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NSR database version of May 24, 2024.

Search: Author = O.Kirsebom

Found 41 matches.

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2023SU03      Phys.Lett. B 839, 137801 (2023)

L.J.Sun, C.Fry, B.Davids, N.Esker, C.Wrede, M.Alcorta, S.Bhattacharjee, M.Bowry, B.A.Brown, T.Budner, R.Caballero-Folch, L.Evitts, M.Friedman, A.B.Garnsworthy, B.E.Glassman, G.Hackman, J.Henderson, O.S.Kirsebom, J.Lighthall, P.Machule, J.Measures, M.Moukaddam, J.Park, C.Pearson, D.Perez-Loureiro, C.Ruiz, P.Ruotsalainen, J.Smallcombe, J.K.Smith, D.Southall, J.Surbrook, L.E.Weghorn, M.Williams

First application of Markov chain Monte Carlo-based Bayesian data analysis to the Doppler-shift attenuation method

NUCLEAR REACTIONS 3He(32S, α)31S, E=128 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, T1/2, resonances. Comparison with the shell-model code NuShellX calculations. Modern Markov chain Monte Carlo-based Bayesian statistical techniques. The Doppler Shift Lifetimes (DSL2) facility at the TRIUMF Isotope Separator and Accelerator (ISAC-II) facility.

doi: 10.1016/j.physletb.2023.137801
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2022KU04      Phys.Lett. B 825, 136857 (2022)

M.Kuhlwein, K.Lytje, H.O.U.Fynbo, A.Gad, E.Jensen, O.S.Kirsebom, M.Munch, J.Refsgaard, K.Riisager

Exclusive decay study of the 16.62 MeV(2-, T=1) resonance in 12C

RADIOACTIVITY 12C(α) [from 11B(p, X)12C, E=1.361 MeV]; measured decay products, Eα, Iα, α-α-α-coin.; deduced resonance energy, J, π. Comparison with R-matrix calculations based sequential models.

doi: 10.1016/j.physletb.2021.136857
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021HU13      Astrophys.J. 912, 59 (2021)

N.J.Hubbard, C.Aa.Diget, S.P.Fox, H.O.U.Fynbo, A.M.Howard, O.S.Kirsebom, A.M.Laird, M.Munch, A.Parikh, M.Pignatari, J.R.Tomlinson

New Experimental 23Na(α, p)26Mg Reaction Rate for Massive Star and Type Ia Supernova Models

NUCLEAR REACTIONS 23Na(α, p), E(cm)=1-3.25 MeV; analyzed available data; deduced astrophysical reaction rates, angle integrated σ.

doi: 10.3847/1538-4357/abee91
Citations: PlumX Metrics


2020KI10      Eur.Phys.J. A 56, 179 (2020)

O.S.Kirsebom, A.M.Howard, M.Munch, S.Sablok, J.A.Swartz, H.O.U.Fynbo

Experimental study of the 11B(p, 3α)γ reaction at Ep = 0.5-2.7 MeV

doi: 10.1140/epja/s10050-020-00183-z
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2452.


2020MU02      Eur.Phys.J. A 56, 17 (2020)

M.Munch, O.S.Kirsebom, J.A.Swartz, H.O.U.Fynbo

Resolving the 11B(p, α0 cross-section discrepancies between 0.5 and 3.5 MeV

doi: 10.1140/epja/s10050-019-00016-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2472.


2019KI08      Phys.Rev.Lett. 123, 262701 (2019)

O.S.Kirsebom, S.Jones, D.F.Stromberg, G.Martinez-Pinedo, K.Langanke, F.K.Ropke, B.A.Brown, T.Eronen, H.O.U.Fynbo, M.Hukkanen, A.Idini, A.Jokinen, A.Kankainen, J.Kostensalo, I.Moore, H.Moller, S.T.Ohlmann, H.Penttila, K.Riisager, S.Rinta-Antila, P.C.Srivastava, J.Suhonen, W.H.Trzaska, J.Aysto

Discovery of an Exceptionally Strong β-Decay Transition of 20F and Implications for the Fate of Intermediate-Mass Stars

RADIOACTIVITY 20F(β-) [from 19F(d, X), E=6 MeV]; measured decay products, Eβ, Iβ; deduced transition strength.

doi: 10.1103/PhysRevLett.123.262701
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019KI10      Phys.Rev. C 100, 065805 (2019)

