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NSR database version of May 30, 2024.

Search: Author = T.P.Swan

Found 23 matches.

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2019GO10      Phys.Rev. C 99, 054326 (2019)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, A.I.Morales, A.Gadea, S.Lunardi, P.Boutachkov, A.M.Bruce, M.Gorska, J.Grebosz, S.Pietri, Zs.Podolyak, M.Pfutzner, P.H.Regan, D.Rudolph, H.Weick, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, A.Bracco, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, D.R.Napoli, F.Naqvi, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, O.Wieland, H-J.Wollersheim, F.Nowacki, E.Maglione

New spectroscopic information on 211, 213Tl: A changing structure beyond the N=126 shell closure

NUCLEAR REACTIONS 9Be(238U, F)208Hg/210Hg/211Tl/213Tl/212Pb/214Pb/216Pb/217Bi, E=1 GeV/nucleon; measured reaction products, fragment yields, A/Z plot, Eγ, Iγ, γγ-coin, half-lives of isomers in 211Tl and 213Tl using the FRS-RISING system at GSI facility. 211,213Tl; deduced levels, isomers, J, π, configurations. Comparison with shell model calculations, and seniority isomers observed in 210Pb to 216Pb isotopes.

doi: 10.1103/PhysRevC.99.054326
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2015AK02      Phys.Rev. C 91, 031301 (2015)

A.Akber, M.W.Reed, P.M.Walker, Yu.A.Litvinov, G.J.Lane, T.Kibedi, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, I.J.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, Zs.Podolyak, A.Prochazka, C.Scheidenberger, D.Shubina, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi

Increased isomeric lifetime of hydrogen-like 192mOs

RADIOACTIVITY 192mOs(IT)[from 9Be(197Au, X), E=478-492 MeV/nucleon]; measured half-life of the highly-charged stored ions using Schottky mass spectrometry in Experimental Storage Ring (ESR) of the isomeric state of 192Os at UNILAC and SIS-18 heavy-ion accelerators of GSI. Discussed increased half-life of the hydrogen-like ions of isomeric state as compared to that of the neutral ions.

doi: 10.1103/PhysRevC.91.031301
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2015MO20      Europhys.Lett. 111, 52001 (2015)

A.I.Morales, G.Benzoni, N.Al-Dahan, S.Vergani, Zs.Podolyak, P.H.Regan, T.P.D.Swan, J.J.Valiente-Dobon, A.Bracco, P.Boutachkov, F.C.L.Crespi, J.Gerl, M.Gorska, S.Pietri, P.M.Walker, H.-J.Wollersheim

First measurement of the β-decay half-life of 206Au

RADIOACTIVITY 206Au(β-); measured decay products, Eγ, Iγ. 206Hg; deduced T1/2, level energies, partial level scheme, J, π. FRDM + QRPA calculations, comparison with available data.

doi: 10.1209/0295-5075/111/52001
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2014GO20      Phys.Rev. C 90, 034317 (2014)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, S.Lunardi, A.Gadea, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, D.Bazzacco, J.Benlliure, P.Boutachkov, M.Bowry, A.Bracco, A.M.Bruce, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, M.Gorska, J.Grebosz, E.Gregor, T.Habermann, R.Hoischen, R.Janik, P.R.John, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, V.Modamio, A.I.Morales, D.R.Napoli, F.Naqvi, R.Nicolini, C.Nociforo, M.Pfutzner, S.Pietri, Zs.Podolyak, A.Prochazka, W.Prokopowicz, F.Recchia, P.H.Regan, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, H.Weick, O.Wieland, H-J.Wollersheim

Isomeric decay spectroscopy of the 217Bi isotope

RADIOACTIVITY 217mBi(IT)[from 9Be(238U, X), E=1 GeV/nucleon]; measured Eγ, Iγ, γγ-coin, isomer half-life by γ(t) using FRS-RISING system at UNILAC-SIS-18 accelerator facility of GSI. 217Bi; deduced levels, J, π, B(E2). Comparison with large-scale shell model calculations and structures of 211,213,215Bi.

