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NSR database version of April 26, 2024.

Search: Author = K.L.Laursen

Found 9 matches.

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

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
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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.

2015LU12      Eur.Phys.J. A 51, 113 (2015)

M.V.Lund, M.J.G.Borge, J.A.Briz, J.Cederkall, H.O.U.Fynbo, J.H.Jensen, B.Jonson, K.L.Laursen, T.Nilsson, A.Perea, V.Pesudo, K.Riisager, O.Tengblad

Beta-delayed proton emission from ²¹Mg

RADIOACTIVITY ²¹Mg(β⁺); measured β-delayed proton emission using two Gas-Si-Si charged-particle telescopes; deduced T_1/2, log ft, βp branchings, resonances Γ energy dependence, ²¹Mg levels, J, π. Compared with other works.

doi: 10.1140/epja/i2015-15113-1
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Data from this article have been entered in the XUNDL database. For more information, click here.

2015LU13      Phys.Lett. B 750, 356 (2015)

M.V.Lund, M.J.G.Borge, J.A.Briz, J.Cederkall, H.O.U.Fynbo, J.H.Jensen, B.Jonson, K.L.Laursen, T.Nilsson, A.Perea, V.Pesudo, K.Riisager, O.Tengblad

Systematic trends in beta-delayed particle emitting nuclei: The case of βpα emission from ²¹Mg

RADIOACTIVITY ²¹Mg(β⁺α), (pα) [from Si(P, X), E=1.4 GeV]; measured decay products, Eα, Iα; deduced the third identified case of βpα emission, systematics.

doi: 10.1016/j.physletb.2015.09.044
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Data from this article have been entered in the XUNDL database. For more information, click here.

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
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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
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2012FY01      Prog.Theor.Phys.(Kyoto), Suppl. 196, 394 (2012)

H.O.U.Fynbo, K.L.Laursen, K.Riisager

Complete Kinematics Study of the ¹¹B + p → 3α Reaction

NUCLEAR REACTIONS ¹⁰B(³He, p), E not given; ¹¹B(p, ¹²C), E not given; measured reaction products, Eα, Iα; deduced energy levels, Dalitz plots of the 3α-decay of the 2⁺ resonances, natural parity states.

doi: 10.1143/PTPS.196.394
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