O.S.Kirsebom, for the A2 Collaboration at MAMI

Measurement of the 2+ → 0+ ground-state transition in the β decay of 20F

RADIOACTIVITY 20F(β-)[from 19F(d, p), E=6 MeV at the IGISOL facility in Jyvaskyla]; measured Eβ, Iβ, branching ratio of the 2+ to 0+ β transition to the ground state of 20Ne; deduced logft value for the second-forbidden, nonunique β transition. Comparison with shell-model calculations. Discussed implications for the final evolution of stars which develop degenerate oxygen-neon cores.

doi: 10.1103/PhysRevC.100.065805
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2018KI12      Phys.Rev.Lett. 121, 142701 (2018)

O.S.Kirsebom, O.Tengblad, R.Lica, M.Munch, K.Riisager, H.O.U.Fynbo, M.J.G.Borge, M.Madurga, I.Marroquin, A.N.Andreyev, T.A.Berry, E.R.Christensen, P.Diaz Fernandez, D.T.Doherty, P.Van Duppen, L.M.Fraile, M.C.Gallardo, P.T.Greenlees, L.J.Harkness-Brennan, N.Hubbard, M.Huyse, J.H.Jensen, H.Johansson, B.Jonson, D.S.Judson, J.Konki, I.Lazarus, M.V.Lund, N.Marginean, R.Marginean, A.Perea, C.Mihai, A.Negret, RD.Page, V.Pucknell, P.Rahkila, O.Sorlin, C.Sotty, J.A.Swartz, H.B.Sorensen, H.Tornqvist, V.Vedia, N.Warr, H.De Witte

First Accurate Normalization of the β-delayed α Decay of 16N and Implications for the 12C(α, γ)16O Astrophysical Reaction Rate

RADIOACTIVITY 16N(β-α) [from Ca, O(p, X)16N, E=1.4 GeV]; measured decay products, Eβ, Iβ, Eα, Iα, Eγ, Iγ; deduced he first accurate normalization of the β-delayed α spectrum of 16N and resolved a significant discrepancy between two previous high-precision measurements of the spectral shape, branching ratio, constrain on E1 capture σ.

doi: 10.1103/PhysRevLett.121.142701
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2018MU09      Phys.Lett. B 782, 779 (2018)

M.Munch, O.S.Kirsebom, J.A.Swartz, K.Riisager, H.O.U.Fynbo

Measurement of the full excitation spectrum of the 7Li(p, γ)αα reaction at 441 keV

NUCLEAR REACTIONS 7Li(p, γ), E=1.305-1.410 MeV; measured reaction products, Eα, Iα, α-α-coin.; deduced yields, radiative widths. R-matrix analysis.

doi: 10.1016/j.physletb.2018.06.013
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2018RE05      Phys.Lett. B 779, 414 (2018)

J.Refsgaard, H.O.U.Fynbo, O.S.Kirsebom, K.Riisager

Three-body effects in the Hoyle-state decay

RADIOACTIVITY 12C, 8Be(α); calculated Coulomb interactions in the 3α continuum in combination with a well-established R-matrix formalism.

doi: 10.1016/j.physletb.2018.02.031
Citations: PlumX Metrics


2017PE06      Phys.Rev.Lett. 118, 152502 (2017)

V.Pesudo, M.J.G.Borge, A.M.Moro, J.A.Lay, E.Nacher, J.Gomez-Camacho, O.Tengblad, L.Acosta, M.Alcorta, M.A.G.Alvarez, C.Andreoiu, P.C.Bender, R.Braid, M.Cubero, A.Di Pietro, J.P.Fernandez-Garcia, P.Figuera, M.Fisichella, B.R.Fulton, A.B.Garnsworthy, G.Hackman, U.Hager, O.S.Kirsebom, K.Kuhn, M.Lattuada, G.Marquinez-Duran, I.Martel, D.Miller, M.Moukaddam, P.D.O'Malley, A.Perea, M.M.Rajabali, A.M.Sanchez-Benitez, F.Sarazin, V.Scuderi, C.E.Svensson, C.Unsworth, Z.M.Wang

Scattering of the Halo Nucleus 11Be on 197Au at Energies around the Coulomb Barrier

NUCLEAR REACTIONS 197Au(11Be, X), E=31.9 MeV; measured reaction products; deduced σ, σ(θ), B(E1). Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.118.152502
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2259.


