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NSR database version of April 11, 2024.

Search: Author = J.Bieron

Found 21 matches.

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2024KR02      Phys.Rev. C 109, L021301 (2024)

K.Kromer, Ch.Lyu, J.Bieron, M.Door, L.Enzmann, P.Filianin, G.Gaigalas, Z.Harman, J.Herkenhoff, W.Huang, Ch.H.Keitel, S.Eliseev, K.Blaum

Atomic mass determination of uranium-238

doi: 10.1103/PhysRevC.109.L021301
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2021BA45      Phys.Rev.Lett. 127, 192501 (2021)

A.Barzakh, A.N.Andreyev, C.Raison, J.G.Cubiss, P.Van Duppen, S.Peru, S.Hilaire, S.Goriely, B.Andel, S.Antalic, M.Al Monthery, J.C.Berengut, J.Bieron, M.L.Bissell, A.Borschevsky, K.Chrysalidis, T.E.Cocolios, T.Day Goodacre, J.-P.Dognon, M.Elantkowska, E.Eliav, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, L.P.Gaffney, R.F.Garcia Ruiz, M.Godefroid, C.Granados, R.D.Harding, R.Heinke, M.Huyse, J.Karls, P.Larmonier, J.G.Li, K.M.Lynch, D.E.Maison, B.A.Marsh, P.Molkanov, P.Mosat, A.V.Oleynichenko, V.Panteleev, P.Pyykko, M.L.Reitsma, K.Rezynkina, R.E.Rossel, S.Rothe, J.Ruczkowski, S.Schiffmann, C.Seiffert, M.D.Seliverstov, S.Sels, L.V.Skripnikov, M.Stryjczyk, D.Studer, M.Verlinde, S.Wilman, A.V.Zaitsevskii

Large Shape Staggering in Neutron-Deficient Bi Isotopes

NUCLEAR MOMENTS 187,188,189,191Bi; measured frequencies. 209Bi; deduced hfs, mean-square charge radii, magnetic dipole, and electric quadrupole moments. Comparison with HFB PES calculations, available data.

doi: 10.1103/PhysRevLett.127.192501
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2020YO07      Commun. Phys. 3, 107 (2020)

D.T.Yordanov, L.V.Rodriguez, D.L.Balabanski, J.Bieron, M.L.Bissell, K.Blaum, B.Cheal, J.Ekman, G.Gaigalas, R.F.G.Ruiz, G.Georgiev, W.Gins, M.R.Godefroid, C.Gorges, Z.Harman, H.Heylen, P.Jonsson, A.Kanellakopoulos, S.Kaufmann, C.H.Keitel, V.Lagaki, S.Lechner, B.Maass, S.Malbrunot-Ettenauer, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, N.S.Oreshkina, A.Papoulia, P.Pyykko, P.-G.Reinhard, S.Sailer, R.Sanchez, S.Schiffmann, S.Schmidt, L.Wehner, C.Wraith, L.Xie, Z.Xu, X.Yang

Structural trends in atomic nuclei from laser spectroscopy of tin

NUCLEAR MOMENTS 109,115,117,119,121,123,125,127,129,131Sn; measured frequency scales relative to the fine-structure splittings in the transitions; deduced mean square charge-radii changes, high-precision magnetic moments, quadrupole moments.

doi: 10.1038/s42005-020-0348-9
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2019BA22      Phys.Rev. C 99, 054317 (2019)

A.E.Barzakh, J.G.Cubiss, A.N.Andreyev, M.D.Seliverstov, B.Andel, S.Antalic, P.Ascher, D.Atanasov, D.Beck, J.Bieron, K.Blaum, Ch.Borgmann, M.Breitenfeldt, L.Capponi, T.E.Cocolios, T.Day Goodacre, X.Derkx, H.De Witte, J.Elseviers, D.V.Fedorov, V.N.Fedosseev, S.Fritzsche, L.P.Gaffney, S.George, L.Ghys, F.P.Hessberger, M.Huyse, N.Imai, Z.Kalaninova, D.Kisler, U.Koster, M.Kowalska, S.Kreim, J.F.W.Lane, V.Liberati, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, S.Mitsuoka, P.L.Molkanov, Y.Nagame, D.Neidherr, K.Nishio, S.Ota, D.Pauwels, L.Popescu, D.Radulov, E.Rapisarda, J.P.Revill, M.Rosenbusch, R.E.Rossel, S.Rothe, K.Sandhu, L.Schweikhard, S.Sels, V.L.Truesdale, C.Van Beveren, P.Van den Bergh, P.Van Duppen, Y.Wakabayashi, K.D.A.Wendt, F.Wienholtz, B.W.Whitmore, G.L.Wilson, R.N.Wolf, K.Zuber

