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NSR database version of May 23, 2024.

Search: Author = A.Wojtasiewicz

Found 15 matches.

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2013SA43      Eur.Phys.J. A 49, 109 (2013)

J.Sauvage, B.Roussiere, J.Genevey, S.Franchoo, A.N.Andreyev, N.Barre, A.Ben Braham, C.Bourgeois, J.-F.Clavelin, H.De Witte, D.V.Fedorov, V.N.Fedoseyev, L.M.Fraile, X.Grave, G.Huber, M.Huyse, P.Kilcher, U.Koster, P.Kunz, S.R.Lesher, B.A.Marsh, I.Mukha, J.Oms, M.G.Porquet, M.Seliverstov, I.Stefanescu, K.Van de Vel, P.Van Duppen, YU.M.Volkov, A.Wojtasiewicz

Decay of 185Tl, 185m+gHg, 189m+gPb and energy location of the 13/2+ isomeric states in 185Hg, 189Pb, 193Po and 197Rn

RADIOACTIVITY 185Hg(β+), (EC), (IT);185Tl, 189Pb(β+), (EC)[from bombarding thick UCx target by 1.4 GeV protons]; measured Eγ, Iγ(t), X-rays, γγ-coin, (time)γ-coin, Xγ-coin using Ge(HP) detectors with COMET-NARVAL system, α-decay of the decay products, Eα, Iα, αγ-coin. 183,185,187,189Hg, 187,189Pb, 191,193,195Po, 195,197,199Rn deduced partial level scheme, J, π, γ transitions, μ. 185Hg, 189Pb, 193Po, 197Rn deduced 13/2+ isomeric states.

doi: 10.1140/epja/i2013-13109-5
Citations: PlumX Metrics

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


2007HO20      Eur.Phys.J. A 33, 193 (2007)

D.Hojman, J.Sauvage, B.Roussiere, M.A.Cardona, G.Marguier, A.Wojtasiewicz, J.Genevey, A.Gizon, F.Ibrahim, A.Knipper, F.Le Blanc, J.Obert, J.Oms, and the ISOLDE Collaboration

Structure of low-spin states in the doubly-odd 182Ir nucleus

RADIOACTIVITY 182PT(β+), (EC); measured delayed Eγ, Iγ, Ee, (electron)γ-coinc. 182Ir deduced levels, J, π, multipolarity. Compared results to model calculations.

doi: 10.1140/epja/i2007-10436-0
Citations: PlumX Metrics

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


2007KU30      Phys.Rev. C 76, 054320 (2007)

J.Kurcewicz, W.Czarnacki, M.Karny, M.Kasztelan, M.Kisielinski, A.Korgul, W.Kurcewicz, J.Kurpeta, S.Lewandowski, P.Majorkiewicz, H.Penttila, A.Plochocki, B.Roussiere, O.Steczkiewicz, A.Wojtasiewicz

Identification of an α-decaying (9-) isomer in 216Fr

RADIOACTIVITY 220Ac, 216Fr, 212At (α) [from 209Bi(14N, F), E=5.6 MeV/nucleon]; measured α-spectra. 212At, 216Fr; deduced levels, J, π, half-lives. 216Fr; deduced Eα, Qα, excitation energies, mass excess.

doi: 10.1103/PhysRevC.76.054320
Citations: PlumX Metrics

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


2005SA40      Eur.Phys.J. A 25, 5 (2005)

J.Sauvage, F.Ibrahim, B.Roussiere, J.Genevey, A.Gizon, G.Marguier, P.Kilcher, A.Knipper, R.Beraud, G.Cata-Danil, F.Le Blanc, J.Obert, J.Oms, J.C.Putaux, C.Richard-Serre, A.Wojtasiewicz, and the ISOLDE and NICOLE Collaborations

Low-spin states of doubly odd 184Au

RADIOACTIVITY 184Hg(β+), (EC) [from Pb(p, X)]; measured Eγ, Iγ, γγ-coin, E(ce), I(ce); deduced log ft. 184Au deduced levels, J, π, configurations. Mass separator, comparisons with model predictions.

doi: 10.1140/epja/i2004-10236-0
Citations: PlumX Metrics

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


2004WO17      Nucl.Phys. A746, 663c (2004)

