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NSR database version of April 11, 2024.

Search: Author = D.Gorelov

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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
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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
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2022JA08      Phys.Rev. C 105, L042802 (2022)

H.Jayatissa, M.L.Avila, K.E.Rehm, R.Talwar, P.Mohr, K.Auranen, J.Chen, D.A.Gorelov, C.R.Hoffman, C.L.Jiang, B.P.Kay, S.A.Kuvin, D.Santiago-Gonzalez

First direct measurement of the 13N(α, p)16O reaction relevant for core-collapse supernovae nucleosynthesis

NUCLEAR REACTIONS 4He(13N, p), E=34.6 MeV; measured energies and yields of reaction products; deduced σ(Ε) in the range E(cm)=3.26–6.02 MeV, astrophysical S-factor. 4He(13N, p), T=0.8-10.0 GK; deduced astrophysical reaction rates. Comparison to other experimental data, TALYS calculations and data from REACLIB. MUlti-Sampling Ionization Chamber (MUSIC) detector filled with He-Kr gas mixture at ATLAS (ANL).

doi: 10.1103/PhysRevC.105.L042802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2747.


2022OR02      Phys.Rev. C 105, L052802 (2022)

R.Orford, N.Vassh, J.A.Clark, G.C.McLaughlin, M.R.Mumpower, D.Ray, G.Savard, R.Surman, F.Buchinger, D.P.Burdette, M.T.Burkey, D.A.Gorelov, J.W.Klimes, W.S.Porter, K.S.Sharma, A.A.Valverde, L.Varriano, X.L.Yan

Searching for the origin of the rare-earth peak with precision mass measurements across Ce-Eu isotopic chains

ATOMIC MASSES 152,153,154Ce, 152,153,154,156,157Pr, 157Nd, 161Pm, 163,165Eu; measured cyclotron frequency; deduced mass excess, solar abundances of rare-earth elements. Comparison to AME2016 and AME2020 evaluations, previous experimental data and calculations using Markov chain Monte Carlo (MCMC) technique. Canadian Penning Trap (CPT) with low-energy ion beams from the Californium Rare Isotope Breeder Upgrade(CARIBU) facility at Argonne National Laboratory. Systematics of CPT mass-measurements for Ce, Pr, Nd, Pm, Sm, Eu (Z=58-63).

doi: 10.1103/PhysRevC.105.L052802
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2021MI07      Phys.Rev. C 103, 024323 (2021)

A.J.Mitchell, R.Orford, G.J.Lane, C.J.Lister, P.Copp, J.A.Clark, G.Savard, J.M.Allmond, A.D.Ayangeakaa, S.Bottoni, M.P.Carpenter, P.Chowdhury, D.A.Gorelov, R.V.F.Janssens, F.G.Kondev, U.Patel, D.Seweryniak, M.L.Smith, Y.Y.Zhong, S.Zhu

Ground-state and decay properties of neutron-rich 106Nb

RADIOACTIVITY 106Nb(β-)[from 252Cf(SF), CARIBU radioactive-ion-beam facility at ANL, followed by mass separation and measurement using Multi-Reflection Time-of-Flight (MR-TOF) mass separator and Canadian Penning Trap (CPT)]; measured CPT spectra, Eγ, Iγ, βγγ-coin, half-life of 106Nb decay using five HPGe clover detectors, and a plastic scintillator at the X-Array and SATURN decay-spectroscopy station. 106Mo; deduced levels, J, π, apparent β feedings, range of logft values, configurations. 106Nb; discussed spin, parity and configurations of the ground state. Comparison with earlier experimental results.

ATOMIC MASSES 106Nb; measured cyclotron frequency using the Phase-Imaging Ion-Cyclotron-Resonance (PI-ICR) technique, CPT spectra; deduced mass excess. Comparison with previous measurement, and with AME 2016 evaluation.

doi: 10.1103/PhysRevC.103.024323
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2020OR02      Nucl.Instrum.Methods Phys.Res. B463, 491 (2020)

R.Orford, J.A.Clark, G.Savard, A.Aprahamian, F.Buchinger, M.T.Burkey, D.A.Gorelov, J.W.Klimes, G.E.Morgan, A.Nystrom, W.S.Porter, D.Ray, K.S.Sharma

Improving the measurement sensitivity of the Canadian Penning Trap mass spectrometer through PI-ICR

ATOMIC MASSES 142I, 146La, 163Gd; measured frequencies; deduced mass excesses.

doi: 10.1016/j.nimb.2019.04.016
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2020OR03      Phys.Rev. C 102, 011303 (2020)

