi) consisting of 8 silicon-telescope modules at the Oslo Cyclotron Laboratory (OCL).

doi: 10.1103/PhysRevC.107.034605
Citations: PlumX Metrics

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


2022CS01      Eur.Phys.J. A 58, 14 (2022)

L.Csige, M.Csatlos, T.Faestermann, D.Habs, M.Hunyadi, A.J.Krasznahorkay, P.G.Thirolf, T.G.Tornyi, H.-F.Wirth

Fission resonances observed in the 237Np(d, pf) reaction and the fission barrier topology of 238Np

NUCLEAR REACTIONS 237Np(d, pF), E=12 MeV; measured reaction products. 238Np; deduced fission resonances. Comparison with TALYS-1.95 calculations, RIPL-3 values. The Tandem accelerator of the Maier-Leibnitz Laboratory in Garching.

doi: 10.1140/epja/s10050-022-00668-z
Citations: PlumX Metrics


2022PO05      Phys.Rev. C 106, 015804 (2022)

F.Pogliano, A.C.Larsen, F.L.Bello Garrote, M.M.Bjoroen, T.K.Eriksen, D.Gjestvang, A.Gorgen, M.Guttormsen, K.C.W.Li, M.Markova, E.F.Matthews, W.Paulsen, L.G.Pedersen, S.Siem, T.Storebakken, T.G.Tornyi, J.E.Vevik

Indirect measurement of the (n, γ) 127Sb cross section

NUCLEAR REACTIONS 124Sn(α, pγ), E=24 MeV; measured Eγ, Iγ, Ep, Ip, pγ-coin. 127Sb; deduced gamma strength function (GSF), nuclear level densities (NLD). Oslo method analysis. 126Sb(n, γ), E ∼ 30 keV; deduced Maxwellian-averaged σ using obtained GSF and NLD. Comparison to other experimental data and TALYS calculations. MACS for 126Sb(n, γ) is compared with evaluated values from JINA REACLIB rates, TENDL-19, BRUSLIB, ENDF/B-VIII.0 and TALYS predictions . Oslo SCintillator ARray (OSCAR) and the Silicon Ring (SiRi) detector arrays at MC-35 Scanditronix cyclotron (OCL).

doi: 10.1103/PhysRevC.106.015804
Citations: PlumX Metrics


2021GJ01      Phys.Rev. C 103, 034609 (2021)

D.Gjestvang, S.Siem, F.Zeiser, J.Randrup, R.Vogt, J.N.Wilson, F.Bello-Garrote, L.A.Bernstein, D.L.Bleuel, M.Guttormsen, A.Gorgen, A.C.Larsen, K.L.Malatji, E.F.Matthews, A.Oberstedt, S.Oberstedt, T.Tornyi, G.M.Tveten, A.S.Voyles

Excitation energy dependence of prompt fission γ-ray emission from 241Pu

NUCLEAR REACTIONS 240Pu(d, pF)241Pu*, E=13.5 MeV; measured outgoing protons using SiRi, a silicon ΔE-E detector, fission fragments using NIFF, consisting of four parallel plate avalanche counters (PPACs), prompt fission γ rays (PFG), (particle)γ-coin using Oslo Scintillator Array (OSCAR) of 30 LaBr3:Ce scintillators for γ radiation at the Oslo Cyclotron Laboratory; deduced average total PFG multiplicity per fission, average total PFG energy released per fission, and the average PFG energy in the excitation range of 5.75-8.25 MeV. Comparison with simulations using the fission model FREYA, with previous experimental results, and evaluation in ENDF/B-VIII.0.

doi: 10.1103/PhysRevC.103.034609
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23783.


2021NY01      Phys.Rev. C 103, 034304 (2021)

B.M.Nyako, J.Timar, M.Csatlos, Zs.Dombradi, A.Krasznahorkay, I.Kuti, D.Sohler, T.G.Tornyi, M.Czerwinski, T.Rzaca-Urban, W.Urban, P.Baczyk, L.Atanasova, D.L.Balabanski, K.Sieja, A.Blanc, M.Jentschel, U.Koster, P.Mutti, T.Soldner, G.de France, G.S.Simpson, C.A.Ur

Medium-spin states of the neutron-rich nucleus 87Br

NUCLEAR REACTIONS 235U(n, F), E=cold neutrons; measured Eγ, Iγ, γγ-coin, (γ rays from complementary fission fragments of 146,147La)γγ-coin, γγ(θ) using EXILL array of Ge detectors at the PF1B facility of ILL-Grenoble. 87Br; deduced high-spin levels, J, π, bands, γ-ray branching ratios, multipolarities, mixing ratios, configurations; calculated levels, J, π, bands, proton and neutron occupations of excited states using shell-model. Comparison of 9/2+ band in 87Br with g.s. bands of 86Se and 88Kr.

doi: 10.1103/PhysRevC.103.034304
Citations: PlumX Metrics

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


2021NY02      Phys.Rev. C 104, 054305 (2021)

B.M.Nyako, J.Timar, M.Csatlos, Zs.Dombradi, A.J.Krasznahorkay, I.Kuti, D.Sohler, T.G.Tornyi, M.Czerwinski, T.Rzaca-Urban, W.Urban, L.Atanasova, D.L.Balabanski, K.Sieja, A.Blanc, G.de France, M.Jentschel, U.Koster, P.Mutti, G.S.Simpson, T.Soldner, C.A.Ur

Observation of excited states in the neutron-rich nucleus 89Br

NUCLEAR REACTIONS 235U(n, F), E=cold neutrons; measured Eγ, Iγ, γγ-coin, (γ rays from complementary fission fragments 144,145La)γγ-coin, using EXILL array of Ge detectors at the PF1B facility of ILL-Grenoble. 89Br; deduced high-spin levels, J, π, g9/2 band, γ-ray branching ratios for one level, configurations, evolution of collectivity in this mass region. Comparison with large valence-space shell-model calculations, and with experimental levelstructure in 87Br investigated by 2021Ny01: Phys. Rev. C 103, 034304. 144,145La; observed γ rays.

doi: 10.1103/PhysRevC.104.054305
Citations: PlumX Metrics

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


2020ER03      Phys.Rev. C 102, 024320 (2020)

T.K.Eriksen, T.Kibedi, M.W.Reed, A.E.Stuchbery, K.J.Cook, A.Akber, B.Alshahrani, A.A.Avaa, K.Banerjee, A.C.Berriman, L.T.Bezzina, L.Bignell, J.Buete, I.P.Carter, B.J.Coombes, J.T.H.Dowie, M.Dasgupta, L.J.Evitts, A.B.Garnsworthy, M.S.M.Gerathy, T.J.Gray, D.J.Hinde, T.H.Hoang, S.S.Hota, E.Ideguchi, P.Jones, G.J.Lane, B.P.McCormick, A.J.Mitchell, N.Palalani, T.Palazzo, M.Ripper, E.C.Simpson, J.Smallcombe, B.M.A.Swinton-Bland, T.Tanaka, T.G.Tornyi, M.O.de Vries

