NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = H.Penttila Found 215 matches. Showing 1 to 100. [Next]2023GA20 Eur.Phys.J. A 59, 169 (2023) Z.Gao, A.Solders, A.Al-Adili, O.Beliuskina, T.Eronen, A.Kankainen, M.Lantz, I.D.Moore, D.A.Nesterenko, H.Penttila, S.Pomp, H.Sjostrand, for the IGISOL Collaboration Applying machine learning methods for the analysis of two-dimensional mass spectra ATOMIC MASSES 129In, 129Sn, 129Sb; measured frequencies; deduced the isomeric yield ratios. Comparison with available data. The Phase-Imaging Ion-Cyclotron-Resonance technique, the Penning trap (JYFLTRAP).
doi: 10.1140/epja/s10050-023-01080-x
2023GA27 Phys.Rev. C 108, 054613 (2023) Z.Gao, A.Solders, A.Al-Adili, S.Cannarozzo, M.Lantz, S.Pomp, O.Beliuskina, T.Eronen, S.Geldhof, A.Kankainen, I.D.Moore, D.Nesterenko, H.Penttila, for the IGISOL Collaboration Isomeric yield ratios in proton-induced fission of 238U
doi: 10.1103/PhysRevC.108.054613
2023HU25 Phys.Rev. C 108, 064315 (2023) M.Hukkanen, W.Ryssens, P.Ascher, M.Bender, T.Eronen, S.Grevy, A.Kankainen, M.Stryjczyk, L.Al Ayoubi, S.Ayet, O.Beliuskina, C.Delafosse, Z.Ge, M.Gerbaux, W.Gins, A.Husson, A.Jaries, S.Kujanpaa, M.Mougeot, D.A.Nesterenko, S.Nikas, H.Penttila, I.Pohjalainen, A.Raggio, M.Reponen, S.Rinta-Antila, A.de Roubin, J.Ruotsalainen, V.Virtanen, A.P.Weaver Binding energies of ground and isomeric states in neutron-rich ruthenium isotopes: Measurements at JYFLTRAP and comparison to theory
doi: 10.1103/PhysRevC.108.064315
2023JA11 Phys.Rev. C 108, 064302 (2023) A.Jaries, M.Stryjczyk, A.Kankainen, L.Al Ayoubi, O.Beliuskina, P.Delahaye, T.Eronen, M.Flayol, Z.Ge, W.Gins, M.Hukkanen, D.Kahl, S.Kujanpaa, D.Kumar, I.D.Moore, M.Mougeot, D.A.Nesterenko, S.Nikas, H.Penttila, D.Pitman-Weymouth, I.Pohjalainen, A.Raggio, W.Rattanasakuldilok, A.de Roubin, J.Ruotsalainen, V.Virtanen High-precision Penning-trap mass measurements of Cd and In isotopes at JYFLTRAP remove the fluctuations in the two-neutron separation energies
doi: 10.1103/PhysRevC.108.064302
2023NE13 Phys.Rev. C 108, 054301 (2023) D.A.Nesterenko, J.Ruotsalainen, M.Stryjczyk, A.Kankainen, L.Al Ayoubi, O.Beliuskina, P.Delahaye, T.Eronen, M.Flayol, Z.Ge, W.Gins, M.Hukkanen, A.Jaries, D.Kahl, D.Kumar, S.Nikas, A.Ortiz-Cortes, H.Penttila, D.Pitman-Weymouth, A.Raggio, M.Ramalho, M.Reponen, S.Rinta-Antila, J.Romero, A.de Roubin, P.C.Srivastava, J.Suhonen, V.Virtanen, A.Zadvornaya High-precision measurements of low-lying isomeric states in 120-124In with the JYFLTRAP double Penning trap
doi: 10.1103/PhysRevC.108.054301
2023NI10 Phys.Rev.Lett. 131, 222503 (2023) L.Nies, L.Canete, D.D.Dao, S.Giraud, A.Kankainen, D.Lunney, F.Nowacki, B.Bastin, M.Stryjczyk, P.Ascher, K.Blaum, R.B.Cakirli, T.Eronen, P.Fischer, M.Flayol, V.Girard Alcindor, A.Herlert, A.Jokinen, A.Khanam, U.Koster, D.Lange, I.D.Moore, M.Muller, M.Mougeot, D.A.Nesterenko, H.Penttila, C.Petrone, I.Pohjalainen, A.de Roubin, V.Rubchenya, Ch.Schweiger, L.Schweikhard, M.Vilen, J.Aysto Further Evidence for Shape Coexistence in 79Znm near Doubly Magic 78Ni ATOMIC MASSES 79Zn; measured frequencies, TOF; deduced the excitation energy of the 1/2+ isomer, the bandhead of a low-lying deformed structure akin to a predicted low-lying deformed band, shape coexistence. Comparison with state-of-the-art shell-model diagonalizations, complemented with discrete nonorthogonal shell-model calculations. The time-of-flight ion cyclotron resonance (TOF-ICR) method, the JYFLTRAP double Penning trap at the ion guide isotope separator on-line (IGISOL) facility in Jyvaskyla (Finland), and the multi-reflection time-of-flight mass spectrometer (MR-TOF MS) of ISOLTRAP at ISOLDE at CERN (Switzerland).
doi: 10.1103/PhysRevLett.131.222503
2023PL01 Phys.Rev.Lett. 131, 222502 (2023) P.Plattner, E.Wood, L.Al Ayoubi, O.Beliuskina, M.L.Bissell, K.Blaum, P.Campbell, B.Cheal, R.P.de Groote, C.S.Devlin, T.Eronen, L.Filippin, R.F.Garcia Ruiz, Z.Ge, S.Geldhof, W.Gins, M.Godefroid, H.Heylen, M.Hukkanen, P.Imgram, A.Jaries, A.Jokinen, A.Kanellakopoulos, A.Kankainen, S.Kaufmann, K.Konig, A.Koszorus, S.Kujanpaa, S.Lechner, S.Malbrunot-Ettenauer, P.Muller, R.Mathieson, I.Moore, W.Nortershauser, D.Nesterenko, R.Neugart, G.Neyens, A.Ortiz-Cortes, H.Penttila, I.Pohjalainen, A.Raggio, M.Reponen, S.Rinta-Antila, L.V.Rodriguez, J.Romero, R.Sanchez, F.Sommer, M.Stryjczyk, V.Virtanen, L.Xie, Z.Y.Xu, X.F.Yang, D.T.Yordanov Nuclear Charge Radius of 26mAl and Its Implication for Vud in the Quark Mixing Matrix NUCLEAR MOMENTS 26,26m,27Al [from 27Al(p, d), E=25 MeV]; measured frequencies; deduced resonance spectrum, isotope shifts, mean square charge radii, log ft values. Collinear laser spectroscopy. The COLLAPS beamline at ISOLDE-CERN and the IGISOL CLS beamline.
doi: 10.1103/PhysRevLett.131.222502
2022DE07 Eur.Phys.J. A 58, 51 (2022) C.Delafosse, A.Goasduff, A.Kankainen, D.Verney, L.Al Ayoubi, O.Beliuskina, L.Canete, T.Eronen, R.P.de Groote, M.Hukkanen, F.Ibrahim, A.Illana, A.Jaries, L.Lalanne, I.D.Moore, D.Nesterenko, H.Penttila, S.Rinta-Antila, A.de Roubin, D.Thisse, R.Thoer, G.Tocabens First trap-assisted decay spectroscopy of the 81Ge ground state RADIOACTIVITY 81Ge(β-)[from 232Th(p, X), E=35 MeV at the IGISOL facility of University of Jyvaskyla, followed by mass and charge separation using double Penning-trap mass spectrometer JYFLTRAP and ToF-ICR]; measured quadrupole excitation frequency, T1/2 of 81Ge g.s. decay by growth and decay timing, Eγ, Iγ, βγ-coin, γγ-coin. 81As; deduced levels, J, π, β feedings, logft, B(GT), doorway configurations. 81Ge; deduced T1/2 of only the g.s. as the known isomer in 81Ge not populated. Comparison of experimental 81As levels structure with shell-model calculations using JJ44B or JUN45 interactions, and with previous experimental results. Systematics of low-lying states in 71,73,75,77,79,81,83As; and those of the first and second 9/2+ states in 71,73,75,77,79,81,83As, 73,75,77,79,81,83,85Br, and 75,77,79,81,83,85,87,89Rb.
doi: 10.1140/epja/s10050-022-00698-7
2022GA10 Eur.Phys.J. A 58, 27 (2022) Z.Gao, A.Al-Adili, L.Canete, T.Eronen, D.Gorelov, A.Kankainen, M.Lantz, A.Mattera, I.D.Moore, D.A.Nesterenko, H.Penttila, I.Pohjalainen, S.Pomp, V.Rakopoulos, S.Rinta-Antila, M.Vilen, J.Aysto, A.Solders Benchmark of a multi-physics Monte Carlo simulation of an ion guide for neutron-induced fission products NUCLEAR REACTIONS U(n, F), Ti(n, X), E<30 MeV; measured reaction products, Eγ, Iγ. 95Zr, 95Nb, 99Mo, 103Ru, 127Sb, 131,132I, 140Ba, 140La, 141Ce, 143Ce, 147Nd, 46Sc, 47Ca, 48Sc, 237U; deduced R values for each observed γ-ray transition belonging to fission products. Comparison with GEF, MCNPX and Geant4 calculations. The University of Jyvaskyla, the Ion Guide Isotope Separator On-Line (IGISOL) technique.
doi: 10.1140/epja/s10050-022-00676-z
2022GI08 Phys.Lett. B 833, 137309 (2022) S.Giraud, L.Canete, B.Bastin, A.Kankainen, A.F.Fantina, F.Gulminelli, P.Ascher, T.Eronen, V.Girard Alcindor, A.Jokinen, A.Khanam, I.D.Moore, D.A.Nesterenko, F.de Oliveira Santos, H.Penttila, C.Petrone, I.Pohjalainen, A.De Roubin, V.A.Rubchenya, M.Vilen, J.Aysto Mass measurements towards doubly magic 78Ni: Hydrodynamics versus nuclear mass contribution in core-collapse supernovae ATOMIC MASSES 74,75Ni, 76,76m,77,78Cu, 79,79mZn; measured cyclotron resonance frequencies using time-of-flight ion-cyclotron-resonance (TOF-ICR) technique at the ISISOL-JYFLTRAP facility of the University of Jyvaskyla; deduced mass excesses, and compared with previously available experimental values and with AME2020 evaluation. Isotopes produced in U(p, F), E=35 MeV at the Ion-Guide Isotope Separator On-Line (IGISOL) facility in Jyvaskyla, followed by mass separation of fission fragments. Z=26-39, N=44-51; systematics of experimental and theoretical values of two-neutron shell-gap energies.
doi: 10.1016/j.physletb.2022.137309
2022GU09 Phys.Rev. C 106, 014306 (2022) V.Guadilla, L.Le Meur, M.Fallot, J.A.Briz, M.Estienne, L.Giot, A.Porta, A.Cucoanes, T.Shiba, A.-A.Zakari-Issoufou, A.Algora, J.L.Tain, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, E.Nacher, S.E.A.Orrigo, B.Rubio, E.Valencia, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, I.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez, A.A.Sonzogni Total absorption γ-ray spectroscopy of the β decays of 96gs, mY RADIOACTIVITY 96,96mY(β-)[from U(p, F), followed by separation of fragments using IGISOL-JYFLTRAP double Penning trap system]; measured Eγ, Iγ, total absorption γ-spectrum (TAGS), βγ-coin using 18 NaI(Tl) crystals and a thin plastic β detector, fission products 96Sr, 96Y and 96mY, conversion electrons from the E0 g.s. transition from the 0+ excited state in 96Zr; deduced electron spectrum from a Monte Carlo simulation, experimental module-multiplicity-gated TAGS spectra, β-feedings to the g.s. and excited levels in 96Zr listed in the Supplemental Material of the paper, average γ , β, and conversion electron energies. Comparison with β feedings in the 96Y and 96mY decay datasets in the ENSDF database. Comparison of average γ , β, and conversion electron energies with those in the ENDF/B-VII.1 and JEFF-3.3 databases. 235U; deduced reactor antineutrino spectrum. 96mY; deduced as a major contributor to reactor decay heat in uranium-plutonium and thorium-uranium fuels around 10 s after fission pulses from reactor summation calculations.
