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NSR database version of May 10, 2024.

Search: Author = A.Maira

Found 10 matches.

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2022BR01      Phys.Rev. C 105, 014323 (2022)

J.A.Briz, M.J.G.Borge, B.Rubio, J.Agramunt, A.Algora, A.Y.Deo, M.E.Estevez Aguado, G.Farrelly, L.M.Fraile, W.Gelletly, A.Maira, E.Nacher, A.Perea, Zs.Podolyak, A.Poves, P.Sarriguren, O.Tengblad

Clarifying the structure of low-lying states in 72Br

RADIOACTIVITY 72Kr(EC), (β+)[from Nb(p, X), E=1.4 GeV at ISOLDE-CERN, followed by high-resolution mass separation]; measured Eγ, Iγ, x rays, conversion electrons, conversion coefficients using HPGe detector for γ rays and a miniorange electron spectrometer for electrons. 72Br; deduced levels, J, π, multipolarities, multipole mixing ratios, configurations, no E0 transitions observed. 72Br(EC)[from 72Kr EC decay]; 72As(EC)[present as contaminant]; measured Eγ, Iγ, conversion electrons. 72Se, 72Ge; deduced Eγ and E0 transitions. Comparison of level structure in 72Br with theoretical calculations using the mean-field HF+BCS approach with SLy4 Skyrme-type interaction and large-scale shell-model using jun45.lnps interaction, and with previous experimental results.

doi: 10.1103/PhysRevC.105.014323
Citations: PlumX Metrics


2016PR08      Phys.Rev. C 94, 064316 (2016)

Pragati, A.Y.Deo, Zs.Podolyak, P.M.Walker, A.Algora, B.Rubio, J.Agramunt, L.M.Fraile, N.Al-Dahan, N.Alkhomashi, J.A.Briz, M.E.Estevez Aguado, G.Farrelly, W.Gelletly, A.Herlert, U.Koster, A.Maira

Decay of the N=126, 213Fr nucleus

RADIOACTIVITY 213Fr(α), (EC), (β+)[from U(p, X), E=1.4 GeV pulsed beam at ISOLDE-CERN facility]; measured Eγ, Iγ, (x ray)γ- and γγ-coin using HPGe detectors, conversion electrons, (ce)(x ray)-coin using a Mini-Orange magnetic spectrometer and a Si(Li) detector, half-life of 213Fr decay. 209At, 213Rn; deduced levels, J, π, α and ϵ+β+ feedings, α-hindrance factors and logft values. Comparison of level structure with shell-model calculations.

doi: 10.1103/PhysRevC.94.064316
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015BR17      Phys.Rev. C 92, 054326 (2015)

J.A.Briz, E.Nacher, M.J.G.Borge, A.Algora, B.Rubio, Ph.Dessagne, A.Maira, D.Cano-Ott, S.Courtin, D.Escrig, L.M.Fraile, W.Gelletly, A.Jungclaus, G.Le Scornet, F.Marechal, Ch.Miehe, E.Poirier, A.Poves, P.Sarriguren, J.L.Tain, O.Tengblad

Shape study of the N = Z nucleus 72Kr via β decay

RADIOACTIVITY 72Kr(β+), (EC)[from Nb(p, X), E=1.4 GeV at ISOLDE-CERN]; measured Eγ, Iγ, Eβ, total absorption spectrum (TAS), β(TAS)-coin, using Lucrecia TAS detection system at CERN; deduced β++ϵ intensity distribution as function of excitation energy of 72Br, B(GT) distribution, shape coexistence, nuclear deformation. Comparison with QRPA and shell-model calculations. Comparison of relative intensities of γ-transitions from TAS analysis with those measured with HPGe coaxial detector and previous results from high-resolution spectroscopy.

doi: 10.1103/PhysRevC.92.054326
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2012AL22      Phys.Rev. C 86, 064306 (2012)

M.Alcorta, M.J.G.Borge, M.Cubero, C.Aa.Diget, R.Dominguez-Reyes, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, D.Galaviz, S.Hyldegaard, H.Jeppesen, B.Jonson, O.S.Kirsebom, M.Madurga, A.Maira, A.Munoz Martin, T.Nilsson, G.Nyman, D.Obradors, A.Perea, K.Riisager, O.Tengblad, M.Turrion

Properties of 12C resonances determined from the 10B(3He, pααα) and 11B(3He, dααα) reactions studied in complete kinematics

NUCLEAR REACTIONS 10B(3He, p3α), E=4.9 MeV; 11B(3He, d3α), E=8.5 MeV; measured particle spectra. 12C; deduced levels, resonances, J, π, width, partial α-decay branching ratios. Cluster structure. Comparison with previous studies.

doi: 10.1103/PhysRevC.86.064306
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Data from this article have been entered in the XUNDL database. For more information, click here.


2012CA28      Phys.Rev. C 86, 032801 (2012)

M.Carmona-Gallardo, B.S.Nara Singh, M.J.G.Borge, J.A.Briz, M.Cubero, B.R.Fulton, H.Fynbo, N.Gordillo, M.Hass, G.Haquin, A.Maira, E.Nacher, Y.Nir-El, V.Kumar, J.McGrath, A.Munoz Martin, A.Perea, V.Pesudo, G.Ribeiro, J.Sanchez del Rio, O.Tengblad, R.Yaniv, Z.Yungreis

New measurement of the 3He(α, γ)7Be cross section at medium energies

NUCLEAR REACTIONS 4He(3He, γ)7Be, E=2507, 4010, 5312 keV; measured 7Be recoils, Eγ, Iγ, (recoil)γ-correlated events, σ, astrophysical S34(E) factor using activation method. Relevance to solar neutrino flux and the primordial 7Li abundance. Comparison with several previous measurements including ERNA data, and some theoretical calculations.

doi: 10.1103/PhysRevC.86.032801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2058.


