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NSR database version of May 24, 2024.

Search: Author = B.Petersen

Found 9 matches.

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2000AL04      Nucl.Phys. A669, 51 (2000)

D.Aleksandrov, T.Aumann, L.Axelsson, T.Baumann, M.J.G.Borge, L.V.Chulkov, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, H.Geissel, V.Z.Goldberg, A.Grunschloss, M.Hellstrom, J.Holeczek, R.Holzmann, B.Jonson, J.V.Kratz, G.Kraus, R.Kulessa, Y.Leifels, A.Leistenschneider, T.Leth, K.Markenroth, M.Meister, I.Mukha, G.Munzenberg, F.Nickel, T.Nilsson, G.Nyman, B.Petersen, M.Pfutzner, V.Pribora, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, W.Schwab, H.Simon, M.H.Smedberg, J.Stroth, A.Surowiec, O.Tengblad, M.V.Zhukov

Halo Excitations in Fragmentation of 6He at 240 MeV/u on Carbon and Lead Targets

NUCLEAR REACTIONS C, Pb(6He, 2nα), E=240 MeV/nucleon; measured excitation energy spectra, σ(θ); deduced reaction mechanism features. 6He level deduced neutron configuration. Secondary beam from 18O fragmentation.

doi: 10.1016/S0375-9474(99)00825-8
Citations: PlumX Metrics


1999AU01      Phys.Rev. C59, 1252 (1999)

T.Aumann, D.Aleksandrov, L.Axelsson, T.Baumann, M.J.G.Borge, L.V.Chulkov, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, H.Geissel, V.Z.Goldberg, M.Golovkov, A.Grunschloss, M.Hellstrom, K.Hencken, J.Holeczek, R.Holzmann, B.Jonson, A.A.Korsheninnikov, J.V.Kratz, G.Kraus, R.Kulessa, Y.Leifels, A.Leistenschneider, T.Leth, I.Mukha, G.Munzenberg, F.Nickel, T.Nilsson, G.Nyman, B.Petersen, M.Pfutzner, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, W.Schwab, H.Simon, M.H.Smedberg, M.Steiner, J.Stroth, A.Surowiec, T.Suzuki, O.Tengblad, M.V.Zhukov

Continuum Excitations in 6He

NUCLEAR REACTIONS C, Pb(6He, 2nα), E=240 MeV/nucleon; measured Eα, neutron spectra, σ(E), σ(θ), integrated σ. 6He; deduced E1 continuum strength distribution, 2+ resonance excitation B(E2), other reaction mechanism features. Secondary beam from 18O fragmentation. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.59.1252
Citations: PlumX Metrics


1999SI08      Phys.Rev.Lett. 83, 496 (1999)

H.Simon, D.Aleksandrov, T.Aumann, L.Axelsson, T.Baumann, M.J.G.Borge, L.V.Chulkov, R.Collatz, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, H.Geissel, A.Grunschloss, M.Hellstrom, J.Holeczek, R.Holzmann, B.Jonson, J.V.Kratz, G.Kraus, R.Kulessa, Y.Leifels, A.Leistenschneider, T.Leth, I.Mukha, G.Munzenberg, F.Nickel, T.Nilsson, G.Nyman, B.Petersen, M.Pfutzner, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, W.Schwab, M.H.Smedberg, J.Stroth, A.Surowiec, O.Tengblad, M.V.Zhukov

Direct Experimental Evidence for Strong Admixture of Different Parity States in 11Li

NUCLEAR REACTIONS C(11Li, n10Li), E=287 MeV/nucleon; measured core fragment transverse momentum, (fragment)n-coin, decay neutron angular distribution. 11Li deduced ground-state wave function parity admixture.

doi: 10.1103/PhysRevLett.83.496
Citations: PlumX Metrics


1998AL10      Nucl.Phys. A633, 234 (1998)

D.Aleksandrov, T.Aumann, L.Axelsson, T.Baumann, M.J.G.Borge, L.V.Chulkov, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, H.Geissel, V.Z.Goldberg, M.Golovkov, A.Grunschloss, M.Hellstrom, J.Holeczek, R.Holzmann, B.Jonson, A.A.Korsheninnikov, J.V.Kratz, G.Kraus, R.Kulessa, Y.Leifels, A.Leistenschneider, T.Leth, I.Mukha, G.Munzenberg, F.Nickel, T.Nilsson, G.Nyman, B.Petersen, M.Pfutzner, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, W.Schwab, H.Simon, M.H.Smedberg, M.Steiner, J.Stroth, A.Surowiec, T.Suzuki, O.Tengblad, M.V.Zhukov

Invariant Mass Spectrum and α-n Correlation Function Studied in the Fragmentation of 6He on a Carbon Target

NUCLEAR REACTIONS C(6He, nα), E=240 MeV/nucleon; measured En, Eα, nα-coin; deduced two-step reaction mechanism. Radioactive beam, halo nuclei.

doi: 10.1016/S0375-9474(98)00120-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0172.