doi: 10.1103/PhysRevC.106.014306
2022KU09 Phys.Rev. C 105, 034316 (2022) J.Kurpeta, A.Abramuk, T.Rzaca-Urban, W.Urban, L.Canete, T.Eronen, S.Geldhof, M.Gierlik, J.P.Greene, A.Jokinen, A.Kankainen, I.D.Moore, D.A.Nesterenko, H.Penttila, I.Pohjalainen, M.Reponen, S.Rinta-Antila, A.de Roubin, G.S.Simpson, A.G.Smith, M.Vilen β- and γ-spectroscopy study of 119Pd and 119Ag RADIOACTIVITY 119,119mPd(β-)[from 253U(p, F), E=25 MeV]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin, γγ-coin, γγ∓coin; deduced β-branching ratios, logft, T1/2. 252Cf(SF); measured Eγ, Iγ, γ(θ), γγγ-coin. 119Pd; levels, J, π, T1/2 for ground state and proposed 11/2- isomer. 119Ag; deduced levels, J, π, multipolarities, ICC, δ, structure of rotational band. Discovered 2 separate bands in 119Ag possibly feeded by 2 different β-decaying states in 119Pd. Systematics of low-energy excitations in odd-A isotopes of Rh, Ag, In, and selected low-energy levels in odd-A nuclei of cadmium (109Cd, 111Cd, 113Cd, 115Cd, 117Cd, 119Cd, 121Cd, 123Cd), the isotones of palladium. Isotopes of 119Pd were separated and purified using IGISOL technique and JYFLTRAP Penning trap. Gammas from 252Cf spontaneous fission were measured with Gammasphere array at ANL.
doi: 10.1103/PhysRevC.105.034316
2022RZ01 Phys.Rev. C 106, 024322 (2022) T.Rzaca-Urban, K.Sieja, M.Czerwinski, J.Kurpeta, M.Pomorski, W.Urban, J.Wisniewski, M.Wroblewski, L.Canete, T.Eronen, S.Geldhof, A.Jokinen, A.Kankainen, I.D.Moore, D.Nesterenko, H.Penttila, I.Pohjalainen, S.Rinta-Antila, A.de Roubin, M.Vilen Low-spin excitations in 89Br populated in β- decay of 89Se RADIOACTIVITY 89Se(β-), (β-n)[from U(p, F), E=30 MeV, followed by separation of fragments using Ion Guide Isotope Separator On-Line (IGISOL) facility and JYFLTRAP at Jyvaskyla]; measured fission fragment yields, Eγ, Iγ, γγ-coin. 89Se; deduced J, π, T1/2, %β-n or Pn for g.s. decay. 89Br; deduced levels, J, π, multipolarities, β feedings, Gamow-Teller transition, logft, configurations, occupation of neutron and proton orbitals. 88Br; deduced levels, J, π. Comparison with large-scale shell-model calculations. Systematics of level energies, J, π in 83,85,87As, 69,71,73,75,77,79,81,83,85,87,89Br, 87,89,91Rb, 89,91,93Y, 91,93,95Nb.
doi: 10.1103/PhysRevC.106.024322
2021TO09 Phys.Lett. B 821, 136603 (2021) D.Tonev, G.de Angelis, I.Deloncle, N.Goutev, G.De Gregorio, P.Pavlov, I.L.Pantaleev, S.Iliev, M.S.Yavahchova, P.G.Bizzeti, A.Demerdjiev, D.T.Dimitrov, E.Farnea, A.Gadea, E.Geleva, C.Y.He, H.Laftchiev, S.M.Lenzi, S.Lunardi, N.Marginean, R.Menegazzo, D.R.Napoli, F.Nowacki, R.Orlandi, H.Penttila, F.Recchia, E.Sahin, R.P.Singh, M.Stoyanova, C.A.Ur, H.-F.Wirth Transition probabilities in 31P and 31S: A test for isospin symmetry NUCLEAR REACTIONS 20Ne(12C, p), (12C, n)31P/31S, E=33 MeV from Piave-Alpi accelerator of LNL-Legnaro; measured Eγ, Iγ, γγ-coin, (proton)γγ-coin, γγ(θ), level T1/2 by DSAM and line-shape analysis using GASP array for γ rays and EUCLIDES Si-ball for charged particles. 31S, 31P; deduced levels, J, π, multipolarity, mixing ratios, B(E1), B(M2), violation of isospin symmetry for mirror nuclei. Comparison with Self-consistent beyond mean field calculations using Equation of Motion method based on a chiral potential, and with previous experimental data.
doi: 10.1016/j.physletb.2021.136603
2020CA08 Phys.Rev. C 101, 041304 (2020), Erratum Phys.Rev. C 103, 029901 (2021) L.Canete, S.Giraud, A.Kankainen, B.Bastin, F.Nowacki, A.Poves, P.Ascher, T.Eronen, V.Alcindor, A.Jokinen, A.Khanam, I.D.Moore, D.A.Nesterenko, F.De Oliveira Santos, H.Penttila, C.Petrone, I.Pohjalainen, A.de Roubin, V.A.Rubchenya, M.Vilen, J.Aysto Precision mass measurements of 67Fe and 69, 70Co: Nuclear structure toward N = 40 and impact on r-process reaction rates ATOMIC MASSES 67Fe, 69,69m,70Co; measured mass excesses using time of flight-ion cyclotron resonance technique with the JYFLTRAP double Penning trap mass spectrometer. 69mCo; deduced level energy of 1/2- intruder state. Comparison with evaluated data in AME2016. Systematics of S(2n) values and two-neutron shell gap parameter for Z=25-28, N=35-45 nuclei. NUCLEAR STRUCTURE 67,69,71Co; calculated levels, J, π using shell-model for the spherical and 1/2- intruder bands. Comparison with experimental data. NUCLEAR REACTIONS 68Fe, 69Co(γ, n), T=0.5-5 GK; calculated astrophysical reaction rates, and mass-related uncertainties for the astrophysical r process calculations.
doi: 10.1103/PhysRevC.101.041304
2020GU26 Phys.Rev. C 102, 064304 (2020) V.Guadilla, J.L.Tain, A.Algora, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, S.E.A.Orrigo, B.Rubio, E.Valencia, J.A.Briz, A.Cucoanes, M.Estienne, M.Fallot, L.Le Meur, A.Porta, T.Shiba, A.-A.Zakari-Issoufou, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez, E.Nacher, A.A.Sonzogni Determination of β-decay ground state feeding of nuclei of importance for reactor applications RADIOACTIVITY 95Rb, 100,102mNb, 100,103Tc, 137I, 140Cs(β-); measured total absorption gamma spectra (TAGS) and 4πγ-β-coin using 18-fold segmented NaI(Tl) Decay Total Absorption γ-ray Spectrometer (DTAS), and a thick plastic scintillation detector for β radiation at the Ion Guide Isotope Separator On-Line (IGISOL) IV facility of the University of Jyvaskyla; deduced β- feeding to the ground states of daughter nuclei from TAGS as well as 4πγ-β-coin methods, and compared with evaluated data in the ENSDF database, and contribution to the reactor antineutrino spectra of 235U and 239Pu at different energies using the Nantes summation method. 87,88Br, 94Rb(β-); previously measured TAGS data used to standardize analysis procedures and determine various correction factors.
doi: 10.1103/PhysRevC.102.064304
2020VI04 Phys.Rev. C 101, 034312 (2020) M.Vilen, J.M.Kelly, A.Kankainen, M.Brodeur, A.Aprahamian, L.Canete, R.P.de Groote, A.de Roubin, T.Eronen, A.Jokinen, I.D.Moore, M.R.Mumpower, D.A.Nesterenko, J.O'Brien, A.Pardo Perdomo, H.Penttila, M.Reponen, S.Rinta-Antila, R.Surman Exploring the mass surface near the rare-earth abundance peak via precision mass measurements at JYFLTRAP ATOMIC MASSES 154Nd, 161Pm, 163Sm, 162,162m,163,164,165Eu, 163,163m,167Gd, 165,166,167,168Tb; measured time-of-flight ion-cyclotron-resonances (TOF-ICR) and phase-imaging ion-cyclotron-resonances (PI-ICR), frequency ratios, mass excesses using the JYFLTRAP double penning trap at the IGISOL facility of University of Jyvaskyla; deduced S(n), S(2n), pairing-gap energies, and average proton neutron interaction of valence nucleons. 162mEu, 163mGd; deduced absolute energies of the isomers. Comparison with previous experimental measurements, and with evaluated data in AME2016. Isotopes formed in U(p, F), E=25 MeV reaction. Discussed impact on solar r-process abundances as a function of the mass number.
doi: 10.1103/PhysRevC.101.034312
2019GU03 Phys.Rev.Lett. 122, 042502 (2019) V.Guadilla, A.Algora, J.L.Tain, M.Estienne, M.Fallot, A.A.Sonzogni, J.Agramunt, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, L.Le Meur, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, T.Shiba, V.Sonnenschein, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Large Impact of the Decay of Niobium Isomers on the Reactor ν-bare Summation Calculations RADIOACTIVITY 100,102Nb(β-); measured decay products, Eγ, Iγ. 239,241Pu, 235,238U; deduced β-intensity distributions, potential impact on reactor antineutrino spectra as a function of energy.
doi: 10.1103/PhysRevLett.122.042502
2019GU20 Phys.Rev. C 100, 024311 (2019) V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, M.Estienne, M.Fallot, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, L.Le Meur, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, P.Sarriguren, T.Shiba, V.Sonnenschein, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Total absorption γ-ray spectroscopy of niobium isomers RADIOACTIVITY 100,100m,102,102mNb, 100,102Zr, 103Tc(β-)[from U(p, F), E=25 MeV at the IGISOL facility and JYFLTRAP double Penning trap system at the university of Jyvaskyla]; measured Eγ, Iγ, Eβ, βγ-coin, total absorption γ spectrum using Decay Total Absorption γ-ray Spectrometer (DTAS) with 18 NaI(Tl) crystals, a plastic β detector and an HPGe detector; deduced average γ and β energies, impact on antineutrino spectrum summation calculations. Comparison with evaluated data in ENSDF, ENDF/B-VII.1 and JEFF-3.1.1 databases. 100,100mNb, 102Nb(β-); deduced absolute γ-intensities deexciting the main levels in 100,102Mo, and compared to data in the ENSDF database.
