NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = C.Stahl Found 16 matches. 2021WI05 Phys.Rev. C 104, 014304 (2021) K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, V.Phong, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods Isomeric states in neutron-rich nuclei near N=40 NUCLEAR REACTIONS 9Be(238U, X)58Sc/60V/64V, E=345 MeV/nucleon, followed by separation of fragments of interest using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility; measured Eγ, Iγ, γγ-coin, delayed γ spectra, half-lives of nanosecond and microsec isomers using HPGe EUroball RIKEN Cluster Array (EURICA). 58Sc, 60,64V; deduced levels, new isomers, B(E2), B(M2); discussed possible spin-parity assignments for the isomers. Comparison with previous experimental data, and with shell-model predictions.
doi: 10.1103/PhysRevC.104.014304
2019KE01 Phys.Rev. C 99, 011303 (2019) R.Kern, R.Stegmann, N.Pietralla, G.Rainovski, M.P.Carpenter, R.V.F.Janssens, M.Lettmann, O.Moller, T.Moller, C.Stahl, V.Werner, S.Zhu Nuclear isovector valence-shell excitation of 202Hg NUCLEAR REACTIONS 12C(202Hg, 202Hg'), E=890 MeV; measured Eγ, Iγ, γ(θ), γγ-coin using the Gammasphere array at ATLAS-ANL facility. 202Hg; deduced levels, J, π, multipolarities, mixing ratios, B(E1), B(E2), B(E3), B(M1), mixed-symmetry 2+ state, upper limits for the F-spin mixing matrix elements from analysis of data for 136Ba, 138Ce, 202Hg, and 204Hg. Comparison with previous experimental values in the Nuclear Data Sheets.
doi: 10.1103/PhysRevC.99.011303
2019RE11 Acta Phys.Pol. B50, 669 (2019) F.Recchia, K.Wimmer, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Alaqueel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt Isomer Spectroscopy in Odd-Even Ti Isotopes: Approaching N=40 NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ-coin. 55,57,59Ti; deduced levels, J, π. 59Ti; deduced T1/2 for isomeric state. Comparison with large-scale shell model calculations. BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility.
doi: 10.5506/aphyspolb.50.669
2019WI04 Phys.Lett. B 792, 16 (2019) K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods First spectroscopy of 61Ti and the transition to the Island of Inversion at N=40 NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured yields of reaction products with Z=21-26 and A/Q=2.55 to 2.82, Eγ, Iγ, γγ-coin, half-lives of isomers by γ(t) method using BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility. 59,61Ti; deduced levels, isomers, J, π, multipolarity, B(E2), B(M2), evidence for island of inversion at N=40. 59Ti; deduced only one β-decaying state from half-life measurement. Comparison with large-scale shell model calculations. NUCLEAR STRUCTURE 57,59,61Ti; calculated levels, J, π using large-scale shell model with LNPS and LNPS-fp interactions. Comparison with experimental values.
doi: 10.1016/j.physletb.2019.03.018
2017KO34 Eur.Phys.J. A 53, 175 (2017) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, A.Astier, R.Altenkirch, S.Ansari, Th.Braunroth, M.L.Cortes, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, J.Litzinger, C.Muller-Gatermann, P.Petkov, M.Rudigier, M.Scheck, Ph.Scholz, P.Spagnoletti, M.Spieker, C.Stahl, R.Stegmann, M.Stoyanova, P.Thole, N.Warr, V.Werner, W.Witt, D.Wolk, K.O.Zell, P.Van Isacker, V.Yu.Ponomarev A revised B(E2;2+1 → 0+1) value in the semi-magic nucleus 210Po NUCLEAR REACTIONS 208Pb(12C, 10Be), E=62 MeV; measured Eγ, Iγ(θ), γγ-coin, (particle)γ-coin using 11 HPGe, light reaction fragments using solar cells array. 210Po; deduced 2+1 state T1/2 using the line shape of the transition, branching ratios to this state from upper states, B(E1), B(E2), B(E3), B(M1), T1/2 of three states and transitions; calculated low-lying states energy, structure, B(E1), B(E2), B(E3), B(M1) using QPM (Quasiparticle Phonon Model). Compared with data.