A.Wojtasiewicz, G.Canchel, A.Emsallem, M.Gierlik, Z.Janas, M.Kisielinski, W.Kurcewicz, J.Kurpeta, H.Lefort, S.Lewandowski, H.Penttila, A.Plochocki, E.Roeckl, B.Roussiere, S.Sidor, A.Syntfeld

Investigation of a gas catcher/ion guide system at the Warsaw cyclotron

doi: 10.1016/j.nuclphysa.2004.09.047
Citations: PlumX Metrics


2001IB02      Eur.Phys.J. A 10, 139 (2001)

F.Ibrahim, J.Genevey, E.Cottereau, A.Gizon, A.Knipper, F.Le Blanc, G.Marguier, J.Obert, J.Oms, J.C.Putaux, B.Roussiere, J.Sauvage, A.Wojtasiewicz, and the ISOLDE Collaboration

Low-Spin States of Doubly Odd 182Au

RADIOACTIVITY 182Hg(β+), (EC) [from Pb(p, X)]; measured Eγ, Iγ, E(ce), I(ce), (ce)γ-coin; deduced log ft. 182Au deduced levels, J, π, configurations, ICC.

doi: 10.1007/s100500170125
Citations: PlumX Metrics

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


2001RO23      Yad.Fiz. 64, No 6, 1123 (2001); Phys.Atomic Nuclei 64, 1048 (2001)

B.Roussiere, F.Ibrahim, J.Libert, J.Sauvage, D.Verney, L.Cabaret, J.E.Crawford, J.Genevey, D.Hojman, G.Huber, A.Knipper, F.Le Blanc, J.K.P.Lee, G.Marguier, J.Oms, J.Pinard, A.Wojtasiewicz

Properties of the Low-Lying Levels in the Transitional Ir and Au Nuclei

NUCLEAR STRUCTURE 183,185,187,189,191,193Ir, 183,185,187,189,191,193,195,197Au; calculated levels, J, π, μ, quadrupole moments. Axial rotor plus one or two quasiparticles, comparisons with data.

doi: 10.1134/1.1383615
Citations: PlumX Metrics


2000RO41      Hyperfine Interactions 129, 119 (2000)

B.Roussiere, J.Genevey, A.Gizon, D.Hojman, F.Ibrahim, P.Kilcher, A.Knipper, F.Le Blanc, G.Marguier, J.Obert, J.Oms, J.C.Putaux, C.Richard-Serre, J.Sauvage, A.Wojtasiewicz, D.Forkel-Wirth, J.Lettry, and the ISOLDE Collaboration

High-resolution measurements of low-energy conversion electrons

RADIOACTIVITY 181,182,183Hg(β+), (EC) [from Pb(p, xn3p), E=1 GeV ]; measured conversion electron spectra. 183Pt, 179,182,183Ir, 179,181Os, 179Re, 177W; deduced γ-multipolarity, B(M3), and B(M1)/B(E2) ratios. Magnetic spectrograph. Comparison with neighbouring isotones.

doi: 10.1023/A:1012637111264
Citations: PlumX Metrics


1999SA40      Acta Phys.Pol. B30, 1393 (1999)

J.Sauvage, L.Cabaret, J.Crawford, H.T.Duong, J.Genevey, M.Girod, A.Gizon, D.Hojman, G.Huber, F.Ibrahim, A.Knipper, M.Krieg, F.Le Blanc, J.K.P.Lee, D.Lunney, G.Marguier, J.Obert, J.Oms, J.Pinard, J.C.Putaux, B.Roussiere, V.Sebastian, A.Wojtasiewicz, S.Zemlyanoy, D.Forkel-Wirth, J.Lettry, and the ISOLDE Collaboration

Nuclear Structure of Neutron-Deficient Au and Pt Isotopes from High-Resolution Laser Spectroscopy at ISOLDE

NUCLEAR MOMENTS 178,178,179,180,181,182,183m,183,185m,185Pt; measured hyperfine spectrum; deduced μ, quadrupole moment, mean square charge radius changes, deformation. ISOLDE, Hartree-Fock + BCS, Hartree-Fock-Bogoliubov calculations.

RADIOACTIVITY 182Pt(β+), (EC); measured E(ce). 182Ir deduced ground state J, π.