R.Orford, F.G.Kondev, G.Savard, J.A.Clark, W.S.Porter, D.Ray, F.Buchinger, M.T.Burkey, D.A.Gorelov, D.J.Hartley, J.W.Klimes, K.S.Sharma, A.A.Valverde, X.L.Yan

Spin-trap isomers in deformed, odd-odd nuclei in the light rare-earth region near N=98

ATOMIC MASSES 156,156m,158,160,160mPm, 158,160,160m,162,162m,164Eu, 162,162m,164,164m,166Tb; measured cyclotron frequency using the Canadian Penning Trap mass spectrometer at the CARIBU-ANL facility; deduced mass excesses, isomer excitation energies, Kπ, Nilsson configurations. Radioactive nuclei were produced in spontaneous fission of 252Cf source, filtered by A/Q, and purified by a multireflection time-of-flight mass separator (MR-TOF). Comparison with multiquasiparticle blocking calculations.

doi: 10.1103/PhysRevC.102.011303
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019CH51      Phys.Rev. C 100, 064314 (2019)

J.Chen, K.Auranen, M.L.Avila, B.B.Back, M.A.Caprio, C.R.Hoffman, D.Gorelov, B.P.Kay, S.A.Kuvin, Q.Liu, J.L.Lou, A.O.Macchiavelli, D.G.McNeel, T.L.Tang, D.Santiago-Gonzalez, R.Talwar, J.Wu, G.Wilson, R.B.Wiringa, Y.L.Ye, C.X.Yuan, H.L.Zang

Experimental study of the low-lying negative-parity states in 11Be using the 12B (d, 3He) 11Be reaction

NUCLEAR REACTIONS 2H(12B, 3He)11Be, (12B, 12B'), E=12 MeV/nucleon, [secondary 12Be beam from 2H(11B, 12B), E=13.5 MeV/nucleon primary reaction]; measured reaction products, E(3He), I(3He), (3He)(11Be)- and (3He)(10Be)-coin, σ(θ) using the HELical Orbit Spectrometer (HELIOS) at the ATLAS In-Flight facility at ANL. Deuterated polyethylene (CD2)n target. 11Be; deduced levels, l-transfers, configurations, spectroscopic factors. Distorted wave Born approximation (DWBA) analysis. Comparison with previous experimental data, and with results from variational Monte Carlo and no-core shell-model calculations. Comparison with 11B(d, 3He)10Be experimental data.

doi: 10.1103/PhysRevC.100.064314
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2438. Data from this article have been entered in the XUNDL database. For more information, click here.


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


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


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23441. Data from this article have been entered in the XUNDL database. For more information, click here.


2018CH36      Phys.Rev. C 98, 014325 (2018)

J.Chen, C.R.Hoffman, T.Ahn, K.Auranen, M.L.Avila, B.B.Back, D.W.Bardayan, D.Blankstein, P.Copp, D.Gorelov, B.P.Kay, S.A.Kuvin, J.P.Lai, D.G.McNeel, P.D.O'Malley, A.M.Rogers, D.Santiago-Gonzalez, J.P.Schiffer, J.Sethi, R.Talwar, J.R.Winkelbauer

Experimental study of the effective nucleon-nucleon interaction using the 21F(d, p)22F reaction

NUCLEAR REACTIONS 2H(21F, p), E=10 MeV/nucleon, [21F secondary beam from 9Be(22Ne, 21F), E=11 MeV/nucleon primary reaction using ATLAS-ANL facility]; measured Ep, Ip, 22Fe recoils, (22F)p-coin, and σ(θ) using HELIcal Orbit Spectrometer (HELIOS). 22F; deduced levels, J, π, spectroscopic factors and strengths, energy centroids and diagonal particle-hole two-body matrix elements (TBMEs) as function of angular momentum, N=14, 16 shell gaps. Distorted wave Born approximation (DWBA) method for theoretical σ(θ) calculations. Comparison with theoretical spectroscopic strengths by shell-model calculation using the USDA and USDB interactions.

doi: 10.1103/PhysRevC.98.014325
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2353. Data from this article have been entered in the XUNDL database. For more information, click here.


2018HA19      Phys.Rev.Lett. 120, 182502 (2018)

D.J.Hartley, F.G.Kondev, R.Orford, J.A.Clark, G.Savard, A.D.Ayangeakaa, S.Bottoni, F.Buchinger, M.T.Burkey, M.P.Carpenter, P.Copp, D.A.Gorelov, K.Hicks, C.R.Hoffman, C.Hu, R.V.F.Janssens, J.W.Klimes, T.Lauritsen, J.Sethi, D.Seweryniak, K.S.Sharma, H.Zhang, S.Zhu, Y.Zhu

Masses and β-Decay Spectroscopy of Neutron-Rich Odd-Odd 160, 162Eu Nuclei: Evidence for a Subshell Gap with Large Deformation at N=98

RADIOACTIVITY 160,162Eu(β-); measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, T1/2.