doi: 10.1140/epja/i2017-12367-5
2017KO38 Phys.Rev. C 96, 044305 (2017) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, R.Altenkirch, S.Ansari, A.Astier, M.Bast, M.Beckers, Th.Braunroth, M.Cappellazzo, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Goldkuhle, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, Th.Kroll, J.Litzinger, K.Moschner, C.Muller-Gatermann, P.Petkov, M.Scheck, Ph.Scholz, T.Schmidt, P.Spagnoletti, C.Stahl, R.Stegmann, A.Stolz, A.Vogt, N.Warr, V.Werner, D.Wolk, J.C.Zamora, K.O.Zell, V.Yu.Ponomarev, P.Van Isacker Low collectivity of the 2+1 state of 212Po NUCLEAR REACTIONS 208Pb(12C, 8Be)212Po, E=64 MeV; measured Eγ, Iγ, (particle)γ-coin, half-life of the first 2+ state by recoil-distance Doppler-shift (RDDS) method at the FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(E2). Comparisons with levels and B(E2) of 210Po and 210Pb, and with theoretical calculations using shell model. Systematics of B(E2) values for the first 2+ states in 20Ne, 44Ti, 52Ti, 136Te, 212Po, nuclei with two valence protons and two valence neutrons.
doi: 10.1103/PhysRevC.96.044305
2017ST09 Phys.Lett. B 770, 77 (2017) R.Stegmann, C.Stahl, G.Rainovski, N.Pietralla, C.Stoyanov, M.P.Carpenter, R.V.F.Janssens, M.Lettmann, T.Moller, O.Moller, V.Werner, S.Zhu Identification of the one-quadrupole phonon 2+1, ms state of 204Hg NUCLEAR REACTIONS 12C, 27Al(204Hg, 204Hg'), E=890 MeV; measured reaction products, Eγ, Iγ. 204Hg; deduced energy levels, J, π, B(E2), level T1/2. DSAM, Coulomb excitation. Comparison with Quasi-particle Phonon Model (QPM) calculations.
doi: 10.1016/j.physletb.2017.04.032
2016KO03 Phys.Rev. C 93, 011303 (2016) D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, C.Stahl, P.Petkov, A.Blazhev, A.Hennig, A.Astier, Th.Braunroth, M.L.Cortes, A.Dewald, M.Djongolov, C.Fransen, K.Gladnishki, V.Karayonchev, J.Litzinger, C.Muller-Gatermann, M.Scheck, Ph.Scholz, R.Stegmann, P.Thole, V.Werner, W.Witt, D.Wolk, P.Van Isacker Low-lying isovector 2+ valence-shell excitations of 212Po NUCLEAR REACTIONS 208Pb(12C, 2α)212Po, E=62 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin, enriched target, level half-lives by DSAM and line-shape analysis using an array of 12 HPGe detectors for γ detection, and solar cell array for reaction products at FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(M1), B(E2) of second and third 2+ states as candidates for one-phonon mixed-symmetry states (MSS). Comparison with simple single-j shell model calculation. 211Po; observed γ rays. 209,210Po, 208Pb, 209Bi; reaction products measured in coincidence with γ rays.
doi: 10.1103/PhysRevC.93.011303
2016PO09 Phys.Rev.Lett. 117, 222302 (2016) Zs.Podolyak, C.M.Shand, N.Lalovic, J.Gerl, D.Rudolph, T.Alexander, P.Boutachkov, M.L.Cortes, M.Gorska, I.Kojouharov, N.Kurz, C.Louchart, E.Merchan, C.Michelagnoli, R.M.Perez-Vidal, S.Pietri, D.Ralet, M.Reese, H.Schaffner, Ch.Stahl, H.Weick, F.Ameil, G.de Angelis, T.Arici, R.Carroll, Zs.Dombradi, A.Gadea, P.Golubev, M.Lettmann, C.Lizarazo, D.Mahboub, H.Pai, Z.Patel, N.Pietralla, P.H.Regan, L.G.Sarmiento, O.Wieland, E.Wilson, B.Birkenbach, B.Bruyneel, I.Burrows, L.Charles, E.Clement, F.C.L.Crespi, D.M.Cullen, P.Desesquelles, J.Eberth, V.Gonzalez, T.Habermann, L.Harkness-Brennan, H.Hess, D.S.Judson, A.Jungclaus, W.Korten, M.Labiche, A.Maj, D.Mengoni, D.R.Napoli, A.Pullia, B.Quintana, G.Rainovski, P.Reiter, M.D.Salsac, E.Sanchis, J.J.Valiente Dobon Role of the δ Resonance in the Population of a Four-Nucleon State in the 56Fe → 54Fe Reaction at Relativistic Energies NUCLEAR REACTIONS Be(56Fe, X)54Fe, E=500 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced the parallel momentum distribution of fragments, isomeric ratio of the 10+ isomeric state, a consequence of the quark structure of the nucleons.