doi: 10.1103/PhysRevC.100.024311
2019GU29 Phys.Rev. C 100, 044305 (2019) V.Guadilla, J.L.Tain, A.Algora, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, E.Nacher, S.E.A.Orrigo, B.Rubio, E.Valencia, M.Estienne, M.Fallot, L.Le Meur, J.A.Briz, A.Cucoanes, A.Porta, T.Shiba, A.-A.Zakari-Issoufou, A.A.Sonzogni, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez Total absorption γ-ray spectroscopy of the β-delayed neutron emitters 137I and 95Rb RADIOACTIVITY 95Rb, 137I(β-), (β-n)[from U(p, X), E=25 MeV, and separated using IGISOL separator and JYFL trap at Jyvaskyla]; measured Eγ, Iγ, total-absorption γ (TAGS) spectra, β-gated TAGS spectra using Decay Total Absorption γ-ray Spectrometer (DTAS) with 18 NaI(Tl) crystals, a plastic β detector and an HPGe detector; deduced β-intensity distributions, absolute γ intensities per 100 decays for the main levels populated in daughter nuclei, integral Iβγ or Pγ values above S(n), competition of γ and neutron emissions above S(n) and compared with Hauser-Feshbach calculations, average γ and β energies; evaluated impact of the present results on reactor antineutrino summation calculations. Comparison with previous experimental data, and with evaluated data in ENSDF, ENDF/B-VII.1 and JEFF-3.1.1.
doi: 10.1103/PhysRevC.100.044305
2019KI08 Phys.Rev.Lett. 123, 262701 (2019) O.S.Kirsebom, S.Jones, D.F.Stromberg, G.Martinez-Pinedo, K.Langanke, F.K.Ropke, B.A.Brown, T.Eronen, H.O.U.Fynbo, M.Hukkanen, A.Idini, A.Jokinen, A.Kankainen, J.Kostensalo, I.Moore, H.Moller, S.T.Ohlmann, H.Penttila, K.Riisager, S.Rinta-Antila, P.C.Srivastava, J.Suhonen, W.H.Trzaska, J.Aysto Discovery of an Exceptionally Strong β-Decay Transition of 20F and Implications for the Fate of Intermediate-Mass Stars RADIOACTIVITY 20F(β-) [from 19F(d, X), E=6 MeV]; measured decay products, Eβ, Iβ; deduced transition strength.
doi: 10.1103/PhysRevLett.123.262701
2019KU16 Phys.Rev. C 100, 034316 (2019) J.Kurpeta, A.Plochocki, W.Urban, A.Abramuk, L.Canete, T.Eronen, A.Fijalkowska, S.Geldhof, K.Gotowicka, A.Jokinen, A.Kankainen, I.D.Moore, D.Nesterenko, H.Penttila, I.Pohjalainen, M.Pomorski, M.Reponen, S.Rinta-Antila, A.de Roubin, T.Rzaca-Urban, M.Vilen, J.Wisniewski First β-decay scheme of 107Nb: New insight into the low-energy levels of 107Mo RADIOACTIVITY 107Nb(β-)[from U(p, F), E=25 MeV from the K-130 cyclotron at the University of Jyvaskyla, followed by separation of fission fragments using IGISOL-4 for mass separation, and JYFLTRAP Penning trap for isobaric purification]; measured yields of Mo and Nb ions, Eγ, Iγ, γγ- and βγ-coin, γ(Kα x-ray)-coin, half-life of the decay of 107Nb using a plastic scintillator for β particles and three Ge detectors for low-energy γ rays. 107Mo; deduced levels, J, π, bands, K-conversion coefficients for three transitions, total conversion coefficient for one transition, multipolarities, β feedings, logft. Systematics of energies of the first and second 1/2+ levels in N=55-71, Z(even)=40-46. Comparison of the experimental γ-ray transition intensities between low-lying levels in 105Mo and 107Mo. Discussed the revised energy of the 420-ns isomer.
doi: 10.1103/PhysRevC.100.034316
2019RA01 Phys.Rev. C 99, 014617 (2019) V.Rakopoulos, M.Lantz, S.Pomp, A.Solders, A.Al-Adili, L.Canete, T.Eronen, A.Jokinen, A.Kankainen, A.Mattera, I.D.Moore, D.A.Nesterenko, M.Reponen, S.Rinta-Antila, A.de Roubin, M.Vilen, M.Osterlund, H.Penttila Isomeric fission yield ratios for odd-mass Cd and In isotopes using the phase-imaging ion-cyclotron-resonance technique NUCLEAR REACTIONS U(p, F)81Ge/81mGe/119Cd/119mCd/121Cd/121mCd/123Cd/123mCd/125Cd/125mCd/127Cd/127mCd/119In/119mIn/121In/121mIn/123In/123mIn/125In/125mIn/127In/127mIn/129Sb/129mSb, E=25 MeV; measured isomeric yield ratios of fission products using the JYFLTRAP double Penning trap, and phase-imaging ion cyclotron-resonance (PI-ICR) technique at IGISOL facility of University of Jyvaskyla; deduced average rms angular momentum using TALYS code, and correlation between electric quadrupole moments and average angular momentum for In and Cd isotopes.
doi: 10.1103/PhysRevC.99.014617
2019VI05 Phys.Rev. C 100, 054333 (2019) M.Vilen, A.Kankainen, P.Baczyk, L.Canete, J.Dobaczewski, T.Eronen, S.Geldhof, A.Jokinen, M.Konieczka, J.Kostensalo, I.D.Moore, D.A.Nesterenko, H.Penttila, I.Pohjalainen, M.Reponen, S.Rinta-Antila, A.de Roubin, W.Satula, J.Suhonen High-precision mass measurements and production of neutron-deficient isotopes using heavy-ion beams at IGISOL ATOMIC MASSES 82Zr, 84Nb, 86Mo, 88Tc, 88mTc, 89Ru; measured cyclotron frequencies, time-of-flight, and mass excesses using time-of-flight ion-cyclotron resonance (TOF-ICR), and phase-imaging ion-cyclotron resonance (PI-ICR) techniques at the University of Jyvaskyla accelerator laboratory; deduced S(2n), S(2p) and neutron-pairing gap energies. 82Mo, 86Ru; predicted mass excesses using the measured masses of their mirror partners and theoretical mirror displacement energies. Comparison with AME-2016 values, and with other recent measurements. 88Tc; deduced levels, J, π of the ground state and isomer, and compared with shell-model predictions. NUCLEAR REACTIONS Ni(36Ar, X)82Zr/84Nb/86Mo/88Tc/88mTc/89Ru, E=222 MeV; measured reaction products and yields using the HIGISOL system, mass separated using a radio-frequency sextupole ion guide (SPIG), and injected into the double-Penning-trap mass spectrometer JYFLTRAP at Jyvaskyla.
doi: 10.1103/PhysRevC.100.054333
2019WI11 Phys.Rev. C 100, 054331 (2019) J.Wisniewski, W.Urban, M.Czerwinski, J.Kurpeta, A.Plochocki, M.Pomorski, T.Rzaca-Urban, K.Sieja, L.Canete, T.Eronen, S.Geldhof, A.Jokinen, A.Kankainen, I.D.Moore, D.A.Nesterenko, H.Penttila, I.Pohjalainen, S.Rinta-Antila, A.de Roubin, M.Vilen Excited states in 87Br populated in β decay of 87Se RADIOACTIVITY 87Se(β-)[from Th(p, F), E=25 MeV using the IGISOL technique, then separated on a dipole magnet and JYFLTRAP Penning trap setup]; measured Eγ, Iγ, γγ-coin using an array of six high-resolution Ge detectors with thin carbon windows at the University of Jyvaskyla. 87Br; deduced levels, J, π, β feedings, logft values, configurations. 87Se; deduced ground-state Jπ. Comparison with large-scale shell-model calculations, and with previous experimental results.
doi: 10.1103/PhysRevC.100.054331
2018BU16 Phys.Rev. C 98, 064320 (2018) B.Bucher, H.Mach, A.Aprahamian, L.M.Robledo, G.S.Simpson, J.Rissanen, D.G.Ghita, B.Olaizola, W.Kurcewicz, J.Aysto, T.Eronen, L.M.Fraile, A.Jokinen, P.Karvonen, I.D.Moore, H.Penttila, M.Reponen, E.Ruchowska, A.Saastamoinen, M.K.Smith, C.Weber New insights into triaxiality and shape coexistence from odd-mass 109Rh RADIOACTIVITY 109Ru(β-)[from U(p, F), E=30 MeV]; measured Eγ, Iγ, γγ-coin, level half-lives using fast timing βγγ(t) technique at the IGISOL facility of University of Jyvaskyla. 109Rh; deduced levels, J, π, B(M1), B(E2). NUCLEAR STRUCTURE 109Rh; calculated potential energy surface (PES) in (β, γ) plane, proton single-particle energies as function of deformation parameters Q0 and γ, minimum energy E(β, γ) for the different blocked configurations using HFB method.
doi: 10.1103/PhysRevC.98.064320
2018CA22 Phys.Rev. C 98, 034310 (2018) R.Caballero-Folch, I.Dillmann, J.Agramunt, J.L.Tain, A.Algora, J.Aysto, F.Calvino, L.Canete, G.Cortes, C.Domingo-Pardo, T.Eronen, E.Ganioglu, W.Gelletly, D.Gorelov, V.Guadilla, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, M.Marta, E.Mendoza, A.Montaner-Piza, I.Moore, C.R.Nobs, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, J.Reinikainen, A.Riego, S.Rinta-Antila, B.Rubio, P.Salvador-Castineira, V.Simutkin, A.Tarifeno-Saldivia, A.Tolosa-Delgado, A.Voss First determination of β-delayed multiple neutron emission beyond A-100 through direct neutron measurement: The P2n value of 136Sb RADIOACTIVITY 136Sb(β-), (β-n), (β-2n), 136Te(β-), (β-n)[from U(p, F), E=25 MeV]; measured Eβ-, Iβ-, E(n), I(n), β- and neutron time correlated events, %β-n (or P1n) for decays of 136Sb and 136Te, and %β-2n (or P2n) for decay of 136Sb using JYFLTRAP Penning trap for isotope separation, plastic scintillator for β detection, and BELEN array of 3He counter tubes for neutron detection at the University of Jyvaskyla accelerator facility. Comparison with previous experimental values, evaluated data, and with several theoretical predictions.
doi: 10.1103/PhysRevC.98.034310
2018KU13 Phys.Rev. C 98, 024318 (2018) J.Kurpeta, A.Plochocki, W.Urban, T.Eronen, A.Jokinen, A.Kankainen, V.S.Kolhinen, I.D.Moore, H.Penttila, M.Pomorski, S.Rinta-Antila, T.Rzaca-Urban, J.Wisniewski Excited levels in the multishaped 117Pd nucleus studied via β decay of 117Rh RADIOACTIVITY 117Rh(β-)[from 238U(p, F), E=25 MeV followed by separation of 117Rh using IGISOL-4 mass separator coupled to the JYFLTRAP Penning trap at Jyvaskyla]; measured Eγ, Iγ, Pd x-rays, βγ-, (x-ray)γ- and γγ-coin, half-life of 117Rh decay from γ-decay curves using plastic scintillator for β detection and Ge detectors for γ detection. 117Pd; deduced levels, J, π, β feedings, logft values, configurations, Gamow-Teller transition strengths. 117Rh; deduced preliminary J and π of ground state from theoretical calculations and systematics of Rh isotopes. Systematics of low-spin levels in odd A=101-119 Rh isotopes and odd A=103-117 Pd isotopes, isomeric states and γ transitions in odd A=105-117 Pd isotopes, and negative-parity levels in odd A, N=57-71 Mo, Ru, and Pd isotopes.