Improved precision on the experimental E0 decay branching ratio of the Hoyle state

NUCLEAR REACTIONS 12C(p, p'), E=10.5 MeV; measured electron-positron pairs for E0 transition from the first excited 0+ Hoyle state, and for E2 transition from the first 2+ state, Eγ, (ce)(ce)- and (ce)γ-coin, γ(θ), E(p), I(p) using the superconducting solenoid Super-e pair spectrometer and Si(Li) detector array for electrons and positrons, HPGe detector for γ radiation, and ANU BALiN double sided silicon strip detector array for scattered protons at the 14 UD pelletron tandem accelerator of Australian National University; deduced E0 branching ratio ΓE0π/Γ, reduction in radiative width. Comparison with previous experimental measurements; calculated 3α reaction rate within the temperature range of helium burning red giant stars using the NACRE library value. Possible impact on astrophysical calculations.

doi: 10.1103/PhysRevC.102.024320
Citations: PlumX Metrics

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


2020KI17      Phys.Rev.Lett. 125, 182701 (2020)

T.Kibedi, B.Alshahrani, A.E.Stuchbery, A.C.Larsen, A.Gorgen, S.Siem, M.Guttormsen, F.Giacoppo, A.I.Morales, E.Sahin, G.M.Tveten, F.L.Bello Garrote, L.Crespo Campo, T.K.Eriksen, M.Klintefjord, S.Maharramova, H.-T.Nyhus, T.G.Tornyi, T.Renstrom, W.Paulsen

Radiative Width of the Hoyle State from γ-Ray Spectroscopy

NUCLEAR REACTIONS 12C(p, p'), E=10.7 MeV; measured reaction products, Eγ, Iγ, γ-γ-p coin.; deduced γ-ray energies, resonances, radiative branching ratio, radiative widths. Comparison with available data.

doi: 10.1103/PhysRevLett.125.182701
Citations: PlumX Metrics

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


2019EV01      Phys.Rev. C 99, 024306 (2019)

L.J.Evitts, A.B.Garnsworthy, T.Kibedi, J.Smallcombe, M.W.Reed, A.E.Stuchbery, G.J.Lane, T.K.Eriksen, A.Akber, B.Alshahrani, M.de Vries, M.S.M.Gerathy, J.D.Holt, B.Q.Lee, B.P.McCormick, A.J.Mitchell, M.Moukaddam, S.Mukhopadhyay, N.Palalani, T.Palazzo, E.E.Peters, A.P.D.Ramirez, T.Tornyi, S.W.Yates

E0 transition strength in stable Ni isotopes

NUCLEAR REACTIONS 58,60,62Ni(p, p'), E=4.7-9.2 MeV; measured Eγ, Iγ, γ(θ), conversion electrons using the CAESAR array for γ detection and Super-e spectrometer for electron detection at ANU-Canberra. 58,60,62Ni(n, n'), E=2.42, 2.90 MeV; measured Eγ, Iγ, level half-lives by DSAM at the University of Kentucky Accelerator Laboratory. 58,60,62Ni; deduced levels, J, π, K-conversion coefficients, E2/M1 multipole mixing ratios and E0 admixtures in 2+ to 2+ transitions, 0+ to 0+ E0 transitions, electric monopole (E0) transition strengths, B(M1), B(E2). Comparison with evaluated data in Nuclear Data Sheets. Systematics of 2+ to 2+ and 0+ to 0+ monopole transition strengths ρ2(E0) in even-even nuclei with A<250.

doi: 10.1103/PhysRevC.99.024306
Citations: PlumX Metrics

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


2019KR17      Acta Phys.Pol. B50, 675 (2019)

A.J.Krasznahorkay, M.Csatlos, L.Csige, D.Firak, J.Gulyas, A.Nagy, N.Sas, J.Timar, T.G.Tornyi, A.Krasznahorkay

On the X(17) Light-particle Candidate Observed in Nuclear Transitions

NUCLEAR REACTIONS 7Li, 3H(p, γ) E=450, 900, 1100 keV; measured reaction products, Eβ, Iβ, Eγ, Iγ; deduced total energy spectrum and angular correlation of the electron-positron pairs from transitions in 8Be and 4He, invariant mass distribution, branching ratio, neutral isoscalar particle mass.

doi: 10.5506/aphyspolb.50.675
Citations: PlumX Metrics


2019MC05      Phys.Rev. C 100, 044317 (2019)

B.P.McCormick, A.E.Stuchbery, B.A.Brown, G.Georgiev, B.J.Coombes, T.J.Gray, M.S.M.Gerathy, G.J.Lane, T.Kibedi, A.J.Mitchell, M.W.Reed, A.Akber, L.J.Bignell, J.T.H.Dowie, T.K.Eriksen, S.Hota, N.Palalani, T.Tornyi

First-excited state g factors in the stable, even Ge and Se isotopes

NUCLEAR MOMENTS 70,72,74,76Ge, 74,76,78,80,82Se; measured Eγ, scattered carbon particles, (particle)γ-coin, angular correlations, transient-field precession angles, relative g factors of the first 2+ states using transient field (TF) method in inverse kinematics with the Rutgers parameterization, and ion beams of Ge and Se isotopes from the Australian National University 14UD Pelletron accelerator incident on a multilayer target of C layer, an iron or gadolinium foil, and a copper backing; deduced g factors for the Se and Ge isotopes from a global fit to the present data, together with previous g-factor ratios. Comparison with shell-model calculations using JUN45 and jj44b interactions.

doi: 10.1103/PhysRevC.100.044317
Citations: PlumX Metrics

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


2019ZE03      Phys.Rev. C 100, 024305 (2019)

F.Zeiser, G.M.Tveten, G.Potel, A.C.Larsen, M.Guttormsen, T.A.Laplace, S.Siem, D.L.Bleuel, B.L.Goldblum, L.A.Bernstein, F.L.Bello Garrote, L.Crespo Campo, T.K.Eriksen, A.Gorgen, K.Hadynska-Klek, V.W.Ingeberg, J.E.Midtbo, E.Sahin, T.Tornyi, A.Voinov, M.Wiedeking, J.Wilson

Restricted spin-range correction in the Oslo method: The example of nuclear level density and γ-ray strength function from 239Pu (d, pγ)240Pu

NUCLEAR REACTIONS 239Pu(d, p)240Pu, E=12 MeV; measured Eγ, Iγ, Ep, Ip, γp-coin using SiRi particle telescopes and CACTUS γ-ray detector array at the Oslo Cyclotron Laboratory; deduced nuclear level density, γ-ray strength function using Oslo method. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.100.024305
Citations: PlumX Metrics


2018AL25      Phys.In Med.Biol. 63, 06NT04 (2018)