1998AX02      Nucl.Phys. A634, 475 (1998); Erratum Nucl.Phys. A641, 529 (1998)

L.Axelsson, J.Aysto, M.J.G.Borge, L.M.Fraile, H.O.U.Fynbo, A.Honkanen, P.Hornshoj, A.Jokinen, B.Jonson, P.O.Lipas, I.Martel, I.Mukha, T.Nilsson, G.Nyman, B.Petersen, K.Riisager, M.H.Smedberg, O.Tengblad, and the ISOLDE Collaboration

Beta Decay of 31Ar

RADIOACTIVITY 31Ar(β+p) [from 1 GeV p on CaO powder target]; measured βp-, βγ-coin, Ep, Ip. 31Cl deduced levels, branching, log ft, Gamow-Teller strength, IAS. OXBASH shell-model calculations, Gamow-Teller quenching, isospin mixing.

doi: 10.1016/S0375-9474(98)00172-9
Citations: PlumX Metrics


1998MU06      Nucl.Phys. A630, 394c (1998)

I.Mukha, L.Axelsson, J.Aysto, U.C.Bergmann, M.J.G.Borge, L.M.Fraile, H.O.U.Fynbo, A.Honkanen, P.Hornshoj, Y.Jading, B.Jonson, A.Jokinen, I.Martel, M.Oinonen, T.Nilsson, G.Nyman, B.Petersen, K.Riisager, T.Siiskonen, M.H.Smedberg, O.Tengblad, F.Wenander, and the ISOLDE Collaboration

Two-Proton Decay of the Isobaric Analogue State of 31Ar

RADIOACTIVITY 31Ar(β+p) [from Ca(p, X), E=1 GeV]; measured beta-delayed two-proton decay energies, angular correlations. 31Cl deduced IAS 2p decay branching ratios.

doi: 10.1016/S0375-9474(97)00777-X
Citations: PlumX Metrics


1997CH24      Phys.Rev.Lett. 79, 201 (1997)

L.V.Chulkov, T.Aumann, D.Aleksandrov, L.Axelsson, T.Baumann, M.J.G.Borge, R.Collatz, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, H.Geissel, V.Z.Goldberg, M.Golovkov, A.Grunschloss, M.Hellstrom, J.Holeczek, R.Holzmann, B.Jonson, A.A.Korsheninnikov, J.V.Kratz, G.Kraus, R.Kulessa, Y.Leifels, A.Leistenschneider, T.Leth, I.Mukha, G.Munzenberg, F.Nickel, T.Nilsson, G.Nyman, B.Petersen, M.Pfutzner, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, W.Schwab, H.Simon, M.H.Smedberg, M.Steiner, J.Stroth, A.Surowiec, T.Suzuki, O.Tengblad

Large Spin Alignment of the Unbound 5He Fragment after Fragmentation of 240 MeV/nucleon 6He

NUCLEAR REACTIONS C(6He, X), E=240 MeV/nucleon; measured projectile peripheral fragmentation, p(αn) vs θ, φ; deduced 5He+n fragmentation mechanism dominance.

doi: 10.1103/PhysRevLett.79.201
Citations: PlumX Metrics


1996HO24      Nucl.Phys. A611, 47 (1996)

A.Honkanen, L.Axelsson, J.Aysto, M.J.G.Borge, B.Jonson, A.Jokinen, I.Martel, G.Martinez-Pinedo, I.Mukha, T.Nilsson, G.Nyman, B.Petersen, A.Poves, M.H.Smedberg, A.Teijeiro, O.Tengblad, and the ISOLDE Collaboration

Fine Structure in the Beta-Delayed Proton Decay of 33Ar

RADIOACTIVITY 33Ar(β+p) [from 93Nb(p, X), E=1 GeV, selective mass separation]; measured β-delayed Ep, Ip; deduced spectroscopic amplitudes. Shell model. Gas-Si telescope spectrometer.

doi: 10.1016/S0375-9474(96)00313-2
Citations: PlumX Metrics


1996MA25      Phys.Lett. 381B, 407 (1996)

F.M.Marques, E.Liegard, N.A.Orr, J.C.Angelique, L.Axelsson, G.Bizard, W.N.Catford, N.M.Clarke, G.Costa, M.Freer, S.Grevy, D.Guillemaud-Mueller, G.J.Gyapong, F.Hanappe, P.G.Hansen, B.Heusch, B.Jonson, C.Le Brun, F.R.Lecolley, F.Lefebvres, M.Lewitowicz, G.Martinez, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, B.Petersen, F.Pougheon, K.Riisager, M.G.Saint-Laurent, Y.Schutz, M.Smedberg, O.Sorlin, L.Stuttge, D.D.Warner

Neutrons from the Breakup of 19C

NUCLEAR REACTIONS Ta(19C, xn), E=30 MeV/nucleon; measured σ(θn). 19C deduced neutron halo. Core breakup reaction model.

doi: 10.1016/0370-2693(96)00617-X
Citations: PlumX Metrics


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