doi: 10.1103/PhysRevC.98.024318
2018MA24 Eur.Phys.J. A 54, 33 (2018) A.Mattera, S.Pomp, M.Lantz, V.Rakopoulos, A.Solders, A.Al-Adili, H.Penttila, I.D.Moore, S.Rinta-Antila, T.Eronen, A.Kankainen, I.Pohjalainen, D.Gorelov, L.Canete, D.Nesterenko, M.Vilen, J.Aysto Production of Sn and Sb isotopes in high-energy neutron-induced fission of natU NUCLEAR REACTIONS U(n, F), E=30 MeV[end energy of white neutron spectrum30 MeV, weighted neutron energy about 12 MeV]; measured Eγ, Iγ. 129,130,131Sn, 130,132Sb; deduced cumulative fission yields, isomeric yield ratios, calculated yields using GEF model. Compared with other data and with ENDF/B-VII.1, JEFF 3.1.1.
doi: 10.1140/epja/i2018-12462-1
2018NE09 Eur.Phys.J. A 54, 154 (2018) D.A.Nesterenko, T.Eronen, A.Kankainen, L.Canete, A.Jokinen, I.D.Moore, H.Penttila, S.Rinta-Antila, A.de Roubin, M.Vilen Phase-Imaging Ion-Cyclotron-Resonance technique at the JYFLTRAP double Penning trap mass spectrometer
2018RA19 Phys.Rev. C 98, 024612 (2018) V.Rakopoulos, M.Lantz, A.Solders, A.Al-Adili, A.Mattera, L.Canete, T.Eronen, D.Gorelov, A.Jokinen, A.Kankainen, V.S.Kolhinen, I.D.Moore, D.A.Nesterenko, H.Penttila, I.Pohjalainen, S.Rinta-Antila, V.Simutkin, M.Vilen, A.Voss, S.Pomp First isomeric yield ratio measurements by direct ion counting and implications for the angular momentum of the primary fission fragments NUCLEAR REACTIONS U, 232Th(p, F)81Ge/81mGe/96Y/96mY/97Y/97mY/128Sn/128mSn/130Sn/130mSn/129Sb/129mSb, E=25 MeV; measured fission fragment time of flight, mass, isomeric yield ratios using JYFLTRAP for fragment separation and microchannel plate for particle detection at IGISOL-Jyvaskyla facility. Comparison with theoretical calculations of fission fragment isomeric yield ratios and rms spin of fragments using GEF code and TALYS code with constant temperature Fermi gas model, back-shifted Fermi gas model (BSFG), and the microscopic level densities of Goriely. Comparison with previous experimental values.
doi: 10.1103/PhysRevC.98.024612
2018VI02 Phys.Rev.Lett. 120, 262701 (2018) M.Vilen, J.M.Kelly, A.Kankainen, M.Brodeur, A.Aprahamian, L.Canete, T.Eronen, A.Jokinen, T.Kuta, I.D.Moore, M.R.Mumpower, D.A.Nesterenko, H.Penttila, I.Pohjalainen, W.S.Porter, S.Rinta-Antila, R.Surman, A.Voss, J.Aysto Precision Mass Measurements on Neutron-Rich Rare-Earth Isotopes at JYFLTRAP: Reduced Neutron Pairing and Implications for r-Process Calculations ATOMIC MASSES 156,158Nd, 158,160Pm, 162Sm, 162,163Eu, 163,164,165,166Gd, 164Tb; measured time-of-flight spectra, frequency ratios; deduced mass-excess values. Comparison with AME16 evaluation.
doi: 10.1103/PhysRevLett.120.262701
2017CA09 Acta Phys.Pol. B48, 517 (2017) R.Caballero-Folch, I.Dillmann, J.Agramunt, J.L.Tain, C.Domingo-Pardo, A.Algora, J.Aysto, F.Calvino, L.Canete, G.Cortes, T.Eronen, E.Ganioglu, W.Gelletly, D.Gorelov, V.Guadilla, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, M.Marta, E.Mendoza, A.Montaner-Piza, I.Moore, Ch.Nobs, S.Orrigo, H.Penttila, I.Pohjalainen, J.Reinikainen, A.Riego, S.Rinta-Antila, B.Rubio, P.Salvador-Castineira, V.Simutkin, A.Voss First Evidence of Multiple β-delayed Neutron Emission for Isotopes with A > 100 NUCLEAR REACTIONS 238U(p, x), E=25 MeV; measured (after selecting isotopes of interest) Iβ, β-delayed In, En, In, nn correlations using BELEN neutron detector; deduced the heaviest β2n emitter measured so far, namely 136Sb.
doi: 10.5506/APhysPolB.48.517
2017CZ01 Phys.Rev. C 95, 024321 (2017) M.Czerwinski, K.Sieja, T.Rzaca-Urban, W.Urban, A.Plochocki, J.Kurpeta, J.Wisniewski, H.Penttila, A.Jokinen, S.Rinta-Antila, L.Canete, T.Eronen, J.Hakala, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, I.Pohjalainen, J.Reinikainen, V.Simutkin, A.Voss, I.Murray, C.Nobs Penning-trap-assisted study of excitations in 88Br β decay of 88Se RADIOACTIVITY 88Se(β-)[from U(p, F), E=30 MeV using Ion Guide Isotope Separator On-Line (IGISOL) facility and JYFLTRAP at Jyvaskyla]; measured yields of fission fragments, Eγ, Iγ, βγ- and γγ-coin, half-life of an isomer by γ(t). 88Br; deduced levels, J, π, total conversion coefficients from intensity balances, multipolarities, β feedings, log ft, configurations, comparison with large-scale shell-model calculations. NUCLEAR STRUCTURE 88Br; calculated levels, J, π, occupation of neutron and proton orbitals using large-scale shell-model. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.024321
2017ER01 Phys.Rev. C 95, 025501 (2017); Pub.Note Phys.Rev. C 102, 039902 (2020) T.Eronen, J.C.Hardy, L.Canete, A.Jokinen, J.Hakala, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, I.M.Murray, H.Penttila, I.Pohjalainen, O.Poleshchuk, J.Reinikainen, S.Rinta-Antila, N.Soukouti, A.Voss, J.Aysto QEC value of the superallowed β emitter 42Sc ATOMIC MASSES 42,42mSc, 42Ca; measured cyclotron frequency ratios using time-of-flight ion-cyclotron resonance (TOF-ICR) technique at IGISOL-JYFLTRAP facility at Jyvaskyla; deduced precise Q values and compared with previous experimental data, precise energy of the 7+ isomeric state in 42Sc; discussed error budgets for Ft values of superallowed β transition in 42Sc.
doi: 10.1103/PhysRevC.95.025501
2017GU07 Acta Phys.Pol. B48, 529 (2017) V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, M.Estienne, M.Fallot, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, T.Shiba, V.Sonnenschein, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Study of the β Decay of Fission Products with the DTAS Detector RADIOACTIVITY 103Mo, 103Tc(β-)[from U(p, f) reaction]; measured β-decay of both nuclei using DTAS (segmented Decay Total Absorption Gamma-Ray Spectrometer) detector;deduced mean γ-decay and β-decay energy, new β intensity (at high-energy end) not detected in previous measurements with Ge detectors. Mean energies compared with ENSDF.
doi: 10.5506/APhysPolB.48.529
2017GU17 Phys.Rev. C 96, 014319 (2017) V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, D.Jordan, A.Montaner-Piza, S.E.A.Orrigo, B.Rubio, E.Valencia, J.Suhonen, O.Civitarese, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, M.Estienne, M.Fallot, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, T.Martinez, M.Monserrate, I.Moore, E.Nacher, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, T.Shiba, V.Sonnenschein, A.A.Sonzogni, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Experimental study of 100Tc β decay with total absorption γ-ray spectroscopy RADIOACTIVITY 100Tc(β-)[from 100Mo(p, n), E=8 MeV]; measured Eγ, Iγ, β spectrum using a vase-shaped plastic scintillator, βγ-coin, total absorption TAGS γ spectra using Decay Total Absorption γ-ray Spectrometer (DTAS), IGISOL-IV mass separator and JYFLTRAP Penning trap at the University of Jyvaskyla cyclotron facility; deduced β-intensity distribution extracted from the TAGS analysis, β feedings to g.s. and excited states of 100Ru, logft. Comparison with high-resolution decay data in the ENSDF database at NNDC-BNL, and with quasiparticle random-phase approximation calculations. Benchmark for calculations of the double β decay of 100Mo.
doi: 10.1103/PhysRevC.96.014319
2017MA18 Eur.Phys.J. A 53, 77 (2017) C.Magron, Ph.Alfaurt, B.Blank, L.Daudin, T.Eronen, M.Gerbaux, J.Giovinazzo, D.Gorelov, S.Grevy, H.Guerin, J.Hakala, V.S.Kolhinen, J.Koponen, T.Kurtukian Nieto, I.D.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, M.Roche, A.de Roubin, N.Smirnova, B.Thomas, A.Voss, L.Xayavong Precise measurements of half-lives and branching ratios for the β mirror transitions in the decay of 23Mg and 27Si RADIOACTIVITY 23Mg, 27Si(β+), (EC)[from 23Na, 27Si(p, n), E=15, 30 MeV]; measured Eβ, Iβ using plastic scintillator, Eγ, Iγ using Ge detector; deduced T1/2, super-allowed branching ratio. Compared with other published results.
doi: 10.1140/epja/i2017-12271-0
2017MA57 Eur.Phys.J. A 53, 173 (2017) A.Mattera, S.Pomp, M.Lantz, V.Rakopoulos, A.Solders, A.Al-Adili, E.Passoth, A.V.Prokofiev, P.Andersson, A.Hjalmarsson, R.Bedogni, D.Bortot, A.Esposito, A.Gentile, J.M.Gomez-Ros, M.V.Introini, A.Pola, D.Gorelov, H.Penttila, I.D.Moore, S.Rinta-Antila, V.S.Kolhinen, T.Eronen A neutron source for IGISOL-JYFLTRAP: Design and characterisation
doi: 10.1140/epja/i2017-12362-x
2017RI08 Phys.Rev. C 96, 014320 (2017) S.Rice, A.Algora, J.L.Tain, E.Valencia, J.Agramunt, B.Rubio, W.Gelletly, P.H.Regan, A.-A.Zakari-Issoufou, M.Fallot, A.Porta, J.Rissanen, T.Eronen, J.Aysto, L.Batist, M.Bowry, V.M.Bui, R.Caballero-Folch, D.Cano-Ott, V.-V.Elomaa, E.Estevez, G.F.Farrelly, A.R.Garcia, B.Gomez-Hornillos, V.Gorlychev, J.Hakala, M.D.Jordan, A.Jokinen, V.S.Kolhinen, F.G.Kondev, T.Martinez, P.Mason, E.Mendoza, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, V.Sonnenschein, A.A.Sonzogni, P.Sarriguren Total absorption spectroscopy study of the β decay of 86Br and 91Rb RADIOACTIVITY 86Br, 91Rb(β-)[from U(p, F), E not given, radioactive beams purified by JYFLTRAP Penning trap at Jyvaskyla]; measured Eγ, Iγ, βγ-coin, total absorption gamma spectrum (TAGS) using Valencia-Surrey Total Absorption Spectrometer Rocinante at the IGISOL facility of the University of Jyvaskyla; deduced mean average energy for β particles and γ rays, β spectra, B(GT) strengths, impact of the investigated decays in the prediction of decay heat and antineutrino spectrum from nuclear reactors. Comparison with previous experimental data, with the evaluated high-resolution decay data in the ENSDF database at NNDC-BNL, and with quasiparticle random-phase approximation calculations.