M.Alotiby, I.Greguric, T.Kibedi, B.Q.Lee, M.Roberts, A.E.Stuchbery, P.Tee, T.Tornyi, M.Vos

Measurement of the intensity ratio of Auger and conversion electrons for the electron capture decay of 125I

RADIOACTIVITY 125I(EC); measured decay products, X-rays, Eβ, Iβ; deduced lL subshell electron intensities for the 35 keV transition, ratio of the number of conversion electrons (emitted as part of the nuclear decay process) to the number of Auger electrons (emitted as part of the atomic relaxation process after the nuclear decay). Comparison with Monte-Carlo type simulations of the relaxation cascade using the BrIccEmis code.

doi: 10.1088/1361-6560/aab24b
Citations: PlumX Metrics


2018BE10      Phys.Rev. C 97, 064310 (2018)

F.L.Bello Garrote, A.Gorgen, C.Mihai, T.Abraham, L.Crespo Campo, J.-P.Delaroche, D.Filipescu, N.M.Florea, I.Gheorghe, D.G.Ghita, M.Girod, T.Glodariu, K.Hadynska-Klek, M.Klintefjord, J.Libert, R.Lica, T.Marchlewski, N.Marginean, R.Marginean, I.Mitu, A.Negret, C.R.Nita, F.Nowacki, A.Olacel, S.Pascu, T.Renstrom, E.Sahin, S.Siem, J.Srebrny, A.Stolarz, L.Stroe, S.Toma, T.G.Tornyi, A.Tucholski

Lifetime measurements in 138Nd

NUCLEAR REACTIONS 123Sb(19F, 4n), E=68 MeV; measured Eγ, Iγ, γγ-coin, half-lives of excited levels by recoil-distance Doppler shift technique using the ROSPHERE array at IFIN-HH, Bucharest. 138Nd; deduced levels, J, π, B(E1), B(E2), configurations; calculated Potential energy surface (PES) for the ground-state. Comparison with large-scale shell model, and constrained Hartree-Fock-Bogoliubov calculations with the Gogny D1S interaction. Discussed onset of collectivity in Nd isotopes below the N=82 shell closure from B(E2) systematics in 132,134,136,138,140Nd, 136Ce, 140,142Sm.

doi: 10.1103/PhysRevC.97.064310
Citations: PlumX Metrics

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


2018CR05      Phys.Rev. C 98, 054303 (2018)

L.Crespo Campo, M.Guttormsen, F.L.Bello Garrote, T.K.Eriksen, F.Giacoppo, A.Gorgen, K.Hadynska-Klek, M.Klintefjord, A.C.Larsen, T.Renstrom, E.Sahin, S.Siem, A.Springer, T.G.Tornyi, G.M.Tveten

Test of the generalized Brink-Axel hypothesis in 64, 65Ni

NUCLEAR REACTIONS 64Ni(p, p'γ), E=16 MeV; 64Ni(d, p), E=12.5 MeV; analyzed experimental data for pγ-coin, and dγ-coin data, reported in authors' previous publications 2016Cr04 and 2017Cr04; also analyzed the role of Porter-Thomas fluctuations as a function of excitation and γ-ray energies. 64,65Ni; deduced γ strength functions (γSF) for various initial excitation energies, and role of fluctuations in the γ strength functions. Discussed validity of generalized Brink-Axel (gBA) hypothesis.

doi: 10.1103/PhysRevC.98.054303
Citations: PlumX Metrics


2018EV01      Phys.Lett. B 779, 396 (2018)

L.J.Evitts, A.B.Garnsworthy, T.Kibedi, J.Smallcombe, M.W.Reed, B.A.Brown, A.E.Stuchbery, G.J.Lane, T.K.Eriksen, A.Akber, B.Alshahrani, M.de Vries, M.S.M.Gerathy, J.D.Holt, B.Q.Lee, B.P.McCormick, A.J.Mitchell, M.Moukaddam, S.Mukhopadhyay, N.Palalani, T.Palazzo, E.E.Peters, A.P.D.Ramirez, S.R.Stroberg, T.Tornyi, S.W.Yates

Identification of significant E0 strength in the 2+2 → 2+1 transitions of 58, 60, 62Ni

NUCLEAR REACTIONS 58,60,62Ni(p, p'), E<9.2 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, nuclear and quadrupole moments, B(E2), B(M1). Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2018.01.076
Citations: PlumX Metrics

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


2017CR04      Phys.Rev. C 96, 014312 (2017)

L.Crespo Campo, A.C.Larsen, F.L.Bello Garrote, T.K.Eriksen, F.Giacoppo, A.Gorgen, M.Guttormsen, M.Klintefjord, T.Renstrom, E.Sahin, S.Siem, T.G.Tornyi, G.M.Tveten

Investigating the γ decay of 65Ni from particle-γ coincidence data

NUCLEAR REACTIONS 64Ni(d, p)65Ni, E=12.5 MeV; measured charged particle spectra Eγ, Iγ, (particle)γ-coin using the Silicon Ring (SiRi) array for particle detection, and CACTUS array of 26 collimated NaI(Tl) detectors for γ detection at Oslo Cyclotron Laboratory (OCL). 65Ni; deduced levels, resonance-like structure centered at ≈4.6 MeV, nuclear level density (NLD) using the constant temperature (CT) and the backshifted Fermi gas (BSFG) models, and the γ-strength function (γSF). Comparison with previous experimental studies.

doi: 10.1103/PhysRevC.96.014312
Citations: PlumX Metrics

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


2017GR19      Phys.Rev. C 96, 054332 (2017)

T.J.Gray, A.E.Stuchbery, M.W.Reed, A.Akber, B.J.Coombes, J.T.H.Dowie, T.K.Eriksen, M.S.M.Gerathy, T.Kibedi, G.J.Lane, A.J.Mitchell, T.Palazzo, T.Tornyi

Perturbed angular distributions with LaBr3 detectors: The g factor of the first 10+ state in 110Cd reexamined

NUCLEAR REACTIONS 98Mo(12C, 3n)107Cd, E=48 MeV; measured Eγ, Iγ, γ(θ), half-life of 11/2- isomer in 107Cd, recoil-implanted into a gadolinium host, static hyperfine field strength of Cd recoil implanted into gadolinium using time differential perturbed angular distribution at the ANU 14UD Pelletron accelerator facility.