ATOMIC MASSES 160,162Eu; measured frequency ratios; deduced mass excess (ME) for the ground and isomeric states.

doi: 10.1103/PhysRevLett.120.182502
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23414.


2018OR02      Phys.Rev.Lett. 120, 262702 (2018)

R.Orford, N.Vassh, J.A.Clark, G.C.McLaughlin, M.R.Mumpower, G.Savard, R.Surman, A.Aprahamian, F.Buchinger, M.T.Burkey, D.A.Gorelov, T.Y.Hirsh, J.W.Klimes, G.E.Morgan, A.Nystrom, K.S.Sharma

Precision Mass Measurements of Neutron-Rich Neodymium and Samarium Isotopes and Their Role in Understanding Rare-Earth Peak Formation

ATOMIC MASSES 154,156,158,159,160Nd, 162,163,164Sm; measured cyclotron frequency ratios; deduced mass excess values. Comparison with AME16 evaluation.

doi: 10.1103/PhysRevLett.120.262702
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2429.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23395.


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


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


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
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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
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2016CA22      Eur.Phys.J. A 52, 124 (2016); Erratum Eur.Phys.J. A 52, 302 (2016)

L.Canete, A.Kankainen, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, V.S.Kolhinen, J.Koponen, I.D.Moore, J.Reinikainen, S.Rinta-Antila

High-precision mass measurements of 25Al and 30P at JYFLTRAP

NUCLEAR REACTIONS 25Al, 30P(p, γ), E=40 MeV; measured resonant proton-capture rates to several discrete states, frequency ratios using JYFLTRAP double Penning trap mass spectrometer; deduced mass excess. 25Al deduced EC Q-value. Compared to other data and AME03 and AME12 evaluations.

ATOMIC MASSES 25Al, 30P; measured Ramsey time-of-flight ion-cyclotron resonance spectra, frequency ratios; deduced mass-excess values.

doi: 10.1140/epja/i2016-16124-0
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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
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2016LH01      Eur.Phys.J. A 52, 364 (2016)

G.Lhersonneau, T.Malkiewicz, M.Fadil, D.Gorelov, P.Jones, P.Z.Ngcobo, J.Sorri, W.H.Trzaska

Neutron yield of thick 12C and 13C targets with 20 and 30 MeV deuterons

NUCLEAR REACTIONS Al, Ni, Co, In, Bi(n, γ), E not given[neutrons from thick target 12,13C(d, nx), E=20, 30 MeV]; measured off-line thick target activation Eγ, Iγ using Ge detectors; deduced σ(θ, En), neutron yields. Compared with other measurements.

doi: 10.1140/epja/i2016-16364-x
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2327.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2357.


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2332.


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
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2014KA22      Phys.Rev. C 89, 051302 (2014)

A.Kankainen, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, V.S.Kolhinen, M.Reponen, J.Rissanen, A.Saastamoinen, V.Sonnenschein, J.Aysto

Coulomb displacement energies as a probe for nucleon pairing in the f7/2 shell

ATOMIC MASSES 45V, 49Mn; measured cyclotron frequency ratios, time-of-flight spectrum using JYFLTRAP double Penning trap mass spectrometer; deduced masses and Q(EC) values. 45V and 49Mn ions produced in 46Ti, 50Cr(p, 2n), E=40 MeV at IGISOL-JYFL facility Comparison with available data and AME-2012. Discussed pairing effect in the f7/2 shell nuclei.

RADIOACTIVITY 45V, 49Mn(β+), (EC); deduced Q values from measurement of masses of 45V and 49Mn by JYFLTRAP.

doi: 10.1103/PhysRevC.89.051302
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.


2011KO03      Phys.Lett. B 697, 116 (2011)

V.S.Kolhinen, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, J.Rissanen, J.Suhonen, J.Aysto

On the resonant neutrinoless double-electron-capture decay of 136Ce

ATOMIC MASSES 136Ce, 136Ba, 136Xe; measured tof ion-cyclotron resonances; deduced mass differences, double electron capture Q-value. Comparison with previous measurements.

