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NSR database version of May 24, 2024.

Search: Author = S.Teughels

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2006SC22      Phys.Rev. C 74, 034309 (2006)

R.Schwengner, D.L.Balabanski, G.Neyens, N.Benouaret, D.Borremans, N.Coulier, M.De Rydt, G.Georgiev, S.Mallion, G.Rainovski, G.Rusev, S.Teughels, K.Vyvey

Quadrupole moment of the 8+ yrast state in 84Kr

NUCLEAR REACTIONS 82Se(α, 2n), E=24 MeV; measured delayed Eγ, Iγ(θ, H, t) following implantation in Cd. 84Kr deduced isomeric state quadrupole moment. Quadrupole systematics in neighboring nuclides compared.

doi: 10.1103/PhysRevC.74.034309
Citations: PlumX Metrics

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2004GE11      Eur.Phys.J. A 20, 93 (2004)

G.Georgiev, G.Neyens, M.Hass, D.L.Balabanski, C.Bingham, C.Borcea, N.Coulier, R.Coussement, J.M.Daugas, G.de France, M.Gorska, H.Grawe, R.Grzywacz, M.Lewitowicz, H.Mach, I.Matea, F.de Oliveira Santos, R.D.Page, M.Pfutzner, Yu.E.Penionzhkevich, Z.Podolyak, P.H.Regan, K.Rykaczewski, M.Sawicka, N.A.Smirnova, Yu.Sobolev, M.Stanoiu, S.Teughels, K.Vyvey

g-factors of isomeric states in the neutron-rich nuclei

RADIOACTIVITY 67Ni, 69Cu(IT) [from Be(76Ge, X)]; measured Eγ, Iγ(θ, H, t). 67Ni, 69Cu deduced isomeric states g factors. Time-dependent perturbed angular distribution method.

doi: 10.1140/epja/i2002-10328-9
Citations: PlumX Metrics


2003OG03      Phys.Rev. C 67, 064308 (2003)

H.Ogawa, K.Asahi, K.Sakai, T.Suzuki, H.Izumi, H.Miyoshi, M.Nagakura, K.Yogo, A.Goto, T.Suga, T.Honda, H.Ueno, Y.X.Watanabe, K.Yoneda, A.Yoshimi, N.Fukuda, Y.Kobayashi, A.Yoshida, T.Kubo, M.Ishihara, N.Imai, N.Aoi, W.-D.Schmidt-Ott, G.Neyens, S.Teughels

Electric quadrupole moment of 17B and anomalous E2 effective charges for neutron-rich nuclei

RADIOACTIVITY 17B(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectra from polarized source. 17B deduced quadrupole moment. Comparison with shell-model predictions.

doi: 10.1103/PhysRevC.67.064308
Citations: PlumX Metrics


2002AS06      Nucl.Phys. A704, 88c (2002)

K.Asahi, K.Sakai, H.Ogawa, H.Miyoshi, K.Yogo, A.Goto, T.Suga, H.Ueno, Y.Kobayashi, A.Yoshimi, A.Yoshida, T.Kubo, Y.X.Watanabe, H.Imai, K.Yoneda, N.Fukuda, N.Aoi, M.Ishihara, W.-D.Schmidt-Ott, G.Neyens, S.Teughels

Electromagnetic Moments of Neutron-Rich Nuclei Measured with Polarized Radioactive Ion Beams

NUCLEAR MOMENTS 15C, 17,18N; measured β-NMR spectra of oriented nuclei; deduced μ.

doi: 10.1016/S0375-9474(02)00769-8
Citations: PlumX Metrics


2002BO22      Phys.Lett. 537B, 45 (2002)

D.Borremans, S.Teughels, N.A.Smirnova, D.L.Balabanski, N.Coulier, J.-M.Daugas, F.de Oliveira Santos, G.Georgiev, M.Lewitowicz, I.Matea, Yu.E.Penionzhkevich, W.-D.Schmidt-Ott, Yu.Sobolev, M.Stanoiu, K.Vyvey, G.Neyens

Spin and Magnetic Moment of 31Al Ground State

RADIOACTIVITY 31Al(β-); measured β-NMR spectra. 31Al deduced ground-state J, π, g factor. Comparison with shell-model predictions, data from neighboring isotopes.

doi: 10.1016/S0370-2693(02)01867-1
Citations: PlumX Metrics


2002BO49      Phys.Rev. C 66, 054601 (2002)