NUCLEAR MOMENTS 107Cd; measured static hyperfine field strength of Cd recoil implanted into gadolinium using time differential perturbed angular distribution. 110Cd; analyzed and re-evaluated g factor of the yrast 10+ state using newly-determined hyperfine field strength; deduced seniority-two νh11/2 configuration.

doi: 10.1103/PhysRevC.96.054332
Citations: PlumX Metrics

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


2017KH08      Phys.Rev. C 95, 045805 (2017)

B.V.Kheswa, M.Wiedeking, J.A.Brown, A.C.Larsen, S.Goriely, M.Guttormsen, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, T.K.Eriksen, F.Giacoppo, A.Gorgen, B.L.Goldblum, T.W.Hagen, P.E.Koehler, M.Klintefjord, K.L.Malatji, J.E.Midtbo, H.T.Nyhus, P.Papka, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi

137, 138, 139La (n, γ) cross sections constrained with statistical decay properties of 138, 139, 140La nuclei

NUCLEAR REACTIONS 139La(3He, α), (3He, 3He'), E=38 MeV; 139La(d, p), E=13.5 MeV; measured α, 3He and proton spectra, Eγ, Iγ, αγ-, (3He)γ-, and pγ-coin using SiRi array for particles and CACTUS array for γ rays. 138,139,140La; deduced nuclear level densities (NLDs)and γ-ray strength functions (γSF). Comparison with previous experimental data, and with microscopic calculations using HFB+Comb, Fermi gas (BSFG1+CT) and BSFG2+CT models. 137,138,139La(n, γ), E=0.001-1 MeV; calculated σ(E) with the TALYS reaction code using the measured NLDs and γSFs as inputs, and compared to available experimental data.

doi: 10.1103/PhysRevC.95.045805
Citations: PlumX Metrics


2017LA06      J.Phys.(London) G44, 064005 (2017)

A.C.Larsen, M.Guttormsen, N.Blasi, A.Bracco, F.Camera, L.Crespo Campo, T.K.Eriksen, A.Gorgen, T.W.Hagen, V.W.Ingeberg, B.V.Kheswa, S.Leoni, J.E.Midtbo, B.Million, H.T.Nyhus, T.Renstrom, S.J.Rose, I.E.Ruud, S.Siem, T.G.Tornyi, G.M.Tveten, A.V.Voinov, M.Wiedeking, F.Zeiser

Low-energy enhancement and fluctuations of γ-ray strength functions in 56, 57Fe: test of the Brink-Axel hypothesis

NUCLEAR REACTIONS 56,57Fe(p, pγ), E=16 MeV; measured reaction products, Ep, Ip, Eγ, Iγ; deduced level densities, γ-ray strength functions.

doi: 10.1088/1361-6471/aa644a
Citations: PlumX Metrics


2017RO16      Phys.Rev. C 96, 014601 (2017)

S.J.Rose, F.Zeiser, J.N.Wilson, A.Oberstedt, S.Oberstedt, S.Siem, G.M.Tveten, L.A.Bernstein, D.L.Bleuel, J.A.Brown, L.Crespo Campo, F.Giacoppo, A.Gorgen, M.Guttormsen, K.Hadynska, A.Hafreager, T.W.Hagen, M.Klintefjord, T.A.Laplace, A.C.Larsen, T.Renstrom, E.Sahin, C.Schmitt, T.G.Tornyi, M.Wiedeking

Energy dependence of the prompt γ-ray emission from the (d, p) -induced fission of 234U* and 240Pu*

NUCLEAR REACTIONS 233U(d, pF)234U*, E=12.5 MeV; 239Pu(d, pF)239Pu*, E=12 MeV; measured protons, fission fragments, Eγ, p(one of the fission fragments)γ-coin using CACTUS array for γ detection, SiRi detector array for charged-particles and NIFF detector for fission fragments at Oslo Cyclotron Laboratory (OCL); deduced prompt-fission γ-ray spectral (PFGS) distributions, multiplicity, average γ-ray energy, and total γ-ray energy as function of excitation energy. Comparison with model calculations using the fission model code GEF.

doi: 10.1103/PhysRevC.96.014601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2415.


2016CR04      Phys.Rev. C 94, 044321 (2016)

L.Crespo Campo, F.L.Bello Garrote, T.K.Eriksen, A.Gorgen, M.Guttormsen, K.Hadynska-Klek, M.Klintefjord, A.C.Larsen, T.Renstrom, E.Sahin, S.Siem, A.Springer, T.G.Tornyi, G.M.Tveten

Statistical γ-decay properties of 64Ni and deduced (n, γ) cross section of the s-process branch-point nucleus 63Ni

NUCLEAR REACTIONS 64Ni(p, p'γ), E=16 MeV; measured Ep, Ip, Eγ, Iγ, pγ-coin using SiRi particle-detector system and the CACTUS γ-detection array at Oslo Cyclotron Laboratory; deduced γ-strength function, and nuclear level density by Oslo method. 63Ni(n, γ), E=10 keV to 3 MeV; calculated σ(E) and MACs with TALYS using the level density and γ-strength function in the present work, and comparison with experimental results.

doi: 10.1103/PhysRevC.94.044321
Citations: PlumX Metrics


2016CZ01      Phys.Rev. C 93, 034318 (2016)

M.Czerwinski, T.Rzaca-Urban, W.Urban, P.Baczyk, K.Sieja, J.Timar, B.M.Nyako, I.Kuti, T.G.Tornyi, L.Atanasova, A.Blanc, M.Jentschel, P.Mutti, U.Koster, T.Soldner, G.de France, G.S.Simpson, C.A.Ur

Neutron-proton multiplets in the odd-odd nucleus9037Rb53

NUCLEAR REACTIONS 235U(n, F), E=cold neutrons; measured Eγ, Iγ, γγ-coin, γγ(θ), level half-lives, γγγ-coincidences between transitions from 90Rb and from complementary fission fragments 143Cs and 144Cs using EXOGAM array at ILL-Grenoble. 90Rb; deduced medium-spin levels, J, π, multipolarities and mixing ratios, configurations, seniority-3 coupling in N=53 isotones and its absence in N=51 isotones. Comparison with shell-model calculations.

NUCLEAR STRUCTURE 88,90Rb; calculated levels, J, π using shell-model. Comparison with experimental values.

doi: 10.1103/PhysRevC.93.034318
Citations: PlumX Metrics

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


2016DU18      Phys.Rev. C 94, 024614 (2016)

Q.Ducasse, B.Jurado, M.Aiche, P.Marini, L.Mathieu, A.Gorgen, M.Guttormsen, A.C.Larsen, T.Tornyi, J.N.Wilson, G.Barreau, G.Boutoux, S.Czajkowski, F.Giacoppo, F.Gunsing, T.W.Hagen, M.Lebois, J.Lei, V.Meot, B.Morillon, A.M.Moro, T.Renstrom, O.Roig, S.J.Rose, O.Serot, S.Siem, I.Tsekhanovich, G.M.Tveten, M.Wiedeking

Investigation of the 238U (d, p) surrogate reaction via the simultaneous measurement of γ-decay and fission probabilities

NUCLEAR REACTIONS 238U(d, p)239U*, E=15 MeV; measured particle spectra Eγ, Iγ, (proton)γ- and (proton)(fission events)-coin using ΔE/E silicon telescope SiRi for particles and CACTUS array for γ rays at Oslo Cyclotron Laboratory; corrected data using continuum-discretized coupled channels calculations for elastic breakup, and DWBA for inelastic breakup; deduced excitation energy of 239U versus detected γ-ray energy, ratio between the γ-coincidence and the singles spectra, average angular momentum, γ-decay and fission probabilities as function of excitation energy and compared with JENDL 4.0, ENDF-B/VII.1 and JEFF 3.2 evaluated libraries, and corresponding neutron-induced data; calculated contributions to the total deuteron breakup process (TB) as a function of the excitation energy of 239U. Statistical model calculations for decay probabilities and average angular momentum.