2012CA32      J.Phys.:Conf.Ser. 337, 012061 (2012)

M.Carmona-Gallardo, B.S.Nara Singh, O.Tengblad, M.Hass, M.Alcorta, M.J.G.Borge, J.A.Briz, C.Cruz, M.Cubero, R.Dominguez-Reyes, B.R.Fulton, H.Fynbo, N.Gordillo, G.Haquin, Y.Nir-El, V.Kumar, A.Maira, J.McGrath, A.Munoz Martin, A.Perea, Z.Yungreis

Astrophysical S factor for the 4He(3He, γ)7Be reaction at medium energies

NUCLEAR REACTIONS 4He(3He, γ), E=2.3-5.3 MeV; measured prompt Eγ, Iγ, β-delayed Eγ, Iγ from from 7Be EC decay, counting of 7Be ions; deduced S-factor.

doi: 10.1088/1742-6596/337/1/012061
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1984.


2011AL28      J.Phys.:Conf.Ser. 312, 092013 (2011)

M.Alcorta, M.J.G.Borge, M.Cubero, C.A.Diget, R.Dominguez-Reyes, L.Fraile, B.R.Fulton, H.O.U.Fynbo, D.Galaviz, S.Hyldegaard, H.B.Jeppesen, B.Jonson, O.S.Kirsebom, M.Madurga, A.Maira, A.Munoz, T.Nilsson, G.Nyman, D.Obradors, A.Perea, K.Riisager, O.Tengblad, M.Turrion

Properties of resonances in 12C above the triple-alpha threshold

NUCLEAR REACTIONS 10B(3He, p3α), 11B(3He, d3α), E≈10 MeV; measured Eα, Iα(θ), αα-coin, Ep, Ip(θ), E(d), I(d, θ), pα-coin, dα-coin. 12C deduced resonances energy, width, branching ratios to the i8Be ground state using R matrix. Compared with published data.

doi: 10.1088/1742-6596/312/9/092013
Citations: PlumX Metrics


2010DE04      Phys.Rev. C 81, 024322 (2010)

A.Y.Deo, Zs.Podolyak, P.M.Walker, A.Algora, B.Rubio, J.Agramunt, L.M.Fraile, N.Al-Dahan, N.Alkhomashi, J.A.Briz, E.Estevez, G.Farrelly, W.Gelletly, A.Herlert, U.Koster, A.Maira, S.Singla

Structures of 201Po and 205Rn from EC/β+-decay studies

RADIOACTIVITY 201At, 205Fr(EC), (β+)[from U(p, X), E=1.4 GeV]; measured Eγ, Iγ, ce, γγ-, γ(ce)-coin, half-lives, K-conversion coefficients, and EC/β+ branching ratios. 201Po, 205Rn; deduced levels, J, π, multipolarity, and logft. Systematics of 3/2- and 13/2+ states in Pb, Po, and Rn nuclei with N=117, 119, 121 and 123.

doi: 10.1103/PhysRevC.81.024322
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009AC02      Eur.Phys.J. A 42, 461 (2009); Erratum Eur.Phys.J. A 42, 623 (2009)

L.Acosta, M.A.G.Alvarez, M.V.Andres, M.J.G.Borge, M.Cortes, J.M.Espino, D.Galaviz, J.Gomez-Camacho, A.Maira, I.Martel, A.M.Moro, I.Mukha, F.Perez-Bernal, E.Reillo, D.Rodriguez, K.Rusek, A.M.Sanchez-Benitez, O.Tengblad

Signature of a strong coupling with the continuum in 11Be + 120Sn scattering at the Coulomb barrier

NUCLEAR REACTIONS 120Sn(11Be, 11Be), (11Be, 11Be'), E=2.91 MeV/nucleon; measured particle spectra using DSSSD array at REX-ISOLDE; deduced σ(θ). Comparison with coupled-channel calculations. Secondary radioactive halo nuclide beam.

doi: 10.1140/epja/i2009-10822-6
Citations: PlumX Metrics


2009KI13      Phys.Lett. B 680, 44 (2009)

O.S.Kirsebom, M.Alcorta, M.J.G.Borge, M.Cubero, C.A.Diget, R.Dominguez-Reyes, L.Fraile, B.R.Fulton, H.O.U.Fynbo, D.Galaviz, G.Garcia, S.Hyldegaard, H.B.Jeppesen, B.Jonson, P.Joshi, M.Madurga, A.Maira, A.Munoz, T.Nilsson, G.Nyman, D.Obradors, A.Perea, K.riisager, O.Tengblad, M.Turrion

Observation of γ-delayed 3α breakup of the 15.11 and 12.71 MeV states in 12C

NUCLEAR REACTIONS 10B(3He, p), E=4.9 MeV; 11B(3He, d), E=8.5 MeV; measured Ep, Ip, Eα, Iα in complete kinematics. 12C; deduced γ-ray and α-decay branching ratios from high energy levels, B(M1). Comparison with calculations and other data.

doi: 10.1016/j.physletb.2009.08.034
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Data from this article have been entered in the XUNDL database. For more information, click here.


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