NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = A.Voss Found 34 matches. 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
2021AU03 Phys.Rev. C 103, 054323 (2021) K.Auranen, J.Uusitalo, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, A.Voss Isomeric 13 over 2+ (νi-1 13 over 2) state in 211Th NUCLEAR REACTIONS 181Ta(36Ar, 5np)211Th, E=178-214 MeV; measured reaction products, recoil-α correlated events, x rays, conversion electrons, half-life of a micro-second isomer using RITU separator and a multiwire proportional counter (MWPC), and ions implanted into a double-sided silicon strip detector (DSSD) of the GREAT spectrometer at the K-130 cyclotron of University of Jyvaskyla. 211Th; deduced levels, J, π, isomer and its decay mode. RADIOACTIVITY 211mTh(IT), (α)[from 181Ta(36Ar, 5np)211Th, E=178-214 MeV]; measured recoils-α correlated events, Eα, Iα, x rays, ce, half-life of isomer; deduced levels, J, π, configuration, α-decay branching ratio of isomer decay. NUCLEAR REACTIONS 181Ta(36Ar, X)205Fr/206Fr/207Fr/208Fr/209Fr/207Ra/208Ra/209Ra/210Ra/206Ac/206mAc/207Ac/208Ac/209Ac/210Ac/211Ac/212Ac/213Ac/211Th/211mTh/212Th/213Th/211Pa/212Pa/213Pa, E=178-214 MeV; measured reaction products, Eα and decay time, as a function of the α-particle energy of the first decay event of a decay chain consisting of two to four decay events correlated with a recoil implantation event.
doi: 10.1103/PhysRevC.103.054323
2021KO26 Phys.Lett. B 819, 136439 (2021) A.Koszorus, L.J.Vormawah, R.Beerwerth, M.L.Bissell, P.Campbell, B.Cheal, C.S.Devlin, T.Eronen, S.Fritzsche, S.Geldhof, H.Heylen, J.D.Holt, A.Jokinen, S.Kelly, I.D.Moore, T.Miyagi, S.Rinta-Antila, A.Voss, C.Wraith Proton-neutron pairing correlations in the self-conjugate nucleus 42Sc NUCLEAR MOMENTS 42,43,44,45,46Sc; measured frequencies; deduced hyperfine spectrum, magnetic dipole, electric quadrupole parameters, rms radii. Comparison with the shell-model and IMSRG calculations.
doi: 10.1016/j.physletb.2021.136439
2021KR03 Nature(London) 589, 527 (2021) J.J.Krauth, K.Schuhmann, M.A.Ahmed, F.D.Amaro, P.Amaro, F.Biraben, T.-L.Chen, D.S.Covita, A.J.Dax, M.Diepold, L.M.P.Fernandes, B.Franke, S.Galtier, A.L.Gouvea, J.Gotzfried, T.Graf, T.W.Hansch, J.Hartmann, M.Hildebrandt, P.Indelicato, L.Julien, K.Kirch, A.Knecht, Y.-W.Liu, J.Machado, C.M.B.Monteiro, F.Mulhauser, B.Naar, T.Nebel, F.Nez, J.M.F.dos Santos, J.P.Santos, C.I.Szabo, D.Taqqu, J.F.C.A.Veloso, J.Vogelsang, A.Voss, B.Weichelt, R.Pohl, A.Antognini, F.Kottmann Measuring the α-particle charge radius with muonic helium-4 ions ATOMIC PHYSICS 4He; measured frequencies; deduced resonances, isotope shifts, 2S-2P transitions in the muonic helium-4 ion that yields a precise determination of the root-mean-square charge radius of the α particle. Comparison with available data.