2016KI03      Phys.Rev. C 93, 025802 (2016)

O.S.Kirsebom, P.Bender, A.Cheeseman, G.Christian, R.Churchman, D.S.Cross, B.Davids, L.J.Evitts, J.Fallis, N.Galinski, A.B.Garnsworthy, G.Hackman, J.Lighthall, S.Ketelhut, P.Machule, D.Miller, S.T.Nielsen, C.R.Nobs, C.J.Pearson, M.M.Rajabali, A.J.Radich, A.Rojas, C.Ruiz, A.Sanetullaev, C.D.Unsworth, C.Wrede

Measurement of lifetimes in 23MG

NUCLEAR REACTIONS 3He(24Mg, α), E=3.125 MeV/nucleon; measured Eα, Iα, Eγ, Iγ, αγ-coincidence, level half-lives by DSAM and line-shape analysis. Experiment performed at ISAC-II-TRIUMF. Monte-Carlo simulations. 23Mg; deduced levels, resonances, resonance strengths. Relevance to 22Na(p, γ)23Mg reaction in classical novae. Comparison with previous measurements of level half-lives.

doi: 10.1103/PhysRevC.93.025802
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2219. Data from this article have been entered in the XUNDL database. For more information, click here.


2016LA24      Eur.Phys.J. A 52, 271 (2016)

K.L.Laursen, H.O.U.Fynbo, O.S.Kirsebom, K.S.Madsboll, K.Riisager

Complete kinematical study of the 3α breakup of the 16.11 MeV state in 12C

NUCLEAR REACTIONS 11B(p, αx), E=167-170 keV; measured Eα, Iα(θ), αα-coin, other reaction products using DSSSDs; deduced total α-particle energy spectrum, 3α momentum (in the cms) vs E* of 12C, 3α resonance near 16 MeV, Dalitz plot for multiplicity two and multiplicity three; calculated Dalitz plots using complete kinematics with three models of different symmetry and with and without Coulomb corrections.

doi: 10.1140/epja/i2016-16271-2
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016LA27      Eur.Phys.J. A 52, 370 (2016)

K.L.Laursen, H.O.U.Fynbo, O.S.Kirsebom, K.S.Madsboll, K.Riisager

Unbound states in 12C populated by γ-decay of the (Jπ, T) = (2+, 1) 16.11 MeV state

NUCLEAR REACTIONS 11B(p, γ), E=400 keV; measured Eα, Iα, αα-coin using DSSSDs, Eγ, Iγ; deduced 12C excitation energy spectrum, γ-decay partial widths, branching ratio, B(E1), B(M1), resonance at 16.11 MeV from unresolved γ strength, γ-decay to the 10.8 MeV 1- state; confirmed transitions to 9.64 MeV 3- and 12.71 1+ states, unresolved γ transitions to natural parity states at 10 MeV and 11.5-13 MeV.

doi: 10.1140/epja/i2016-16370-0
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016MA17      Acta Phys.Pol. B47, 747 (2016)

I.Marroquin, M.J.G.Borge, A.A.Ciemny, H.de Witte, L.M.Fraile, H.O.U.Fynbo, A.Garzon-Camacho, A.Howard, H.Johansson, B.Jonson, O.S.Kirsebom, G.T.Koldste, R.Lica, M.V.Lund, M.Madurga, C.Mazzocchi, C.Mihai, M.Munch, S.A.Nae, E.Nacher, A.Negret, T.Nilsson, A.Perea, J.Refsgaard, K.Riisager, E.Rapisarda, C.Sotty, M.Stanoiu, O.Tengblad, A.E.Turturica, M.V.Vedia

Multi-particle Emission from 31Ar at ISOLDE

RADIOACTIVITY 31Ar(β+2p), (β+p) [from Ca(p, X), E=1.4 GeV]; measured decay products, Ep, Ip, Eγ, Iγ, Eβ, Iβ. 30S, 29P; deduced energy levels, γ-ray intensities, resonance parameters.

doi: 10.5506/APhysPolB.47.747
Citations: PlumX Metrics


2016MU06      Phys.Rev. C 93, 065803 (2016)