doi: 10.1103/PhysRevC.94.024614
Citations: PlumX Metrics


2016GU03      Phys.Rev.Lett. 116, 012502 (2016)

M.Guttormsen, A.C.Larsen, A.Gorgen, T.Renstrom, S.Siem, T.G.Tornyi, G.M.Tveten

Validity of the Generalized Brink-Axel Hypothesis in 238Np

NUCLEAR REACTIONS 237Np(d, pγ), E not given; analyzed available data; deduced Eγ, Iγ, γ-ray strengths, the validity of generalized Brink-Axel hypothesis.

doi: 10.1103/PhysRevLett.116.012502
Citations: PlumX Metrics


2016KL05      Phys.Rev. C 93, 054303 (2016)

M.Klintefjord, K.Hadynska-Klek, A.Gorgen, C.Bauer, F.L.Bello Garrote, S.Bonig, B.Bounthong, A.Damyanova, J.-P.Delaroche, V.Fedosseev, D.A.Fink, F.Giacoppo, M.Girod, P.Hoff, N.Imai, W.Korten, A.-C.Larsen, J.Libert, R.Lutter, B.A.Marsh, P.L.Molkanov, H.Naidja, P.Napiorkowski, F.Nowacki, J.Pakarinen, E.Rapisarda, P.Reiter, T.Renstrom, S.Rothe, M.D.Seliverstov, B.Siebeck, S.Siem, J.Srebrny, T.Stora, P.Thole, T.G.Tornyi, G.M.Tveten, P.Van Duppen, M.J.Vermeulen, D.Voulot, N.Warr, F.Wenander, H.De Witte, M.Zielinska

Structure of low-lying states in 140Sm studied by Coulomb excitation

NUCLEAR REACTIONS 94Mo(140Sm, 140Sm'), (140Sm, 94Mo'), E=2.85 MeV/nucleon, [secondary 140Sm beam from Ta(p, X), E=1.4 GeV reaction at ISOLDE-CERN using RILIS, REXTRAP and EBIS]; measured scattered 140Sm and 94Mo particles, Eγ, Iγ, (particle)γ-coin, γ-yields using MINIBALL array for γ rays and DSSSD detectors for particle detection, γ spectra with laser on and off, γ-ray angular distributions. 140Sm; deduced E2 matrix elements, B(E2), spectroscopic quadrupole moment for the first two 2+ and the first 4+ states using coupled channel code GOSIA and normalized to γ-ray yield for first 2+ state in 94Mo target, and to known half-life for the first 2+ in 140Sm. Comparison with theoretical calculations using beyond-mean-field model with Gogny D1S interaction, shell model, interacting boson approximation (IBA), and E(5) symmetry. Calculated potential energy surface in (β, γ) plane for 140Sm. 95Mo; measured Iγ yield for 3/2+ to 5/2+ ground-state transition.

doi: 10.1103/PhysRevC.93.054303
Citations: PlumX Metrics

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


2016KR01      Phys.Rev.Lett. 116, 042501 (2016)

A.J.Krasznahorkay, M.Csatlos, L.Csige, Z.Gacsi, J.Gulyas, M.Hunyadi, I.Kuti, B.M.Nyako, L.Stuhl, J.Timar, T.G.Tornyi, Zs.Vajta, T.J.Ketel, A.Krasznahorkay

Observation of Anomalous Internal Pair Creation in 8Be: A Possible Indication of a Light, Neutral Boson

NUCLEAR REACTIONS 7Li(p, γ), E=0.441, 1.03 MeV; measured reaction products, Eβ, Iβ, Eγ, Iγ; deduced total energy spectrum and angular correlation of the electron-positron pairs for the isovector magnetic dipole to the ground state transitions, invariant mass distribution, neutral isoscalar particle mass. Comparison with available data.

doi: 10.1103/PhysRevLett.116.042501
Citations: PlumX Metrics

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


2016LA02      Phys.Rev. C 93, 014323 (2016); Pub.Note Phys.Rev. C 100, 039901 (2019)

T.A.Laplace, F.Zeiser, M.Guttormsen, A.C.Larsen, D.L.Bleuel, L.A.Bernstein, B.L.Goldblum, S.Siem, F.L.Bello Garotte, J.A.Brown, L.C.Campo, T.K.Eriksen, F.Giacoppo, A.Gorgen, K.Hadynska-Klek, R.A.Henderson, M.Klintefjord, M.Lebois, T.Renstrom, S.J.Rose, E.Sahin, T.G.Tornyi, G.M.Tveten, A.Voinov, M.Wiedeking, J.N.Wilson, W.Younes

Statistical properties of 243Pu, and 242Pu(n, γ) cross section calculation

NUCLEAR REACTIONS 242Pu(d, p), E=12 MeV; measured Eγ, particle spectra, (particle)γ-coin using CACTUS γ-spectrometer and SiRi (Silicon Ring) for particle detection at Oslo Cyclotron Laboratory; deduced γ-strength functions (γSF) in the quasicontinuum using the Oslo method, level density, centroid energy, strength and γSF of M1-scissors resonance, sum-rule estimates. 242Pu(n, γ), E=0.001-5 MeV; calculated σ(n, γ) using TALYS and level density and γSF parameters from the present work. Comparison with published data, and ENDF/B-VII.1, JENDL-4.0 and TENDL2014.

doi: 10.1103/PhysRevC.93.014323
Citations: PlumX Metrics


2016LA11      Phys.Rev. C 93, 045810 (2016)

A.C.Larsen, M.Guttormsen, R.Schwengner, D.L.Bleuel, S.Goriely, S.Harissopulos, F.L.Bello Garrote, Y.Byun, T.K.Eriksen, F.Giacoppo, A.Gorgen, T.W.Hagen, M.Klintefjord, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi, G.M.Tveten, A.V.Voinov, M.Wiedeking

Experimentally constrained (p, γ)89Y and (n, γ)59Y reaction rates relevant to p-process nucleosynthesis

NUCLEAR REACTIONS 89Y(p, p'γ), E=17 MeV; measured E(p), I(p), Eγ, Iγ, γ(θ), pγ-coin using silicon ring (SiRi) array for protons and CACTUS array for γ rays at OSLO cyclotron facility; deduced level density, normalized γ-strength function (γSF) of 89Y, enhancement of γSF due to strong, low-energy M1 transitions at high excitation energies. Comparison with shell-model calculations. 88Sr(p, γ)89Y, E=1.5-5 MeV; 88Y(n, γ)89Y, E=0.01-1.5 MeV; deduced cross sections and astrophysical reaction rates using present data and TALYS code. Comparison of cross-section data with values from the BRUSLIB library. Relevance to p-process nucleosynthesis.

