NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = O.L.Pechenaya Found 21 matches. 2014RE12 Phys.Rev. C 90, 044318 (2014) W.Reviol, R.V.F.Janssens, S.Frauendorf, D.G.Sarantites, M.P.Carpenter, X.Chen, C.J.Chiara, D.J.Hartley, K.Hauschild, T.Lauritsen, A.Lopez-Martens, M.Montero, O.L.Pechenaya, D.Seweryniak, J.B.Snyder, S.Zhu Characterization of octupole-type structures in 221Th NUCLEAR REACTIONS 207Pb(18O, 4n), E=96 MeV; measured Eγ, Iγ, γγ-, (evaporation residues)γ-coin, γ(θ) using Gammasphere and HERCULES detector arrays at ATLAS-ANL facility. 221Th; deduced high-spin levels, J, π, multipolarity, mixing ratio, bands, alternating-parity sequences and multiple octupole structures, B(E1)/B(E2) and B(M1)/B(E2) ratios, alignment plots. Systematics of octupole structures, parity splitting, and other properties in 218,219,220,221,222Ra, 219,220,221,222,223,224Th.
doi: 10.1103/PhysRevC.90.044318
2012DE05 Phys.Rev. C 85, 034320 (2012) G.de Angelis, K.T.Wiedemann, T.Martinez, R.Orlandi, A.Petrovici, E.Sahin, J.J.Valiente-Dobon, D.Tonev, S.Lunardi, B.S.Nara Singh, R.Wadsworth, A.Gadea, K.Kaneko, P.G.Bizzeti, A.M.Bizzeti-Sona, B.Blank, A.Bracco, M.P.Carpenter, C.J.Chiara, E.Farnea, A.Gottardo, J.P.Greene, S.M.Lenzi, S.Leoni, C.J.Lister, D.Mengoni, D.R.Napoli, O.L.Pechenaya, F.Recchia, W.Reviol, D.G.Sarantites, D.Seweryniak, C.A.Ur, S.Zhu Shape isomerism and shape coexistence effects on the Coulomb energy differences in the N=Z nucleus 66As and neighboring T=1 multiplets NUCLEAR REACTIONS 40Ca(32S, npα)66As, E=90 MeV; measured Eγ, Iγ, γ(θ), angular asymmetry ratios, (particle)nγ-, γγ-coin, particle and neutron spectra, isomer half-life using Gammasphere array at ATLAS facility. 66As; deduced levels, J, π, shape isomer, B(E2), isospin=1 states, Coulomb energy differences (CED); calculated neutron single-particle energies. Breaking of isospin symmetry and correlations induced by the Coulomb interaction. Comparison with shell model and Complex excited Vampir calculations.
doi: 10.1103/PhysRevC.85.034320
2011RE04 Acta Phys.Pol. B42, 671 (2011) W.Reviol, D.G.Sarantites, X.Chen, M.Montero, O.L.Pechenaya, J.Snyder, R.V.F.Janssens, M.P.Carpenter, C.J.Chiara, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, K.Hauschild, A.Lopez-Martens, D.J.Hartley, S.Frauendorf Tidal Waves and Onset of Collectivity above N = 126 NUCLEAR REACTIONS 198Pt(26Mg, X)219Th/220Th, E=128 MeV; 207Pb(18O, X)218Ra/221Th, E=96 MeV; measured reaction products, Eγ, Iγ, ER nucleus-γ-coin.; deduced level scheme, B(E1)/B(E2) ratios as a function of spin, tidal-wave concept.
doi: 10.5506/APhysPolB.42.671
2009AN01 Phys.Rev. C 79, 024312 (2009) L.-L.Andersson, I.Ragnarsson, D.Rudolph, E.K.Johansson, D.A.Torres, C.Andreoiu, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, S.Zhu Comprehensive γ-ray spectroscopy of rotational bands in the N = Z + 1nucleus 61Zn NUCLEAR REACTIONS 36Ar(28Si, n2p), E=142, 148 MeV; measured Eγ, Iγ, γγ-coin, neutron and particle spectra. 61Zn; deduced levels, J, π, multipolarity, bands. Comparison with Cranked Nilsson-Strutinsky calculations.