doi: 10.1103/PhysRevC.96.014320
2017VA04 Phys.Rev. C 95, 024320 (2017) E.Valencia, J.L.Tain, A.Algora, J.Agramunt, E.Estevez, M.D.Jordan, B.Rubio, S.Rice, P.Regan, W.Gelletly, Z.Podolyak, M.Bowry, P.Mason, G.F.Farrelly, A.Zakari-Issoufou, M.Fallot, A.Porta, V.M.Bui, J.Rissanen, T.Eronen, I.Moore, H.Penttila, J.Aysto, V.-V.Elomaa, J.Hakala, A.Jokinen, V.S.Kolhinen, M.Reponen, V.Sonnenschein, D.Cano-Ott, A.R.Garcia, T.Martinez, E.Mendoza, R.Caballero-Folch, B.Gomez-Hornillos, V.Gorlychev, F.G.Kondev, A.A.Sonzogni, L.Batist Total absorption γ-ray spectroscopy of the β- delayed neutron emitters 87Br, 88Br, and 94Rb RADIOACTIVITY 87,88Br, 94Rb(β-)[from U(p, F), E=25 MeV]; measured β-gated Eγ, Iγ, total absorption γ spectra (TAGS) using Rocinante TAS, IGISOL mass separator and JYFLTRAP Penning Trap at the University of Jyvaskyla cyclotron facility. 87Kr, 88Kr, 94Sr; deduced Iβ, β feedings, average γ- and β-decay energies, gamma-to-neutron branching ratio, reactor decay heat impact, reactor antineutrino spectrum impact. Comparison with previous data, and with Hauser-Feshbach calculations. Tables of the β-intensity distributions deduced in this work are supplied in supplementary file.
doi: 10.1103/PhysRevC.95.024320
2016AG03 Nucl.Instrum.Methods Phys.Res. A807, 69 (2016) J.Agramunt, J.L.Tain, M.B.Gomez Hornillos, A.R.Garcia, F.Albiol, A.Algora, R.Caballero-Folch, F.Calvino, D.Cano-Ott, G.Cortes, C.Domingo-Pardo, T.Eronen, W.Gelletly, D.Gorelov, V.Gorlychev, H.Hakala, A.Jokinen, M.D.Jordan, A.Kankainen, V.Kolhinen, L.Kucuk, T.Martinez, P.J.R.Mason, I.Moore, H.Penttila, Zs.Podolyak, C.Pretel, M.Reponen, A.Riego, J.Rissanen, B.Rubio, A.Saastamoinen, A.Tarifeno-Saldivia, E.Valencia Characterization of a neutron-beta counting system with beta-delayed neutron emitters RADIOACTIVITY 94,95Rb, 88Br, 137I(β-n); measured decay products, Eβ, Iβ, En, In; deduced neutron emission probabilities, β-spectra. Comparison with Monte Carlo calculations.
doi: 10.1016/j.nima.2015.10.082
2016GU22 Nucl.Instrum.Methods Phys.Res. B376, 334 (2016) V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, J.Aysto, J.A.Briz, D.Cano-Ott, A.Cucoanes, T.Eronen, M.Estienne, M.Fallot, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.Orrigo, H.Penttila, Zs.Podolyak, I.Pohjalainen, A.Porta, P.Regan, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, T.Shiba, V.Sonnenschein, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou First experiment with the NUSTAR/FAIR Decay Total Absorption γ-Ray Spectrometer (DTAS) at the IGISOL IV facility RADIOACTIVITY 137I(β-n); measured decay products, Eγ, Iγ, Eβ, Iβ; deduced mean β- and γ-ray energies, branching ratios. Comparison with ENSDF library.
doi: 10.1016/j.nimb.2015.12.018
2016PE05 Eur.Phys.J. A 52, 104 (2016) H.Penttila, D.Gorelov, V.-V.Elomaa, T.Eronen, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, I.D.Moore, J.Parkkonen, K.Perajarvi, I.Pohjalainen, S.Rahaman, S.Rinta-Antila, J.Rissanen, V.A.Rubchenya, A.Saastamoinen, V.Simutkin, T.Sonoda, C.Weber, A.Voss, J.Aysto Independent isotopic yields in 25 MeV and 50 MeV proton-induced fission of natU NUCLEAR REACTIONS U(p, F), E=25, 50 MeV; measured fission products using JYFLTRAP facility; deduced isotope yields from Zn to La. Compared with other measurements.
doi: 10.1140/epja/i2016-16104-4
2015AA02 Bull.Rus.Acad.Sci.Phys. 79, 848 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 941 (2015) J.Aaltonen, E.A.Gromova, V.A.Jakovlev, K.Helariutta, N.A.Maltsev, H.Penttila, V.A.Rubchenya, W.H.Trzaska, S.Salminen-Paatero Formation of heavy neutron-deficient nuclides in 3He-induced reactions NUCLEAR REACTIONS 235U(3He, X)234Pu/236Pu/237Pu/234Np/235Np/236Np, E=20.4-42.0 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced σ. Comparison with FIPRODY and FRESCO calculations.
doi: 10.3103/S1062873815070047
2015AL11 Eur.Phys.J. A 51, 59 (2015) A.Al-Adili, K.Jansson, M.Lantz, A.Solders, D.Gorelov, C.Gustavsson, A.Mattera, I.Moore, A.V.Prokofiev, V.Rakopoulos, H.Penttila, D.Tarrio, S.Wiberg, M.Osterlund, S.Pomp Simulations of the fission-product stopping efficiency in IGISOL
doi: 10.1140/epja/i2015-15059-2
2015BU15 Phys.Rev. C 92, 064312 (2015) B.Bucher, H.Mach, A.Aprahamian, G.S.Simpson, J.Rissanen, D.G.Ghita, B.Olaizola, W.Kurcewicz, J.Aysto, I.Bentley, T.Eronen, L.M.Fraile, A.Jokinen, P.Karvonen, I.D.Moore, H.Penttila, M.Reponen, E.Ruchowska, A.Saastamoinen, M.K.Smith, C.Weber New lifetime measurements in 109Pd and the onset of deformation at N=60 RADIOACTIVITY 109Rh(β-)[from U(p, F), E=30 MeV at IGISOL facility of University of Jyvaskyla]; measured Eγ, Iγ, γγ-, βγγ-coin, level half-lives by fast timing βγγ(t) technique. 109Pd; deduced levels, J, π, configuration, B(M1), B(E2), B(E1); discussed strong pn interaction between πg9/2 and νg7/2 valence nucleons. Systematics of band structures, (d, p) and (d, t) spectroscopic strengths in 101,103,105,107,109,111Pd. Systematics of 7/2+ and 5/2+ states in odd-A Pd, Rh and Ag isotopes.
doi: 10.1103/PhysRevC.92.064312
2015GO14 Bull.Rus.Acad.Sci.Phys. 79, 869 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 963 (2015) D.Gorelov, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, M.Lantz, A.Mattera, I.Moore, H.Penttila, I.Pohjalainen, S.Pomp, M.Reponen, S.Rinta-Antila, V.Rubchenya, A.Saastamoinen, V.Simutkin, A.Solders, V.Sonnenschein, J.Aysto Measuring independent yields of fission products using a penning trap NUCLEAR REACTIONS 232Th(p, F), E=25 MeV; measured fission products; deduced σ, yields. Comparison with FIPRODY model.
doi: 10.3103/S1062873815070114
2015TA17 Phys.Rev.Lett. 115, 062502 (2015) J.L.Tain, E.Valencia, A.Algora, J.Agramunt, B.Rubio, S.Rice, W.Gelletly, P.Regan, A.-A.Zakari-Issoufou, M.Fallot, A.Porta, J.Rissanen, T.Eronen, J.Aysto, L.Batist, M.Bowry, V.M.Bui, R.Caballero-Folch, D.Cano-Ott, V.-V.Elomaa, E.Estevez, G.F.Farrelly, A.R.Garcia, B.Gomez-Hornillos, V.Gorlychev, J.Hakala, M.D.Jordan, A.Jokinen, V.S.Kolhinen, F.G.Kondev, T.Martinez, E.Mendoza, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, V.Sonnenschein, A.A.Sonzogni Enhanced γ-Ray Emission from Neutron Unbound States Populated in β Decay RADIOACTIVITY 87,88Br, 94Rb(β-), (β-n); measured decay products, Eβ, Iβ, En, In, Eγ, Iγ; deduced γ-ray branching ratio. Comparison with Hauser-Feshbach statistical calculations.
doi: 10.1103/PhysRevLett.115.062502
2014AG12 Nucl.Data Sheets 120, 74 (2014) J.Agramunt, A.R.Garcia, A.Algora, J.Aysto, R.Caballero-Folch, F.Calvino, D.Cano-Ott, G.Cortes, C.Domingo-Pardo, T.Eronen, W.Gelletly, M.B.Gomez Hornillos, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolkinen, T.Martinez, P.J.Mason, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, A.Riego, J.Rissanen, B.Rubio, A.Saastamoinen, J.L.Tain, E.Valencia New Beta-delayed Neutron Measurements in the Light-mass Fission Group RADIOACTIVITY 91Br, 85,86As, 85Ge(β-), (β-n); measured decay products, Eγ, Iγ, Eβ, Ib, En, In.; deduced β-delayed neutron emission probabilities. Comparison with available data.
doi: 10.1016/j.nds.2014.07.010
2014AL01 Hyperfine Interactions 223, 245 (2014) A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.B.Perez-Cerdan, F.Molina, E.Estevez, E.Valencia, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, T.Eronen, J.Rissanen, A.Saastamoinen, I.D.Moore, H.Penttila, V.S.Kolhinen, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi Decay heat studies for nuclear energy
doi: 10.1007/s10751-012-0623-6
2014AL15 Nucl.Data Sheets 120, 12 (2014) A.Algora, E.Valencia, J.L.Tain, M.D.Jordan, J.Agramunt, B.Rubio, E.Estevez, F.Molina, A.Montaner, V.Guadilla, M.Fallot, A.Porta, A.-A.Zakari-Issoufou, V.M.Bui, S.Rice, Zs.Podolyak, P.H.Regan, W.Gelletly, M.Bowry, P.Mason, G.F.Farrelly, J.Rissanen, T.Eronen, I.Moore, H.Penttila, J.Aysto, V.Eloma, J.Hakala, A.Jokinen, V.Kolkinen, M.Reponen, V.Sonnenschein, D.Cano-Ott, T.Martinez, E.Mendoza, A.R.Garcia, M.B.Gomez Hornillos, V.Gorlychev, R.Caballero-Folch, F.G.Kondev, A.A.Sonzogni Total Absorption Study of Beta Decays Relevant for Nuclear Applications and Nuclear Structure RADIOACTIVITY 87,88Br(β-), (β-n); measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced β-decay feeding distributions, decay heat impact. Comparison with ENDF/B-VII.1 library.
doi: 10.1016/j.nds.2014.06.129
2014GO10 Acta Phys.Pol. B45, 211 (2014) D.Gorelov, J.Hakala, A.Jokinen, V.Kolhinen, J.Koponen, I.Moore, H.Penttila, I.Pohjalainen, M.Reponen, S.Rinta-Antila, V.Sonnenschein, A.Voss, A.Al-Adili, M.Lantz, A.Mattera, S.Pomp, V.Rakopoulos, V.Simutkin, A.Solders, J.Aysto Isomeric Yield Ratios of Fission Products Measured with the JYFLTRAP NUCLEAR REACTIONS 238U(p, X)81Ge/81Ga/81As, E=25 MeV; measured reaction products, Eγ, Iγ; deduced isomeric yield ratios of fission products.
doi: 10.5506/APhysPolB.45.211
2014GR11 Nucl.Data Sheets 119, 237 (2014) E.Gromova, V.Jakovlev, J.Aaltonen, K.Helariutta, S.Salminen-Paatero, J.Bergman, S.-J.Heselius, H.Penttila, J.Rissanen, A.Saastamoinen Study of Proton and 3He Induced Reactions on 235U at Low Energies NUCLEAR REACTIONS 235U(p, x), E=6.5-16.1 MeV;235U(3He, x), E=20.4-42 MeV; measured off-line (after cooling) Eγ, Iγ, Eα, Iα; deduced σ; calculated thick target yields for produced nuclei.
