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NSR database version of May 20, 2024.

Search: Author = E.M.Lykiardopoulou

Found 9 matches.

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2023JA05      Nucl.Phys. A1033, 122636 (2023)

A.Jacobs, C.Andreoiu, J.Bergmann, T.Brunner, T.Dickel, I.Dillmann, E.Dunling, J.Flowerdew, L.Graham, G.Gwinner, Z.Hockenbery, W.J.Huang, B.Kootte, Y.Lan, K.G.Leach, E.Leistenschneider, D.Lunney, E.M.Lykiardopoulou, V.Monier, I.Mukul, S.F.Paul, W.R.Plass, M.P.Reiter, C.Scheidenberger, R.Thompson, J.L.Tracy, C.Will, M.E.Wieser, J.Dilling, A.A.Kwiatkowski

Improved high-precision mass measurements of mid-shell neon isotopes

ATOMIC MASSES 24,25,26Ne; measured radioactive ion beam (RIB) TOF spectra; deduced mass excess. Comparison with AME2020. TRIUMF's Ion Trap for Atomic and Nuclear science (TITAN), the Multi-Reflection Time-of-Flight Mass-Spectrometer (MR-TOF-MS).

doi: 10.1016/j.nuclphysa.2023.122636
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2023LY01      Phys.Rev. C 107, 024311 (2023)

E.M.Lykiardopoulou, G.Audi, T.Dickel, W.J.Huang, D.Lunney, W.R.Plass, M.P.Reiter, J.Dilling, A.A.Kwiatkowski, for the TITAN Collaboration

Exploring the limits of existence of proton-rich nuclei in the Z=70-82 region

ATOMIC MASSES 148Tb, 150,151,152,153,155Yb, 151Er, 151,153,154,156Lu, 152Ho, 152,156,157Tm, 156,157,159Hf, 157,158,160Ta, 160,161,163W, 161,162,164Re, 164,165,167Os, 165,166,168Ir, 168,169,171Pt, 170,172Au, 172,173,175Hg, 175Tl, 179Pb; analyzed experimental data on mass excess of 151,152,153,155Yb isotopes obtained in 2021BE23 (Phys.Rev.Lett. 127, 112501); deduced mass excess, S(p), S(2p), Thomas-Ehrmann shift. Values obtained by combining α-, β-, and proton-decay energies together with new experimental data on mass of Yb isotopes. Systematics of one and two proton separation energies for Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb isotopic chains. Comparison to AME2020.

doi: 10.1103/PhysRevC.107.024311
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2022PO02      Phys.Rev. C 105, L041301 (2022)

W.S.Porter, B.Ashrafkhani, J.Bergmann, C.Brown, T.Brunner, J.D.Cardona, D.Curien, I.Dedes, T.Dickel, J.Dudek, E.Dunling, G.Gwinner, Z.Hockenbery, J.D.Holt, C.Hornung, C.Izzo, A.Jacobs, A.Javaji, B.Kootte, G.Kripko-Koncz, E.M.Lykiardopoulou, T.Miyagi, I.Mukul, T.Murbock, W.R.Plass, M.P.Reiter, J.Ringuette, C.Scheidenberger, R.Silwal, C.Walls, H.L.Wang, Y.Wang, J.Yang, J.Dilling, A.A.Kwiatkowski

Mapping the N=40 island of inversion: Precision mass measurements of neutron-rich Fe isotopes

ATOMIC MASSES 63,64,65,65m,66,67,68,69,69m,70Fe; measured time-of-flight; deduced mass excess, S(2n), pairing gap. Systematics of S(2n) values for Z=24–28 isotope chains. Compared to mean-field calculations employing recent Woods-Saxon Hamiltonian and results from the multishell valence-space in-medium similarity renormalization group (VS-IMSRG). Comparison to recommended values from AME2020. TITAN (TRIUMF’s Ion Trap for Atomic and Nuclear science) Multiple-Reflection Time-of- Flight Mass Spectrometer.

doi: 10.1103/PhysRevC.105.L041301
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022SE09      Phys. Rev. Res. 4, 033229 (2022)