doi: 10.1103/PhysRevLett.117.222302
2015ST08 Phys.Rev. C 91, 054326 (2015) R.Stegmann, C.Bauer, G.Rainovski, N.Pietralla, C.Stahl, S.Bonig, S.Ilieva, A.Blazhev, A.Damyanova, M.Danchev, K.Gladnishki, J.Jolie, R.Lutter, J.Pakarinen, D.Radeck, E.Rapisarda, P.Reiter, M.Scheck, B.Siebeck, T.Stora, P.Thole, T.Thomas, M.Thurauf, M.J.Vermeulen, D.Voulot, N.Warr, F.Wenander, V.Werner, H.De Witte Evolution of quadrupole collectivity in N=80 isotones toward the Z=64 subshell gap: The B(E2; 2+1 → 0+1) value of 142Sm NUCLEAR REACTIONS 48Ti, 94Mo(142Sm, 142Sm'), E=405 MeV, [secondary 142Sm beam from Ta(p, X), E=1.4 GeV from PS booster at CERN and using RILIS and GPS setup at ISOLDE-CERN]; measured Eγ, Iγ, (particle)γ-coin, γ-particle yields as function of angle using MINIBALL HPGe-detector array at REX-ISOLDE-CERN facility. Coulomb excitation technique. 142Sm; deduced matrix elements and B(E2) for the first 2+ state in 142Sm. Systematics of B(E2) values for first 2+ state in 130Sn, 132Te, 134Xe, 136Ba, 138Ce, 140Nd, 142Sm. Comparison with shell-model calculations. RADIOACTIVITY 142Pm, 142,142mEu, 142Sm(EC), (β+); measured Iγ; deduced 142mEu/142Eu isomeric ratio, and M(142Eu)/M(142Sm).
doi: 10.1103/PhysRevC.91.054326
2015ST16 Phys.Rev. C 92, 044324 (2015) C.Stahl, J.Leske, C.Bauer, D.Bazzacco, E.Farnea, A.Gottardo, P.R.John, C.Michelagnoli, N.Pietralla, M.Reese, E.Sahin, B.Birkenbach, A.Bracco, F.C.L.Crespi, G.de Angelis, P.Desesquelles, J.Eberth, A.Gadea, A.Gorgen, J.Grebosz, H.Hess, J.Jolie, A.Jungclaus, W.Korten, S.M.Lenzi, S.Lunardi, R.Menegazzo, D.Mengoni, V.Modamio, D.R.Napoli, A.Pullia, B.Quintana, F.Recchia, P.Reiter, D.Rosso, M.D.Salsac, P.-A.Soderstrom, O.Stezowski, Ch.Theisen, C.A.Ur, J.J.Valiente-Dobon Population of the 2+ms mixed-symmetry state of 140Ba with the α-transfer reaction NUCLEAR REACTIONS 12C(136Xe, 140Ba)8Be, E=500, 546 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin using AGATA demonstrator array at LNL, Legnaro. 140Ba; deduced levels, J, π, energy and cross section of 2+ mixed-symmetry state. 139Ba; observed γ rays populated in 12C(136Xe, 139Ba*)4He+αn.
doi: 10.1103/PhysRevC.92.044324
2014IL02 Phys.Rev. C 89, 054316 (2014) A.Illana, A.Jungclaus, R.Orlandi, A.Perea, C.Bauer, J.A.Briz, J.L.Egido, R.Gernhauser, J.Leske, D.Mucher, J.Pakarinen, N.Pietralla, M.Rajabali, T.R.Rodriguez, D.Seiler, C.Stahl, D.Voulot, F.Wenander, A.Blazhev, H.De Witte, P.Reiter, M.Seidlitz, B.Siebeck, M.J.Vermeulen, N.Warr Low-velocity transient-field technique with radioactive ion beams: g factor of the first excited 2+ state in 72Zn NUCLEAR MOMENTS 72Zn; measured Eγ, Iγ, (particle)γ-coin, γγ(θ, H), precession angles, g factor using the transient-field (TF) technique and MINIBALL cluster Ge detectors at REX-ISOLDE-CERN facility. 72Zn beam of 2.94 MeV/nucleon was obtained from bombardment of UCx target with 1.4-GeV protons using RILIS ion source, REXTRAP, and EBIS ion source. Comparison with shell-model and triaxial beyond-mean-field calculations, and with previous experimental results. Systematics of g factors of first 2+ states in even-even N=32-66 Zn, Ge, Se, Kr and Sr isotopes.