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


1998RO32      Nucl.Phys. A643, 331 (1998)

B.Roussiere, P.Kilcher, A.Wojtasiewicz, J.Genevey, A.Gizon, F.Ibrahim, A.Knipper, F.Le Blanc, G.Marguier, J.Obert, J.Oms, J.C.Putaux, M.Ramdhane, J.Sauvage, and the ISOLDE Collaboration

Isomeric M3 Transitions in 183Pt and 181Os

RADIOACTIVITY 181,183Hg(β+), (EC) [from Pb(p, xn3p), on-line mass separation]; measured E(ce), I(ce). 183Pt, 181Os deduced transitions γ-multipolarity, reduced M3 transition probabilities. Magnetic spectrograph. Comparison with neighboring isotones.

doi: 10.1016/S0375-9474(97)00571-5
Citations: PlumX Metrics


1995RO09      Z.Phys. A351, 127 (1995)

B.Roussiere, F.Ibrahim, P.Kilcher, F.Le Blanc, J.Oms, J.Sauvage, A.Wojtasiewicz, and the ISOCELE Collaboration

Location of the 181Os Isomeric State

RADIOACTIVITY 181Ir(β+), (EC); measured γγ-, (X-ray)γ-coin. 181Os deduced high-spin levels, J, π, Nilsson, band assignments, isomer, T1/2. On-line studies, mass-separated sources.


1994BE49      Nucl.Instrum.Methods Phys.Res. A346, 196 (1994)

R.Beraud, A.Emsallem, A.Astier, R.Bouvier, R.Duffait, Y.Le Coz, S.Morier, A.Wojtasiewicz, Yu.A.Lazarev, I.V.Shirokovsky, I.N.Izosimov, D.Barneoud, J.Genevey, A.Gizon, R.Guglielmini, G.Margotton, J.L.Vieux-Rochaz

Development of a New SARA/IGISOL Technique for the Study of Short-Lived Products from Heavy-Ion-Induced Fusion-Evaporation Reactions

NUCLEAR REACTIONS 116Cd(40Ar, 6n), E not given; measured residual yield vs He pressure. New ion guide chamber.

doi: 10.1016/0168-9002(94)90704-8
Citations: PlumX Metrics


1989KI06      Nucl.Instrum.Methods Phys.Res. A274, 485 (1989)

P.Kilcher, J.Sauvage, A.Wojtasiewicz, J.Munsch, J.Obert, A.Caruette, A.Ferro, G.Boissier, J.Fournet-Fayas, M.Ducourtieux, G.Landois, R.Sellem, D.Sznajderman, and the ISOCELE Collaboration

Very Low Energy Conversion Electron Detection System at the ISOCELE On-Line Isotope Separator, Orsay

RADIOACTIVITY 189Au, 185Hg(EC); measured I(ce). Low energy conversion electron detection system.

doi: 10.1016/0168-9002(89)90179-4
Citations: PlumX Metrics


1988RO13      Nucl.Phys. A485, 111 (1988)

B.Roussiere, C.Bourgeois, P.Kilcher, J.Sauvage, M.G.Porquet, A.Wojtasiewicz, and the ISOCELE Collaboration

Decay of 183Ir: Shape of 183Os and 185Pt in their low-spin states

RADIOACTIVITY 183Ir(β+), (EC) [from Pt(p, xn)Au or Pt(3He, xn)Hg, on-line mass-separated]; measured E(γ), I(γ), I(ce), γγ-coin. 183Os deduced levels, J, π, ICC, γ-multipolarity. 185Pt deduced levels, J, π, highly converted transitions. Hyperpure Ge, Si(Li), magnetic spectrograph.

doi: 10.1016/0375-9474(88)90525-8
Citations: PlumX Metrics


1976BO04      J.Phys.(Paris) 37, 49 (1976)

C.Bourgeois, M.Bouet, A.Caruette, A.Ferro, R.Foucher, J.Fournet, A.Hoglund, L.Kotfila, G.Landois, C.F.Liang, B.Merlant, J.Obert, A.Peghaire, J.C.Putaux, J.L.Sarrouy, W.Watzig, A.Wojtasiewicz, V.Berg

188Hg, Cas Limite des Noyaux Critiques

RADIOACTIVITY 188Tl; measured Eγ, Iγ, I(ce), γce-coin, γγ-coin, γγ(θ). 188Hg deduced ICC. 188Hg deduced levels, J, π, λ, K.

doi: 10.1051/jphys:0197600370204900
Citations: PlumX Metrics


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