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NSR database version of May 30, 2024.

Search: Author = L.Barber

Found 9 matches.

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2023BR10      Phys.Lett. B 847, 138310 (2023)

A.D.Briscoe, R.D.Page, J.Uusitalo, D.T.Joss, M.A.M.AlAqeel, B.Alayed, B.Andel, S.Antalic, K.Auranen, H.Ayatollahzadeh, H.Badran, L.Barber, G.Beeton, M.Birova, V.Bogdanoff, R.M.Clark, J.G.Cubiss, D.M.Cullen, J.Deary, U.Forsberg, T.Grahn, P.T.Greenlees, J.B.Hilton, A.Illana, H.Joukainen, D.S.Judson, R.Julin, H.Jutila, J.M.Keatings, M.Labiche, M.Leino, M.C.Lewis, J.Louko, M.Luoma, I.Martel, A.McCarter, P.P.McKee, P.Mosat, S.N.Nathaniel, O.Neuvonen, D.O'Donnell, J.Ojala, C.A.A.Page, A.M.Plaza, J.Pakarinen, P.Papadakis, E.Parr, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, B.Saygi, J.Smallcombe, J.F.Smith, J.Sorri, C.M.Sullivan, S.Szwec, H.Tann, A.Tolosa-Delgado, E.Uusikyla, M.Venhart, L.J.Waring, G.Zimba

Decay spectroscopy at the two-proton drip line: Radioactivity of the new nuclides 160Os and 156W

RADIOACTIVITY 160Os(α), 156W(β+), (EC), 156Ta(p) [from 106Cd(58Ni, X)160Os, 102Pd(58Ni, X)156Ta, E=310, 294 MeV]; measured decay products, Eα, Iα, Ep, Ip, Eβ, Iβ; deduced α-particles energies, T1/2, an improved value for the half-life of the proton-decaying high-spin isomeric state. Comparison with available data. The recoil separator MARA, the Accelerator Laboratory of the University of Jyvaskyla.

doi: 10.1016/j.physletb.2023.138310
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2021HE13      Eur.Phys.J. A 57, 132 (2021)

J.Heery, L.Barber, J.Vilhena, B.S.Nara Singh, R.-D.Herzberg, D.M.Cullen, C.Muller-Gatermann, G.Beeton, M.Bowry, A.Dewald, T.Grahn, P.T.Greenlees, A.Illana, R.Julin, S.Juutinen, J.M.Keatings, M.Leino, M.Luoma, D.O'Donnell, J.Ojala, J.Pakarinen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sinclair, J.F.Smith, J.Sorri, P.Spagnoletti, H.Tann, J.Uusitalo, G.Zimba

Lifetime measurements of yrast states in 178Pt using the charge plunger method with a recoil separator

NUCLEAR REACTIONS 152Sm(32S, X)178Pt, E=192 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level lifetimes, quadrupole moments, B(E2). The differential decay curve method (DDCM) framework, JUROGAM3 spectrometer.

doi: 10.1140/epja/s10050-021-00425-8
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2021ZH63      Phys.Rev. C 104, 064305 (2021)

W.Zhang, B.Cederwall, C.Qi, A.Ertoprak, O.Aktas, X.Liu, K.Andgren, K.Auranen, T.Back, L.Barber, G.Beeton, D.M.Cullen, I.G.Darby, M.R.Dimmock, S.Eeckhaudt, E.Ganioglu, M.Gorska, T.Grahn, P.T.Greenlees, B.Hadinia, E.Ideguchi, A.Illana, P.M.Jones, D.T.Joss, R.Julin, S.Juutinen, J.M.Keatings, A.Khaplanov, F.Kulali, M.Leino, M.Luoma, B.Lv, B.S.Nara Singh, L.Nelson, M.Niikura, M.Nyman, J.Ojala, R.D.Page, J.Pakarinen, E.S.Paul, C.Petrache, M.Petri, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, C.Scholey, J.F.Smith, J.Sorri, H.Tann, G.Zimba, J.Uusitalo, R.Wadsworth, R.Wyss