D.Borremans, J.M.Daugas, S.Teughels, D.L.Balabanski, N.Coulier, F.de Oliveira Santos, G.Georgiev, M.Hass, M.Lewitowicz, I.Matea, Yu.E.Penionzhkevich, W.-D.Schmidt-Ott, Yu.E.Sobolev, M.Stanoiu, K.Vyvey, G.Neyens

Spin polarization of 27Na and 31Al in intermediate energy projectile fragmentation of 36S

NUCLEAR REACTIONS 9Be(36S, X)27Na/31Al, E=77.5 MeV/nucleon; measured fragment yields, spin polarization. Comparison with kinematical model.

doi: 10.1103/PhysRevC.66.054601
Citations: PlumX Metrics


2002GE16      J.Phys.(London) G28, 2993 (2002)

G.Georgiev, G.Neyens, M.Hass, D.L.Balabanski, C.Bingham, C.Borcea, N.Coulier, R.Coussement, J.M.Daugas, G.De France, F.de Oliveira Santos, M.Gorska, H.Grawe, R.Grzywacz, M.Lewitowicz, H.Mach, I.Matea, R.D.Page, M.Pfutzner, Yu.E.Penionzhkevich, Z.Podolyak, P.H.Regan, K.Rykaczewski, M.Sawicka, N.A.Smirnova, Y.G.Sobolev, M.Stanoiu, S.Teughels, K.Vyvey

g factor measurements of μs isomeric states in neutron-rich nuclei around 68Ni produced in projectile-fragmentation reactions

NUCLEAR REACTIONS 9Be(76Ge, X)67mNi/69mCu, E=61.4 MeV/nucleon; measured Eγ, Iγ(θ, H, t) following isomeric state decay. 67Ni, 69Cu levels deduced g factors. Time-dependent perturbed angular distribution method.

doi: 10.1088/0954-3899/28/12/308
Citations: PlumX Metrics


2002NE07      Nucl.Phys. A701, 403c (2002)

G.Neyens, G.Georgiev, R.Grzywacz, M.Hass, F.de Oliveira Santos, M.Lewitowicz, D.L.Balabanski, C.Bingham, C.Borcea, N.Coulier, R.Coussement, J.M.Daugas, G.De France, G.Goldring, M.Gorska, H.Grawe, C.O'Leary, I.Macovei, H.Mach, R.Page, M.Pfutzner, Yu.-E.Penionzhkevich, Z.Podolyak, P.H.Regan, K.Rykaczewski, M.Sawicka, N.A.Smirnova, Yu.Sobolev, S.Teughels, K.Vyvey

g-Factors of Isomers Around N ≈ 40, Z ≈ 28 from Time-Dependent Larmor Precession on Spin-Aligned Projectile-Like Fragments

RADIOACTIVITY 69mCu(IT) [from 9Be(76Ge, X)]; measured Eγ, Iγ(θ, H, t). 69Cu levels deduced g factors. Time differential perturbed angular distribution method.

doi: 10.1016/S0375-9474(01)01618-9
Citations: PlumX Metrics


2002OG02      Eur.Phys.J. A 13, 81 (2002)

H.Ogawa, K.Asahi, H.Ueno, K.Sakai, H.Miyoshi, D.Kameda, T.Suzuki, H.Izumi, N.Imai, Y.X.Watanabe, K.Yoneda, N.Fukuda, H.Watanabe, A.Yoshimi, W.Sato, N.Aoi, M.Nagakura, T.Suga, K.Yogo, A.Goto, T.Honda, Y.Kobayashi, W.-D.Schmidt-Ott, G.Neyens, S.Teughels, A.Yoshida, T.Kubo, M.Ishihara

Quenching of Neutron E2 Effective Charge in Neutron-Rich Nuclei and the Ground-State Spin-Parity of 17C

RADIOACTIVITY 17B, 17C(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectra from polarized nuclei. 17B deduced quadrupole moment. 17C deduced g-factor, ground-state J, π. Quenching of core polarization discussed.

doi: 10.1007/s10050-002-8723-3
Citations: PlumX Metrics


2002VY01      Phys.Rev. C65, 024320 (2002)

K.Vyvey, D.Borremans, N.Coulier, R.Coussement, G.Georgiev, S.Teughels, G.Neyens, H.Hubel, D.L.Balabanski

