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NSR database version of May 19, 2024.

Search: Author = X.Pereira-Lopez

Found 11 matches.

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2024UT02      Phys.Rev. C 109, 044307 (2024)

S.Uthayakumaar, M.A.Bentley, R.Yajzey, D.Bazin, J.Belarge, P.C.Bender, P.J.Davies, B.Elman, A.Gade, T.Haylett, H.Iwasaki, D.Kahl, N.Kobayashi, B.Longfellow, S.J.Lonsdale, E.Lunderberg, L.Morris, D.R.Napoli, X.Pereira-Lopez, F.Recchia, E.C.Simpson, R.Wadsworth, D.Weisshaar

Analog B(M1) strengths in the Tz=±3/2 mirror nuclei 47Mn and 47Ti

doi: 10.1103/PhysRevC.109.044307
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2023KO21      Phys.Rev. C 108, 034601 (2023)

J.Kovoor, K.L.Jones, J.Hooker, M.Vostinar, R.Kanungo, S.D.Pain, M.Alcorta, J.Allen, C.Andreoiu, L.Atar, D.W.Bardayan, S.S.Bhattacharjee, D.Blankstein, C.Burbadge, S.Burcher, W.N.Catford, S.Cha, K.Chae, D.Connolly, B.Davids, N.E.Esker, F.H.Garcia, S.Gillespie, R.Ghimire, A.Gula, G.Hackman, S.Hallam, M.Hellmich, J.Henderson, M.Holl, P.Jassal, S.King, T.Knight, R.Kruecken, A.Lepailleur, J.Liang, L.Morrison, P.D.O'Malley, X.Pereira-Lopez, A.Psaltis, A.Radich, J.Refsgaard, A.C.Shotter, M.Williams, O.Workman

Structure studies of 13Be from the 12Be(d, p) reaction in inverse kinematics on a solid deuteron target

doi: 10.1103/PhysRevC.108.034601
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Data from this article have been entered in the XUNDL database. For more information, click here.


2023LO09      Phys.Lett. B 845, 138149 (2023)

J.Lois-Fuentes, B.Fernandez-Dominguez, X.Pereira-Lopez, F.Delaunay, W.N.Catford, A.Matta, N.A.Orr, T.Duguet, T.Otsuka, V.Soma, O.Sorlin, T.Suzuki, N.L.Achouri, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, Tz.Kokalova, V.Lapoux, B.Le Crom, S.Leblond, F.M.Marques, P.Morfouace, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, D.Regueira-Castro, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon

Cross-shell states in 15C: A test for p-sd interactions

NUCLEAR REACTIONS 2H(16C, t), E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), level energies, J, π, experimental level scheme, single-particle strength, normalised spectroscopic factors. Comparison with the ab initio self-consistent Green's function method employing the NNLOsat interaction. TIARA Silicon array, three MUST2 telescopes, GANIL.

doi: 10.1016/j.physletb.2023.138149
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Data from this article have been entered in the XUNDL database. For more information, click here.


2023PE05      Eur.Phys.J. A 59, 44 (2023)

X.Pereira-Lopez, M.A.Bentley, R.Wadsworth, P.Ruotsalainen, S.M.Lenzi, U.Forsberg, K.Auranen, A.Blazhev, B.Cederwall, T.Grahn, P.Greenlees, A.Illana, D.G.Jenkins, R.Julin, H.Jutila, S.Juutinen, X.Liu, R.Llewelyn, M.Luoma, K.Moschner, C.Muller-Gatermann, B.S.Nara Singh, F.Nowacki, J.Ojala, J.Pakarinen, P.Papadakis, P.Rahkila, J.Romero, M.Sandzelius, J.Saren, H.Tann, S.Uthayakumaar, J.Uusitalo, J.G.Vega-Romero, J.M.Vilhena, R.Yajzey, W.Zhang, G.Zimba

In-beam γ-ray spectroscopy of 94Ag

NUCLEAR REACTIONS 40Ca(58Ni, 3np)94Ag, E=157-183 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin, Eβ, Iβ; deduced γ-ray energies and relative intensities, T=0 and T=1 analog state transitions. Comparison with shell model calculations. A recoil-beta-tagging experiment using the MARA recoil separator and JUROGAM3 array at the Accelerator Laboratory of the University of Jyvaskyla.

doi: 10.1140/epja/s10050-023-00950-8
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Data from this article have been entered in the XUNDL database. For more information, click here.


