NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = M.Godefroid Found 22 matches. 2023PL01 Phys.Rev.Lett. 131, 222502 (2023) P.Plattner, E.Wood, L.Al Ayoubi, O.Beliuskina, M.L.Bissell, K.Blaum, P.Campbell, B.Cheal, R.P.de Groote, C.S.Devlin, T.Eronen, L.Filippin, R.F.Garcia Ruiz, Z.Ge, S.Geldhof, W.Gins, M.Godefroid, H.Heylen, M.Hukkanen, P.Imgram, A.Jaries, A.Jokinen, A.Kanellakopoulos, A.Kankainen, S.Kaufmann, K.Konig, A.Koszorus, S.Kujanpaa, S.Lechner, S.Malbrunot-Ettenauer, P.Muller, R.Mathieson, I.Moore, W.Nortershauser, D.Nesterenko, R.Neugart, G.Neyens, A.Ortiz-Cortes, H.Penttila, I.Pohjalainen, A.Raggio, M.Reponen, S.Rinta-Antila, L.V.Rodriguez, J.Romero, R.Sanchez, F.Sommer, M.Stryjczyk, V.Virtanen, L.Xie, Z.Y.Xu, X.F.Yang, D.T.Yordanov Nuclear Charge Radius of 26mAl and Its Implication for Vud in the Quark Mixing Matrix NUCLEAR MOMENTS 26,26m,27Al [from 27Al(p, d), E=25 MeV]; measured frequencies; deduced resonance spectrum, isotope shifts, mean square charge radii, log ft values. Collinear laser spectroscopy. The COLLAPS beamline at ISOLDE-CERN and the IGISOL CLS beamline.
doi: 10.1103/PhysRevLett.131.222502
2022LI36 Astrophys.J.Suppl.Ser. 260, 50 (2022) J.Q.Li, C.Y.Zhang, G.Del Zanna, P.Jonsson, M.Godefroid, G.Gaigalas, P.Rynkun, L.Radziute, K.Wang, R.Si, C.Y.Chen Large-scale Multiconfiguration Dirac-Hartree-Fock Calculations for Astrophysics: C-like Ions from O III to Mg VII ATOMIC PHYSICS O, F, Ne, Na, Mg; calculated excitation energies, wavelengths, radiative transition parameters, and lifetimes using large-scale multiconfiguration Dirac-Hartree-Fock.
doi: 10.3847/1538-4365/ac63ae
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
2021HE04 Phys.Rev. C 103, 014318 (2021) H.Heylen, C.S.Devlin, W.Gins, M.L.Bissell, K.Blaum, B.Cheal, L.Filippin, R.F.Garcia Ruiz, M.Godefroid, C.Gorges, J.D.Holt, A.Kanellakopoulos, S.Kaufmann, A.Koszorus, K.Konig, S.Malbrunot-Ettenauer, T.Miyagi, R.Neugart, G.Neyens, W.Nortershauser, R.Sanchez, F.Sommer, L.V.RodrIguez, L.Xie, Z.Y.Xu, X.F.Yang, D.T.Yordanov High-resolution laser spectroscopy of 27-32Al NUCLEAR MOMENTS 27,28,29,30,31,32Al; measured hyperfine structure spectra of the 3s23p2P3/20 to 3s24s2S1/2 atomic transition using collinear laser spectroscopy at the COLLAPS-ISOLDE-CERN facility; deduced hyperfine parameters, magnetic dipole moments and spectroscopic quadrupole moments with reference to those for 27Al, isotope shifts and mean-square charge radii relative to 27Al. Comparison with theoretical calculations using ab initio valence space in-medium similarity renormalization group method (VS-IMSRG) with multiple sets of two- and three-nucleon forces from chiral effective field theory, and with previous available experimental results. Neutral atoms of 27,28,29,30,31,32Al produced in U(p, X), E=1.4-GeV, using uranium carbide target, followed by extraction from the target, ionized by a resonance ionization laser ion source (RILIS), accelerated to 30 keV, and finally mass separated.