doi: 10.1038/s41586-021-03183-1
2020AU01 Phys.Rev. C 101, 024306 (2020) K.Auranen, U.Jakobsson, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, J.Uusitalo, A.Voss Isomeric 13/2+ state in 201Fr RADIOACTIVITY 201Fr(IT)[from 169Tm(36Ar, 4n)201Fr, E=178-187 MeV, followed by separation of residues using RITU separator at the University of Jyvaskyla accelerator laboratory]; measured evaporation residues, E(ce), I(ce), Eγ, Iγ and half-life of the 13/2+ isomer in 201Fr using the GREAT spectrometer and three clover-type Ge detectors. 201Fr; deduced energy, J, π of the 13/2+ isomer, K/(L+M) ratio and multipolarity of the isomeric transition, B(M2). Discussed systematics of energies, B(M2) and deformation of the 13/2+ isomers in N(even)=104-124 Bi, At and Fr isotopes. 201mFr(α)[from 169Tm(36Ar, 4n)201Fr, E=178-187 MeV]; measured Eα and half-life of the 1/2+ isomer of 201Fr; deduced reduced α-decay width using Rasmussen formalism. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.101.024306
2020AU04 Phys.Rev. C 102, 034305 (2020) K.Auranen, J.Uusitalo, H.Badran, T.Grahn, P.T.Greenlees, A.Herzan, U.Jakobsson, R.Julin, S.Juutinen, J.Konki, M.Leino, A.-P.Leppanen, G.O'Neill, J.Pakarinen, P.Papadakis, J.Partanen, P.Peura, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, L.Sinclair, J.Sorri, S.Stolze, A.Voss Exploring the boundaries of the nuclear landscape: α-decay properties of 211Pa RADIOACTIVITY 211,212,213Pa(α)[from 181Ta(36Ar, 6n), (36Ar, 5n), (36Ar, 4n), E=178-214 MeV, and 169Tm(36Ar, X), E=187 MeV, followed by separation of reaction products of interest using RITU separator at the K-130 cyclotron of the University of Jyvaskyla]; measured Eα, Iα, (implants)-α correlations, and (implants)-α1-α2-α3-α4 correlations, half-lives of decays of 211Pa, 212Pa and 213Pa using GREAT spectrometer and multiwire proportional counter (MWPC); deduced Q(α), reduced α widths in Rasmussen formalism, α hindrance factors, mass excesses, S(p), S(2p). 199,200,201At, 203,204,205Fr, 207,208,209Ac(α)[from 211,212,213Pa α decay chains]; measured Eα, (211,212,213Pa implants)(4α)-correlations, time differences between correlated events. Comparison with previous experimental results, evaluated masses and proton separation energies in AME2016, and theoretical mass models. Systematics of Q(α) values for N=116-132 Ac, Th and Pa isotopes, S(p) values of A=210-224 Pa isotopes, S(p) values N=116-126 Ac and Th isotopes, and S(2p) values of N=111-126 Th isotopes. 196,197,197m,198Po, 197,198,198m,200At, 200,201,204,205,206Rn, 201,206,207,208,209Fr, 207,208,209,210Ra, 210,211,212,213Ac; observed α peaks in Figs. 1a and 1b from the decays of these isotopes.
doi: 10.1103/PhysRevC.102.034305
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
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
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
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
2017NE05 J.Phys.(London) G44, 065103 (2017) D.A.Nesterenko, A.Kankainen, L.Canete, M.Block, D.Cox, T.Eronen, C.Fahlander, U.Forsberg, J.Gerl, P.Golubev, J.Hakala, A.Jokinen, V.S.Kolhinen, J.Koponen, N.Lalovic, C.Lorenz, I.D.Moore, P.Papadakis, J.Reinikainen, S.Rinta-Antila, D.Rudolph, L.G.Sarmiento, A.Voss, J.Aysto High-precision mass measurements for the isobaric multiplet mass equation at A = 52 ATOMIC MASSES 52Co, 52mCo, 52Fe, 52mFe, 52Mn; measured time-of-flight ion cyclotron resonance spectrum, average cyclotron frequency ratios; deduced mass-excess values. Comparison with Nubase2012 mass values.
doi: 10.1088/1361-6471/aa67ae
2016AL03 Phys.Rev.Lett. 116, 072501 (2016) M.Alanssari, D.Frekers, T.Eronen, L.Canete, J.Dilling, M.Haaranen, J.Hakala, M.Holl, M.Jeskovsky, A.Jokinen, A.Kankainen, J.Koponen, A.J.Mayer, I.D.Moore, D.A.Nesterenko, I.Pohjalainen, P.Povinec, J.Reinikainen, S.Rinta-Antila, P.C.Srivastava, J.Suhonen, R.I.Thompson, A.Voss, M.E.Wieser Single and Double Beta-Decay Q Values among the Triplet96Zr, 96Nb, and 96Mo ATOMIC MASSES 96Zr, 96Nb, 96Mo; measured time-of-flight spectra using a Ramsey excitation pattern, cyclotron-frequency ratios; deduced Q-values for β and 2β-decays. Comparison with AME2012, IGISOL-JYFLTRAP facility.