NUCLEAR STRUCTURE 211,213,215,217Bi; calculated levels, J, π using large-scale shell model and Kuo-Herling (KH) interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.034317
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2014MO02      Phys.Rev. C 89, 014324 (2014)

A.I.Morales, G.Benzoni, A.Gottardo, J.J.Valiente-Dobon, N.Blasi, A.Bracco, F.Camera, F.C.L.Crespi, A.Corsi, S.Leoni, B.Million, R.Nicolini, O.Wieland, A.Gadea, S.Lunardi, M.Gorska, P.H.Regan, Zs.Podolyak, M.Pfutzner, S.Pietri, P.Boutachkov, H.Weick, J.Grebosz, A.M.Bruce, J.Alcantara Nunez, A.Algora, N.Al-Dahan, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, M.Bunce, E.Casarejos, M.L.Cortes, A.M.D.Bacelar, A.Y.Deo, G.de Angelis, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.Mandal, R.Menegazzo, D.Mengoni, D.R.Napoli, F.Naqvi, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, H.-J.Wollersheim

β-decay studies of neutron-rich Tl, Pb, and Bi isotopes

RADIOACTIVITY 211,212,213Tl, 215Pb, 215,215m,216,216m,217,218,219Bi(β-)[from 9Be(238U, X), E=1 GeV]; measured Eγ, Iγ, γγ-, βγ-, αγ-coin, βα-, (ion)βγ- and (ion)αγ-correlated events, half-life of 215Pb g.s., α spectra from decay of 211Bi, 212,213,214,215,216,217,218Po, 217At, 219,220Rn, 221Fr using FRS separator, RISING array for γ rays, and particle detectors at UNILAC-SIS-GIS facility. 211,212,213Pb, 215Bi, 215,216,217,218Po; deduced levels, J, π, β feedings, configurations. Comparisons with shell model calculations. Discussed role of allowed Gamow-Teller and first-forbidden β transitions.

doi: 10.1103/PhysRevC.89.014324
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2013BA29      Phys.Lett. B 723, 302 (2013)

A.M.D.Bacelar, A.M.Bruce, Zs.Podolyak, N.Al-Dahan, M.Gorska, S.Lalkovski, S.Pietri, M.V.Ricciardi, A.Algora, N.Alkhomashi, J.Benlliure, P.Boutachkov, A.Bracco, E.Calore, E.Casarejos, I.J.Cullen, A.Y.Deo, P.Detistov, Zs.Dombradi, C.Domingo-Pardo, M.Doncel, F.Farinon, G.F.Farrelly, H.Geissel, W.Gelletly, J.Gerl, N.Goel, J.Grebosz, R.Hoischen, I.Kojouharov, N.Kurz, S.Leoni, F.Molina, D.Montanari, A.I.Morales, A.Musumarra, D.R.Napoli, R.Nicolini, C.Nociforo, A.Prochazka, W.Prokopowicz, P.H.Regan, B.Rubio, D.Rudolph, K.-H.Schmidt, H.Schaffner, S.J.Steer, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, J.J.Valiente-Dobon, S.Verma, P.M.Walker, H.Weick, H.J.Wollersheim

The population of metastable states as a probe of relativistic-energy fragmentation reactions

NUCLEAR REACTIONS 9Be(238U, X)198Po/200Po/206Po/208Po/208At/209At/210At/211At/210Rn/211Rn/212Rn/213Rn/214Rn/208Fr/211Fr/212Fr/213Fr/214Fr/210Ra/211Ra/212Ra/214Ra/215Ra/215Ac, E=1 GeV/nucleon; measured reaction products, E γ, Iγ; deduced isomeric ratios, high-spin isomers. Comparison with theoretical isomeric ratios calculated in the framework of the abrasion-ablation model.

doi: 10.1016/j.physletb.2013.05.033
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2013GO10      Phys.Lett. B 725, 292 (2013)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, A.Gadea, S.Lunardi, P.Boutachkov, A.M.Bruce, M.Gorska, J.Grebosz, S.Pietri, Zs.Podolyak, M.Pfutzner, P.H.Regan, H.Weick, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, A.Bracco, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, P.R.John, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, V.Modamio, A.I.Morales, D.R.Napoli, F.Naqvi, R.Nicolini, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, O.Wieland, H.-J.Wollersheim

New μs isomers in the neutron-rich 210Hg nucleus

NUCLEAR REACTIONS 9Be(238U, X)210Hg, E=1 GeV/nucleon; measured reaction products and fragments, Eγ, Iγ, (210Hg)γ(t), γγ-coin, isomer T1/2 using FRS-RISING setup at GSI. 210Hg; deduced levels, isomers, J, π. Comparison with level structure in 208Hg, and with shell-model calculations.