Inverse odd-even staggering in nuclear charge radii and possible octupole collectivity in 217, 218, 219At revealed by in-source laser spectroscopy

NUCLEAR MOMENTS 217,218,219At; measured hyperfine structure spectra, isotopic shifts, and hyperfine splitting constants using in-source resonance-ionization technique at CERN-ISOLDE; deduced magnetic dipole and electric quadrupole moments, changes in nuclear mean-square charge radii, octupole collectivity. 217,218,219At isotopes produced in U(p, X), E=1.4 GeV reaction. Systematics of g factors in 209,211,213Bi, 211,217,219At, 213,219,221,223,225Fr, 215,217,227Ac, changes in rms charge radii for 207,208,209,210,211,217,218,219At, shell-effect parameters in Pb, Bi, Po, At, Rn, Fr, Ra, Ac isotopes, and odd-even staggering in 205,207,209,211Pb, 207,209,217Po, 208,210,218At, 210,212,220,222,224,226Fr, 219,221Rn, 221,223,225,227Ra.

doi: 10.1103/PhysRevC.99.054317
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2019XI07      Phys.Lett. B 797, 134805 (2019)

L.Xie, X.F.Yang, C.Wraith, C.Babcock, J.Bieron, J.Billowes, M.L.Bissell, K.Blaum, B.Cheal, L.Filippin, K.T.Flanagan, R.F.Garcia Ruiz, W.Gins, G.Gaigalas, M.Godefroid, C.Gorges, L.K.Grob, H.Heylen, P.Jonsson, S.Kaufmann, M.Kowalska, J.Kramer, S.Malbrunot-Ettenauer, R.Neugart, G.Neyens, W.Nortershauser, T.Otsuka, J.Papuga, R.Sanchez, Y.Tsunoda, D.T.Yordanov

Nuclear charge radii of 62-80Zn and their dependence on cross-shell proton excitations

NUCLEAR MOMENTS 62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80Zn; measured frequencies; deduced isotope shifts, mean square charge radii.

doi: 10.1016/j.physletb.2019.134805
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2018BI07      Phys.Rev. A 97, 062505 (2018)

J.Bieron, L.Filippin, G.Gaigalas, M.Godefroid, P.Jonsson, P.Pyykko

Ab initio calculations of the hyperfine structure of zinc and evaluation of the nuclear quadrupole moment Q(Zn67)

NUCLEAR MOMENTS 67Zn; analyzed available data on electric quadrupole hyperfine structure constants; calculated electric field gradients using relativistic multiconfiguration Dirac-Hartree-Fock and the nonrelativistic multiconfiguration Hartree-Fock methods; deduced nuclear electric quadrupole moment.

doi: 10.1103/PhysRevA.97.062505
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2018CU02      Phys.Rev. C 97, 054327 (2018)

J.G.Cubiss, A.E.Barzakh, M.D.Seliverstov, A.N.Andreyev, B.Andel, S.Antalic, P.Ascher, D.Atanasov, D.Beck, J.Bieron, K.Blaum, Ch.Borgmann, M.Breitenfeldt, L.Capponi, T.E.Cocolios, T.Day Goodacre, X.Derkx, H.De Witte, J.Elseviers, D.V.Fedorov, V.N.Fedosseev, S.Fritzsche, L.P.Gaffney, S.George, L.Ghys, F.P.Hessberger, M.Huyse, N.Imai, Z.Kalaninova, D.Kisler, U.Koster, M.Kowalska, S.Kreim, J.F.W.Lane, V.Liberati, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, S.Mitsuoka, P.L.Molkanov, Y.Nagame, D.Neidherr, K.Nishio, S.Ota, D.Pauwels, L.Popescu, D.Radulov, E.Rapisarda, J.P.Revill, M.Rosenbusch, R.E.Rossel, S.Rothe, K.Sandhu, L.Schweikhard, S.Sels, V.L.Truesdale, C.Van Beveren, P.Van den Bergh, Y.Wakabayashi, P.Van Duppen, K.D.A.Wendt, F.Wienholtz, B.W.Whitmore, G.L.Wilson, R.N.Wolf, K.Zuber

