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NSR database version of May 10, 2024.

Search: Author = J.M.Akkermans

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1993KO02      Phys.Rev. C47, 724 (1993)

A.J.Koning, J.M.Akkermans

Computational Comparison of Quantum-Mechanical Models for Multistep Direct Reactions

NUCLEAR REACTIONS ⁹⁰Zr(p, p'), E=80 MeV; ²⁰⁹Bi(p, p'), E=62 MeV; ⁹³Nb(n, n'), E=25.7 MeV; calculated σ(θ) vs excitation energy. Multi-step direct reactions, quantum mechanical models comparison.

doi: 10.1103/PhysRevC.47.724
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1991KO13      Ann.Phys.(New York) 208, 216 (1991)

A.J.Koning, J.M.Akkermans

Randomness in Multi-Step Direct Reactions

NUCLEAR REACTIONS ⁵⁸Ni(p, p'), E=65 MeV; calculated σ(θ₁, E₁). Multi-step direct reactions, randomness.

doi: 10.1016/0003-4916(91)90345-9
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1987SH08      Nucl.Phys. A466, 333 (1987)

Shi Xiangjun, H.Gruppelaar, J.M.Akkermans

Effects of Angular-Momentum Conservation in Unified Pre-Equilibrium and Equilibrium Reaction Models

NUCLEAR REACTIONS ⁹³Nb(n, nX), E=14.6 MeV; ¹⁰²Ru(n, nX), E=14.5 MeV; calculated angle integrated σ; deduced angular momentum conservation effects. Master equation theory, equilibrium, pre-equilibrium reaction models.

doi: 10.1016/0375-9474(87)90445-3
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1986GR22      Radiat.Eff. 95, 59 (1986)

H.Gruppelaar, J.M.Akkermans

A New Code System for the Calculation of Double Differential Reaction Cross Sections

NUCLEAR REACTIONS ⁹³Nb(n, γ), E=1-15 MeV; calculated σ, Eγ, Iγ; ⁹³Nb(n, n'), E=threshold-1, 14.6 MeV; Nb, Pb(n, nX), E=7, 14.6, 15 MeV; calculated Legendre coefficients. Statistical exciton model.

doi: 10.1080/00337578608208669
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1985AK03      Phys.Lett. 157B, 95 (1985)

J.M.Akkermans, H.Gruppelaar

Analysis of Continuum Gamma-Ray Emission in Precompound-Decay Reactions

NUCLEAR REACTIONS ⁹³Nb(n, γ), (n, nγ), E=1-15 MeV; calculated continuum γ production σ(E). ⁹³Nb(n, γ), E=14.1 MeV; calculated primary γ-spectra. Precompound decay, statistical description.

doi: 10.1016/0370-2693(85)91524-2
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1985AK04      Z.Phys. A321, 605 (1985)

J.M.Akkermans, H.Gruppelaar

Comments on the State Densities and the Transition Rates in the Pre-Equilibrium Exciton Model

NUCLEAR REACTIONS ⁹³Nb(n, n'X), E=14.5 MeV; calculated angle-integrated σ(E). Preequilibrium exciton model, state densities, transition rates.

doi: 10.1007/BF01432437
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1983CO07      Lett.Nuovo Cim. 36, 431 (1983)

C.Costa, H.Gruppelaar, J.M.Akkermans

Energy Dependence of Pre-Equilibrium Angular Distributions

NUCLEAR REACTIONS ⁹³Nb(n, n'), E=14.6, 40 MeV; calculated reduced Legendre coefficient vs ejectile energy. Angle energy correlated model.

doi: 10.1007/BF02747182
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1983CO10      Phys.Rev. C28, 587 (1983)

C.Costa, H.Gruppelaar, J.M.Akkermans

Angle-Energy Correlated Model of Preequilibrium Angular Distributions

NUCLEAR REACTIONS Nb(n, xn), E=10-60 MeV; calculated σ(E, E(n), θ), Legendre coefficients. Generalized exciton model, preequilibrium emission.

doi: 10.1103/PhysRevC.28.587
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1981AK02      Z.Phys. A300, 345 (1981)

J.M.Akkermans, H.Gruppelaar

Random-Walk Model of Precompound Decay: Dynamics and multi-particle emission

NUCLEAR REACTIONS ¹²⁷I(n, xn), E=15-50 MeV; calculated σ(E). Random walk model, precompound decay.

doi: 10.1007/BF01419867
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1980AK01      Phys.Rev. C22, 73 (1980)

J.M.Akkermans, H.Gruppelaar, G.Reffo

Angular Distributions in a Unified Model of Preequilibrium and Equilibrium Neutron Emission

NUCLEAR REACTIONS Be, C, Na, Mg, Al, Si, P, S, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Se, Br, Zr, Nb, Cd, In, Sn, Sb, I, Ta, W, Au, Hg, Pb, Bi(n, nα), E=14.6 MeV; calculated σ(En, θ), Legendre coefficients. Generalized exciton model, preequilibrium, equilibrium analysis, Hauser-Feshbach model.

doi: 10.1103/PhysRevC.22.73
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