doi: 10.1016/j.physletb.2013.07.053
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2013SH30      Phys.Rev. C 88, 024310 (2013)

D.Shubina, R.B.Cakirli, Yu.A.Litvinov, K.Blaum, C.Brandau, F.Bosch, J.J.Carroll, R.F.Casten, D.M.Cullen, I.J.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, C.Kozhuharov, R.Knobel, J.Kurcewicz, N.Kuzminchuk, S.A.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, Z.Patyk, W.R.Plass, A.Prochazka, M.W.Reed, M.S.Sanjari, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, P.M.Walker, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi, C.Zhou

Schottky mass measurements of heavy neutron-rich nuclides in the element range 70≤Z≤79 at the GSI Experimental Storage Ring

ATOMIC MASSES 181,183Lu, 185,186Hf, 187,188Ta, 189,190,191W, 192,193Re, 195Os; measured masses by Schottky mass spectrometry (SMS) technique using FRS-ESR facility at GSI. 181Hf, 181,182,183,185Ta, 184,186,187W, 189,191Re, 188,190,192,193Os, 191Ir, 194,196Pt, 196Au; measured Schottky frequency spectra for calibration purpose; deduced mass excesses, and compared with AME-2003. 179Lu, 182,182mHf, 184Ta, 186,187,188,190m,192mRe, 189,190m,191,194Os, 190,192,193,194,195Ir, 191Pt; measured Schottky frequency spectra. Bare, H- or He-like isotopes produced in 9Be(197Au, X) reaction using E(197Au)=469.35 MeV/nucleon beam from UNILAC and SIS-18 accelerators at GSI. Investigated correlations between S(2n) and energies of first 2+ states in even-even N=84-124, Z=62-78 isotopes; deduced collectivity. Systematics of S(2n) values for even N=100-124, odd Z=67-77.

doi: 10.1103/PhysRevC.88.024310
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2012BE28      Phys.Lett. B 715, 293 (2012)

G.Benzoni, A.I.Morales, J.J.Valiente-Dobon, A.Gottardo, A.Bracco, F.Camera, F.C.L.Crespi, A.M.Corsi, S.Leoni, B.Million, R.Nicolini, O.Wieland, A.Gadea, S.Lunardi, P.Boutachkov, A.M.Bruce, M.Gorska, J.Grebosz, S.Pietri, Zs.Podolyak, M.Pfutzner, P.H.Regan, H.Weick, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, M.Bunce, E.Casarejos, M.L.Cortes, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.Mandal, R.Menegazzo, D.Mengoni, D.R.Napoli, F.Naqvi, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, H.-J.Wollersheim

First measurement of beta decay half-lives in neutron-rich Tl and Bi isotopes

RADIOACTIVITY 219Bi, 211,212,213Tl(β-) [from Be(238U, X), E=1 GeV/nucleon]; measured decay products, Eγ, Iγ, X-rays; deduced T1/2. Comparison with FRDM+QRPA calculations.

doi: 10.1016/j.physletb.2012.07.063
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2012GO19      Phys.Rev.Lett. 109, 162502 (2012)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, R.Nicolini, A.Gadea, S.Lunardi, P.Boutachkov, A.M.Bruce, M.Gorska, J.Grebosz, S.Pietri, Zs.Podolyak, M.Pfutzner, P.H.Regan, H.Weick, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, A.Bracco, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, Mandal, R.Menegazzo, D.Mengoni, B.Million, A.I.Morales, D.R.Napoli, F.Naqvi, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, O.Wieland, H-J.Wollersheim, F.Nowacki, E.Maglione, A.P.Zuker

New Isomers in the Full Seniority Scheme of Neutron-Rich Lead Isotopes: The Role of Effective Three-Body Forces

NUCLEAR REACTIONS Be(238U, X)210Pb/212Pb/214Pb/216Pb, E=1 GeV/nucleon; measured reaction products, Eγ, Iγ; deduced level schemes, J, π, B(E2). Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.109.162502
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2012KO36      Phys.Rev.Lett. 109, 172501 (2012)