Determination of the Quadrupole Moment of the 11- Isomer in 194Pb via a Double Perturbation Analysis of a Level Mixing Spectroscopy Measurement

NUCLEAR REACTIONS Re(14N, xn)194Pb, E=87 MeV; measured Eγ, Iγ(θ, H) following implantation in Re crystal. 194Pb deduced high-spin isomer quadrupole moment. Level mixing spectroscopy, double perturbation analysis.

doi: 10.1103/PhysRevC.65.024320
Citations: PlumX Metrics


2002VY02      Phys.Rev.Lett. 88, 102502 (2002)

K.Vyvey, S.Chmel, G.Neyens, H.Hubel, D.L.Balabanski, D.Borremans, N.Coulier, R.Coussement, G.Georgiev, N.Nenoff, S.Pancholi, D.Rossbach, R.Schwengner, S.Teughels, S.Frauendorf

Quadrupole Moment of the 11- Intruder Isomer in 196Pb and Its Implications for the 16- Shears Band Head

NUCLEAR REACTIONS 187Re(14N, 5n), E=87 MeV; measured Eγ, Iγ(0°)/Iγ(90°) vs magnetic field strength following implantation on Re host. 196Pb deduced high-spin magnetic moment, absolute value of quadrupole moment, shears bandhead quadrupole moment, deformation parameters. Level mixing spectroscopy technique, comparison with Tilted Axis Cranking model.

doi: 10.1103/PhysRevLett.88.102502
Citations: PlumX Metrics

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2002VY03      Phys.Lett. 538B, 33 (2002)

K.Vyvey, A.M.Oros-Peusquens, G.Neyens, D.L.Balabanski, D.Borremans, S.Chmel, N.Coulier, R.Coussement, G.Georgiev, H.Hubel, N.Nenoff, D.Rossbach, S.Teughels, K.Heyde

Quadrupole Moments of the 11- Intruder Isomers in 194, 196Pb in the Particle-Core Coupling Model

NUCLEAR STRUCTURE 198,200,204,206,208,210Po, 194,196,200,202,204,206Pb; analyzed isomeric states quadrupole moments; deduced configurations.

doi: 10.1016/S0370-2693(02)01950-0
Citations: PlumX Metrics


2001BA04      Phys.Rev.Lett. 86, 604 (2001)

D.L.Balabanski, K.Vyvey, G.Neyens, N.Coulier, R.Coussement, G.Georgiev, A.Lepine-Szily, S.Ternier, S.Teughels, M.Mineva, P.M.Walker, P.Blaha, D.Almehed, S.Frauendorf

Static Quadrupole Moment of the Five-Quasiparticle K = 35/2 Isomer in 179W Studied with the Level-Mixing Spectroscopy Method

NUCLEAR REACTIONS 170Er(13C, 4n), E=63 MeV; measured delayed Eγ, Iγ(H, t) following implantation in Pt. 179W deduced high-spin isomer quadrupole moment, deformation. Level-mixing spectroscopy method.

doi: 10.1103/PhysRevLett.86.604
Citations: PlumX Metrics


2001BA86      Acta Phys.Pol. B32, 2655 (2001)

D.L.Balabanski, K.Vyvey, G.Neyens, D.Almehed, P.Blaha, D.Borremans, S.Chmel, N.Coulier, R.Coussement, W.De Clercq, S.Frauendorf, G.Georgiev, H.Hubel, A.Lepine-Szily, M.Mineva, N.Nenoff, S.Pancholi, D.Rossbach, R.Schwengner, S.Teughels, P.M.Walker

Quadrupole Moments of High-Spin Isomers: Test of the tilted-axis cranking model

NUCLEAR REACTIONS 170Er(13C, 4n), E=63 MeV; Re(14N, xn)196Pb, E not given; measured Eγ, Iγ(θ, H, t). 179W, 196Pb deduced quadrupole moments for high-spin isomers. Level-mixing spectroscopy technique. Comparison with tilted-axis cranking predictions.