doi: 10.1103/PhysRevC.79.024312
2009GE14 Phys.Rev. C 80, 051304 (2009) J.Gellanki, I.Ragnarsson, D.Rudolph, C.E.Svensson, L.-L.Andersson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Eberth, J.Ekman, C.Fahlander, D.S.Haslip, E.K.Johansson, D.R.LaFosse, S.D.Paul, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, H.G.Thomas, D.A.Torres, J.C.Waddington, J.N.Wilson, C.H.Yu, S.Zhu Characterization of superdeformed bands in 62Zn NUCLEAR REACTIONS 28Si(36Ar, 2p), E=140 MeV; 40Ca(28Si, 2pα), E=122 MeV; measured Eγ, Iγ, γγ-coin, DCO using Gammasphere array. 62Zn; deduced levels, J, π, moment of inertia, configurations. Comparison with cranked Nilsson-Strutinsky calculations.
doi: 10.1103/PhysRevC.80.051304
2009JO03 Phys.Rev. C 80, 014321 (2009) E.K.Johansson, D.Rudolph, I.Ragnarsson, L.-L.Andersson, D.A.Torres, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu Thorough γ-ray and particle decay investigations of 58Ni NUCLEAR REACTIONS 28Si(36Ar, 2pα), E=136, 143, 148 MeV; measured Eγ, Iγ, Ep, Ip, Eα, (particle)γ-, nγ-, pγ-, αγ-, γγ-coin, γγ(θ), DCO. 58Ni; deduced levels, J, π, multipolarity, mixing ratio, bands and configurations. 57Co, 54Fe; deduced levels, J, π from prompt proton and α emission from 58Ni high-spin states. Comparison with large-scale shell model and cranked Nilsson-Strutinsky calculations.
doi: 10.1103/PhysRevC.80.014321
2009OR02 Phys.Rev.Lett. 103, 052501 (2009) R.Orlandi, G.de Angelis, P.G.Bizzeti, S.Lunardi, A.Gadea, A.M.Bizzeti-Sona, A.Bracco, F.Brandolini, M.P.Carpenter, C.J.Chiara, F.Della Vedova, E.Farnea, J.P.Greene, S.M.Lenzi, S.Leoni, C.J.Lister, N.Marginean, D.Mengoni, D.R.Napoli, B.S.Nara Singh, O.L.Pechenaya, F.Recchia, W.Reviol, E.Sahin, D.G.Sarantites, D.Seweryniak, D.Tonev, C.A.Ur, J.J.Valiente-Dobon, R.Wadsworth, K.T.Wiedemann, S.Zhu Coherent Contributions to Isospin Mixing in the Mirror Pair 67As and 67Se NUCLEAR REACTIONS 40Ca(32S, αp), (32S, αn), E=90 MeV; measured Eγ, Iγ, γγγ-coin., particle-γγ-coin.; deduced partial level schemes, lifetimes of the excited states, B(E1), B(M2), isovector and isoscalar components of electromagnetic transition amplitudes.
doi: 10.1103/PhysRevLett.103.052501
2009RE09 Phys.Rev. C 80, 011304 (2009) W.Reviol, D.G.Sarantites, C.J.Chiara, M.Montero, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, O.L.Pechenaya, S.G.Frauendorf Parity doubling in 219Th and the onset of collectivity above N=126 NUCLEAR REACTIONS 198Pt(26Mg, 5n), E=128 MeV; measured Eγ, Iγ, γγ-coin, γγ(linear pol). 219Th; deduced levels, J, π, bands and Quadrupole-octupole collectivity. Comparison with level structure of 217Ra.
doi: 10.1103/PhysRevC.80.011304
2008AN06 Eur.Phys.J. A 36, 251 (2008) L.-L.Andersson, D.Rudolph, E.K.Johansson, D.A.Torres, B.G.Carlsson, I.Ragnarsson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu Extensive γ-ray spectroscopy of normally and superdeformed structures in 6129Cu32 NUCLEAR REACTIONS 28Si(36Ar, 3p), E=142, 143, 148 MeV; measured Eγ, Iγ, En, In, charged-particle spectra, (proton)γ-, γγ-coin. 61Cu deduced energy levels, J, π, band structure, configurations, transition intensities and multipolarities using directional correlations of oriented states analysis. Comparison with shell model and cranked Nilsson-Strutinsky calculations. Gammasphere and Microball arrays. Enriched target.