doi: 10.1103/PhysRevC.89.054316
2013BA38 Phys.Rev. C 88, 021302 (2013) C.Bauer, G.Rainovski, N.Pietralla, D.Bianco, A.Blazhev, T.Bloch, S.Bonig, A.Damyanova, M.Danchev, K.A.Gladnishki, T.Kroll, J.Leske, N.Lo Iudice, T.Moller, K.Moschner, J.Pakarinen, P.Reiter, M.Scheck, M.Seidlitz, B.Siebeck, C.Stahl, R.Stegmann, T.Stora, Ch.Stoyanov, D.Tarpanov, M.J.Vermeulen, D.Voulot, N.Warr, F.Wenander, V.Werner, H.De Witte Local suppression of collectivity in the N=80 isotones at the Z=58 subshell closure NUCLEAR REACTIONS 48Ti, 64Zn(140Nd, 140Nd'), E=399 MeV; measured Eγ, Iγ, (particle)γ-coin, yields using RILIS source and Miniball array at REX-ISOLDE-CERN facility. 140Nd; deduced E2 and diagonal matrix elements, B(E2) and Q2 for first 2+ state from Coulomb excitation. 48Ti, 64Zn, 140Sm; measured Eγ for first 2+ states. Comparison with shell-model and QPM calculations. Systematics of B(E2) values for first 2+ states in even-even N=80, Z=50-60 nuclei.
doi: 10.1103/PhysRevC.88.021302
2013ST05 Phys.Rev. C 87, 037302 (2013) C.Stahl, J.Leske, N.Pietralla, P.R.John, G.Rainovski, J.Gerl, I.Kojouharov, H.Schaffner Identification of the proton 2p1/2 → 2p3/2 M1 spin-flip transition in 87Rb NUCLEAR REACTIONS 12C(86Kr, X), E=2.85 MeV/nucleon; measured Eγ, Iγ, particle spectra, γγ-, (particle)γ-coin, level half-lives by DSAM using EUROBALL cluster detectors at GSI facility. 87Rb; deduced levels, J, π, B(M1), M1 spin-flip transition.
doi: 10.1103/PhysRevC.87.037302
2012BA40 Phys.Rev. C 86, 034310 (2012) C.Bauer, T.Behrens, V.Bildstein, A.Blazhev, B.Bruyneel, J.Butterworth, E.Clement, L.Coquard, J.L.Egido, A.Ekstrom, C.R.Fitzpatrick, C.Fransen, R.Gernhauser, D.Habs, H.Hess, J.Leske, T.Kroll, R.Krucken, R.Lutter, P.Marley, T.Moller, T.Otsuka, N.Patronis, A.Petts, N.Pietralla, T.R.Rodriguez, N.Shimizu, C.Stahl, I.Stefanescu, T.Stora, P.G.Thirolf, D.Voulot, J.van de Walle, N.Warr, F.Wenander, A.Wiens Prolate shape of 140Ba from a first combined Doppler-shift and Coulomb-excitation measurement at the REX-ISOLDE facility NUCLEAR REACTIONS 96Mo(140Ba, 140Ba'), [140Ba secondary beam from U(p, X), E=1.4 GeV primary beam], E=392 MeV; measured Eγ, Iγ, (particle)γ-coin, yields in different angular ranges, differential σ(θ), half-life of first 2+ state by DSAM using REX-ISOLDE and MINIBALL setup at ISOLDE-CERN. 140Ba; deduced level, E2 matrix element, B(E2), and static quadrupole moment of first 2+ state. Z=56, A=130=146; systematics of energies and B(E2) of first 2+ states. Comparison with Monte Carlo shell-model approach and beyond-mean-field calculations. Gogny energy density functionals and distribution of probability contours in the triaxial (β, γ) plane for 0+, 2+ and 4+ states first two bands. NUCLEAR MOMENTS 140Ba; measured static quadrupole moment of first 2+ state by reorientation analysis of Coulomb-excitation yields.
doi: 10.1103/PhysRevC.86.034310
2012MO43 J.Phys.:Conf.Ser. 366, 012034 (2012) T.Moller, C.Bauer, R.V.F.Janssens, C.J.Lister, E.A.McCutchan, N.Pietralla, G.Rainovski, D.Seweryniak, C.Stahl, S.Zhu Projectile Coulomb Excitation of the nucleus 194Pt NUCLEAR REACTIONS 12C(194Pt, 194Pt'), E=850 MeV; measured Coulomb excitation Eγ, Iγ using GAMMASPHERE Ge detector array. 194Pt deduced γ transitions, low-lying collective levels, J, π, rotational bands, σ, absolute B(E2) γ transition strengths;calculated γ transitions using O(6) symmetry of IBM.
doi: 10.1088/1742-6596/366/1/012034
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