Identification of excited states in 10752Te55

NUCLEAR REACTIONS 58Ni(54Fe, 3n2p)107Te, E=195 MeV; 54Fe(58Ni, 3n2p)107Te, E=215 MeV; measured recoils, Eγ, Iγ, γγ-coin, (particle)γ-coin using EUROGAM array of 43 Compton-suppressed HPGe detectors and recoiling fusion evaporation products separated by RITU separator and implanted into two double-sided silicon strip detectors (DSSDs) of the GREAT spectrometer in 58Ni(54Fe, 3n2p) experiment, and using Jurogam III array of 15 Eurogam and 24 Euroball clover escape-suppressed Ge detectors, with evaporation products separated by MARA separator and implanted into the DSSD for the 54Fe(58Ni, 3n2p) experiment, both performed at the University of Jyvaskyla Accelerator Laboratory using recoil-decay tagging technique. 107Te; deduced high-spin levels, J, π, νh11/2 band. Comparison with large-scale shell-model calculations and total Routhian surface calculations. Systematics of νh11/2 bands and level structures in 107,109,111,113,115,117,119Te.

doi: 10.1103/PhysRevC.104.064305
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2020BA02      Nucl.Instrum.Methods Phys.Res. A950, 162965 (2020)

L.Barber, D.M.Cullen, M.M.Giles, B.S.Nara Singh, M.J.Mallaburn, M.Beckers, A.Blazhev, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, J.Jolie, F.Mammes, C.Muller-Gatermann, D.Wolk, K.O.Zell

Performing the differential decay curve method on γ-ray transitions with unresolved Doppler-shifted components

NUCLEAR REACTIONS 40Ca(12C, X)50Mn, E=30.5 MeV; measured reaction products, Eγ, Iγ; deduced T1/2 for the yrast 2+ state. Unresolved Doppler-shifted components method (UDCM).

doi: 10.1016/j.nima.2019.162965
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2020BA42      Nucl.Instrum.Methods Phys.Res. A979, 164454 (2020)

L.Barber, J.Heery, D.M.Cullen, B.S.Nara Singh, R.-D.Herzberg, C.Muller-Gatermann, G.Beeton, M.Bowry, A.Dewald, T.Grahn, P.T.Greenlees, A.Illana, R.Julin, S.Juutinen, J.M.Keatings, M.Luoma, D.O'Donnell, J.Ojala, J.Pakarinen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sinclair, J.F.Smith, J.Sorri, P.Spagnoletti, H.Tann, J.Uusitalo, J.Vilhena, G.Zimba

A charge plunger device to measure the lifetimes of excited nuclear states where transitions are dominated by internal conversion

NUCLEAR REACTIONS 152Sm(32S, 4n)180Pt, E=165 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, 2+ state lifetime, B(E2). Charge plunger technique.

doi: 10.1016/j.nima.2020.164454
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2019GI07      Phys.Rev. C 99, 044317 (2019), Erratum Phys.Rev. C 104, 029901 (2021)

M.M.Giles, B.S.Nara Singh, L.Barber, D.M.Cullen, M.J.Mallaburn, M.Beckers, A.Blazhev, T.Braunroth, A.Dewald, C.Fransen, A.Goldkuhle, J.Jolie, F.Mammes, C.Muller-Gatermann, D.Wolk, K.O.Zell, S.M.Lenzi, A.Poves

Probing isospin symmetry in the (50Fe, 50Mn, 50Cr) isobaric triplet via electromagnetic transition rates

NUCLEAR REACTIONS 40Ca(12C, pn), (12C, 2p), E=30-36 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil distance Doppler-shift (RDDS) technique using an array of 11 HPGe detectors, and Cologne plunger device at the University of Cologne. 50Mn, 50Cr; deduced levels, J, π, E2 matrix elements, B(E2) values for T=1 isobar analog states in 50Fe, 50Mn, and 50Cr. Comparison with shell model calculations using the GXPF1A and KB3GR interactions, and with previous experimental results. 50Fe; pointed out need for a more precise value of B(E2) for the first 2+ state.