doi: 10.1103/PhysRevC.103.014318
2021SO01 At.Data Nucl.Data Tables 138, 101377 (2021) C.X.Song, C.Y.Zhang, K.Wang, R.Si, M.Godefroid, P.Jonsson, W.Dang, X.H.Zhao, J.Yan, C.Y.Chen Extended calculations with spectroscopic accuracy: Energy levels and radiative rates for O-like ions between Ar XI and Cr XVII ATOMIC PHYSICS Z=18-24; calculated energies and radiative transition data using the multiconfiguration Dirac-Hartree-Fock and the relativistic configuration interaction methods. Comparison with available data.
doi: 10.1016/j.adt.2020.101377
2020MU16 Phys.Rev. C 102, 054307 (2020) M.Mukai, Y.Hirayama, Y.X.Watanabe, S.Schiffmann, J.Ekman, M.Godefroid, P.Schury, Y.Kakiguchi, M.Oyaizu, M.Wada, S.C.Jeong, J.Y.Moon, J.H.Park, H.Ishiyama, S.Kimura, H.Ueno, M.Ahmed, A.Ozawa, H.Watanabe, S.Kanaya, H.Miyatake In-gas-cell laser resonance ionization spectroscopy of 196, 197, 198Ir NUCLEAR MOMENTS 196,197,198Ir; measured hyperfine structure (HFS) spectra using in-gas-cell laser resonance ionization spectroscopy at the KEK Isotope Separation System at RIBF-RIKEN facility; deduced spins for the ground states, magnetic dipole moments, mean-square charge radii, isotope shifts, β2 deformation parameters. Comparison with theoretical calculations based on the strong coupling model. Comparison with previous experimental results. Systematics of quadrupole moments, magnetic dipole moments, mean-square charge radii and β2 deformation parameters for 189,191,193,196,197,198Ir. NUCLEAR REACTIONS 198Pt(136Xe, X)196Ir/197Ir/198Ir, E=10.75 MeV/nucleon; measured extraction yields, Eβ, half-lives of the decays of 196Ir, 197Ir and 198Ir. The Ir isotopes produced in multi-nucleon transfer reaction. Comparison with previous experimental half-lives.
doi: 10.1103/PhysRevC.102.054307
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
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
2018AO01 Phys.Rev. A 97, 032506 (2018) N.Aourir, M.Nemouchi, M.Godefroid, P.Jonsson Theoretical hyperfine structures of 19F I and 17O I ATOMIC PHYSICS 19F, 17O; calculated hyperfine constants using multiconfiguration Hartree-Fock (MCHF) and multiconfiguration Dirac-Hartree-Fock (MCDHF). Comparison with experimental data.
doi: 10.1103/PhysRevA.97.032506
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
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
2016BI08 Phys.Rev. C 93, 064318 (2016) M.L.Bissell, T.Carette, K.T.Flanagan, P.Vingerhoets, J.Billowes, K.Blaum, B.Cheal, S.Fritzsche, M.Godefroid, M.Kowalska, J.Kramer, R.Neugart, G.Neyens, W.Nortershauser, D.T.Yordanov Cu charge radii reveal a weak sub-shell effect at N=40 ATOMIC PHYSICS 58,59,60,61,62,63,64,65,66,67,68,68m,69,70,70m,71,72,73,74,75Cu; measured isotope shifts, and mean-square charge radii using collinear laser spectroscopy at the CERN-ISOLDE radioactive ion beam facility. The Cu isotopes were produced in Zr(p, X), E=1.4 GeV reaction using RILIS laser ion source and linear Paul trap ISCOOL for separation. Comparison with muonic atomic data, and state-of-the-art atomic physics calculations using multiconfiguration Dirac-Hartree-Fock (MCDHF) method.
doi: 10.1103/PhysRevC.93.064318
2016FI12 J.Phys.(London) B49, 182004 (2016) C.F.Fischer, M.Godefroid, T.Brage, P.Jonsson, G.Gaigalas Advanced multiconfiguration methods for complex atoms: I. Energies and wave functions ATOMIC PHYSICS Li, Be, Na, Fe, U; calculated ground state energies, parameters; deduced set of configuration state functions (CSFs), active set (AS)of orbitals, according tosuitable angular momentum coupling rule.