R.L.Kozub, G.Arbanas, A.S.Adekola, D.W.Bardayan, J.C.Blackmon, K.Y.Chae, K.A.Chipps, J.A.Cizewski, L.Erikson, R.Hatarik, W.R.Hix, K.L.Jones, W.Krolas, J.F.Liang, Z.Ma, C.Matei, B.H.Moazen, C.D.Nesaraja, S.D.Pain, D.Shapira, J.F.Shriner, Jr., M.S.Smith, T.P.Swan

Neutron Single Particle Structure in 131Sn and Direct Neutron Capture Cross Sections

NUCLEAR REACTIONS 2H(130Sn, p), E=630 MeV; 130Sn(n, γ), E<5 MeV;measured reaction products, Ep, Ip; deduced σ(θ), energy levels, J, π, properties of single-particle states, direct-semidirect σ. Comparison with available data.

doi: 10.1103/PhysRevLett.109.172501
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2012RE19      Phys.Rev. C 86, 054321 (2012)

M.W.Reed, P.M.Walker, I.J.Cullen, Yu.A.Litvinov, D.Shubina, G.D.Dracoulis, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.X.Dong, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, Zs.Podolyak, A.Prochazka, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, F.R.Xu, T.Yamaguchi

Long-lived isomers in neutron-rich Z=72-76 nuclides

NUCLEAR REACTIONS Be(197Au, X)183Hf/184Hf/186Hf/186Ta/187Ta, 186W/190W/190Re/192Re/194Re/194Ir/194Os/195Os/196Pt, E=478-492 MeV/nucleon; measured Schottky mass and frequency spectra, ion revolution frequencies, survival curves of ions, isomer energies and half-lives of highly charged (helium-like, hydrogen-like, and bare) ions, γ spectra. FRS and ESR at UNILAC-SIS accelerator facility in GSI. 183,184,186Hf, 186,187Ta, 186W, 190,192,194Re, 195Os; deduced levels, isomers, J, π, configuration, decay modes. Comparison with potential energy surface, and multi-quasiparticle (MQP) calculations. 186Ta, 192Re; calculated 2qp levels. Systematics of theoretical and experimental 2qp 8- isomers and 4qp levels in 170,172,174,176,178,180,182,184,186,188,190Hf.

doi: 10.1103/PhysRevC.86.054321
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2012RE22      J.Phys.:Conf.Ser. 381, 012058 (2012)

M.W.Reed, P.M.Walker, I.J.Cullen, Yu.A.Litvinov, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, A.Prochazka, C.Scheidenberger, D.Shubina, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi

Technique for Resolving Low-lying Isomers in the Experimental Storage Ring (ESR) and the Occurrence of an Isomeric State in 192Re

doi: 10.1088/1742-6596/381/1/012058
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2012SW01      Phys.Rev. C 85, 024313 (2012)

T.P.D.Swan, P.M.Walker, Zs.Podolyak, M.W.Reed, G.D.Dracoulis, G.J.Lane, T.Kibedi, M.L.Smith

Discovery of isomers in dysprosium, holmium, and erbium isotopes with N=94 to 97

NUCLEAR REACTIONS 160Gd(9Be, X)161Dy/163Ho/162Er/165Er, E=57 MeV; measured Eγ, Iγ, γγ-coin, delayed γ, γγ(t), half-lives. 161Dy, 163Ho, 162,165Er; deduced levels, J, π, isomers, B(E2), B(M1), B(E1), intrinsic g factors, rotational bands, configurations, angular momentum alignment, reduced hindrance factors. Coriolis and octupole band mixing. Comparison with BCS calculations.

doi: 10.1103/PhysRevC.85.024313
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2012SW02      Phys.Rev. C 86, 044307 (2012)

T.P.D.Swan, P.M.Walker, Zs.Podolyak, M.W.Reed, G.D.Dracoulis, G.J.Lane, T.Kibedi, M.L.Smith

Hindered decays from a non-yrast four-quasiparticle isomer in 164Er

NUCLEAR REACTIONS 160Gd(9Be, 5n), E=57 MeV; measured Eγ, Iγ, γγ-coin, isomer half-life by γ(t) using CAESAR array at ANU facility. 164Er; deduced levels, J, π, bands, total conversion coefficients, configurations, branching ratio, hindrance factor, forbiddenness. Highly K-forbidden γ-ray transitions. Systematics of E2 and E3 reduced-hindrance factors in 164Er, 174Yb, 174,175,176,177,178Hf, 174,176,179,180,181W, 179Ta, 182,183,184Os.

doi: 10.1103/PhysRevC.86.044307
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Data from this article have been entered in the XUNDL database. For more information, click here.