M.Munch, M.Alcorta, H.O.U.Fynbo, M.Albers, S.Almaraz-Calderon, M.L.Avila, A.D.Ayangeakaa, B.B.Back, P.F.Bertone, P.F.F.Carnelli, M.P.Carpenter, C.J.Chiara, J.A.Clark, B.DiGiovine, J.P.Greene, J.L.Harker, C.R.Hoffman, N.J.Hubbard, C.L.Jiang, O.S.Kirsebom, T.Lauritsen, K.L.Laursen, S.T.Marley, C.Nair, O.Nusair, D.Santiago-Gonzalez, J.Sethi, D.Seweryniak, R.Talwar, C.Ugalde, S.Zhu

Independent measurement of the Hoyle state β feeding from 12B using Gammasphere

RADIOACTIVITY 12B(β-)[from 2H(11B, p), E=40 MeV from ATLAS-ANL facility]; measured Eγ, Iγ, γγ-coin, γγ(θ) for the Hoyle state using Gammasphere array. 12C; deduced first excited 2+ and 0+ levels, β branching ratio to the Hoyle state in 12C, logft, indication of higher clustering for the Hoyle state as compared to previous results. Comparison with theoretical calculations using antisymmetrized molecular dynamics (AMD), and with previous experimental results.

doi: 10.1103/PhysRevC.93.065803
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016RE01      Phys.Lett. B 752, 296 (2016)

J.Refsgaard, O.S.Kirsebom, E.A.Dijck, H.O.U.Fynbo, M.V.Lund, M.N.Portela, R.Raabe, G.Randisi, F.Renzi, S.Sambi, A.Sytema, L.Willmann, H.W.Wilschut

Measurement of the branching ratio for β-delayed α decay of 16N

RADIOACTIVITY 16N(β-α) [from C, 2H(15N, X), E=80 MeV]; measured decay products, Eα, Iα, Eβ, Iβ; deduced βα branching ratio and its uncertainties, impact on S-factor. Comparison with available data.

doi: 10.1016/j.physletb.2015.11.047
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2015HO09      Phys.Rev.Lett. 115, 052701 (2015)

A.M.Howard, M.Munch, H.O.U.Fynbo, O.S.Kirsebom, K.L.Laursen, C.A.Diget, N.J.Hubbard

23Na(α, p)26Mg Reaction Rate at Astrophysically Relevant Energies

NUCLEAR REACTIONS 23Na(α, p), E(cm)=1.7-2.5 MeV; measured reaction products, Ep, Ip; deduced σ(θ), σ, reaction rates. Comparison with the statistical model code NON-SMOKER.

doi: 10.1103/PhysRevLett.115.052701
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2269.


2015MA44      Phys.Rev.Lett. 115, 062701 (2015)

V.Margerin, G.Lotay, P.J.Woods, M.Aliotta, G.Christian, B.Davids, T.Davinson, D.T.Doherty, J.Fallis, D.Howell, O.S.Kirsebom, D.J.Mountford, A.Rojas, C.Ruiz, J.A.Tostevin

Inverse Kinematic Study of the 26gAl(d, p)27Al Reaction and Implications for Destruction of 26Al in Wolf-Rayet and Asymptotic Giant Branch Stars

NUCLEAR REACTIONS 2H(26Al, p), E<500 MeV; measured reaction products; deduced energy levels, J, π. spectroscopic factor, astrophysical reaction rates. Comparison with available data.

doi: 10.1103/PhysRevLett.115.062701
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2176. Data from this article have been entered in the XUNDL database. For more information, click here.


2014PE05      Acta Phys.Pol. B45, 375 (2014)

V.Pesudo, M.J.G.Borge, A.M.Moro, E.Nacher, L.Acosta, M.Alcorta, M.A.G.Alvarez, G.C.Ball, P.C.Bender, R.Braid, M.Cubero, A.di Pietro, J.P.Fernandez-Garcia, P.Figuera, M.Fisichella, B.R.Fulton, A.B.Garnsworthy, J.Gomez-Camacho, G.Hackman, O.S.Kirsebom, K.Kuhn, R.Kruecken, M.Lattuada, J.A.Lay, G.Marquinez-Duran, I.Martel, D.Miller, M.Moukaddam, P.D.O'Malley, A.Perea, M.M.Rajabali, A.M.Sanchez-Benitez, F.Sarazin, V.Scuderi, C.E.Svensson, O.Tengblad, C.Unsworth, Z.M.Wang

Reaction of the Halo Nucleus 11Be on Heavy Targets at Energies Around the Coulomb Barrier

NUCLEAR REACTIONS 197Au(11Be, X), E=31.9 MeV; measured reaction products; deduced σ. Comparison with CDCC calculations.