S.Sels, F.M.Maier, M.Au, P.Fischer, C.Kanitz, V.Lagaki, S.Lechner, E.Leistenschneider, D.Leimbach, E.M.Lykiardopoulou, A.A.Kwiatkowski, T.Manovitz, Y.N.Vila Gracia, G.Neyens, P.Plattner, S.Rothe, L.Schweikhard, M.Vilen, R.N.Wolf, S.Malbrunot-Ettenauer

Doppler and sympathetic cooling for the investigation of short-lived radioactive ions

doi: 10.1103/PhysRevResearch.4.033229
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2022SI20      Phys.Lett. B 833, 137288 (2022)

R.Silwal, C.Andreoiu, B.Ashrafkhani, J.Bergmann, T.Brunner, J.Cardona, K.Dietrich, E.Dunling, G.Gwinner, Z.Hockenbery, J.D.Holt, C.Izzo, A.Jacobs, A.Javaji, B.Kootte, Y.Lan, D.Lunney, E.M.Lykiardopoulou, T.Miyagi, M.Mougeot, I.Mukul, T.Murbock, W.S.Porter, M.Reiter, J.Ringuette, J.Dilling, A.A.Kwiatkowski

Summit of the N=40 island of inversion: Precision mass measurements and ab initio calculations of neutron-rich chromium isotopes

ATOMIC MASSES 59Cr, 61,62,63,64,65Cr; measured frequencies, TOF; deduced mass excess values, pairing gap, two-neutron separation energies, intruder configurations. Comparison with theoretical calculations, AME2020 evaluation. MR-TOF-MS, part of the TRIUMF's Ion Trap for Atomic and Nuclear Science (TITAN) facility.

doi: 10.1016/j.physletb.2022.137288
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2021BE23      Phys.Rev.Lett. 127, 112501 (2021)

S.Beck, B.Kootte, I.Dedes, T.Dickel, A.A.Kwiatkowski, E.M.Lykiardopoulou, W.R.Plass, M.P.Reiter, C.Andreoiu, J.Bergmann, T.Brunner, D.Curien, J.Dilling, J.Dudek, E.Dunling, J.Flowerdew, A.Gaamouci, L.Graham, G.Gwinner, A.Jacobs, R.Klawitter, Y.Lan, E.Leistenschneider, N.Minkov, V.Monier, I.Mukul, S.F.Paul, C.Scheidenberger, R.I.Thompson, J.L.Tracy, Jr., M.Vansteenkiste, H.-L.Wang, M.E.Wieser, C.Will, J.Yang

Mass Measurements of Neutron-Deficient Yb Isotopes and Nuclear Structure at the Extreme Proton-Rich Side of the N=82 Shell

ATOMIC MASSES 150,151,152,153,154,155,156Yb; measured frequencies, TOF; deduced mass excess values. Comparison with systematics, AME2020 evaluation. TITAN's multiple-reflection time-of-flight mass spectrometer (MR-TOF-MS).

RADIOACTIVITY 151Yb(IT); measured decay products; deduced excitation energy.

doi: 10.1103/PhysRevLett.127.112501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021IZ01      Phys.Rev. C 103, 025811 (2021)

C.Izzo, J.Bergmann, K.A.Dietrich, E.Dunling, D.Fusco, A.Jacobs, B.Kootte, G.Kripko-Koncz, Y.Lan, E.Leistenschneider, E.M.Lykiardopoulou, I.Mukul, S.F.Paul, M.P.Reiter, J.L.Tracy, C.Andreoiu, T.Brunner, T.Dickel, J.Dilling, I.Dillmann, G.Gwinner, D.Lascar, K.G.Leach, W.R.Plass, C.Scheidenberger, M.E.Wieser, A.A.Kwiatkowski