2011GO39      J.Phys.:Conf.Ser. 312, 092026 (2011)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, R.Nicolini, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, J.Benlliure, P.Boutachkov, M.Bowry, A.Bracco, A.M.Bruce, M.Bunce, E.Casarejos, L.Cortes, F.C.L.Crespi, F.Camera, A.Corsi, A.M.D.Bacelar, A.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, A.Gadea, H.Geissel, J.Gerl, N.Goel, M.Gorska, J.Grebosz, E.Gregor, T.Haberman, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.Leoni, S.Lunardi, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, D.R.Napoli, F.Naqvi, C.Nociforo, M.Pfutzner, S.Pietri, Zs.Podolyak, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, P.H.Regan, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steger, P.Strmen, T.P.D.Swan, I.Szarka, P.M.Walker, O.Wieland, H.Weick, H.-J.Wollersheim

Isomers in neutron-rich lead isotopes populated via the fragmentation of 238U at 1 GeV A

NUCLEAR REACTIONS 9Be(238U, X), E=1 GeV/nucleon; measured reaction products using double-stage magnetic spectrometer FRS, delayed Eγ, Iγ(t) gated with ER; deduced possible isomeric transitions.

doi: 10.1088/1742-6596/312/9/092026
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2011HA15      Int.J.Mod.Phys. E20, 474 (2011)

A.B.Hayes, D.Cline, C.Y.Wu, A.M.Hurst, M.P.Carpenter, J.P.Greene, R.V.F.Janssens, T.Lauritsen, D.Seweryniak, S.Zhu, S.A.Karamian, P.M.Walker, T.P.D.Swan, S.V.Rigby, D.M.Cullen, N.M.Lumley, P.Mason, J.J.Carroll, B.Detwiler, T.Harle, I.Mills, G.Trees

New structures in 178Hf and Coulomb excitation of isomers

NUCLEAR REACTIONS 208Pb(178Hf, 178Hf'), E=985 MeV; measured Eγ, Iγ, particle-γ-coin.; deduced energy levels, J, π, isomer bands, rotational sequence feeding.

doi: 10.1142/S0218301311017879
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2011JO08      Phys.Rev. C 84, 034601 (2011)

K.L.Jones, F.M.Nunes, A.S.Adekola, D.W.Bardayan, J.C.Blackmon, K.Y.Chae, K.A.Chipps, J.A.Cizewski, L.Erikson, C.Harlin, R.Hatarik, R.Kapler, R.L.Kozub, J.F.Liang, R.Livesay, Z.Ma, B.Moazen, C.D.Nesaraja, S.D.Pain, N.P.Patterson, D.Shapira, J.F.Shriner Jr, M.S.Smith, T.P.Swan, J.S.Thomas

Direct reaction measurements with a 132Sn radioactive ion beam

NUCLEAR REACTIONS 2H(132Sn, p), (132Sn, d), E=630 MeV; measured Ep, Ip, Ed, Id, elastic σ, σ(θ), DWBA analysis. 133Sn; deduced levels, J, π, l values, spectroscopic factors, configurations, asymptotic normalization coefficients. 132Sn; deduced ground-state configuration and structure. Level systematics of N=83 nuclei 133Sn, 135Te, 137Xe, 139Ba, 141Ce, 143Nd and 145Sm.

doi: 10.1103/PhysRevC.84.034601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1857. Data from this article have been entered in the XUNDL database. For more information, click here.


2011SW02      Phys.Rev. C 83, 034322 (2011), Publishers Note Phys.Rev. C 83, 049903 (2011)

T.P.D.Swan, P.M.Walker, Zs.Podolyak, M.W.Reed, G.D.Dracoulis, G.J.Lane, T.Kibedi, M.L.Smith

Discovery of a nonyrast Kπ = 8+ isomer in 162Dy, and the influence of competing K-mixing mechanisms on its highly forbidden decay

NUCLEAR REACTIONS 160Gd(9Be, 3nα), E=57 MeV; measured Eγ, Iγ, γγ-coin, γγ(t), pulsed beam, isomer half-lives. 162Dy; deduced levels, J, π, isomer, bands, multipolarity, hindrance factors, alignment plots, configurations. Analyzed small deviations from NpNn dependence.