doi: 10.5506/APhysPolB.45.375
Citations: PlumX Metrics


2013BO06      J.Phys.(London) G40, 035109 (2013)

M.J.G.Borge, L.M.Fraile, H.O.U.Fynbo, B.Jonson, O.S.Kirsebom, T.Nilsson, G.Nyman, G.Possnert, K.Riisager, O.Tengblad

Rare βp decays in light nuclei

RADIOACTIVITY 11Be(β-p), 8B(β+p); analyzed available data; calculated beta-delayed proton emission.

doi: 10.1088/0954-3899/40/3/035109
Citations: PlumX Metrics


2013KI07      Few-Body Systems 54, 755 (2013)

O.S.Kirsebom

Decay of 12C* into Three α Particles; Using the 3α Momentum Distribution as a Spectroscopic Tool

RADIOACTIVITY 12C(3α); analyzed available data; deduced Dalitz plots, excited states J, π. Comparison with available data.

doi: 10.1007/s00601-012-0441-z
Citations: PlumX Metrics


2013LA22      Eur.Phys.J. A 49, 79 (2013)

K.L.Laursen, O.S.Kirsebom, H.O.U.Fynbo, A.Jokinen, M.Madurga, K.Riisager, A.Saastamoinen, O.Tengblad, J.Aysto

High-statistics measurement of the β-delayed spectrum of 20Na

RADIOACTIVITY 20Na(β+α); measured β-delayed α decay Eα, Iα, (16O)α-coin; deduced low-lying α transitions, branching ratios; calculated levels energy, width using R-matrix.

doi: 10.1140/epja/i2013-13079-6
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2012DI19      J.Phys.:Conf.Ser. 381, 012116 (2012)

C.A.Diget, H.O.U.Fynbo, K.L.Laursen, K.O.Madsbol, L.Jorgensen, O.S.Kirsebom, K.Riisager

Complete kinematics measurement of the 11B(p, γ)3α reaction

NUCLEAR REACTIONS 11B(p, γ), E=165 keV; measured Eα, Iα, αα-coin using two DSSSDs, Eγ, Iγ. 12C deduced levels, J, π, 16.11 MeV 2+, T=1 state breakup, triple α breakup.

doi: 10.1088/1742-6596/381/1/012116
Citations: PlumX Metrics


2012KI07      Phys.Rev.Lett. 108, 202501 (2012)

O.S.Kirsebom, M.Alcorta, M.J.G.Borge, M.Cubero, C.Aa.Diget, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, D.Galaviz, B.Jonson, M.Madurga, T.Nilsson, G.Nyman, K.Riisager, O.Tengblad, M.Turrion

Improved Limit on Direct α Decay of the Hoyle State

NUCLEAR REACTIONS 11B(3He, d), E not given; measured reaction products, deuteron spectrum, Eα, Iα. 12C; deduced σ(θ), α-decay branches of the Hoyle state, two-step process, resonance widths. Comparison with available data.

doi: 10.1103/PhysRevLett.108.202501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2021. Data from this article have been entered in the XUNDL database. For more information, click here.


2012KI08      Phys.Rev. C 85, 054308 (2012)

O.S.Kirsebom, M.Alcorta, M.J.G.Borge, M.Cubero, H.O.U.Fynbo, M.Madurga, O.Tengblad

Observation of α decay from a state in 10B at 11.48 MeV

NUCLEAR REACTIONS 11B(3He, α)10B, E=8.5 MeV; measured particle spectra, 6Li+2α spectra. 10B; deduced levels, J, π, γ, p, d and α decay modes, width and α-decay width of 11.48-MeV state, upper limit of α decay from this state to ground state, analog state of 10.15-MeV, (4+) state in 10Be, member of K=0 rotational band built on the 0+ state at 7.65 MeV. Comparison with previous studies.

doi: 10.1103/PhysRevC.85.054308
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2012RO10      Phys.Rev.Lett. 108, 162502 (2012)

T.Roger, J.Buscher, B.Bastin, O.S.Kirsebom, R.Raabe, M.Alcorta, J.Aysto, M.J.G.Borge, M.Carmona-Gallardo, T.E.Cocolios, J.Cruz, P.Dendooven, L.M.Fraile, H.O.U.Fynbo, D.Galaviz, L.R.Gasques, G.S.Giri, M.Huyse, S.Hyldegaard, K.Jungmann, W.L.Kruithof, M.Lantz, A.Perea, K.Riisager, A.Saastamoinen, B.Santra, P.D.Shidling, M.Sohani, A.J.Sorensen, O.Tengblad, E.Traykov, D.J.van der Hoek, P.Van Duppen, O.O.Versolato, H.W.Wilschut