doi: 10.1140/epja/i2008-10590-9
2008HA39 Phys.Rev. C 78, 054319 (2008); Publishers Note Phys.Rev. C 78, 069901 (2008) D.J.Hartley, E.P.Seyfried, W.Reviol, D.G.Sarantites, C.J.Chiara, O.L.Pechenaya, K.Hauschild, A.Lopez-Martens, M.P.Carpenter, R.V.F.Janssens, D.Seweryniak, S.Zhu Possible shears bands in 204At and 206Fr, and identification of excited states in 205, 207Fr NUCLEAR REACTIONS 181Ta(30Si, X), E=152 MeV; measured Eγ, Iγ, γγ-coin.204At, 205,206,207Fr; deduced levels, J, π, B(M1), B(E2), magnetic rotational bands. 202,204,206,208,210,212,214,216,218,220,222Rn; 205,207,209,211,213,215,217,219,221,223Fr, 206,208,210,212,214,216,218,220,222,224Fr; energy systematics. 205Rn, 198,199,200,201,202Bi, 197,198,199,200,201Pb; systematics of spin and rotational energy.
doi: 10.1103/PhysRevC.78.054319
2008JO04 Phys.Rev. C 77, 064316 (2008) E.K.Johansson, D.Rudolph, L.-L.Andersson, D.A.Torres, I.Ragnarsson, C.Andreoiu, C.Baktash, M.P.Carpenter, R.J.Charity, C.J.Chiara, J.Ekman, C.Fahlander, C.Hoel, O.L.Pechenaya, W.Reviol, R.du Rietz, D.G.Sarantites, D.Seweryniak, L.G.Sobotka, C.H.Yu, S.Zhu Prompt proton decay and deformed bands in 56Ni NUCLEAR REACTIONS 28Si(36Ar, 2α), E=142, 143, 148 MeV; measured Eγ, Iγ, γγ-coin, angular distributions, multipolarities. 56Ni; deduced levels, J, π, bands, deformation parameters. Comparison with cranked Nilsson-Strutinsky calculations. RADIOACTIVITY 56Ni(p); measured proton spectra. 55Co; deduced levels, J, π.
doi: 10.1103/PhysRevC.77.064316
2008PE26 Phys.Rev. C 78, 039804 (2008) O.L.Pechenaya, D.G.Sarantites, W.Reviol, C.J.Chiara, R.V.F.Janssens, C.J.Lister, D.Seweryniak Reply to "Comment on "Level structure of 92Rh: Implications for the two-proton decay of 94Agm"
doi: 10.1103/PhysRevC.78.039804
2008TO15 Phys.Rev. C 78, 054318 (2008) D.A.Torres, F.Cristancho, L.-L.Andersson, E.K.Johansson, D.Rudolph, C.Fahlander, J.Ekman, R.du Rietz, C.Andreoiu, M.P.Carpenter, D.Seweryniak, S.Zhu, R.J.Charity, C.J.Chiara, C.Hoel, O.L.Pechenaya, W.Reviol, D.G.Sarantites, L.G.Sobotka, C.Baktash, C.-H.Yu, B.G.Carlsson, I.Ragnarsson Deformations and magnetic rotations in the 60Ni nucleus NUCLEAR REACTIONS 28Si(36Ar, 4p), E=134, 143, 148 MeV; measured Eγ, Iγ, γγ-coin, angular distributions. 60Ni; deduced levels, J, π, multipolarity, mixing ratios, B(M1), B(E2). Comparison with cranked Nilsson Strutinsky calculations.
doi: 10.1103/PhysRevC.78.054318
2007CH40 Phys.Rev. C 75, 054305 (2007); Publisher's note Phys. Rev. C 75, 059904 (2007) C.J.Chiara, M.Devlin, E.Ideguchi, D.R.LaFosse, F.Lerma, W.Reviol, S.K.Ryu, D.G.Sarantites, O.L.Pechenaya, C.Baktash, A.Galindo-Uribarri, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, P.Reiter, D.Seweryniak, P.Fallon, A.Gorgen, A.O.Macchiavelli, D.Rudolph, G.Stoitcheva, W.E.Ormand Probing sd-fp cross-shell interactions via terminating configurations in 42, 43Sc NUCLEAR REACTIONS 28Si(20Ne, X)42Sc, 28Si(20Ne, X)43Sc, E=84 MeV; 24Mg(24Mg, X)42,43Sc, E=94 MeV; measured Eγ, Iγ, γγ-, (charged-particle)γ- coinc, angular distributions using the Gammasphere. Deduced level energies, J, π, high-spin and high-energy extension of level scheme.