doi: 10.1103/PhysRevC.99.044317
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2019GI19      Nucl.Instrum.Methods Phys.Res. A923, 139 (2019)

M.M.Giles, D.M.Cullen, L.Barber, B.S.Nara Singh, M.J.Taylor, A.J.Smith, A.McFarlane, C.Read, T.Grahn, H.Badran, P.T.Greenlees, R.Julin, J.Pakarinen, J.Partanen, P.Rahkila, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sorri, S.V.Szwec, J.Uusitalo, J.Heery, E.Parr, P.Papadakis, R.D.Herzberg

TPEN: A Triple-foil differential Plunger for lifetime measurements of excited states in Exotic Nuclei

NUCLEAR REACTIONS 24Mg(136Xe, 4n), E=590 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and relative intensities, 4+ state T1/2. Comparison with available data. The Recoil Distance Doppler-Shift method (RDDS), the Differential Decay Curve Method (DDCM) analysis technique within the RDDS method. A Triple-foil differential Plunger for Exotic Nuclei (TPEN), the K130 cyclotron, the Accelerator Laboratory of the University of Jyvaskyla, Finland.

doi: 10.1016/j.nima.2019.01.089
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2019LE15      Phys.Lett. B 798, 134998 (2019)

M.C.Lewis, D.T.Joss, B.Saygi, R.D.Page, D.M.Cullen, L.Barber, M.M.Giles, J.Simpson, M.A.M.Al-Aqeel, H.Badran, T.Braunroth, A.D.Briscoe, T.Calverley, A.Dewald, M.Doncel, T.Grahn, P.T.Greenlees, C.Henrich, A.Herzan, R.-D.Herzberg, E.Higgins, J.Hilton, S.Ilieva, R.Julin, S.Juutinen, J.Keatings, T.Kroll, M.Labiche, K.Mashtakov, B.S.Nara Singh, E.Parr, J.Partanen, E.S.Paul, P.Rahkila, M.Sandzelius, J.Saren, C.Scholey, M.Siciliano, P.Spagnoletti, S.Stolze, S.V.Szwec, M.J.Taylor, J.Uusitalo

Lifetime measurements of excited states in 163W and the implications for the anomalous B(E2) ratios in transitional nuclei

NUCLEAR REACTIONS 106Cd(60Ni, X)163W, E=270 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, B(E2).

doi: 10.1016/j.physletb.2019.134998
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2018GI11      Phys.Rev. C 98, 044315 (2018)

M.M.Giles, D.M.Cullen, B.S.Nara Singh, D.Hodge, M.J.Taylor, M.J.Mallaburn, N.V.Sosnin, L.Barber, J.F.Smith, L.Capponi, M.Smolen, C.Scholey, P.Rahkila, T.Grahn, H.Badran, A.Girka, P.T.Greenlees, R.Julin, J.Konki, O.Nefodov, P.Ruotsalainen, M.Sandzelius, J.Saren, J.Sorri, S.Stolze, J.Uusitalo, J.Pakarinen, P.Papadakis, J.Partanen, T.Braunroth, G.G.O'Neill

Lifetime measurements of lowest states in the in the νg7/2 (X) νh11/2 rotational band in 112I

NUCLEAR REACTIONS 58Ni(58Ni, n3p), E=230 MeV; measured recoils, Eγ, Iγ, γγ-coin, level half-lives using a differential plunger device, and differential decay curve analysis using RITU for recoil separation, JUROGAM-II array for γ detection, and double-sided silicon strip detector for recoils at the K130 cyclotron facility of the University of Jyvaskyla. 112I; deduced high-spin levels, J, π, alignments, configurations. Comparison with previous experimental values.

doi: 10.1103/PhysRevC.98.044315
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