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NSR database version of April 26, 2024.

Search: Author = L.Machenil

Found 8 matches.

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1996RY05      Phys.Rev. C54, 3313 (1996)

J.Ryckebusch, L.Machenil, M.Vanderhaeghen, V.Van der Sluys, M.Waroquier

Reply to ' Comment on ' Multinucleon Mechanisms in (γ, N) and (γ, NN) Reactions' '

NUCLEAR REACTIONS ¹²C(γ, X), E ≈ 200-400 MeV; calculated proton-neutron knockout contribution to total photon absorption σ(E); deduced shell model effects role in Δ₃₃ propagator.

doi: 10.1103/PhysRevC.54.3313
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1995CR04      Nucl.Phys. A593, 463 (1995)

G.E.Cross, I.J.D.MacGregor, J.C.McGeorge, J.Ahrens, I.Anthony, J.R.M.Annand, R.Beck, D.Branford, T.Davinson, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, T.Lamparter, L.Machenil, J.A.MacKenzie, G.J.Miller, R.O.Owens, J.Ryckebusch, M.Sauer, R.Schneider, K.Spaeth, M.Vanderhaeghen

Proton Photoproduction from ¹²C

NUCLEAR REACTIONS ¹²C(γ, p), E=200-500 MeV; measured σ(θ). ¹²C(γ, np), (γ, 2p), E=300 MeV; measured σ(θ, E(nucleon)); deduced reaction mechanism. Tagged photon beam.

doi: 10.1016/0375-9474(95)00318-U
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0797.

1994RY02      Nucl.Phys. A568, 828 (1994)

J.Ryckebusch, M.Vanderhaeghen, L.Machenil, M.Waroquier

Effects of the Final-State Interaction in (γ, pn) and (γ, pp) Processes

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), E=80-240 keV; calculated σ(E), ratio. ¹⁶O(γ, np), E=200 MeV; calculated σ(θp, θn) vs proton momentum. Shell model, final state interactions, pionic currents, intermediate Δ creation.

doi: 10.1016/0375-9474(94)90362-X
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1994RY03      Phys.Rev. C49, 2704 (1994)

J.Ryckebusch, L.Machenil, M.Vanderhaeghen, V.Van der Sluys, M.Waroquier

Multinucleon Mechanisms in (γ, N) and (γ, NN) Reactions

NUCLEAR REACTIONS ¹⁶O(γ, n), E=150-250 MeV; calculated σ(θ). ¹²C(γ, n), E=75, 100 MeV; calculated σ(θn, En); ¹²C(γ, p), E=123, 151 MeV; calculated σ(θp, Ep). ⁴⁰Ca(γ, p), E=60 MeV; calculated σ(θp, Ep) vs missing energy. ¹⁶O(γ, np), (γ, 2p), E=281 MeV; calculated σ(θp, Ep); deduced multinucleon mechanisms similarity in (γ, p), (e, e'p) processes. Microscopic model.

doi: 10.1103/PhysRevC.49.2704
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1994VA33      Nucl.Phys. A580, 551 (1994)

M.Vanderhaeghen, L.Machenil, J.Ryckebusch, M.Waroquier

On Meson-Exchange and Δ-Isobar Currents in the Two-Nucleon Photoabsorption Mechanism

NUCLEAR REACTIONS ¹⁶O(γ, np), E=60-300 MeV; calculated σ(E), σ(θp, θn) for different conditions; deduced ρ-meson degree of freedom role. Factorized, unfactorized model.

doi: 10.1016/0375-9474(94)90781-1
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1993MA35      Phys.Lett. 316B, 17 (1993)

L.Machenil, M.Vanderhaeghen, J.Ryckebusch, M.Waroquier

Absorption Mechanisms in Photon Induced Two-Body Knockout

NUCLEAR REACTIONS, ICPND ¹⁶O(γ, np), (γ, 2p), E=60-300 MeV; calculated σ(E), σ(θp, θn) vs proton momentum; deduced heavy meson exchange, intermediate Δ creation roles.

doi: 10.1016/0370-2693(93)90650-7
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1992RY02      Phys.Rev. C46, R829 (1992)

J.Ryckebusch, K.Heyde, L.Machenil, D.Ryckbosch, M.Vanderhaeghen, M.Waroquier

Meson Exchange Currents and High-Resolution (γ, p) Reactions

NUCLEAR REACTIONS ¹²C(γ, p), E=48-78 MeV; calculated σ(θ). Mean field approach, meson exchange currents.

doi: 10.1103/PhysRevC.46.R829
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1992RY04      Phys.Lett. 291B, 213 (1992)

J.Ryckebusch, L.Machenil, M.Vanderhaeghen, M.Waroquier

Do Proton-Neutron Pairs Behave Like Quasideuterons in the Photoaborption Process ( Question )

NUCLEAR REACTIONS ¹⁶O(γ, np), E=50-300 MeV; calculated σ(E); deduced factorization limitation. Pion exchange, Δ included.

doi: 10.1016/0370-2693(92)91033-6
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