RADIOACTIVITY 136Ce(2EC); calculated T1/2 for neutrinoless double beta decay. Multi-Commutator Model (MCM).

doi: 10.1016/j.physletb.2011.01.050
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2010KA26      Phys.Rev. C 82, 034311 (2010)

A.Kankainen, V.-V.Elomaa, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, T.Kessler, V.S.Kolhinen, I.D.Moore, S.Rahaman, M.Reponen, J.Rissanen, A.Saastamoinen, C.Weber, J.Aysto

Mass measurements in the vicinity of the doubly magic waiting point 56Ni

ATOMIC MASSES 56,57Fe, 53,53m,56Co, 55,56,57Ni, 57,58Cu, 59,60Zn; measured cyclotron resonance frequencies and ratios by JYFLTRAP Penning trap spectrometer; deduced mass excesses. 56,57Fe, 53,53m,55,56Co, 55,56,57,58Ni, 57,58,59Cu, 53,56,57Fe, 59,60Zn; measured frequency ratio pairs. Comparison with previous mass measurements. 53,54Co, 55,56Ni, 57,58Cu, 59,60Zn; deduced Coulomb displacement energies for the T=1/2 doublets and T=1 triplets. 53Co, 54,55,56Ni, 56,57,58Cu, 58,59,60Zn, 60,61Ga; deduced S(p) values. Comparison of all the deduced values with AME-2003.

RADIOACTIVITY 53Co(EC), 53mCo(EC), (p); deduced Q values and revised level schemes. 53Co; deduced energy of the high-spin isomer. 53Co, 55,56Ni, 57,58Cu, 59,60Zn(EC); deduced Q values from measured masses, electron capture probabilities, Logft values, and Gamow-Teller matrix elements.

NUCLEAR REACTIONS 54Fe(p, X)53Co/53mCo/56Ni/57Cu/58Cu, E=40, 50 MeV; 54Fe(3He, X)55Ni/56Ni/59Zn/60Zn, E=25 MeV; Ca(20Ne, X)56Co/57Ni, E=75, 105 MeV; measured masses of product nuclides. 56Ni(p, γ)57Cu; deduced reaction Q value, proton resonance energies, rescaled proton widths, and reaction rates of astrophysical significance.

doi: 10.1103/PhysRevC.82.034311
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2010KA30      Phys.Rev. C 82, 052501 (2010)

A.Kankainen, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, V.S.Kolhinen, M.Reponen, J.Rissanen, A.Saastamoinen, V.Sonnenschein, J.Aysto

High-precision mass measurement of 31S with the double Penning trap JYFLTRAP improves the mass value for 32Cl

ATOMIC MASSES 31S; measured mass by time-of-flight (TOF) ion-cyclotron resonance method using JYFLTRAP double Penning trap mass spectrometer using 31P as reference; deduced mass excess and Q value for EC decay. 32Cl; analyzed mass excess from S(p); deduced improved Q(ϵ) value and logft. 32Si, 32P, 32S, 32Cl, 32Ar; analyzed isobaric mass multiplet equation (IMME) for A=32, T=2 quintet. Comparison of masses with previous measurements and evaluations.

RADIOACTIVITY 31S(EC)[from 32S(p, pn), E=40 MeV]; measured mass using IGISOL and JYFLTRAP facilities; deduced Q value, logft. 32S, 32Cl, 32Ar(EC); analyzed Q values, logft. Implication for superallowed β decay of 32Ar.

doi: 10.1103/PhysRevC.82.052501
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2010KO28      Phys.Rev. C 82, 022501 (2010)

V.S.Kolhinen, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, I.D.Moore, J.Rissanen, A.Saastamoinen, J.Suhonen, J.Aysto

Double-β decay Q value of 150Nd

ATOMIC MASSES 150Nd, 150Sm; measured cyclotron frequencies using JYFLTRAP Penning-trap mass spectrometer; deduced mass difference and Q value for double-beta decay. Comparison with AME 2003.

RADIOACTIVITY 150Nd(2β-); deduced Q value from mass difference measurement of 150Nd and 150Sm using JYFLTRAP Penning-trap mass spectrometer. Comparison with AME 2003.

doi: 10.1103/PhysRevC.82.022501
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2007PE38      Eur.Phys.J. Special Topics 150, 317 (2007)

H.Penttila, J.Aysto, V.-V.Elomaa, T.Eronen, D.Gorelov, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, T.Kessler, I.Moore, S.Rahaman, S.Rinta-Antila, V.Rubchenya, T.Sonoda

Independent fission yields with JYFLTRAP

NUCLEAR REACTIONS 238U(p, X), E=25, 50 MeV; measured isotopic fission fragment yields. Compared results to existing data and to model calculations.

doi: 10.1140/epjst/e2007-00335-0
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