doi: 10.1103/PhysRevC.83.034322
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010JO03      Nature(London) 465, 454 (2010)

K.L.Jones, A.S.Adekola, D.W.Bardayan, J.C.Blackmon, K.Y.Chae, K.A.Chipps, J.A.Cizewski, L.Erikson, C.Harlin, R.Hatarik, R.Kapler, R.L.Kozub, J.F.Liang, R.Livesay, Z.Ma, B.H.Moazen, C.D.Nesaraja, F.M.Nunes, S.D.Pain, N.P.Patterson, D.Shapira, J.F.Shriner Jr, M.S.Smith, T.P.Swan, J.S.Thomas

The magic nature of 132Sn explored through the single-particle states of 133Sn

NUCLEAR REACTIONS 2H(132Sn, p)133Sn, E=630 MeV; measured Ep, Ip;132Sn; deduced proton σ(θ), Q-value spectrum, properties of single-particle states in 133Sn, magic nature of 132Sn, spectroscopic factors and configurations . DWBA and FRESCO calculations, U(p, F) fission secondary beams.

doi: 10.1038/nature09048
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010RE07      Phys.Rev.Lett. 105, 172501 (2010)

M.W.Reed, I.J.Cullen, P.M.Walker, Yu.A.Litvinov, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiller, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, A.Prochazka, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi

Discovery of Highly Excited Long-Lived Isomers in Neutron-Rich Hafnium and Tantalum Isotopes through Direct Mass Measurements

NUCLEAR REACTIONS 9Be(197Au, X)183Hf/184Hf/186Hf/186Ta/187Ta, E=478-492 MeV/nucleon; measured Schottky frequency spectra of ions stored in an ESR storage ring; deduced T1/2, J, π, isomer region near N=116.

doi: 10.1103/PhysRevLett.105.172501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009BA28      Acta Phys.Pol. B40, 889 (2009)

A.M.D.Bacelar, A.M.Bruce, Zs.Podolyak, S.Lalkovski, S.Pietri, N.Al-Dahan, M.Gorska, A.Algora, N.Alkhomashi, J.Benlliure, P.Boutachkov, A.Bracco, E.Calore, E.Casarejos, I.J.Cullen, A.Y.Deo, P.Detistov, Z.Dombradi, C.Domingo-Pardo, M.Doncel, F.Farinon, G.F.Farrelly, H.Geissel, W.Gelletly, J.Gerl, N.Goel, J.Grebosz, R.Hoischen, I.Kojouharov, N.Kurz, S.Leoni, F.Molina, A.I.Morales, D.Montanari, A.Musumarra, R.Nicolini, D.R.Napoli, C.Nociforo, A.Prochazka, W.Prokopowicz, P.H.Regan, B.Rubio, D.Rudolph, S.Verma, S.J.Steer, P.Strmen, T.P.D.Swan, I.Szarka, J.J.Valiente-Dobon, P.M.Walker, H.Weick, H.J.Wollersheim

Angular Momentum Population in Fragmentation Reactions

RADIOACTIVITY 209,210,211At, 213Rn(IT); measured Eγ, Iγ.


2007JO09      Acta Phys.Pol. B38, 1205 (2007)

K.L.Jones, A.S.Adekola, D.W.Bardayan, J.C.Blackmon, K.Y.Chae, K.Chipps, J.A.Cizewski, D.J.Dean, L.Erikson, R.P.Fitzgerald, A.L.Gaddis, U.Greife, C.Harlin, R.Hatarik, J.A.Howard, M.S.Johnson, R.L.Kozub, J.F.Liang, R.J.Livesay, Z.Ma, B.H.Moazen, P.D.O'Malley, C.D.Nesaraja, S.D.Pain, N.P.Patterson, S.V.Paulauskas, D.Shapira, J.F.Shriner Jr, D.J.Sissom, M.S.Smith, T.P.Swan, J.S.Thomas

Single Neutron Transfer Experiments Close to the r-Process Path

NUCLEAR REACTIONS 2H(82Ge, p), E=4 MeV/nucleon; 2H(84Se, p), E=4.5 MeV/nucleon; 2H(132Sn, p), E=4.77 MeV/nucleon; measured Ep and angular distributions. 83Ge, 85Se, 133Sn deduced levels, J, π and spectroscopic factors. Compared results to model calculations.


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