2023WI05      Phys.Lett. B 847, 138249 (2023)

K.Wimmer, P.Ruotsalainen, S.M.Lenzi, A.Poves, T.Huyuk, F.Browne, P.Doornenbal, T.Koiwai, T.Arici, K.Auranen, M.A.Bentley, M.L.Cortes, C.Delafosse, T.Eronen, Z.Ge, T.Grahn, P.T.Greenlees, A.Illana, N.Imai, H.Joukainen, R.Julin, A.Jungclaus, H.Jutila, A.Kankainen, N.Kitamura, B.Longfellow, J.Louko, R.Lozeva, M.Luoma, B.Mauss, D.R.Napoli, M.Niikura, J.Ojala, J.Pakarinen, X.Pereira-Lopez, P.Rahkila, F.Recchia, M.Sandzelius, J.Saren, R.Taniuchi, H.Tann, S.Uthayakumaar, J.Uusitalo, V.Vaquero, R.Wadsworth, G.Zimba, R.Yajzey

Isospin symmetry in the T = 1, A=62 triplet

NUCLEAR REACTIONS 12C(62Zn, 62Zn'), (62Ga, 62Ga'), (62Ge, 62Ge'), E ∼ 165 MeV/nucleon; 24Mg(40Ca, 2n)62Ge, E=106 MeV; measured reaction products, Eγ, Iγ. 62Zn, 62Ga, 62Ge; deduced γ-ray energies, J, π, level schemes, mirror energy differences as a function of the spin of the state. Comparison with the shell-model calculations with the K3BGR (GXPF1A) effective interactions. The Radioactive Isotope Beam Facility operated by the RIKEN Nishina Center and CNS, University of Tokyo, and the Accelerator Laboratory of the University of Jyvaskyla (JYFL-ACCLAB).

doi: 10.1016/j.physletb.2023.138249
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2022LE07      Phys.Lett. B 829, 137057 (2022)

B.Le Crom, M.Assie, Y.Blumenfeld, J.Guillot, H.Sagawa, T.Suzuki, M.Honma, N.L.Achouri, B.Bastin, R.Borcea, W.N.Catford, E.Clement, L.Caceres, M.Caamano, A.Corsi, G.De France, F.Delaunay, N.De Sereville, B.Fernandez-Dominguez, M.Fisichella, S.Franchoo, A.Georgiadou, J.Gibelin, A.Gillibert, F.Hammache, O.Kamalou, A.Knapton, V.Lapoux, S.Leblond, A.O.Macchiavelli, F.M.Marques, A.Matta, L.Menager, P.Morfouace, N.A.Orr, J.Pancin, X.Pereira-Lopez, L.Perrot, J.Piot, E.Pollacco, D.Ramos, T.Roger, F.Rotaru, A.M.Sanchez-Benitez, M.Senoville, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.-C.Thomas, M.Vandebrouck

Neutron-proton pairing in the N=Z radioactive fp-shell nuclei 56Ni and 52Fe probed by pair transfer

NUCLEAR REACTIONS 1H(56Ni, 3He)54Co, E=30.5 MeV/nucleon; 1H(52Fe, 3He)50Mn, E=31.2 MeV/nucleon; measured reaction products; deduced yields, σ(θ), partial level schemes, J, π, isovector and isoscalar components of neutron-proton pairing. Comparison with with second-order distorted-wave Born approximation (DWBA) calculations. GANIL/LISE facility, MUST2 telescopes.

doi: 10.1016/j.physletb.2022.137057
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022UT02      Phys.Rev. C 106, 024327 (2022)

S.Uthayakumaar, M.A.Bentley, E.C.Simpson, T.Haylett, R.Yajzey, S.M.Lenzi, W.Satula, D.Bazin, J.Belarge, P.C.Bender, P.J.Davies, B.Elman, A.Gade, H.Iwasaki, D.Kahl, N.Kobayashi, B.Longfellow, S.J.Lonsdale, E.Lunderberg, L.Morris, D.R.Napoli, T.G.Parry, X.Pereira-Lopez, F.Recchia, J.A.Tostevin, R.Wadsworth, D.Weisshaar

Spectroscopy of the T = 3 over 2 A = 47 and A = 45 mirror nuclei via one- and two-nucleon knockout reactions