doi: 10.1103/PhysRevC.93.045810
Citations: PlumX Metrics


2016RE13      Phys.Rev. C 93, 064302 (2016)

T.Renstrom, H.-T.Nyhus, H.Utsunomiya, R.Schwengner, S.Goriely, A.C.Larsen, D.M.Filipescu, I.Gheorghe, L.A.Bernstein, D.L.Bleuel, T.Glodariu, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, Y.-W.Lui, D.Negi, I.E.Ruud, T.Shima, S.Siem, K.Takahisa, O.Tesileanu, T.G.Tornyi, G.M.Tveten, M.Wiedeking

Low-energy enhancement in the γ-ray strength functions of 73, 74Ge

NUCLEAR REACTIONS 74Ge(3He, 3He), (3He, α), E=38 MeV; measured Eγ, Iγ, (particle)γ-coin using SiRi particle detector array and CACTUS array for γ detection at Oslo Cyclotron Laboratory (OCL) facility. 74Ge(γ, n), E=10.4-12.7 MeV; measured E(n), I(n), σ(E) using 4π neutron detection array at NewSUBARU synchrotron radiation facility. 73,74Ge, deduced γ-strength functions (γSF), nuclear level densities (NLD). Comparison with shell-model calculations. 72,73Ge(n, γ), E=0.001-3 MeV; deduced experimentally constrained σ(E), and compared with TALYS calculations for E1 and M1 radiations.

doi: 10.1103/PhysRevC.93.064302
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2612.


2016TV01      Phys.Rev. C 94, 025804 (2016)

G.M.Tveten, A.Spyrou, R.Schwengner, F.Naqvi, A.C.Larsen, T.K.Eriksen, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, L.Crespo Campo, M.Guttormsen, F.Giacoppo, A.Gorgen, T.W.Hagen, K.Hadynska-Klek, M.Klintefjord, B.S.Meyer, H.T.Nyhus, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi

Completing the nuclear reaction puzzle of the nucleosynthesis of 92Mo

NUCLEAR REACTIONS 92Mo(p, p'), E=16.5 MeV; measured Ep, Ip, Eγ, Iγ pγ-coin, angular distributions using SiRi silicon ΔE-E telescopes for protons and CACTUS scintillator detector array for γ rays at Oslo Cyclotron Laboratory; deduced nuclear level density (NLD) and γ-strength function (γSF) of 92Mo. 91Nb(p, γ)92Mo, T9=1.8-3.5; deduced astrophysical reaction rates using TALYS 1.6 code and NLD and γSF input from present experiment; discussed puzzle of the nucleosynthesis of 92Mo in the context of p process. Comparison with previous experimental results from 92Mo(γ, γ') and 92,94,95,96Mo(γ, n) reactions, and shell model calculations.

doi: 10.1103/PhysRevC.94.025804
Citations: PlumX Metrics


2015BE25      Phys.Rev. C 92, 024317 (2015)

F.L.Bello Garrote, A.Gorgen, J.Mierzejewski, C.Mihai, J.P.Delaroche, M.Girod, J.Libert, E.Sahin, J.Srebrny, T.Abraham, T.K.Eriksen, F.Giacoppo, T.W.Hagen, M.Kisielinski, M.Klintefjord, M.Komorowska, M.Kowalczyk, A.C.Larsen, T.Marchlewski, I.O.Mitu, S.Pascu, S.Siem, A.Stolarz, T.G.Tornyi

Lifetime measurement for the 2+1 state in 140Sm and the onset of collectivity in neutron-deficient Sm isotopes

NUCLEAR REACTIONS 124Te(20Ne, 4n), E=82 MeV; measured Eγ, Iγ, γγ-coin, lifetime of the first 2+ state by recoil-distance Doppler shift technique using Koln-Bucharest Plunger device coupled to the EAGLE spectrometer at Heavy Ion Laboratory of the University of Warsaw. 140Sm; deduced levels, B(E2). Systematics of energies and B(E2) of first 2+ states, and E(4+)/E(2+) in 134,136,138,140,142,144,146,148,150,152,154Sm. 141Sm, 197Au; observed γ. Fit of B(E2) and E(2+) with modified Grodzins formula. Comparison with calculations based on a mapped collective Hamiltonian in five quadrupole coordinates (5DCH) and the Gogny D1S interaction.

doi: 10.1103/PhysRevC.92.024317
Citations: PlumX Metrics

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


2015CS01      Acta Phys.Pol. B46, 559 (2015)

L.Csige, M.Csatlos, T.Faestermann, J.Gulyas, D.Habs, A.Krasznahorkay, P.G.Thirolf, T.G.Tornyi, H.-F.Wirth

Transmission Resonance Spectroscopy of the Doubly Odd 238Np in (d, pf) Reaction

NUCLEAR REACTIONS 237Np(d, p), (d, F), E=12 MeV; measured reaction products; deduced fission probability.

doi: 10.5506/APhysPolB.46.559
Citations: PlumX Metrics


2015CZ01      Phys.Rev. C 92, 014328 (2015)

M.Czerwinski, T.Rzaca-Urban, W.Urban, P.Baczyk, K.Sieja, B.M.Nyako, J.Timar, I.Kuti, T.G.Tornyi, L.Atanasova, A.Blanc, M.Jentschel, P.Mutti, U.Koster, T.Soldner, G.de France, G.S.Simpson, C.A.Ur

Neutron-proton multiplets in the nucleus 88Br

NUCLEAR REACTIONS 235U(n, F), E=cold neutrons; measured Eγ, Iγ, γγ-coin, γγ-coin with γ rays from complementary fission fragments 145,146La, delayed γ spectra, level half-lives by γ(t), γγ(θ) using EXILL array of Ge detectors at the PF1B facility of ILL-Grenoble. 95,97Sr; measured level half-lives of isomers by γγ(t). 145,146La; measured Eγ, γγ-coin. 88Br; deduced levels, J, π, multipolarity, mixing ratio, configurations, single-particle estimates of partial half-lives for decay branches of the 1787.3-keV level, proton-neutron multiplets. Comparison with detailed shell-model calculations, and with levels in 86Br.

doi: 10.1103/PhysRevC.92.014328
Citations: PlumX Metrics

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


2015GI02      Phys.Rev. C 91, 054327 (2015)

F.Giacoppo, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, R.B.Firestone, A.Gorgen, M.Guttormsen, T.W.Hagen, M.Klintefjord, P.E.Koehler, A.C.Larsen, H.T.Nyhus, T.Renstrom, E.Sahin, S.Siem, T.Tornyi