Precise Determination of the Unperturbed 8B Neutrino Spectrum

RADIOACTIVITY 8B(β+), 8Be(α) [from 12C(12C, X)8B, E=55 MeV/nucleon]; measured decay products, Eα, Iα, Eβ, Iβ; deduced final state distribution in 8Be, J, π, neutrino spectrum. Comparison with available data, R-matrix fits.

doi: 10.1103/PhysRevLett.108.162502
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2011KI14      Phys.Rev. C 83, 065802 (2011), Erratum Phys.Rev. C 84, 049902 (2011)

O.S.Kirsebom, S.Hyldegaard, M.Alcorta, M.J.G.Borge, J.Buscher, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, H.Hultgren, A.Jokinen, B.Jonson, A.Kankainen, P.Karvonen, T.Kessler, A.Laird, M.Madurga, I.Moore, G.Nyman, H.Penttila, S.Rahaman, M.Reponen, K.Riisager, T.Roger, J.Ronkainen, A.Saastamoinen, O.Tengblad, J.Aysto

Precise and accurate determination of the 8B decay spectrum

RADIOACTIVITY 8B(β+)[from 6Li(3He, n), E=7.0 MeV]; measured β spectra, β-delayed α spectra, Eα, αα-coin. 8Be; deduced excitation distribution. Discussed implication of 8B neutrino spectrum. 20Na(β+); measured β-delayed α spectrum and used for calibration. Monte-Carlo simulations of β decay of 8B. R-matrix parameterization.

doi: 10.1103/PhysRevC.83.065802
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2011KI26      Eur.Phys.J. A 47, 130 (2011)

O.S.Kirsebom, H.O.U.Fynbo, A.Jokinen, M.Madurga and K.Riisager, A.Saastamoinen, O.Tengblad, J.Aysto

New β-delayed proton lines from 23Al

RADIOACTIVITY 23Al(β+), (EC); measured β-delayed Ep, Ip; deduced levels, J, π, branching ratio, log ft, B(GT) for individual levels. Compared with other data.

doi: 10.1140/epja/i2011-11130-4
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2011KI32      Phys.Rev. C 84, 058801 (2011)

O.S.Kirsebom, B.Davids

One fewer solution to the cosmological lithium problem

NUCLEAR REACTIONS 9Be(3He, t)9B; analyzed and discussed experimental data from this reaction to rule out solution to the problem of primordial 7Li abundance.

doi: 10.1103/PhysRevC.84.058801
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2011TE06      Phys.Rev. C 84, 064616 (2011)

E.Tengborn, A.M.Moro, T.Nilsson, M.Alcorta, M.J.G.Borge, J.Cederkall, C.Diget, L.M.Fraile, H.O.U.Fynbo, J.Gomez-Camacho, H.B.Jeppesen, H.T.Johansson, B.Jonson, O.S.Kirsebom, H.H.Knudsen, M.Madurga, G.Nyman, A.Richter, K.Riisager, G.Schrieder, O.Tengblad, N.Timofeyuk, M.Turrion, D.Voulot, F.Wenander

The 8Li + 2H reaction studied in inverse kinematics at 3.15 MeV/nucleon using the REX-ISOLDE post-accelerator

NUCLEAR REACTIONS 2H(8Li, p), (8Li, d), (8Li, t), [8Li beam from Ta(p, X), E=1.4 GeV primary reaction], E=3.15 MeV/nucleon; measured particle spectra, energy loss, σ(θ). 7,8,9Li; deduced levels, J, π, asymptotic normalization coefficients (ANC), Shell-model spectroscopic amplitudes. Coupled-channels and distorted-wave Born approximation (DWBA) analyses of σ(θ) data. REX-ISOLDE post-accelerator.

doi: 10.1103/PhysRevC.84.064616
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2010HY01      Phys.Rev. C 81, 024303 (2010)

S.Hyldegaard, M.Alcorta, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, C.Aa.Diget, P.Van Duppen, T.Eronen, S.P.Fox, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.S.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.S.Kirsebom, M.Madurga, I.Moore, A.Nieminen, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto

R-matrix analysis of the β decays of 12N and 12B

RADIOACTIVITY 12N(β+), 12B(β-); measured 3α summed spectra and associated branching ratios for breakup via the 8Be ground-state and via excited states of 8Be. 12C; deduced levels, resonances, Gammow-Teller strengths and widths using multilevel, many-channel R-matrix formalism.

doi: 10.1103/PhysRevC.81.024303
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2010KI08      Phys.Rev. C 81, 064313 (2010)

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

Breakup of 12C resonances into three α particles

NUCLEAR REACTIONS 11B(3He, d), E=8.5 MeV; measured Eα, Iα, α-α coin. 12C; deduced levels, resonances, J, π, decays through 8Be, simulations of the Dalitz distributions based on four different theoretical models. Discussed mechanisms of sequential, democratic and three body decay modes of 12C resonances.

doi: 10.1103/PhysRevC.81.064313
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2009FY01      Phys.Rev. C 79, 054009 (2009)

H.O.U.Fynbo, R.Alvarez-Rodriguez, A.S.Jensen, O.S.Kirsebom, D.V.Fedorov, E.Garrido

Three-body decays and R-matrix analyses

NUCLEAR STRUCTURE 12C; calculated Dalitz distributions, resonances, partial widths using R-matrix simulation of three-body decays for α decay of unnatural-parity states of 12C.

doi: 10.1103/PhysRevC.79.054009
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2009HY01      Phys.Lett. B 678, 459 (2009)

S.Hyldegaard, C.Forssen, C.Aa.Diget, M.Alcorta, F.C.Barker, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, P.Van Duppen, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.Kirsebom, M.Madurga, I.Moore, P.Navratil, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, J.P.Vary, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto

Precise branching ratios to unbound 12C states from 12N and 12B β-decays

NUCLEAR REACTIONS 1H(12C, n), 2H(11B, p), 12C(p, n), 11B(d, p), E not given; measured Eγ, Iγ, Eα, Iα, γα-coin, αα-coin, decay spectra; deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations.

RADIOACTIVITY 12B(β-), 12N(β+); deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations.

doi: 10.1016/j.physletb.2009.06.064
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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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2009MA31      Phys.Lett. B 677, 255 (2009)

M.Madurga, M.J.G.Borge, M.Alcorta, L.M.Fraile, H.O.U.Fynbo, B.Jonson, O.Kirsebom, G.Martinez-Pinedo, T.Nilsson, G.Nyman, A.Perea, A.Poves, K.Riisager, O.Tengblad, E.Tengborn, J.Van der Walle

Evidence of a new state in 11Be observed in the 11Li β-decay

RADIOACTIVITY 11Li(β-) [from Ta(p, X), E=1.4 GeV]; measured Eβ, Iβ, Eα, Iα, (charged-particle)(charged-particle)-coin in a kinematically complete experiment; deduced B(GT). 11Be; deduced level energy, J, π using Monte Carlo. Comparison with shell model calculations.

doi: 10.1016/j.physletb.2009.05.050
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2009MA72      Eur.Phys.J. A 42, 415 (2009)

M.Madurga, M.J.G.Borge, M.Alcorta, L.M.Fraile, H.O.U.Fynbo, B.Jonson, O.Kirsebom, T.Nilsson, G.Nyman, A.Perea, K.Riisager, O.Tengblad, E.Tengborn, J.Van der Walle

Kinematic identification of the βt branch in the decay of 11Li

RADIOACTIVITY 11Li(β-) [from Ta(p, X), E=1.4 GeV]; measured decay products; deduced β-delayed 8Li + t branch of the 11Li decay, branching ratio. Comparison with Monte-Carlo calculations.

doi: 10.1140/epja/i2008-10769-0
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2007BO49      Eur.Phys.J. Special Topics 150, 207 (2007)

M.J.G.Borge, M.Alcorta, H.O.U.Fynbo, G.Garcia, H.B.Jeppesen, O.Kirsebom, M.Madurga, G.Nyman, D.Obradors, O.Tengblad

Mapping of the 12C* states via the 10B(3He, pααα) reaction

NUCLEAR REACTIONS 10B(3He, p), E=2.45 MeV; measured Eα, Iα from the triple α breakup of 12C from ground state upto 18 MeV.

doi: 10.1140/epjst/e2007-00305-6
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Note: The following list of authors and aliases matches the search parameter O.Kirsebom: , O.S.KIRSEBOM