NUCLEAR REACTIONS 9Be(48Mn, 47Mn), E=84 MeV/nucleon; 9Be(48V, 47Ti), E=89 MeV/nucleon; 9Be(47Cr, 45Cr), E=81 MeV/nucleon; 9Be(47V, 45Sc), E=85 MeV/nucleon, [48Mn, 48V, 47Cr, 47V secondary beams from 9Be(58Ni, X), E=160 MeV/nucleon, followed by separation of fragments using A1900 separator and S800 spectrograph at NSCL-MSU facility]; measured reaction products, outgoing particle identification plot, Eγ, Iγ, exclusive cross sections, (particle)γ-coin, γγ-coin for mirrored nuclei produced via one- and two-nucleon knockout reactions. 47Mn, 47Ti, 45Sc, 45Cr; deduced levels, J, π, mirror-energy differences (MED) for T=3/2 mirror nuclei. Comparison with reaction model, shell-model and DFT-NCII theoretical calculations. Discussed large asymmetry in the inclusive cross sections between the A=47 mirror pair in terms of binding-energy effects.

doi: 10.1103/PhysRevC.106.024327
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021FE11      Phys.Lett. B 823, 136784 (2021)

A.Fernandez, A.Jungclaus, P.Doornenbal, M.A.Bentley, S.M.Lenzi, D.Rudolph, F.Browne, M.L.Cortes, T.Koiwai, R.Taniuchi, V.Vaquero, K.Wimmer, T.Arici, N.Imai, N.Kitamura, B.Longfellow, R.Lozeva, B.Mauss, D.R.Napoli, M.Niikura, X.Pereira-Lopez, S.Pigliapoco, A.Poves, F.Recchia, P.Ruotsalainen, H.Sakurai, S.Uthayakumaar, R.Wadsworth, R.Yajzey

Mirror energy differences above the 0f7/2 shell: First γ-ray spectroscopy of the Tz=-2 nucleus 56Zn

NUCLEAR REACTIONS 9Be(57Zn, X)56Zn, E=200 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, yrast sequence, mirror energy differences (MED). Comparison with KB3GR shell-model prediction. The Radioactive Isotope Beam Factory at RIKEN.

doi: 10.1016/j.physletb.2021.136784
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021YA33      Phys.Lett. B 823, 136757 (2021)

R.Yajzey, M.A.Bentley, E.C.Simpson, T.Haylett, S.Uthayakumaar, D.Bazin, J.Belarge, P.C.Bender, P.J.Davies, B.Elman, A.Gade, H.Iwasaki, D.Kahl, N.Kobayashi, S.M.Lenzi, B.Longfellow, S.J.Lonsdale, E.Lunderberg, L.Morris, D.R.Napoli, X.Pereira-Lopez, F.Recchia, J.A.Tostevin, R.Wadsworth, D.Weisshaar

Spectroscopy of the T=2 mirror nuclei 48Fe/48Ti using mirrored knockout reactions

NUCLEAR REACTIONS 9Be(58Ni, X)48Fe/48Ti, E=160 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, σ for sta tes directly populated in this work through one-nucleon knockout, mirror energy differences (MED). Comparison with calculations. The Gamma-Ray Energy Tracking In-beam Nuclear Array GRETINA.

doi: 10.1016/j.physletb.2021.136757
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2699. Data from this article have been entered in the XUNDL database. For more information, click here.


2020PE15      Phys.Lett. B 811, 135939 (2020)

X.Pereira-Lopez, B.Fernandez-Dominguez, F.Delaunay, N.L.Achouri, N.A.Orr, W.N.Catford, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, T.Kokalova, V.Lapoux, J.A.Lay, B.Le Crom, S.Leblond, J.Lois-Fuentes, F.M.Marques, A.Matta, P.Morfouace, A.M.Moro, T.Otsuka, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, T.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon

Low-lying single-particle structure of 17C and the N=14 sub-shell closure

NUCLEAR REACTIONS 2H(16C, p)17C, E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), γ-ray energies, J, π, level scheme, spectroscopic factors. Comparison with shell model and particle-core model calculations.

doi: 10.1016/j.physletb.2020.135939
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD8032. Data from this article have been entered in the XUNDL database. For more information, click here.


2015FE02      Phys.Rev. C 91, 024307 (2015)

B.Fernandez-Dominguez, X.Pereira-Lopez, N.K.Timofeyuk, P.Descouvemont, W.N.Catford, F.Delaunay

Spectroscopic study of the exotic nucleus 25P

NUCLEAR STRUCTURE 25P, 25Ne; calculated levels, J, π, spectroscopic factors, ANCs from (d, p) transfer, partial gamma and proton widths. Proposed possible experiments to investigate levels in unbound 25P nucleus, and searches of the mirror analog of the island of inversion near N=16. Shell model, a potential model, and a microscopic-cluster model. Comparison with experimental data for 25Ne.

doi: 10.1103/PhysRevC.91.024307
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