γ decay from the quasicontinuum of 197, 198Au

NUCLEAR REACTIONS 197Au(d, p), E=12.5 MeV; 197Au(3He, 3He'), E=34.0 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using CACTUS spectrometer for γ rays and SiRi (Silicon Ring) for particle detection at Oslo Cyclotron Laboratory; deduced γ strength functions, level density, spin cutoff distributions as function of excitation energy, σ(E) for 197Au(n, γ). Comparison with (γ, n) experimental results, and with theoretical calculations using EGLO model with four SLO components, and QRPA.

doi: 10.1103/PhysRevC.91.054327
Citations: PlumX Metrics


2015GU27      Eur.Phys.J. A 51, 170 (2015)

M.Guttormsen, M.Aiche, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, Y.Byun, Q.Ducasse, T.K.Eriksen, F.Giacoppo, A.Gorgen, F.Gunsing, T.W.Hagen, B.Jurado, M.Klintefjord, A.C.Larsen, L.Lebois, B.Leniau, H.T.Nyhus, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi, G.M.Tveten, A.Voinov, M.Wiedeking, J.Wilson

Experimental level densities of atomic nuclei

doi: 10.1140/epja/i2015-15170-4
Citations: PlumX Metrics


2015KH02      Phys.Lett. B 744, 268 (2015)

B.V.Kheswa, M.Wiedeking, F.Giacoppo, S.Goriely, M.Guttormsen, A.C.Larsen, F.L.Bello Garrote, T.K.Eriksen, A.Gorgen, T.W.Hagen, P.E.Koehler, M.Klintefjord, H.T.Nyhus, P.Papka, T.Renstrom, S.Rose, E.Sahin, S.Siem, T.Tornyi

Galactic production of 138La: Impact of 138, 139La statistical properties

NUCLEAR REACTIONS 139La(3He, X)138La/139La, E=38 MeV; measured reaction products, Eγ, Iγ; deduced σ, γ-ray strength functions, nuclear level densities, Maxwellian-averaged σ. Comparison with available data.

doi: 10.1016/j.physletb.2015.03.065
Citations: PlumX Metrics


2015KL01      Acta Phys.Pol. B46, 607 (2015)

M.Klintefjord, K.Hadynska-Klek, J.Samorajczyk, A.Gorgen, Ch.Droste, J.Srebrny, T.Abraham, C.Bauer, F.L.Bello Garrote, S.Bonig, A.Damyanova, F.Giacoppo, E.Grodner, P.Hoff, M.Kisielinski, M.Komorowska, W.Korten, M.Kowalczyk, J.Kownacki, A.C.Larsen, R.Lutter, T.Marchlewski, P.Napiorkowski, J.Pakarinen, E.Rapisarda, P.Reiter, T.Renstrom, B.Siebeck, S.Siem, A.Stolarz, R.Szenborn, P.Thole, T.Tornyi, A.Tucholski, G.M.Tveten, P.Van Duppen, M.J.Vermeulen, N.Warr, H.De Witte, M.Zielinska

Spectroscopy of Low-lying States in 140Sm

NUCLEAR REACTIONS 94Mo(140Sm, 140Sm'), E=2.85 MeV/nucleon; measured reaction products, Eγ, Iγ. 140Sm; deduced energy levels, J, π, angular correlation coefficients, B(E2). GOSIA analysis.

doi: 10.5506/APhysPolB.46.607
Citations: PlumX Metrics


2014DU11      Nucl.Data Sheets 119, 233 (2014)

Q.Ducasse, B.Jurado, M.Aiche, L.Mathieu, T.Tornyi, A.Gorgen, J.N.Wilson, G.Barreau, I.Companis, S.Czajkowski, F.Giacoppo, F.Gunsing, M.Guttormsen, A.C.Larsen, M.Lebois, J.Matarranz, T.Renstrom, S.Rose, S.Siem, I.Tsekhanovich, G.M.Tveten, T.W.Hagen, M.Wiedeking, O.Serot, G.Boutoux, P.Chau, V.Meot, O.Roig

Neutron-induced Cross Sections of Actinides via the Surrogate-reaction Method

NUCLEAR REACTIONS 238U(d, p), E=15 MeV;238U(3He, t), (3He, α), E=24 MeV; measured ejectiles, fission fragments, coincidences using SiRi detector and PPAC fission detectors, Eγ, Iγ using NaI CACTUS detectors. 238U(n, F), E*=5.55-7.25 MeV; deduced fission probability. 238U(n, γ), E*=4.65-5.9 MeV; deduced γ-decay probability using surrogate method. 238U(n, F), E*=4.8-7.25 MeV; calculated fission probability using TALYS. Preliminary. Fission probability compared with results of Cramer and Britt. Further analysis in progress.

doi: 10.1016/j.nds.2014.08.064
Citations: PlumX Metrics


2014GI08      Phys.Rev. C 90, 054330 (2014)

F.Giacoppo, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, T.K.Eriksen, R.B.Firestone, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, M.Klintefjord, P.E.Koehler, A.C.Larsen, H.T.Nyhus, T.Renstrom, E.Sahin, S.Siem, T.Tornyi

Level densities and thermodynamical properties of Pt and Au isotopes

NUCLEAR REACTIONS 195Pt(d, p), (p, p'), (p, d), E=11.3, 16.5 MeV; 197Au(d, p), (d, d'), E=12.5 MeV; 197Au(3He, 3He'), E=34.0 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using SiRi particle detector array and CACTUS multidetector array for γ rays at Oslo cyclotron facility. 194,195,196Pt, 197,198Au; deduced level densities from the population of excited states below S(n), density as function of temperature, single-particle level space for the last unpaired valence neutron, heat capacity and temperature, evidence of consecutive breaking of nucleon Cooper pairs in the heated nuclear system.

doi: 10.1103/PhysRevC.90.054330
Citations: PlumX Metrics


2014GU04      Phys.Rev. C 89, 014302 (2014)

M.Guttormsen, L.A.Bernstein, A.Gorgen, B.Jurado, S.Siem, M.Aiche, Q.Ducasse, F.Giacoppo, F.Gunsing, T.W.Hagen, A.C.Larsen, M.Lebois, B.Leniau, T.Renstrom, S.J.Rose, T.G.Tornyi, G.M.Tveten, M.Wiedeking, J.N.Wilson

Scissors resonance in the quasicontinuum of Th, Pa, and U isotopes

NUCLEAR REACTIONS 232Th(d, d'), (d, p), E=12 MeV; 232Th(3He, 3He'), (3He, d), (3He, t), (3He, α), E=24 MeV; 238U(d, d'), (d, p), (d, t), E=15 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using SiRi particle telescope and CACTUS γ-detector array at Oslo cyclotron facility. 231,232,233Th, 232,233Pa, 237,238,239U; deduced γ strength functions in the quasicontinuum, low-energy M1 scissors resonance (SR), level densities using Oslo method Comparison with previous (γ, γ') experimental results, and with theoretical model calculations.

doi: 10.1103/PhysRevC.89.014302
Citations: PlumX Metrics


2014GU21      Phys.Rev. C 90, 044309 (2014)