doi: 10.1016/j.nds.2014.08.065
2014KU01 Hyperfine Interactions 223, 175 (2014) J.Kurpeta, A.Jokinen, H.Penttila, A.Plochocki, J.Rissanen, W.Urban, J.Aysto Trap-assisted studies of odd, neutron-rich isotopes from Tc to Pd
doi: 10.1007/s10751-012-0616-5
2014KU28 Phys.Rev. C 90, 064315 (2014) J.Kurpeta, W.Urban, A.Plochocki, T.Rzaca-Urban, A.G.Smith, J.F.Smith, G.S.Simpson, I.Ahmad, J.P.Greene, A.Jokinen, H.Penttila Neutron configurations in 113Pd RADIOACTIVITY 248Cm, 252Cf(SF); measured prompt Eγ, Iγ, γγ-coin using EOROGAM-II array at Jyvaskyla and Gammasphere array at ANL. 113Pd; deduced levels, J, π, bands configuration, staggering, alignments Comparison with band structures of 109Mo, 109,112,113Pd, 110,111Ru. Discussed possible oblate-shape of low-energy bandheads. 113Rh(β-)[from 238U(p, X), E=25 MeV using IGISOL at Jyvaskyla, followed by mass separation]; measured Eγ, Iγ, Eβ, βγ-, γγ-coin. 113Pd; deduced levels, J, π, logft, configurations, B(GT) strengths and comparison with those from 113Ru to 113Rh decay.
doi: 10.1103/PhysRevC.90.064315
2014MA51 Nucl.Data Sheets 120, 78 (2014) T.Martinez, D.Cano-Ott, J.Castilla, A.R.Garcia, J.Marin, G.Martinez, E.Mendoza, C.Santos, F.J.Tera, D.Villamarin, J.Agramunt, A.Algora, C.Domingo, M.D.Jordan, B.Rubio, J.L.Tain, C.Bhattacharya, K.Banerjee, S.Bhattacharya, P.Roy, J.K.Meena, S.Kundu, G.Mukherjee, T.K.Ghosh, T.K.Rana, R.Pandey, A.Saxena, B.Behera, H.Penttila, A.Jokinen, S.Rinta-Antila, C.Guerrero, M.C.Ovejero MONSTER: a TOF Spectrometer for β-delayed Neutron Spectroscopy
doi: 10.1016/j.nds.2014.07.011
2014MA64 Nucl.Data Sheets 119, 416 (2014) A.Mattera, M.Lantz, S.Pomp, V.Rakopoulos, A.Solders, P.Andersson, A.Hjalmarsson, J.Valldor-Blucher, A.V.Prokofiev, E.Passoth, D.Gorelov, H.Penttila, S.Rinta-Antila, R.Bedogni, A.Gentile, D.Bortot, A.Esposito, M.V.Introini, A.Pola Characterization of a Be(p, xn) Neutron Source for Fission Yields Measurements
doi: 10.1016/j.nds.2014.08.117
2014PE01 Hyperfine Interactions 223, 239 (2014) K.Perajarvi, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, H.Kettunen, V.Kolhinen, M.Laitinen, I.D.Moore, H.Penttila, J.Rissanen, A.Saastamoinen, H.Toivonen, J.Turunen, J.Aysto Production of pure 133mXe for CTBTO
doi: 10.1007/s10751-012-0626-3
2014PE13 Nucl.Data Sheets 119, 334 (2014) H.PenttilA, D.Gorelov, P.Karvonen, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, J.Parkkonen, S.Rahaman, S.Rinta-Antila, J.Rissanen, V.Rubchenya, T.Sonoda, J.Aysto, M.Lantz, A.Mattera, V.D.Simutkin, S.Pomp, I.Ryzhov Independent Isotopic Product Yields in 25 MeV and 50 MeV Charged Particle Induced Fission of 238U and 232Th NUCLEAR REACTIONS 232Th, 238U(p, F), E=25 MeV;238U(p, F), E=50 MeV;238U(d, F), E=25 MeV; measured fission products; deduced isotopic fission yield, position and width of yield distribution of selected isotopes; calculated isotopic yield, position and width of yield distribution using different models.
doi: 10.1016/j.nds.2014.08.092
2014PL06 Nucl.Data Sheets 119, 201 (2014) A.J.M.Plompen, F.-J.Hambsch, S.Kopecky, M.Nyman, C.Rouki, P.Salvador-Castineira, P.Schillebeeckx, F.Belloni, E.Berthoumieux, F.Gunsing, C.Lampoudis, M.Calviani, C.Guerrero, D.Cano-Ott, E.Gonzalez-Romero, M.Aiche, B.Jurado, L.Mathieu, X.Derckx, F.Farget, C.Rodrigues Tajes, A.Bacquias, Ph.Dessagne, M.Kerveno, C.Borcea, A.Negret, N.Colonna, I.Goncalves, H.Penttila, S.Rinta-Antila, V.S.Kolhinen, A.Jokinen ANDES Measurements for Advanced Reactor Systems
doi: 10.1016/j.nds.2014.08.056
2014SO14 Nucl.Data Sheets 119, 338 (2014) A.Solders, D.Gorelov, A.Jokinen, V.S.Kolhinen, M.Lantz, A.Mattera, H.Penttila, S.Pomp, V.Rakopoulos, S.Rinta-Antila Accurate Fission Data for Nuclear Safety
doi: 10.1016/j.nds.2014.08.093
2013JO02 Phys.Rev. C 87, 044318 (2013) D.Jordan, A.Algora, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, U.Hager, S.Rinta-Antila, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi, A.Petrovici, K.W.Schmid, A.Faessler Total absorption study of the β decay of 102, 104, 105Tc RADIOACTIVITY 102,104,105Tc(β-)[from U(p, F), E=30, 50 MeV followed by mass separation]; measured Eγ, Iγ using the Total Absorption Gamma Spectrometer (TAGS) and JYFLTRAP Penning trap at IGISOL, Jyvaskyla facility; deduced β feedings to levels in 102,104,105Ru, β-strength distributions, Gamow-Teller strengths, average β and γ energies, effects on decay heat calculations. Comparison of deduced β feedings with those from high-resolution γ-ray measurements. Comparison of Gamow-Teller strengths with VAMPIR model calculations. Relevance to decay heat calculations in nuclear reactors. NUCLEAR REACTIONS U(p, F)102Mo/102Tc/102Ru/104Tc/105Nb/ 105Mo/105Tc/105Ru, E=30, 50 MeV; measured yields using JYFLRTRAP Penning trap at IGISOL, Jyvaskyla facility.
doi: 10.1103/PhysRevC.87.044318
2013KA08 Phys.Rev. C 87, 024307 (2013) A.Kankainen, J.Hakala, T.Eronen, D.Gorelov, A.Jokinen, V.S.Kolhinen, I.D.Moore, H.Penttila, S.Rinta-Antila, J.Rissanen, A.Saastamoinen, V.Sonnenschein, J.Aysto Isomeric states close to doubly magic 132Sn studied with the double Penning trap JYFLTRAP ATOMIC MASSES 121,123,125Cd, 133Te, 129,131In, 130,131Sn, 133Te, 134Sb [from U, 232Th(p, F), E=25 MeV]; measured time-of-flight, cyclotron frequency ratio using the double Penning trap mass spectrometer JYFLTRAP; deduced mass excess, and level energies of ground states and isomers, isomeric to ground-state intensity ratios. Systematics of 11/2- states in odd-N, N=71-81 Cd, Sn, Te, Xe nuclei, and of the lowest 1/2- and 3/2- states in even-N, N=60-84 In isotopes. Comparison with previous studies, and evaluated data. Relevance for the r process.
doi: 10.1103/PhysRevC.87.024307
2013PE01 Appl.Radiat.Isot. 71, 34 (2013) K.Perajarvi, T.Eronen, A.Cagniant, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, H.Kettunen, V.S.Kolhinen, M.Laitinen, I.D.Moore, H.Penttila, J.Rissanen, A.Saastamoinen, H.Toivonen, J.Turunen, J.Aysto Production of pure samples of 131mXe and 135Xe NUCLEAR REACTIONS Th(P, X)131Xe/135Xe, E=25 MeV; measured reaction products, dipole frequency, E(ce); deduced Xe implantation rates. Penning trap-based production of the Comprehensive Nuclear-Test-Ban Treaty Organization isotopes.
doi: 10.1016/j.apradiso.2012.09.007
2013WR01 Phys.Rev. C 87, 031303 (2013) C.Wrede, S.K.L.Sjue, A.Garcia, H.E.Swanson, I.Ahmad, A.Algora, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, V.S.Kolhinen, I.D.Moore, H.Penttila, M.Reponen, J.Rissanen, A.Saastamoinen, J.Aysto Electron capture on 116In and implications for nuclear structure related to double-β decay RADIOACTIVITY 116In(EC)[from 115In(d, p), E=7.6 MeV]; measured γ, β, x-ray spectra, β(x ray)-coin using JYFLTRAP at IGISOL facility in Jyvaskyla; deduced EC decay branch, B(GT). Implications for 2νββ and 0νββ decay modes of 116Cd.
doi: 10.1103/PhysRevC.87.031303
2012AY01 Eur.Phys.J. A 48, 42 (2012) J.Aysto, T.Eronen, A.Jokinen, A.Kankainen, I.D.Moore, H.Penttila An IGISOL portrait - Selected contributions
doi: 10.1140/epja/i2012-12042-5
2012ER05 Eur.Phys.J. A 48, 46 (2012) T.Eronen, V.S.Kolhinen, V.-V.Elomaa, D.Gorelov, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, S.Kopecky, I.D.Moore, H.Penttila, S.Rahaman, S.Rinta-Antila, J.Rissanen, A.Saastamoinen, J.Szerypo, C.Weber, J.Aysto JYFLTRAP: a Penning trap for precision mass spectroscopy and isobaric purification
doi: 10.1140/epja/i2012-12046-1
2012FL05 J.Phys.(London) G39, 125101 (2012) K.T.Flanagan, J.Billowes, P.Campbell, B.Cheal, G.D.Dracoulis, D.H.Forest, M.D.Gardner, J.Huikari, A.Jokinen, B.A.Marsh, R.Moore, A.Nieminen, H.Penttila, H.L.Thayer, G.Tungate, J.Aysto Nuclear moments, charge radii and spins of the ground and isomeric states in 175Yb and 177Yb NUCLEAR MOMENTS 175,177Yb; measured hyperfine structures; deduced static moments and changes in mean-square charge radii. Collinear laser spectroscopy at the IGISOL facility, comparison with Nilsson model.
doi: 10.1088/0954-3899/39/12/125101
2012HA25 Phys.Rev.Lett. 109, 032501 (2012) J.Hakala, J.Dobaczewski, D.Gorelov, T.Eronen, A.Jokinen, A.Kankainen, V.S.Kolhinen, M.Kortelainen, I.D.Moore, H.Penttila, S.Rinta-Antila, J.Rissanen, A.Saastamoinen, V.Sonnenschein, J.Aysto Precision Mass Measurements beyond 132Sn: Anomalous Behavior of Odd-Even Staggering of Binding Energies ATOMIC MASSES 121,122,123,124,125,126,127,128Cd, 129,131In, 130,131,132,133,134,135Sn, 131,132,133,134,135,135Sb, 132,133,134,135,136,137,138,139,140Te; measured cyclotron frequency ratios; deduced masses. JYFLTRAP Penning trap, comparison with available data.