doi: 10.1103/PhysRevLett.116.072501
2016AL30 Int.J. Mass Spectrom. 406, 1 (2016) M.Alanssari, D.Frekers, T.Eronen, L.Canete, J.Hakala, M.Holl, A.Jokinen, A.Kankainen, J.Koponen, I.D.Moore, D.A.Nesterenko, I.Pohjalainen, J.Reinikainen, S.Rinta-Antila, A.Voss Precision 71Ga-71Ge mass-difference measurement ATOMIC MASSES 71Ga, 71Ge; measured frequencies, TOF; deduced Q-values, solar neutrino flux.
doi: 10.1016/j.ijms.2016.05.019
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
2016KA15 Phys.Rev. C 93, 041304 (2016) A.Kankainen, L.Canete, T.Eronen, J.Hakala, A.Jokinen, J.Koponen, I.D.Moore, D.Nesterenko, J.Reinikainen, S.Rinta-Antila, A.Voss, J.Aysto Mass of astrophysically relevant 31Cl and the breakdown of the isobaric multiplet mass equation ATOMIC MASSES 31Cl; measured TOF-ICR spectrum, and mass excess using JYFLTRAP double-Penning-trap mass spectrometer at the IGISOL facility in Jvyaskyla; analyzed isobaric multiplet mass equation (IMME) for T=3/2 quartet for A=31 nuclei 31Cl, 31S, 31P and 31Si; deduced breakdown of the IMME. 31Cl; deduced S(p), levels. NUCLEAR REACTIONS 32S(p, 2n)31Cl, E=40 MeV; measured mass excess of 31Cl at the IGISOL facility in Jvyaskyla. 31Cl(γ, p)30S, T9=0.2-1.4; deduced reaction rates for typical XRB conditions. Relevance to rapid proton capture process in type-I x-ray bursts.
doi: 10.1103/PhysRevC.93.041304
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
2016WA16 Phys.Rev. C 93, 054301 (2016) Z.M.Wang, A.B.Garnsworthy, C.Andreoiu, G.C.Ball, P.C.Bender, V.Bildstein, D.S.Cross, G.Demand, R.Dunlop, L.J.Evitts, P.E.Garrett, G.Hackman, B.Hadinia, S.Ketelhut, R.Krucken, K.G.Leach, A.T.Laffoley, D.Miller, M.Moukaddam, J.Pore, A.J.Radich, M.M.Rajabali, C.E.Svensson, A.Tan, E.Tardiff, C.Unsworth, A.Voss, P.Voss Observation of a large β-delayed neutron emission component in 102Rb decay and identification of excited states in 102Sr RADIOACTIVITY 102Rb(β-), (β-n)[from U(p, F), E=500 MeV at TRIUMF-ISAC facility]; measured Eβ, Eγ, Iγ, βγ-, γγ-coin using 8π array for γ detection and SCEPTAR plastic scintillator for β detection. 102,102Sr; deduced levels, J, π, delayed neutron-emission probability Pn. Systematics of absolute intensity of the first 2+ to 0+ transition, and direct ground-state feeding in β-delayed neutron emission in the β decays of 94,96,98,100,102Rb. Plots of Pn/T1/2 versus Qβn for decays of 94,96,98,100,102Rb, and comparison with theoretical and phenomenological descriptions. 102Zr, 102Sr, 101Zr(β-); observed γ rays.
doi: 10.1103/PhysRevC.93.054301
2015PR03 Eur.Phys.J. A 51, 23 (2015) T.J.Procter, J.A.Behr, J.Billowes, F.Buchinger, B.Cheal, J.E.Crawford, J.Dilling, A.B.Garnsworthy, A.Leary, C.D.P.Levy, E.Mane, M.R.Pearson, O.Shelbaya, M.Stolz, W.Al Tamimi, A.Voss Direct observation of an isomeric state in 98Rb and nuclear properties of exotic rubidium isotopes measured by laser spectroscopy NUCLEAR REACTIONS U(p, x)Rb, E=500 MeV; measured Rb isotopes using TITAN mass trap or optical spectrum using laser spectroscopy. 98Rb deduced isomeric state, hyperfine coefficients, isotope shifts. 75,76,78Rb deduced magnetic dipole moment, electric quadrupole moment, deformation, charge radii, isotopic shifts, g-factors. ATOMIC PHYSICS U(p, x)Rb, E=500 MeV; measured E(optical γ); deduced isotopic shifts, charge radii. Compared with published muonic and optical data.
