NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = H.Gruppelaar Found 21 matches. 1995NA35 Nucl.Sci.Eng. 119, 97 (1995) P.Nagel, J.Rodens, M.Blann, H.Gruppelaar Intermediate Energy Nuclear Reaction Code Intercomparison: Applications to Transmutation of Long-Lived Reactor Wastes NUCLEAR REACTIONS 208Pb, 90Zr(p, xn), E=25-800 MeV; 90Zr(p, xp), E=80, 160 MeV; analyzed σ(θ, θ(nucleon)). Zr, Pb(p, xn), (p, xp), E < 1 GeV; analyzed nucleon multiplicities. Intercomparison of codes.
doi: 10.13182/NSE95-A24074
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
1986GR22 Radiat.Eff. 95, 59 (1986) 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
1986HO28 Radiat.Eff. 95, 27 (1986) P.E.Hodgson, G.M.Field, H.Gruppelaar, P.Nagel Pre-Equilibrium Processes in Nuclear Reactions NUCLEAR REACTIONS 93Nb(n, xn), E=10, 14.6, 20, 25.7 MeV; calculated angle integrated σ(En). 59Co(n, xn), (n, xp), E=14 MeV; 65Cu(p, xn), E=26.7 MeV; calculated σ(θ), σ(θn, En), σ(θp, Ep). Semi-classical models, quantum mechanical theory.
doi: 10.1080/00337578608208667
1985AK03 Phys.Lett. 157B, 95 (1985) 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
1985AK04 Z.Phys. A321, 605 (1985) 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
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
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
1981AK02 Z.Phys. A300, 345 (1981) 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
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
1977GR13 Nucl.Sci.Eng. 62, 756 (1977) Some Properties of the Width Fluctuation Factor NUCLEAR REACTIONS 100Mo(n, γ), E=0.9 MeV; calculated σ, effect of width fluctuations.
doi: 10.13182/NSE77-A15219
1972GR04 Nucl.Phys. A179, 737 (1972) Electromagnetic Decay of Low-Lying States of 43Ca NUCLEAR REACTIONS 43,44Ca(p, p'γ), E=4.235 MeV; measured Eγ, Iγ, pγ-coin, Doppler-shift attenuation. 43,44Ca deduced levels, γ-branching, T1/2, J, π. Enriched target.
doi: 10.1016/0375-9474(72)90616-1
1971BU21 Nucl.Phys. A176, 161 (1971) A.S.K.Buisman, P.B.Smith, P.J.M.Smulders, H.Gruppelaar Low-Lying Levels of 24Na NUCLEAR REACTIONS 26Mg(d, αγ), E=5.05 MeV; measured σ(Eα, Eγ, θ(αγ)). 24Na deduced levels, J, γ-branching, multipole mixing. Enriched target.
doi: 10.1016/0375-9474(71)90738-X
1970SP02 Nucl.Phys. A145, 449 (1970) A.M.J.Spits, A.M.F. Op den Kamp, H.Gruppelaar Gamma Rays from Thermal-Neutron Capture in Natural and 28Si Enriched Silicon NUCLEAR REACTIONS 28,29,30Si, 6Li, 14N, 19F, 27Al, 54,56Fe, 207Pb(n, γ), E=thermal; 28Si(n, n'γ), E=fast; measured Eγ, Iγ; deduced Q. 29,30,31Si deduced levels, γ-branching. Natural, 28Si enriched targets, Ge(Li) detector.
doi: 10.1016/0375-9474(70)90435-5
1969GR08 Nucl.Phys. A131, 180 (1969) H.Gruppelaar, A.M.F.Op Den Kamp, A.M.J.Spits Investigation of the 42Ca(n, γ)43Ca Reaction NUCLEAR REACTIONS 42Ca(n, γ), E=thermal; measured Eγ, Iγ, γγ- coin; deduced Q. 43Ca deduced levels, γ-branching, J. Enriched target, Ge(Li) detector.
doi: 10.1016/0375-9474(69)90818-5
1969GR21 Nucl.Phys. A133, 545 (1969) Gamma-Gamma Angular-Correlation Measurements in the 44Ca(n, γ)45Ca Reaction NUCLEAR REACTIONS 44Ca(n, γ), E = thermal; measured γγ(θ). 45Ca levels deduced J, γ-mixing. Enriched target; Ge(Li), NaI detectors.
doi: 10.1016/0375-9474(69)90554-5
1968GR11 Nucl.Phys. A114, 463 (1968) H.Gruppelaar, P.Spilling, A.M.J.Spits Investigation of the 44Ca(n, γ)45Ca Reaction NUCLEAR REACTIONS 44Ca(n, γ), E=thermal; measured Iγ, Eγ; deduced Q. 45Ca deduced levels, branching, J, π. Enriched 44Ca target, Ge(Li) detector.
doi: 10.1016/0375-9474(68)90367-9
1968SP01 Nucl.Phys. A113, 395(1968) P.Spilling, H.Gruppelaar, H.F.De vries, A.M.J.Spits The Reactions 12C(n, γ)13C and 19F(n, γ)20F NUCLEAR REACTIONS 6Li, 12C, 19F, 56Fe(n, γ), E=thermal; 19F(n, n'γ), E= fast; 19F(n, α), E= fast; measured Eγ, Iγ; deduced Q. 7Li, 13C, 16O, 19F, 20F deduced levels, branchings. Natural targets.
doi: 10.1016/0375-9474(68)90414-4
1967GR16 Nucl.Phys. A102, 226 (1967) Thermal-Neutron Capture Gamma Rays from Natural Calcium NUCLEAR REACTIONS 40,44Ca(n, γ), E=thermal; measured Eγ, Iγ; deduced Q. 41,45Ca deduced levels, branching. Enriched 40Ca target, Ge(Li) detector.
doi: 10.1016/0375-9474(67)90333-8
1967SP05 Nucl.Phys. A102, 209 (1967) P.Spilling, H.Gruppelaar, A.M.F.Op Den Kamp Thermal-Neutron Capture Gamma Rays from Natural Magnesium and Enriched 25Mg NUCLEAR REACTIONS 24,25,26Mg, 56Fe, 63Cu, 207Pb(n, γ), E=thermal; measured σ(Eγ); deduced Q. 25,26,27Mg deduced levels, branching. Enriched 25Mg target, Ge(Li) detector.
doi: 10.1016/0375-9474(67)90332-6
1966VA10 Nucl.Phys. 80, 321(1966) G.Van Middelkoop, H.Gruppelaar Investigation of the 32S(n, γ)33S Reaction NUCLEAR REACTIONS 32S(n, γ), E = thermal; measured Eγ, Iγ, γγ-coin., γγ(θ). 33S deduced levels J, branching. Natural target.
doi: 10.1016/0029-5582(66)90092-7
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