2001CO09      Phys.Rev. C63, 054605 (2001)

N.Coulier, G.Neyens, D.L.Balabanski, D.Borremans, R.Coussement, J.M.Daugas, G.Georgiev, S.Teughels, K.Vyvey

β-Level Mixing Resonance: A method to study the spin alignment and spin polarization of projectile fragments

RADIOACTIVITY 12B(β-); analyzed β asymmetry vs external magnetic field strength; deduced spin-alignment, spin-polarization components of orientation. β-level mixing resonance technique.

doi: 10.1103/PhysRevC.63.054605
Citations: PlumX Metrics


2001GE13      Yad.Fiz. 64, No 7, 1258 (2001); Phys.Atomic Nuclei 64, 1181 (2001)

G.Georgiev, D.L.Balabanski, C.Bingham, C.Borcea, N.Coulier, R.Coussement, J.M.Daugas, G.De France, F.de Oliveira Santos, G.Goldring, M.Gorska, H.Grawe, R.Grzywacz, M.Hass, C.O'Leary, M.Lewitowicz, H.Mach, I.Macovei, R.Page, M.Pfutzner, Yu.E.Penionzhkevich, Zs.Podolyak, P.H.Regan, K.Rykaczewski, M.Sawicka, N.A.Smirnova, Yu.G.Sobolev, M.Stanoiu, S.Teughels, K.Vyvey, G.Neyens

Measurement of the g Factors of Isomers Near the Proposed N ≈ 40 Subshell Closure

NUCLEAR REACTIONS 9Be(76Ge, X)69mCu/67mNi/66mCo, E=61.4 MeV/nucleon; measured Eγ, Iγ(θ, H, t), (particle)γ-coin. 69Cu deduced transitions g factors, isomer T1/2, level configurations. Time-dependent perturbed angular correlation.

doi: 10.1134/1.1389539
Citations: PlumX Metrics


2001NE03      Nucl.Phys. A682, 214c (2001)

G.Neyens, D.L.Balabanski, D.Borremans, R.Coussement, N.Coulier, J.M.Daugas, F.de Oliveira Santos, G.Georgiev, M.Lewitowicz, N.A.Smirnova, S.Teughels, K.Vyvey, and the GANIL E255/E322/E314a/E348 Collaborations

Recent Results on Nuclear Moments of Neutron-Rich Ground States and Isomers from Projectile Fragmentation

NUCLEAR MOMENTS 27Na; measured NMR spectra. 31Al; measured g factor. Spin-oriented projectile fragment beams.

doi: 10.1016/S0375-9474(00)00642-4
Citations: PlumX Metrics


2001NE06      Acta Phys.Pol. B32, 1061 (2001)

G.Neyens, D.L.Balabanski, D.Borremans, N.Coulier, R.Coussement, W.De Clercq, G.Georgiev, S.Teughels, K.Vyvey

Nuclear Magnetic and Quadrupole Moments of Exotic Isomeric States


2001VY01      Nucl.Instrum.Methods Phys.Res. A462, 588 (2001)

K.Vyvey, G.Neyens, S.Cottenier, D.L.Balabanski, N.Coulier, R.Coussement, G.Georgiev, A.Lepine-Szily, S.Ternier, S.Teughels

Measurement of a Strong Atomic Hyperfine Field Allowing the Determination of Nuclear g-Factors in (Sub)nanosecond States

RADIOACTIVITY 69mGe(IT) [from Fe(16O, xn2p)]; measured Iγ(θ, H) from oriented nuclei; deduced atomic magnetic hyperfine field. Application to g-factor measurements discussed.

doi: 10.1016/S0168-9002(01)00159-0
Citations: PlumX Metrics


2000RO30      Phys.Rev. C62, 044312 (2000)

W.F.Rogers, G.Georgiev, G.Neyens, D.Borremans, N.Coulier, R.Coussement, A.D.Davies, J.L.Mitchell, S.Teughels, B.A.Brown, P.F.Mantica

Ground-State Magnetic Moment of the T = 1 Nucleus 32Cl using On-Line β-NMR Spectroscopy

RADIOACTIVITY 31S, 32Cl(β+) [from 36Ar fragmentation]; measured β asymmetry vs NMR frequency. 31S, 32Cl deduced μ. Comparisons with neighboring nuclides. β-NMR technique.

doi: 10.1103/PhysRevC.62.044312
Citations: PlumX Metrics


2000VY01      Phys.Rev. C62, 034317 (2000)

K.Vyvey, G.Neyens, N.Coulier, R.Coussement, G.Georgiev, S.Ternier, S.Teughels, A.Lepine-Szily, D.L.Balabanski

Preservation of Orientation of Fusion-Evaporation Reaction Residues Recoiling into Vacuum in a Level Mixing Spectroscopy Experiment