doi: 10.1140/epja/i2015-15023-2
2015VO05 Phys.Rev. C 91, 044307 (2015) A.Voss, F.Buchinger, B.Cheal, J.E.Crawford, J.Dilling, M.Kortelainen, A.A.Kwiatkowski, A.Leary, C.D.P.Levy, F.Mooshammer, M.L.Ojeda, M.R.Pearson, T.J.Procter, W.Al Tamimi Nuclear moments and charge radii of neutron-deficient francium isotopes and isomers NUCLEAR MOMENTS 204,204m,205,206,206m,208Fr; measured optical fluorescence and hyperfine structure spectra using Collinear laser fluorescence spectroscopy technique at TRIUMF-ISAC facility; deduced spins, isotope shifts, hyperfine coupling constants, magnetic moments, charge radii, spectroscopic electric quadrupole moments, two isomeric states in 206Fr. Comparison with previous experimental results, and with theoretical calculations within the energy density functional (EDF) framework using Skyrme parametrization UNEDF0 and HFBTHO computer code for A=204-213 Fr isotopes. Activities of Fr produced in U(p, X), E=500 MeV reaction.
doi: 10.1103/PhysRevC.91.044307
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
2014VO01 J.Phys.(London) G41, 015104 (2014) A.Voss, M.R.Pearson, F.Buchinger, J.E.Crawford, R.F.Kiefl, C.D.P.Levy, W.A.MacFarlane, E.Mane, G.D.Morris, O.T.J.Shelbaya, Q.Song, D.Wang High precision measurement of the 11Li and 9Li quadrupole moment ratio using zero-field β-NQR NUCLEAR MOMENTS 9,11Li; measured RF frequency; deduced electric quadrupole moments ratio. Nuclear quadrupole resonance technique, TRIUMF-ISAC.
doi: 10.1088/0954-3899/41/1/015104
2013VO10 Phys.Rev.Lett. 111, 122501 (2013) A.Voss, M.R.Pearson, J.Billowes, F.Buchinger, B.Cheal, J.E.Crawford, A.A.Kwiatkowski, C.D.P.Levy, O.Shelbaya First Use of High-Frequency Intensity Modulation of Narrow-Linewidth Laser Light and Its Application in Determination of 206, 205, 204Fr Ground-State Properties NUCLEAR MOMENTS 204,205,206Fr; measured hyperfine structure; deduced nuclear ground-state J, mean-square charge radii, nuclear magnetic moments. Comparison with available data, AME2012.
doi: 10.1103/PhysRevLett.111.122501
2011MA66 Phys.Rev.Lett. 107, 212502 (2011) E.Mane, A.Voss, J.A.Behr, J.Billowes, T.Brunner, F.Buchinger, J.E.Crawford, J.Dilling, S.Ettenauer, C.D.P.Levy, O.Shelbaya, M.R.Pearson First Experimental Determination of the Charge Radius of 74Rb and Its Application in Tests of the Unitarity of the Cabibbo-Kobayashi-Maskawa Matrix NUCLEAR MOMENTS 74,75,76,78Rb; measured hyperfine coupling constants; deduced nuclear spins, log ft uncertainty.
doi: 10.1103/PhysRevLett.107.212502
2011VO08 J.Phys.(London) G38, 075102 (2011) A.Voss, M.R.Pearson, J.Billowes, F.Buchinger, K.H.Chow, J.E.Crawford, M.D.Hossein, R.F.Kiefl, C.D.P.Levy, W.A.MacFarlane, E.Mane, G.D.Morris, T.J.Parolin, H.Saadaoui, Z.Salman, M.Smadella, Q.Song, D.Wang Nuclear electric quadrupole moment of 9Li using zero-field β-detected NQR NUCLEAR MOMENTS 8,9Li; measured β-NQR spectra; deduced electric quadrupole moments.
doi: 10.1088/0954-3899/38/7/075102
2011VO17 J.Phys.:Conf.Ser. 312, 092063 (2011) A.Voss, M.R.Pearson, J.Billowes, F.Buchinger, K.H.Chow, J.E.Crawford, M.D.Hossein, R.F.Kiefl, C.D.P.Levy, W.A.MacFarlane, E.Mane, G.D.Morris, T.J.Parolin, H.Saadaoui, Z.Salman, M.Smadella, Q.Song, D.Wang The development of pure β-NQR techniques for measurements of nuclear ground state quadrupole moments in lithium isotopes NUCLEAR MOMENTS 8,9,11Li; measured polarized ion beams implanted into crystal with E=28 keV, resonance frequency; deduced (ratio of) quadrupole moments using zero-field β-NQR (β-detected nuclear quadrupole resonance).
doi: 10.1088/1742-6596/312/9/092063
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