NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = S.Christen Found 12 matches. 2011SE09 Phys.Rev. C 84, 034318 (2011) M.Seidlitz, P.Reiter, A.Dewald, O.Moller, B.Bruyneel, S.Christen, F.Finke, C.Fransen, M.Gorska, H.Grawe, A.Holler, G.Ilie, T.Kotthaus, P.Kudejova, S.M.Lenzi, S.Mandal, B.Melon, D.Mucher, J.-M.Regis, B.Saha, P.von Brentano, A.Wiens, K.O.Zell Precision lifetime measurements of the first 2+ and 4+ states in 56Cr at the N = 32 subshell closure NUCLEAR REACTIONS 48Ca(11B, 2np), E=32 MeV; measured Eγ, Iγ, γγ-coin, half-lives by recoil-distance Doppler-shift method using Cologne plunger device, and EUROBALL cluster array. 56Cr; levels, J, π, B(E2). Comparison with Shell Model calculations. Systematics of first 2+ and B(E2) values in N=20-36 even-even Ca, Ti and Cr nuclei.
doi: 10.1103/PhysRevC.84.034318
2009BA10 Phys.Rev. C 79, 031304 (2009) J.Barea, R.Bijker, A.Frank, G.Graw, R.Hertenberger, H.-F.Wirth, S.Christen, J.Jolie, D.Tonev, M.Balodis, J.Berzins, N.Kramere, T.von Egidy New supersymmetric quartet of nuclei in the A ∼ 190 mass region NUCLEAR STRUCTURE 192,193Os, 193,194Ir; calculated level energies, J, π in the framework of supersymmetric quartet using Interacting boson model and interacting boson-fermion model. Comparison with experimental data.
doi: 10.1103/PhysRevC.79.031304
2009RE20 Nucl.Instrum.Methods Phys.Res. A606, 466 (2009) J.-M.Regis, Th.Materna, S.Christen, C.Bernards, N.Braun, G.Breuer, Ch.Fransen, S.Heinze, J.Jolie, T.Meersschaut, G.Pascovici, M.Rudigier, L.Steinert, S.Thiel, N.Warr, K.O.Zell Sub-nanosecond lifetime measurements using the Double Orange Spectrometer at the cologne 10 MV Tandem accelerator NUCLEAR REACTIONS 172Yb(α, 2n), E=27 MeV; 169Tm(11B, 4n), E=55 MeV; 196Pt(p, 2n), E=14 MeV; measured reaction products, Eβ, Iβ, Enullg, Iγ, CE, β-γ coin.; deduced first excited state T1/2. Lifetime measurements, comparison with available data.
doi: 10.1016/j.nima.2009.04.008
2008BA25 Phys.Rev. C 77, 064602 (2008) M.Balodis, H.-F.Wirth, G.Graw, R.Hertenberger, J.Berzins, N.Kramere, J.Jolie, S.Christen, O.Moller, D.Tonev, J.Barea, R.Bijker, A.Frank, T.von Egidy Transfer and neutron capture reactions to 194Ir as a test of Uν(6/12)(X)Uπ(6/4) supersymmetry NUCLEAR REACTIONS 193Ir(d, p), E=22 MeV; 196Pt(polarized d, α), E=18 MeV; measured particle spectra, σ(θ), spectroscopic strengths, analyzing powers, angular distributions. 193Ir(n, γ), (n, e-); analyzed Eγ, Iγ, electron spectra, conversion coefficients. 194Ir; deduced levels, J, π, multipolarities, bands. Comparison with theoretical data.
doi: 10.1103/PhysRevC.77.064602
2008GR04 Nucl.Phys. A801, 83 (2008) T.Grahn, A.Dewald, O.Moller, R.Julin, C.W.Beausang, S.Christen, I.G.Darby, S.Eeckhaudt, P.T.Greenlees, A.Gorgen, K.Helariutta, J.Jolie, P.Jones, S.Juutinen, H.Kettunen, T.Kroll, R.Krucken, Y.Le Coz, M.Leino, A.-P.Leppanen, P.Maierbeck, D.A.Meyer, B.Melon, P.Nieminen, M.Nyman, R.D.Page, J.Pakarinen, P.Petkov, P.Rahkila, B.Saha, M.Sandzelius, J.Saren, C.Scholey, J.Uusitalo, M.Bender, P.-H.Heenen Lifetimes of intruder states in 186Pb, 188Pb and 194Po NUCLEAR REACTIONS 106,108Pd, 114Cd(83Kr, 3n), E=340, 357, 375 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin and lifetimes for intruder states using the recoil distance Doppler-shift method. 186,188Pb, 194Po; deduced B(E2), quadrupole moment and deformation parameters. JUROGAM array used with RITU, GREAT spectrometer. Recoil-decay tagging.