doi: 10.1088/0953-4075/49/18/182004
2014NA20 At.Data Nucl.Data Tables 100, 1197 (2014) C.Naze, S.Verdebout, P.Rynkun, G.Gaigalas, M.Godefroid, P.Jonsson Isotope shifts in beryllium-, boron-, carbon-, and nitrogen-like ions from relativistic configuration interaction calculations ATOMIC PHYSICS Be, B, C, N; calculated energy levels, mass shift parameters, nucleus densities. Comparison with available data.
doi: 10.1016/j.adt.2014.02.004
2014VE01 At.Data Nucl.Data Tables 100, 1111 (2014) S.Verdebout, C.Naze, P.Jonsson, P.Rynkun, M.Godefroid, G.Gaigalas Hyperfine structures and Lande gJ-factors for n = 2 states in beryllium-, boron-, carbon-, and nitrogen-like ions from relativistic configuration interaction calculations ATOMIC PHYSICS Be, B, C, N; calculated energy levels, hyperfine constants, Lande g-factors. Comparison with available data.
doi: 10.1016/j.adt.2014.05.001
2003NE08 J.Phys.(London) B36, 2189 (2003) M.Nemouchi, P.Jonsson, J.Pinard, M.Godefroid Theoretical evaluation of the 7, 9Be-2s2p2 4P1/2, 3/2, 5/2 hyperfine structure parameters and Be 2s2p 3P0 electron affinity NUCLEAR MOMENTS 7,9Be; calculated hfs, parameters. Multiconfiguration Hartree-Fock and configuration interaction methods.
doi: 10.1088/0953-4075/36/11/305
2001BL16 Phys.Rev. A64, 052504 (2001) C.Blondel, C.Delsart, C.Valli, S.Yiou, M.R.Godefroid, S.Van Eck Electron Affinities of 16O, 17O, 18O, the Fine Structure of 16O-, and the Hyperfine Structure of 17O- NUCLEAR MOMENTS 17O; calculated hfs, isotope shift.
doi: 10.1103/PhysRevA.64.052504
1999GO18 Phys.Rev. A60, R2637 (1999) Isotope Shift in the Oxygen Electron Affinity ATOMIC PHYSICS 16,18O; calculated electron affinity, isotope shifts.
doi: 10.1103/PhysRevA.60.R2637
1996AB08 Phys.Scr. 53, 28 (1996) A.Aboussaid, M.Carleer, D.Hurtmans, E.Biemont, M.R.Godefroid Hyperfine Structure of Sc I by Infrared Fourier Transform Spectroscopy NUCLEAR MOMENTS 45Sc; measured hfs; deduced hyperfine parameters. Infrared Fourier transform spectroscopy.
1995CA45 J.Phys.(London) B28, 3729 (1995) J.Carlsson, P.Jonsson, M.R.Godefroid, C.F.Fischer Accurate Multiconfiguration Hartree-Fock Calculations of Isotope Shifts in C I and C IV NUCLEAR MOMENTS 12,14C; calculated isotopes shifts. Multi-configuration Hartree-Fock calculations.
doi: 10.1088/0953-4075/28/17/012
1995PA49 J.Phys.(London) B28, 3741 (1995) P.Palmeri, E.Biemont, A.Aboussaid, M.Godefroid Hyperfine Structure of Infrared Vanadium Lines NUCLEAR MOMENTS 51V; measured hfs; deduced magnetic dipole constants. Fourier transform spectroscopy, infrared region.
doi: 10.1088/0953-4075/28/17/013
1991AS06 J.Phys.(London) B24, 4077 (1991) A.Aspect, J.Bauche, M.Godefroid, P.Grangier, J.E.Hansen, N.Vaeck Experimental and MCHF Isotope Shifts of Strongly Perturbed Levels in Ca I and Sr I NUCLEAR MOMENTS 40,42,43,44,48Ca, 86,88Sr; measured isotope shifts. Model comparison.
doi: 10.1088/0953-4075/24/18/019
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