doi: 10.1103/PhysRevC.75.054305
2007PE14 Phys.Rev. C 76, 011304 (2007) O.L.Pechenaya, C.J.Chiara, D.G.Sarantites, W.Reviol, R.J.Charity, M.P.Carpenter, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, L.-L.Andersson, E.K.Johansson, D.Rudolph Level structure of 92Rh: Implications for the two-proton decay of 94Agm NUCLEAR REACTIONS 40Ca(58Ni, npα), E=240 MeV; measured Eγ, Iγ, γγ-coinc, (particle)γ-coinc. 92Rh deduced levels, J, π.
doi: 10.1103/PhysRevC.76.011304
2007RE14 Acta Phys.Pol. B38, 1547 (2007) W.Reviol, D.G.Sarantites, C.J.Chiara, M.Montero, O.L.Pechenaya In-Beam Spectroscopy in the Actinide Region Using an Evaporation Residue Detector NUCLEAR REACTIONS 198Pt(26Mg, X)224Th, E=128 MeV; measured Eγ, Iγ, γγ-coinc, (particle)γ-coinc. 219,220Th deduced levels, J, π.
2006CH09 Phys.Rev. C 73, 021301 (2006) C.J.Chiara, D.G.Sarantites, M.Montero, J.O'Brien, W.Reviol, O.L.Pechenaya, R.M.Clark, P.Fallon, A.Gorgen, A.O.Macchiavelli, D.Ward, Y.R.Shimizu, W.Satula Decay-out properties of a linked superdeformed band in 84Zr NUCLEAR REACTIONS 58Ni(32S, 2pα), E=140 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 84Zr deduced high-spin levels, J, π, superdeformed bands, linking transitions. Gammasphere, Microball arrays. Potential energy surface calculations.
doi: 10.1103/PhysRevC.73.021301
2006CH57 Phys.Scr. T125, 119 (2006) C.J.Chiara, D.G.Sarantites, M.Montero, J.O'Brien, W.Reviol, O.L.Pechenaya, R.M.Clark, P.Fallon, A.Gorgen, A.O.Macchiavelli, D.Ward, W.Satula, Y.R.Shimizu Linking transitions in the A ≈ 80 region of superdeformation NUCLEAR REACTIONS 58Ni(32S, 2pα), E=140 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 84Zr deduced superdeformed band transitions, linking transitions to normal-deformed states. Gammasphere, Microball arrays.
doi: 10.1088/0031-8949/2006/T125/027
2006RE15 Phys.Rev. C 74, 044305 (2006) W.Reviol, C.J.Chiara, M.Montero, D.G.Sarantites, O.L.Pechenaya, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Seweryniak, S.Zhu, S.G.Frauendorf Multiple octupole-type band structures in 220Th: Reflection-asymmetric tidal waves? NUCLEAR REACTIONS 198Pt(26Mg, 4n), E=128 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 220Th deduced high-spin levels, J, π, B(E1)/B(E2). Gammasphere array.
doi: 10.1103/PhysRevC.74.044305
2005RE07 Nucl.Instrum.Methods Phys.Res. A541, 478 (2005) W.Reviol, D.G.Sarantites, R.J.Charity, C.J.Chiara, J.Elson, M.Montero, O.L.Pechenaya, S.K.Ryu, L.G.Sobotka "HERCULES": Design, instrumentation, and performance characteristics of a high-efficiency evaporation-residue counter under a lot of elastic scattering for spectroscopic studies with Gammasphere NUCLEAR REACTIONS 126Te(48Ti, xnypzα), E=238 MeV; 142Nd(48Ti, xnypzα), E=230 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin, evaporation residue energy and angular distribution. Gammasphere, Hercules arrays.
doi: 10.1016/j.nima.2004.12.028
2004SA43 Nucl.Instrum.Methods Phys.Res. A530, 473 (2004) D.G.Sarantites, W.Reviol, C.J.Chiara, R.J.Charity, L.G.Sobotka, M.Devlin, M.Furlotti, O.L.Pechenaya, J.Elson, P.Hausladen, S.Fischer, D.Balamuth, R.M.Clark "Neutron Shell": a high efficiency array of neutron detectors for γ-ray spectroscopic studies with Gammasphere NUCLEAR REACTIONS 28Si(32S, xnyp), E=130 MeV; measured Eγ, En, γγ-, nγ-, (charged particle)nγ-coin, neutron angular distributions. Gammasphere, Microball, "Neutron Shell" arrays.
doi: 10.1016/j.nima.2004.04.243
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