doi: 10.1103/PhysRevLett.109.032501
2012JE02 Phys.Rev. C 86, 064308 (2012) D.G.Jenkins, C.J.Lister, M.P.Carpenter, P.Chowdhury, N.J.Hammond, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Seweryniak, T.Davinson, P.J.Woods, A.Jokinen, H.Penttila, F.Haas, S.Courtin Candidate superdeformed band in 28Si NUCLEAR REACTIONS 12C(20Ne, α), E=32 MeV; analyzed Eγ, Iγ, γγ-coin from Gammasphere data at ANL facility. 28Si; deduced levels, J, π, B(E2), SD band candidate with dominant 24Mg+α clustering.
doi: 10.1103/PhysRevC.86.064308
2012KU28 Phys.Rev. C 86, 044306 (2012) J.Kurpeta, W.Urban, A.Plochocki, J.Rissanen, J.A.Pinston, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, H.Penttila, A.Saastamoinen, C.Weber, J.Aysto Low-spin excitations in the 109Tc nucleus RADIOACTIVITY 109Mo(β-)[from 238U(d, F), E=25 MeV]; measured Eγ, Iγ, βγ-coin, x rays, half-life, K-shell and total conversion coefficients using IGISOL + JYFLTRAP facilities at Jyvaskyla. 109Tc; deduced levels, J, π, Iβ, logft. 109Mo; deduced J, π of ground state. 109Mo, 109Tc(β-); deduced ground state β feedings. decay, and with quasiparticle-rotor model calculations.
doi: 10.1103/PhysRevC.86.044306
2012LA21 Phys.Scr. T150, 014020 (2012) M.Lantz, D.Gorelov, A.Mattera, H.Penttila, S.Pomp, D.Rados, I.Ryzhov Design of a neutron converter for fission studies at the IGISOL facility
doi: 10.1088/0031-8949/2012/T150/014020
2012MA42 Phys.Scr. T150, 014025 (2012) A.Mattera, D.Gorelov, M.Lantz, B.Lourdel, H.Penttila, S.Pomp, I.Ryzhov A ROOT-based analysis tool for measurements of neutron-induced fission products at the IGISOL facility
doi: 10.1088/0031-8949/2012/T150/014025
2012PE06 Eur.Phys.J. A 48, 43 (2012) H.Penttila, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, S.Rahaman, S.Rinta-Antila, J.Rissanen, V.Rubchenya, A.Saastamoinen, C.Weber, J.Aysto Fission yield studies at the IGISOL facility
doi: 10.1140/epja/i2012-12043-4
2012RI05 Phys.Rev. C 86, 034337 (2012) J.Rissanen, J.Kurpeta, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, H.Penttila, A.Plochocki, A.Saastamoinen, W.Urban, C.Weber, J.Aysto Structure of 115Ag studied by β- decays of 115Pd and 115Pdm RADIOACTIVITY 115Pd, 115mPd(β-)[from 115Ru-115Rh-115Pd decay chain, 115Ru formed in U(p, X), E=25 MeV]; measured Eγ, Iγ, Eβ, βγ-, βγγ-coin using IGISOL and JYFLTRAP facilities in Jyvaskyla. 115Ag; deduced levels, J, π, multipolarity, Iβ, logft, Nilsson configuration, β strength distribution. Systematics of negative and positive parity Nilsson states in 109,111,113,115,117Ag. 115Pd; discussed spin and parity of ground state and isomer. Comparison with level scheme of 111Ag.
doi: 10.1103/PhysRevC.86.034337
2012RO01 J.Phys.(London) G39, 015101 (2012) C.Rodriguez Triguero, A.M.Bruce, T.Eronen, I.D.Moore, M.Bowry, A.M.D.Bacelar, A.Y.Deo, V.-V.Elomaa, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, V.S.Kolhinen, J.Kurpeta, T.Malkiewicz, P.J.R.Mason, H.Penttila, M.Reponen, S.Rinta-Antila, J.Rissanen, A.Saastamoinen, G.S.Simpson, J.Aysto Trap-assisted separation of nuclear states for gamma-ray spectroscopy: the example of 100Nb RADIOACTIVITY 100Nb(β-); measured Eγ, Iγ, β-γ-coin.; deduced energy levels, J, π for ground and isomeric state transitions. JYFLTRAP installation.
doi: 10.1088/0954-3899/39/1/015101
2011AL21 J.Korean Phys.Soc. 59, 1479s (2011) A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.B.Perez-Cerdan, F.Molina, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, S.Rinta-Antila, I.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, U.Hager, T.Sonoda, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, K.Burkard, W.Huller, L.Batist, W.Gelletly, T.Yoshida, A.L.Nichols, A.Sonzogni, K.Perajarvi Improvements on Decay Heat Summation Calculations by Means of Total Absorption Gamma-ray Spectroscopy Measurements RADIOACTIVITY 101Nb, 101,105Mo, 102,104,105,106,107Tc(β-)[from U(p, F), E=30-50 MeV]; measured decay products using TAGS (Total Absorption Gamma Spectrometer) with Penning trap at IGISOL (JYFLTRAP); deduced decay heat.
doi: 10.3938/jkps.59.1479
2011AV01 J.Phys.(London) G38, 025104 (2011) M.Avgoulea, Yu.P.Gangrsky, K.P.Marinova, S.G.Zemlyanoi, S.Fritzsche, D.Iablonskyi, C.Barbieri, E.C.Simpson, P.D.Stevenson, J.Billowes, P.Campbell, B.Cheal, B.Tordoff, M.L.Bissell, D.H.Forest, M.D.Gardner, G.Tungate, J.Huikari, A.Nieminen, H.Penttila, J.Aysto Nuclear charge radii and electromagnetic moments of radioactive scandium isotopes and isomers NUCLEAR MOMENTS 42,43,44,45,46Sc; measured hyperfine structure; deduced nuclear magnetic dipole moments and electric quadrupole moments, isotope shifts, charge radii, deformation. Shell model calculation, laser spectroscopy. NUCLEAR STRUCTURE 42,43,44,45,46Sc, 40,41,42,43,44,45,46,47,48Ca; calculated nuclear isomer shifts, radii, magnetic moment, spectroscopic quadrupole moments. Comparison with other data.
doi: 10.1088/0954-3899/38/2/025104
2011ER02 Phys.Rev. C 83, 055501 (2011); Pub.Note Phys.Rev. C 84, 059905 (2011) T.Eronen, D.Gorelov, J.Hakala, J.C.Hardy, A.Jokinen, A.Kankainen, I.D.Moore, H.Penttila, M.Reponen, J.Rissanen, A.Saastamoinen, J.Aysto QEC values of the superallowed β emitters 10C, 34Ar, 38Ca, and 46V ATOMIC MASSES 10C, 10B, 34Ar, 34Cl, 34mCl, 38Ca, 38mK, 38Ar, 46V, 46Ti; measured resonance frequencies ratios using JYFLTRAP Penning-trap and 10C, 34Ar, 38Ca and 46V beams from IGISOL; deduced Q values for β+ decay. Time-of-flight ion-cyclotron-resonance (TOF-ICR) technique. RADIOACTIVITY 10C, 34Ar, 38Ca, 46V(β+); measured Q values for decay from mass measurements.
doi: 10.1103/PhysRevC.83.055501
2011GO33 J.Korean Phys.Soc. 59, 1573s (2011) M.B.Gomez Hornillos, V.Gorlychev, R.Caballero, G.Cortes, A.Poch, C.Pretel, F.Calvino, J.L.Tain, A.Algora, J.Agramunt, D.Cano-Ott, T.Martinez, E.Mendoza, J.Rissanen, J.Aysto, A.Jokinen, T.Eronen, I.Moore, H.Penttila, V.Gorlychev, R.Caballero, G.Cortes, A.Poch, C.Pretel, F.Calvino, J.L.Tain, A.Algora, J.Agramunt, D.Cano-Ott, T.Martinez, E.Mendoza, J.Rissanen, J.Aysto, A.Jokinen, T.Eronen, I.Moore, H.Penttila Monte Carlo Simulations for the Study of a Moderated Neutron Detector
doi: 10.3938/jkps.59.1573
2011GO37 J.Phys.:Conf.Ser. 312, 052008 (2011) M.B.Gomez Hornillos, J.Rissanen, J.L.Tain, A.Algora, D.Cano-Ott, J.Agramunt, V.Gorlychev, R.Caballero, T.Martinez, L.Achouri, J.Aysto, G.Cortes, V.V.Elomaa, T.Eronen, A.Garcia, J.Hakala, A.Jokinen, P.Karvonen, V.S.Kolhinen, I.Moore, M.Parlog, H.Penttila, Z.Podolyak, C.Pretel, M.Reponen, V.Sonnenschein, E.Valencia First Measurements with the BEta deLayEd Neutron Detector (BELEN-20) at JYFLTRAP RADIOACTIVITY 88Br, 94,95Rb, 138I(β-n); measured decay products Eβ, Iβ, Eγ, Iγ, En, In; deduced neutron emission rate and its errors.
doi: 10.1088/1742-6596/312/5/052008
2011HA48 Eur.Phys.J. A 47, 129 (2011) J.Hakala, R.Rodriguez-Guzman, V.-V.Elomaa, T.Eronen, A.Jokinen, V.S.Kolhinen, I.D.Moore, H.Penttila, M.Reponen, J.Rissanen, A.Saastamoinen, J.Aysto Precision mass measurements of neutron-rich Y, Nb, Mo, Tc, Ru, Rh, and Pd isotopes RADIOACTIVITY 102,103Y, 108Nb, 113Tc, 114,116Ru, 119Rh, 118,120,121,122Pd, 114Tc, 111Mo(β-)[from proton-induced fission]; measured cyclotron frequency; deduced mass excess, 2n, 2p separation energies using reference ions; calculated mass excess using HFB with Gogny D1S force and D1N Gogny Energy Density Functional. JYFLTRAP Penning trap mass spectrometer. Compared with AME.
doi: 10.1140/epja/i2011-11129-9
2011KI14 Phys.Rev. C 83, 065802 (2011), Erratum Phys.Rev. C 84, 049902 (2011) O.S.Kirsebom, S.Hyldegaard, M.Alcorta, M.J.G.Borge, J.Buscher, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, H.Hultgren, A.Jokinen, B.Jonson, A.Kankainen, P.Karvonen, T.Kessler, A.Laird, M.Madurga, I.Moore, G.Nyman, H.Penttila, S.Rahaman, M.Reponen, K.Riisager, T.Roger, J.Ronkainen, A.Saastamoinen, O.Tengblad, J.Aysto Precise and accurate determination of the 8B decay spectrum RADIOACTIVITY 8B(β+)[from 6Li(3He, n), E=7.0 MeV]; measured β spectra, β-delayed α spectra, Eα, αα-coin. 8Be; deduced excitation distribution. Discussed implication of 8B neutrino spectrum. 20Na(β+); measured β-delayed α spectrum and used for calibration. Monte-Carlo simulations of β decay of 8B. R-matrix parameterization.
doi: 10.1103/PhysRevC.83.065802
2011KU16 Phys.Rev. C 84, 044304 (2011) J.Kurpeta, W.Urban, A.Plochocki, J.Rissanen, J.A.Pinston, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, I.D.Moore, H.Penttila, A.Saastamoinen, C.Weber, J.Aysto Signatures of oblate deformation in the 111Tc nucleus RADIOACTIVITY 111Mo(β-)[from 238U(d, F), E=25 MeV]; measured Eγ, Iγ, γγ-, βγ-coin, half-life. 111Tc; deduced levels, J, π, conversion coefficients, multipolarities, Iβ, logft, Q value. 111Tc(β-) [from 111Tc decay]; measured Eγ, βγ-coin. IGISOL3 mass separator coupled to JYFLTRAP Penning trap. Comparison with particle-plus-rotor model calculations.