Charge radii and electromagnetic moments of 195-211At

NUCLEAR MOMENTS 195,195m,196,197,197m,198,198m,199,199m,200,200m,201,202,202m,203,204,205,206,207,208,209,210,211At; measured hfs spectra, hyperfine coupling constants, isotope shifts, and rms charge radii using the in-source resonance-ionization spectroscopy method, and Multi-Reflection Time-of-Flight Mass Spectrometer (MR-TOF MS) at CERN-ISOLDE; deduced magnetic dipole moments and spectroscopic quadrupole moments, configurations, and quadrupole deformation parameters. 206At; deduced J. Detailed systematics of magnetic dipole moments, spectroscopic quadrupole moments, deformations, and rms charge radii in Hg, Tl, Pb, Bi, Po, At, Fr, Ra and Ac nuclei. Comparison with theoretical calculations using multiconfiguration Dirac-Hartree-Fock (MCDHF) method.

NUCLEAR REACTIONS U(p, X)195At/195mAt/196At/197At/197mAt/198At/198mAt/199At/199mAt/200At/200m1At/200m2At/201At/202At/202mAt/203At/204At/205At/206At/207At/208At/209At/210At/211At, E=1.4 GeV; produced radioactive astatine isotopes by spallation reaction with beam from CERN PS Booster impinging on a thick UCx target, followed by injection into a hot cavity of the Resonance Ionization Laser Ion Source (RILIS), and ionization by a three-step photoionization scheme.

doi: 10.1103/PhysRevC.97.054327
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2017WR01      Phys.Lett. B 771, 385 (2017)

C.Wraith, X.F.Yang, L.Xie, C.Babcock, J.Bieron, J.Billowes, M.L.Bissell, K.Blaum, B.Cheal, L.Filippin, R.F.Garcia Ruiz, W.Gins, L.K.Grob, G.Gaigalas, M.Godefroid, C.Gorges, H.Heylen, M.Honma, P.Jonsson, S.Kaufmann, M.Kowalska, J.Kramer, S.Malbrunot-Ettenauer, R.Neugart, G.Neyens, W.Nortershauser, F.Nowacki, T.Otsuka, J.Papuga, R.Sanchez, Y.Tsunoda, D.T.Yordanov

Evolution of nuclear structure in neutron-rich odd-Zn isotopes and isomers

NUCLEAR MOMENTS 63,65,67,69,71,73,75,77,79Zn; measured optical spectra; deduced hyperfine spectra (hfs) including isomeric structures, J of ground and isomeric states, hfs constants, nuclear magnetic dipole and quadrupole moments, g-factors and wave functions. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2017.05.085
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2015FR08      Eur.Phys.J. D 69, 164 (2015)

N.Frommgen, D.L.Balabanski, M.L.Bissell, J.Bieron, K.Blaum, B.Cheal, K.Flanagan, S.Fritzsche, C.Geppert, M.Hammen, M.Kowalska, K.Kreim, A.Krieger, R.Neugart, G.Neyens, M.M.Rajabali, W.Nortershauser, J.Papuga, D.T.Yordanov

Collinear laser spectroscopy of atomic cadmium

NUCLEAR MOMENTS 107,109,111,113,115,117,119,121,123Cd; measured frequencies; deduced hyperfine structure factors, nuclear magnetic moments and electric quadrupole moments. Comparison with multi-configuration Dirac-Hartree-Fock calculations. Colinear laser spectroscopy at Isolde.

doi: 10.1140/epjd/e2015-60219-0
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2013YO02      Phys.Rev.Lett. 110, 192501 (2013)

D.T.Yordanov, D.L.Balabanski, J.Bieron, M.L.Bissell, K.Blaum, I.Budincevic, S.Fritzsche, N.Frommgen, G.Georgiev, Ch.Geppert, M.Hammen, M.Kowalska, K.Kreim, A.Krieger, R.Neugart, W.Nortershauser, J.Papuga, S.Schmidt

Spins, Electromagnetic Moments, and Isomers of 107-129Cd

NUCLEAR MOMENTS 107,109,111,113,115,117,119,121,123,125,127,129Cd; measured the atomic hyperfine structure by the ion-beam fluorescence as a function of the laser frequency scanned via the Doppler effect; deduced J, hyperfine parameters, electromagnetic dipole and quadrupole moments. Comparison with available data.

doi: 10.1103/PhysRevLett.110.192501
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2008BI09      J.Phys.(London) B41, 115002 (2008)

J.Bieron, C.F.Fischer, P.Jonsson, P.Pyykko

Comment on the magnetic dipole hyperfine interaction in the gold atom ground state

NUCLEAR MOMENTS 197Au; calculated hfs, a using a multiconfiguration Dirac?Hartree?Fock model.