NUCLEAR REACTIONS 56Fe(16O, n2p), E=65 MeV; measured isomer decay Eγ, Iγ(θ, H) following implantation in Ni, Pt. 69Ge deduced high-spin isomer quadrupole moment. Level mixing spectroscopy in a recoil-shadow geometry.

doi: 10.1103/PhysRevC.62.034317
Citations: PlumX Metrics


1999CO09      Phys.Rev. C59, 1935 (1999)

N.Coulier, G.Neyens, S.Teughels, D.L.Balabanski, R.Coussement, G.Georgiev, S.Ternier, K.Vyvey, W.F.Rogers

New β Level Mixing and Nuclear Magnetic Resonance Method for Measuring Magnetic Dipole and Electric Quadrupole Moments of Short-Lived Nuclei

RADIOACTIVITY 12B(β-) [from 11B(d, p)]; measured β asymmetry, β-NMR from implanted source. 12B deduced μ, quadrupole moment. Combined level mixing resonance-NMR technique.

NUCLEAR MOMENTS 12B(β-) [from 11B(d, p)]; measured β asymmetry, β-NMR from implanted source. 12B deduced μ, quadrupole moment. Combined level mixing resonance-NMR technique.

doi: 10.1103/PhysRevC.59.1935
Citations: PlumX Metrics


1999NE01      Phys.Rev.Lett. 82, 497 (1999)

G.Neyens, N.Coulier, S.Teughels, G.Georgiev, B.A.Brown, W.F.Rogers, D.L.Balabanski, R.Coussement, A.Lepine-Szily, M.Lewitowicz, W.Mittig, F.de Oliveira Santos, P.Roussel-Chomaz, S.Ternier, K.Vyvey, D.Cortina-Gil

Magnetic Moment of the 1- Ground State in 18N Measured with a New β Level Mixing Nuclear Magnetic Resonance Technique

RADIOACTIVITY 18N(β-) [from 12C(22Ne, X), E=60 MeV/nucleon]; measured β-NMR, β asymmetry vs H. 18N deduced ground state μ. Level mixing NMR technique.

NUCLEAR STRUCTURE 15,16,18N, 19O; calculated μ. Shell model.

doi: 10.1103/PhysRevLett.82.497
Citations: PlumX Metrics


1999VY01      J.Phys.(London) G25, 767 (1999)

K.Vyvey, G.Neyens, D.L.Balabanski, S.Ternier, N.Coulier, S.Teughels, G.Georgiev, R.Wyckmans, R.Coussement, M.Mineva, P.M.Walker, A.P.Byrne, G.D.Dracoulis, P.Blaha

Study of the Static Quadrupole Moment of the K = 35/2 Isomer in 179W

NUCLEAR REACTIONS 170Er(13C, 4n), E=63 MeV; measured Eγ, Iγ(θ, H). 179W deduced high-K isomer quadrupole moment. Level mixing spectroscopy technique, recoil nuclei implanted in Tl host.

doi: 10.1088/0954-3899/25/4/032
Citations: PlumX Metrics


1998CO37      Nuovo Cim. 111A, 727 (1998)

N.Coulier, G.Neyens, S.Teughels, G.Georgiev, S.Ternier, K.Vyvey, R.Coussement, D.L.Balabanski, D.Cortina-Gil, M.Lewitowicz, W.Mittig, F.de Oliveira Santos, P.Roussel-Chomaz, W.Rogers, A.Lepine-Szily

The Quadrupole Moment of 18N, Measured with the Level Mixing Resonance (LMR) Method

RADIOACTIVITY 18N(β-) [from 12C(22Ne, X), E=60.3 MeV/nucleon]; measured β-NMR, β asymmetry vs H. 18N deduced quadrupole moment, deformation. Level mixing resonance technique.


1998NE04      Acta Phys.Hung.N.S. 7, 101 (1998)

G.Neyens, N.Coulier, S.Teughels, S.Ternier, K.Vyvey, R.Coussement, D.L.Balabanski, J.M.Casandjian, M.Chartier, M.D.Cortina-Gil, M.Lewitowicz, W.Mittig, A.N.Ostrowski, P.Roussel-Chomaz, N.Alamanos, A.Lepine-Szily, W.Rogers

Quadrupole and Magnetic Moment Measurements on Spin-Aligned Projectile Fragments

RADIOACTIVITY 18N(β-) [from 9Be(22Ne, X)]; measured β-asymmetry. 18N deduced (quadrupole frequency)/(magnetic moment) ratio. Level mixing resonance technique.


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