doi: 10.1016/j.nuclphysa.2008.01.002
2007GR27 Eur.Phys.J. Special Topics 150, 121 (2007) T.Grahn, A.Dewald, O.Moller, R.Julin, C.W.Beausang, S.Christen, I.G.Darby, S.Eeckhaudt, P.T.Greenlees, A.Gorgen, K.Helariutta, J.Jolie, H.Kettunen, T.Kroll, R.Krucken, P.Jones, S.Juutinen, Y.Le Coz, M.Leino, A.-P.Leppanen, P.Maierbeck, B.Melon, D.A.Meyer, P.Nieminen, M.Nyman, R.Page, J.Pakarinen, P.Petkov, P.Rahkila, B.Saha, M.Sandzelius, J.Saren, C.Scholey, J.Uusitalo Collectivity in neutron-deficient Pb and Po nuclei
doi: 10.1140/epjst/e2007-00282-8
2007LE39 Iader.Fiz.Enerh. 8 no.4, 27 (2007); Nuc.phys.atom.energ. 8, no.4, 27 (2007) A.I.Levon, G.Graw, S.Christen, Y.Eisermann, C.Gunther, R.Hertenberger, J.Jolie, O.Moller, P.Thirolf, D.Tonev, H.-F.Wirth, N.V.Zamfir 0+ states and collective bands in deformed actinide nuclei NUCLEAR REACTIONS 228,230Th, 234U(p, t), E=25 MeV; measured triton spectra;deduced σ(θ). 228,230Th, 234; deduced levels J, π, collective bands, moments of inertia, nature of 0+ states. DWBA fit procedure. Coupled channels analyses. Comparison with previous experimental data, and with interacting boson model and quasiparticle-phonon model calculations.
doi: 10.15407/jnpae
2006GR16 Phys.Rev.Lett. 97, 062501 (2006) T.Grahn, A.Dewald, O.Moller, R.Julin, C.W.Beausang, S.Christen, I.G.Darby, S.Eeckhaudt, P.T.Greenlees, A.Gorgen, K.Helariutta, J.Jolie, P.Jones, S.Juutinen, H.Kettunen, T.Kroll, R.Krucken, Y.Le Coz, M.Leino, A.-P.Leppanen, P.Maierbeck, D.A.Meyer, B.Melon, P.Nieminen, M.Nyman, R.D.Page, J.Pakarinen, P.Petkov, P.Rahkila, B.Saha, M.Sandzelius, J.Saren, C.Scholey, J.Uusitalo Collectivity and Configuration Mixing in 186, 188Pb and 194Po NUCLEAR REACTIONS 106Pd(83Kr, 3n), E=357 MeV; 108Pd(83Kr, 3n), E=340 MeV; 114Cd(83Kr, 3n), E=375 MeV; measured Doppler-shifted Eγ, Iγ, γγ-, (recoil)γ-coin. 186,188Pb, 194Po levels deduced T1/2, B(E2), transition quadrupole moments. configuration-mixing features. Jurogam array, recoil decay tagging, recoil-distance Doppler-shift technique.
doi: 10.1103/PhysRevLett.97.062501
2005GA47 J.Phys.(London) G31, S1855 (2005) P.E.Garrett, W.D.Kulp, J.L.Wood, D.Bandyopadhyay, S.Christen, S.Choudry, A.Dewald, A.Fitzler, C .Fransen, K.Jessen, J.Jolie, A.Kloezer, P.Kudejova, A.Kumar, S.R.Lesher, A.Linnemann, A.Lisetskiy, D.Martin, M.Masur, M.T.McEllistrem, O.Moller, M.Mynk, J.N.Orce, P.Pejovic, T.Pissulla, J.M.Regis, A.Schiller, D.Tonev, S.W.Yates Octupole and hexadecapole bands in 152Sm NUCLEAR REACTIONS 150Nd(α, 2n), E=22.5 MeV; 152Sm(n, n'), E not given; measured Eγ, Iγ, γγ-coin. 152Sm deduced levels, J, π, octupole and hexadecapole bands.
doi: 10.1088/0954-3899/31/10/087
2005MO33 Phys.Rev. C 72, 034306 (2005) O.Moller, P.Petkov, B.Melon, A.Dewald, A.Fitzler, J.Jolie, D.Tonev, S.Christen, B.Saha, K.O.Zell, M.Heidemann Lifetimes of the first excited 2+ states in 176, 178, 180Os NUCLEAR REACTIONS 164,166,168Er(16O, 4n), E=80 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 166Er(16O, 4n), E=80 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 176,178,180Os deduced levels, J, π, T1/2, B(E2). Pulsed-beam and recoil-distance techniques.
doi: 10.1103/PhysRevC.72.034306
2004WI06 Phys.Rev. C 69, 044310 (2004) H.-F.Wirth, G.Graw, S.Christen, D.Cutoiu, Y.Eisermann, C.Gunther, R.Hertenberger, J.Jolie, A.I.Levon, O.Moller, G.Thiamova, P.Thirolf, D.Tonev, N.V.Zamfir 0+ states in deformed actinide nuclei by the (p, t) reaction NUCLEAR REACTIONS 230,232Th, 234U(p, t), E=25 MeV; measured σ(E, θ). 228,230Th, 232U deduced 0+ level energies, spectroscopic factors, transfer strengths. Comparison with model predictions.
doi: 10.1103/PhysRevC.69.044310
2004WI08 Phys.Rev. C 70, 014610 (2004) H.-F.Wirth, G.Graw, S.Christen, Y.Eisermann, A.Gollwitzer, R.Hertenberger, J.Jolie, A.Metz, O.Moller, D.Tonev, B.D.Valnion One- and two-nucleon transfer reactions to 196Au NUCLEAR REACTIONS 197Au(p, d), E=26 MeV; 194Pt(α, d), E=36 MeV; 195Pt(3He, d), E=36 MeV; measured deuteron spectra, σ(θ). 197Au(polarized d, t), E=25 MeV; 198Hg(polarized d, α), E=18 MeV; measured σ(E, θ), Ay(E, θ). 196Au deduced levels, J, π. Comparison with model predictions, previous results.
doi: 10.1103/PhysRevC.70.014610
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