doi: 10.1103/PhysRevC.84.044304
2011PE31 J.Korean Phys.Soc. 59, 1589s (2011) H.Penttila, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, V.S.Kolhinen, I.D.Moore, J.Rissanen, M.Reponen, A.Saastamoinen, V.Sonnenschein, J.Aysto The Possibilities of the Extended IGISOL Facility at JYFL
doi: 10.3938/jkps.59.1589
2011RI01 Phys.Rev. C 83, 011301 (2011); Erratum Phys.Rev. C 83, 029901 (2011) J.Rissanen, J.Kurpeta, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, I.D.Moore, P.Karvonen, A.Plochocki, L.Prochniak, H.Penttila, S.Rahaman, M.Reponen, A.Saastamoinen, J.Szerypo, W.Urban, C.Weber, J.Aysto Decay study of 114Tc with a Penning trap RADIOACTIVITY 114Tc(β-)[from U(d, X), E=25 MeV]; measured Eγ, Iγ, γγ-coin, half-lives, mass difference by Penning-Trap (JYFLTRAP) assisted spectroscopy. IGISOL facility. 114Ru; deduced levels, isomers, J, π, configurations, Q value for β decay, logft. Comparison with microscopic Bohr-Hamiltonian calculations using Sly4 Skyrme interaction.
doi: 10.1103/PhysRevC.83.011301
2011RI07 Eur.Phys.J. A 47, 97 (2011); Erratum Eur.Phys.J. A 47, 116 (2011) J.Rissanen, J.Kurpeta, A.Plochocki, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, I.D.Moore, H.Penttila, S.Rahaman, A.Saastamoinen, W.Urban, C.Weber, J.Aysto Penning-trap-assisted study of 115Ru beta decay RADIOACTIVITY 115Ru(β-)[from U(p, f), E=25 MeV, selected by JYFLTRAP]; measured Eγ, Iγ, Eβ, Iβ, X-rays, βγ-coin. 115Rh deduced levels, J, π, level log ft, level β-feeding, ICC(K) for 80.1 keV transition, rotational constants for the K=1/2 intruder band. 115Ru deduced ground state J, π, β-strength distribution. Penning-trap-assisted β and γ spectroscopy, IGISOL facility. Comparison with near-by isotopes of Ru and Rh.
doi: 10.1140/epja/i2011-11097-0
2011TA26 J.Korean Phys.Soc. 59, 1499s (2011) J.L.Tain, A.Algora, E.Estevez, B.Rubio, E.Valencia, D.Jordan, J.Aysto, T.Eronen, A.Jokinen, I.Moore, H.Pentilla, J.Riisanen, L.Batist, M.Bowry, M.Bunce, W.Gelletly, R.Caballero, G.Cortes, B.Gomez-Hornillos, V.Gorlychev, D.Cano-Ott, A.Garcia, T.Martinez, C.Domingo-Pardo, M.Fallot, L.Giot, A.Porta, B.Van Vinh Beta Decay Studies of Neutron Rich Nuclei Using Total Absorption Gamma-ray Spectroscopy and Delayed Neutron Measurements RADIOACTIVITY 86,87,88Br, 91,92,93,94Rb, 138I(β-), (β-n)[from U+2H]; measured Eβ, Iβ(t), nβ-coin, Eγ, Iγ(t), βγ-coin at IGISOL facility at JYFL using BELEN detector for neutrons, activity using TAS (Total Absorption Spectrometer) and DACQ system.
doi: 10.3938/jkps.59.1499
2010AL22 Phys.Rev.Lett. 105, 202501 (2010) A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, S.Rinta-Antila, U.Hager, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi Reactor Decay Heat in 239Pu: Solving the γ Discrepancy in the 4-3000-s Cooling Period RADIOACTIVITY 101Nb, 105Mo, 102,104,105,106,107Tc(β-) [from U(p, X), E=30, 50 MeV]; measured Eγ, Iγ, mass; deduced β-feeding probabilities, discrepancies for decay heat of 239Pu.
doi: 10.1103/PhysRevLett.105.202501
2010CH15 Phys.Lett. B 690, 346 (2010) F.C.Charlwood, J.Billowes, P.Campbell, B.Cheal, T.Eronen, D.H.Forest, S.Fritzsche, M.Honma, A.Jokinen, I.D.Moore, H.Penttila, R.Powis, A.Saastamoinen, G.Tungate, J.Aysto Ground state properties of manganese isotopes across the N=28 shell closure NUCLEAR REACTIONS 50,52Cr(p, n), E=14 MeV; 50Cr(d, n), E=13 MeV;55Mn(p, xnp)53Mn/54Mn, E=33 MeV; 56Fe(d, 2p), E=25 MeV; measured hyperfine spectra; deduced magnetic dipole moments, quadrupole moments, mean-square charge radii, shell closure. Comparison with shell model calculation using GXPF1A interaction.
doi: 10.1016/j.physletb.2010.05.060
2010HY01 Phys.Rev. C 81, 024303 (2010) S.Hyldegaard, M.Alcorta, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, C.Aa.Diget, P.Van Duppen, T.Eronen, S.P.Fox, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.S.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.S.Kirsebom, M.Madurga, I.Moore, A.Nieminen, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto R-matrix analysis of the β decays of 12N and 12B RADIOACTIVITY 12N(β+), 12B(β-); measured 3α summed spectra and associated branching ratios for breakup via the 8Be ground-state and via excited states of 8Be. 12C; deduced levels, resonances, Gammow-Teller strengths and widths using multilevel, many-channel R-matrix formalism.
doi: 10.1103/PhysRevC.81.024303
2010KU01 Acta Phys.Pol. B41, 469 (2010) J.Kurpeta, J.Rissanen, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, P.Karvonen, I.D.Moore, H.Penttila, A.Plochocki, S.Rahaman, S.Rinta-Antila, J.Ronkainen, A.Saastamoinen, T.Sonoda, J.Szerypo, W.Urban, Ch.Weber, J.Aysto Progress in Trap Assisted β Decay Spectroscopy of 115Ru RADIOACTIVITY 115Ru(β-) [from 238U(p, F)115Ru, E=25 MeV]; measured Eγ, Iγ, γγ-coin.; deduced energy levels, gamma transitions, T1/2. JYFLTRAP Penning trap system.
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2010KU19 Phys.Rev. C 82, 027306 (2010) J.Kurpeta, W.Urban, A.Plochocki, J.Rissanen, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, I.D.Moore, H.Penttila, S.Rahaman, A.Saastamoinen, T.Sonoda, J.Szerypo, C.Weber, J.Aysto Excited states in 115Pd populated in the β- decay of 115Rh RADIOACTIVITY 115Rh(β-); measured Eγ, Iγ, γγ-coin. 115Pd; deduced levels, J, π. Systematics of low-lying states in odd-A Mo, Ru and Pd nuclei from N=61-71.
doi: 10.1103/PhysRevC.82.027306
2010KU25 Phys.Rev. C 82, 064318 (2010) J.Kurpeta, J.Rissanen, A.Plochocki, W.Urban, V.-V.Elomaa, T.Eronen, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, T.Malkiewicz, I.D.Moore, H.Penttila, A.Saastamoinen, G.S.Simpson, C.Weber, J.Aysto New isomer and decay half-life of 115Ru RADIOACTIVITY 115Ru(IT), (β-)[From 238U(p, X), E=25 MeV]; measured Eγ, Iγ, βγ-, γγ-coin, isomer and ground state half-lives, JYFLTRAP assisted β-γ spectroscopy. 115Ru, 115Rh; deduced levels, J, π, conversion coefficients, multipolarity. systematics of low-lying levels and isomers in 113,115,117Pd, 113,115Ru.
doi: 10.1103/PhysRevC.82.064318
2010PE06 Eur.Phys.J. A 44, 147 (2010) H.Penttila, P.Karvonen, T.Eronen, V.-V.Elomaa, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, K.Perajarvi, S.Rahaman, S.Rinta-Antila, V.Rubchenya, A.Saastamoinen, T.Sonoda, J.Aysto Determining isotopic distributions of fission products with a Penning trap NUCLEAR REACTIONS 238U(p, F)Ge/Ag/In/Rb/Cs, E=25, 50 MeV; measured fission fragment yields using an ion guide and Penning trap. Comparison with other data.
doi: 10.1140/epja/i2010-10936-8
2009CH09 Phys.Lett. B 674, 23 (2009) F.C.Charlwood, K.Baczynska, J.Billowes, P.Campbell, B.Cheal, T.Eronen, D.H.Forest, A.Jokinen, T.Kessler, I.D.Moore, H.Penttila, R.Powis, M.Ruffer, A.Saastamoinen, G.Tungate, J.Aysto Nuclear charge radii of molybdenum fission fragments NUCLEAR MOMENTS 90,91,92,94,95,96,97,98,100,102,103,104,105,106,108Mo; measured hfs; deduced hyperfine structure coefficients, charge radius, magnetic moment. Collinear laser spectroscopy.
doi: 10.1016/j.physletb.2009.02.050
2009DI06 Phys.Rev. C 80, 034316 (2009) C.Aa.Diget, F.C.Barker, M.J.G.Borge, R.Boutami, P.Dendooven, T.Eronen, S.P.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, S.Hyldegaard, H.B.Jeppesen, A.Jokinen, B.Jonson, A.Kankainen, I.Moore, A.Nieminen, G.Nyman, H.Penttila, V.F.E.Pucknell, K.Riisager, S.Rinta-Antila, O.Tengblad, Y.Wang, K.Wilhelmsen, J.Aysto Breakup channels for 12C triple-α continuum states RADIOACTIVITY 12N(β+)[from 12C(p, n), E=28 MeV], 12B(β-)[from 11B(d, p), E=10 MeV]; measured Eα, Eγ, ααα-coin. 12C; deduced levels, J, π, triple-α continuum states and their decay modes. R-matrix analysis.
doi: 10.1103/PhysRevC.80.034316
2009EL07 Phys.Rev.Lett. 102, 252501 (2009) V.-V.Elomaa, G.K.Vorobjev, A.Kankainen, L.Batist, S.Eliseev, T.Eronen, J.Hakala, A.Jokinen, I.D.Moore, Yu.N.Novikov, H.Penttila, A.Popov, S.Rahaman, J.Rissanen, A.Saastamoinen, H.Schatz, D.M.Seliverstov, C.Weber, J.Aysto Quenching of the SnSbTe Cycle in the rp Process ATOMIC MASSES 104,105,106,107,108Sn, 106,107,108,109,110Sb, 108,109Te, 111I; Measured atomic masses using JYFLTRAP Penning-trap spectrometer;deduced single-proton separation energy. Comparison with AME2003 evaluation.
doi: 10.1103/PhysRevLett.102.252501
2009HY01 Phys.Lett. B 678, 459 (2009) S.Hyldegaard, C.Forssen, C.Aa.Diget, M.Alcorta, F.C.Barker, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, P.Van Duppen, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.Kirsebom, M.Madurga, I.Moore, P.Navratil, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, J.P.Vary, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto Precise branching ratios to unbound 12C states from 12N and 12B β-decays NUCLEAR REACTIONS 1H(12C, n), 2H(11B, p), 12C(p, n), 11B(d, p), E not given; measured Eγ, Iγ, Eα, Iα, γα-coin, αα-coin, decay spectra; deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations. RADIOACTIVITY 12B(β-), 12N(β+); deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations.
doi: 10.1016/j.physletb.2009.06.064
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