doi: 10.1088/0953-4075/41/11/115002
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2007BI20      Eur.Phys.J. Special Topics 144, 75 (2007)

J.Bieron, P.Indelicato, P.Jonsson

Multiconfiguration Dirac-Hartree-Fock calculations of transition rates and lifetimes of the eight lowest excited levels of radium

ATOMIC PHYSICS Ra; calculated transition rates between lowest levels and radiative lifetimes using Dirac-Hartree-Fock method. Calculated transition rate for the metastable state decay through 2-photon E1M1 and hyperfine induced channels.

doi: 10.1140/epjst/e2007-00110-3
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2005BI03      Phys.Rev. A 71, 012502 (2005)

J.Bieron, P.Pyykko, P.Jonsson

Nuclear quadrupole moment of 201Hg

NUCLEAR MOMENTS 201Hg; analyzed hfs, related data; deduced electric quadrupole moment. Multiconfiguration Dirac-Hartree-Fock model.

doi: 10.1103/PhysRevA.71.012502
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2004BI11      J.Phys.(London) B37, L305 (2004)

J.Bieron, C.F.Fischer, S.Fritzsche, K.Pachucki

Lifetime and hyperfine structure of the 3D2 state of radium

NUCLEAR MOMENTS Ra; calculated hfs.

doi: 10.1088/0953-4075/37/17/L01
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2001BI17      Phys.Rev. A64, 052507 (2001)

J.Bieron, P.Pyykko, D.Sundholm, V.Kello, A.J.Sadlej

Nuclear Quadrupole Moments of Bromine and Iodine from Combined Atomic and Molecular Data

NUCLEAR MOMENTS 79,81Br, 127I; analyzed hfs, electric field gradients; deduced nuclear quadrupole moments.

doi: 10.1103/PhysRevA.64.052507
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2001BI23      Phys.Rev.Lett. 87, 133003 (2001)

J.Bieron, P.Pyykko

Nuclear Quadrupole Moments of Bismuth

NUCLEAR STRUCTURE 202,203,204,205,206,207,208,209,210,212,213Bi; calculated nuclear quadrupole moments.

doi: 10.1103/PhysRevLett.87.133003
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2000PA02      J.Phys.(London) B33, 303 (2000)

K.Paduch, J.Bieron

Hyperfine-Structure Calculations in Xe II

NUCLEAR MOMENTS 131Xe; calculated electric quadrupole hyperfine interaction constants.

doi: 10.1088/0953-4075/33/3/302
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1999BI11      Phys.Rev. A59, 4295 (1999)

J.Bieron, C.F.Fischer, I.P.Grant

Large-Scale Multiconfigurational Dirac-Fock Calculations of the Hyperfine-Structure Constants and Determination of the Nuclear Quadrupole Moment of 49Ti

NUCLEAR MOMENTS 49Ti; calculated hyperfine interaction constants, quadrupole moments. Multiconfiguration Dirac-Fock model.

doi: 10.1103/PhysRevA.59.4295
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1998BI20      Phys.Rev. A 58, 4401 (1998)

J.Bieron, I.P.Grant, C.F.Fischer

Multiconfiguration Dirac-Fock calculations of the hyperfine structure constants and determination of the nuclear quadrupole moment of yttrium 90

NUCLEAR STRUCTURE 90Y; calculated electric quadrupole hyperfine constants; deduced quadrupole moment as a function of different configurations. Multiconfiguration Dirac-Fock model.

doi: 10.1103/PhysRevA.58.4401
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1997BI13      Phys.Rev. A56, 316 (1997)

J.Bieron, I.P.Grant, C.F.Fischer

Nuclear Quadrupole Moment of Scandium

NUCLEAR MOMENTS 45Sc; calculated hyperfine constants, electric quadrupole moment. Mulitconfiguration Dirac-Fock model.

doi: 10.1103/PhysRevA.56.316
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1996BI24      Phys.Rev. A53, 2181 (1996)

J.Bieron, P.Jonsson, C.F.Fischer

Large-Scale Multiconfiguration Dirac-Fock Calculations of the Hyperfine-Structure Constants of the 2s 2S1/2, 2p 2P1/2, and 2p 2P3/2 States of Lithium

NUCLEAR MOMENTS 7Li; calculated hyperfine constants for ground, low excited states of Li atom.

ATOMIC PHYSICS 7Li; calculated hyperfine constants for ground, low excited states of Li atom.

doi: 10.1103/PhysRevA.53.2181
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