Mass measurements of neutron-rich indium isotopes for r-process studies

ATOMIC MASSES 125,126,127,127m,128,128m,129,129m,130,130m,131,131m,132,133,133m,134In; measured time-of-flight spectra using TITAN multiple-reflection time-of-flight mass spectrometer (MR-TOF-MS) at ISAC-TRIUMF facility; deduced mass excesses. 127m,128m,129m,130m,131m,133mIn; deduced excitation energies of two isomeric states each in 127In, 128In, 129In, and 131In, and one isomeric state each in 130In and 132In. Comparison with recent measurements, evaluated data in AME-2016 and ENSDF database, and with predictions from theoretical mass models: FRDM2012, HFB-24, WS4, KTUY05, and DZ95. Radioactive indium beams produced in UCx(p, X), E=480 MeV reaction, followed by selective ionization using an ion-guide laser ion source (IG-LIS), and mass separated by ISAC mass separator, and finally sent to MR-TOF-MS system consisting of a helium-filled rf transport system and injection trap, an electrostatic time-of-flight mass analyzer, and a MagneTOF detector. 128,128mIn, 128,128mSn, 128Sb, 128Cs, 128I, 128Te, 128Xe; measured mass spectrum for A=128 nuclei. Systematics of energies of 1/2- isomers in 101,103,105,107,109,111,113,115,117,119,121,123,125,127,129,131,133In. Relevance to future r-process calculations, including the effect of isomers.

doi: 10.1103/PhysRevC.103.025811
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021MU05      Phys.Rev. C 103, 044320 (2021)

I.Mukul, C.Andreoiu, J.Bergmann, M.Brodeur, T.Brunner, K.A.Dietrich, T.Dickel, I.Dillmann, E.Dunling, D.Fusco, G.Gwinner, C.Izzo, A.Jacobs, B.Kootte, Y.Lan, E.Leistenschneider, E.M.Lykiardopoulou, S.F.Paul, M.P.Reiter, J.L.Tracy, J.Dilling, A.A.Kwiatkowski

Examining the nuclear mass surface of Rb and Sr isotopes in the A ≈ 104 region via precision mass measurements

ATOMIC MASSES 99,100,101,102,103Rb, 99,100,101,102,103,104,105Sr; measured time-of-flight spectra using Multiple-Reflection Time-of-Flight Mass Separator (MR-TOF-MS) at the TITAN-TRIUMF facility; deduced mass excesses, S(2n), S(n), neutron pairing gaps, fractional r-process abundance for Rb and Sr isotopes relative to most abundant isotopes using waiting point approximation. Comparison with previous experimental values, and with AME2016 evaluation. Discussed astrophysical implications for the r-process. Beams of rubidium and strontium isotopes produced in U(p, X), E=480 MeV reaction at the ISAC-TRIUMF facility, followed by ionization using TRIUMF's Resonant Laser Ionization Ion Source (TRILIS) and mass separated using a dipole magnet.

doi: 10.1103/PhysRevC.103.044320
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2021PA44      Phys.Rev. C 104, 065803 (2021)

S.F.Paul, J.Bergmann, J.D.Cardona, K.A.Dietrich, E.Dunling, Z.Hockenbery, C.Hornung, C.Izzo, A.Jacobs, A.Javaji, B.Kootte, Y.Lan, E.Leistenschneider, E.M.Lykiardopoulou, I.Mukul, T.Murbock, W.S.Porter, R.Silwal, M.B.Smith, J.Ringuette, T.Brunner, T.Dickel, I.Dillmann, G.Gwinner, M.MacCormick, M.P.Reiter, H.Schatz, N.A.Smirnova, J.Dilling, A.A.Kwiatkowski

Mass measurements of 60-63Ga reduce x-ray burst model uncertainties and extend the evaluated T=1 isobaric multiplet mass equation

ATOMIC MASSES 60,61,62,63Ga; measured mass spectra using the TITAN multiple-reflection time-of-flight (MR-TOF) mass spectrometer at TRIUMF-ISAC facility; deduced mass excesses and S(p), and compared with previous experimental results and AME2020 evaluation, and theoretical calculations for S(p). Discussed isobaric multiplet mass equation (IMME) for A=60, and systematic trend for A=42-62 even-A nuclei. Relevance of 60,61Ga mass measurements for the rp process in x-ray bursts, and for 60Zn waiting point nucleus. 60,61,62,63Ga isotopes produced in Zr(p, X), E=480 MeV, and selectively ionized by TRIUMF's Resonant Laser Ion Source (TRILIS).

doi: 10.1103/PhysRevC.104.065803
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