M.Guttormsen, A.C.Larsen, F.L.Bello Garrote, Y.Byun, T.K.Eriksen, F.Giacoppo, A.Gorgen, T.W.Hagen, M.Klintefjord, H.T.Nyhus, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.Tornyi, G.M.Tveten, A.Voinov

Shell-gap-reduced level densities in 89, 90Y

NUCLEAR REACTIONS 89Y(p, p'), E=17 MeV; 89Y(d, p), E=11 MeV; measured Eγ, Iγ, γγ-coin, particle-γ-coin using CACTUS array at Oslo cyclotron laboratory. 89,90Y; deduced shell-gap-reduced level densities using Oslo method; calculated single-particle orbitals using Nilsson model, proton and neutron quasi-particle energies and pair breaking number, parity asymmetries. Comparison with combinatorial quasiparticle model, and temperature dependent combinatorial model with the D1M Gogny force (TDCG). Systematics of level densities for N=46-56 Sr, Y and Zr nuclei.

doi: 10.1103/PhysRevC.90.044309
Citations: PlumX Metrics


2014TO07      Phys.Rev. C 89, 044323 (2014)

T.G.Tornyi, M.Guttormsen, T.K.Eriksen, A.Gorgen, F.Giacoppo, T.W.Hagen, A.Krasznahorkay, A.C.Larsen, T.Renstrom, S.J.Rose, S.Siem, G.M.Tveten

Level density and γ-ray strength function in the odd-odd 238Np nucleus

NUCLEAR REACTIONS 237Np(d, pγ), E=13.5 MeV; measured Eγ, Iγ, γγ-coin, (particle)γ-coin, using SiRi particle telescope and CACTUS γ-detector system at Oslo Cyclotron Laboratory; deduced quasicontinuum using the Oslo method. 238Np; deduced γ multiplicity as function of excitation energy, quasicontinuum, level density, γ-ray strength function, scissor resonance parameter using OSLO method. 237Np(n, γ)238Np, E=10 eV-1 MeV; deduced σ(E) using level density and γ SF models corresponding to data in current work. Comparison with TALYS calculations and previous experimental data.

doi: 10.1103/PhysRevC.89.044323
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2196.


2013GU27      Phys.Rev. C 88, 024307 (2013)

M.Guttormsen, B.Jurado, J.N.Wilson, M.Aiche, L.A.Bernstein, Q.Ducasse, F.Giacoppo, A.Gorgen, F.Gunsing, T.W.Hagen, A.C.Larsen, M.Lebois, B.Leniau, T.Renstrom, S.J.Rose, S.Siem, T.Tornyi, G.M.Tveten, M.Wiedeking

Constant-temperature level densities in the quasicontinuum of Th and U isotopes

NUCLEAR REACTIONS 232Th(d, p), (d, d'), (d, t), E=12 MeV; 232Th(3He, 3He'), (3He, α), E=24 MeV; 238U(d, p), (d, d'), (d, t), E=15 MeV; measured (particle)γ-coin in the quasicontinuum region using SiRi particle detector array and CACTUS-γ detector system at Oslo cyclotron laboratory; deduced excitation energy vs Eγ distributions. 231,232,233Th, 237,238,239U; deduced level densities using the Oslo method, increase in level density for odd-A isotopes as compared to even-even isotopes, similar temperatures in the quasicontinuum. 237,238,239U; deduced entropy, excess of entropy for odd-A isotopes as compared to even-even neighbor, microcanonical temperature, heat capacity. Evidence for continuous melting of Cooper pairs from constant temperature behavior.

doi: 10.1103/PhysRevC.88.024307
Citations: PlumX Metrics


2013KU07      Phys.Rev. C 87, 044323 (2013)

I.Kuti, J.Timar, D.Sohler, E.S.Paul, K.Starosta, A.Astier, D.Bazzacco, P.Bednarczyk, A.J.Boston, N.Buforn, H.J.Chantler, C.J.Chiara, R.M.Clark, M.Cromaz, M.Descovich, Zs.Dombradi, P.Fallon, D.B.Fossan, C.Fox, A.Gizon, J.Gizon, A.A.Hecht, N.Kintz, T.Koike, I.Y.Lee, S.Lunardi, A.O.Macchiavelli, P.J.Nolan, B.M.Nyako, C.M.Petrache, J.A.Sampson, H.C.Scraggs, T.G.Tornyi, R.Wadsworth, A.Walker, L.Zolnai

Medium- and high-spin band structure of the chiral candidate 132La

NUCLEAR REACTIONS 100Mo(36S, 3np), E=160 MeV; 116Cd(23Na, 3nα), E=115 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γ(θ, lin pol), conversion coefficients using the EUROBALL array at IReS, Strasbourg, and Gammasphere array. 132La; deduced high-spin levels, J, π, multipolarity, bands, B(M1)/B(E2), alignments, Routhians, configurations, chiral partners. Comparison with band structure in 134Pr.

doi: 10.1103/PhysRevC.87.044323
Citations: PlumX Metrics

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


2013LA35      Phys.Rev.Lett. 111, 242504 (2013)

A.C.Larsen, N.Blasi, A.Bracco, F.Camera, T.K.Eriksen, A.Gorgen, M.Guttormsen, T.W.Hagen, S.Leoni, B.Million, H.T.Nyhus, T.Renstrom, S.J.Rose, I.E.Ruud, S.Siem, T.Tornyi, G.M.Tveten, A.V.Voinov, M.Wiedeking

Evidence for the Dipole Nature of the Low-Energy γ Enhancement in 56Fe

NUCLEAR REACTIONS 56Fe(p, X), E=16 MeV; measured reaction products, Eγ, Iγ. 13C, 16,17O, 28Si, 56,57Fe; deduced γ-ray strength function, σ(θ) for the high-energy γ-rays. Comparison with available data.

doi: 10.1103/PhysRevLett.111.242504
Citations: PlumX Metrics

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


2011CS04      J.Phys.:Conf.Ser. 312, 092022 (2011)

L.Csige, M.Csatlos, T.Faestermann, Z.Gacsi, J.Gulyas, D.Habs, R.Hertenberger, A.Krasznahorkay, R.Lutter, H.J.Maier, P.G.Thirolf, T.Tornyi, H.-F.Wirth

Hyperdeformed fission resonances and transition states observed in 232U

NUCLEAR REACTIONS 231Pa(3He, df), E=38.1 MeV; measured E(d), I(d, θ=350) using Q3D magnetic spectrograph and position-sensitive light-ion detector, fission fragments, (fragment)d-coin; deduced sharp fission hyperdeformed resonances, fission probability, rotational bands, fission fragments angular distribution for rotational bands; calculated fission fragments angular distribution for rotational bands.

doi: 10.1088/1742-6596/312/9/092022
Citations: PlumX Metrics


Back to query form


Note: The following list of authors and aliases matches the search parameter T.Tornyi: , T.G.TORNYI