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NSR database version of April 11, 2024.

Search: Author = K.Wienhard

Found 26 matches.

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1984BE26      Phys.Lett. 140B, 191 (1984)

U.E.P.Berg, K.Ackermann, K.Bangert, C.Blasing, W.Naatz, R.Stock, K.Wienhard, M.K.Brussel, T.E.Chapuran, B.H.Wildenthal

Bound State M1 Transitions in sd-Shell Nuclei

NUCLEAR REACTIONS 20,22Ne, 24Mg, 28,30Si, 32,34S(γ, γ'), E=65 MeV bremsstrahlung; 26Mg(γ, γ'), E not given; measured Eγ, Iγ. 22Ne, 26Mg, 28,30Si, 32,34S(polarized γ, γ), E=22 MeV bremsstrahlung; measured γ asymmetry, polarization effect. 20,22Ne, 24,26Mg, 28,30Si, 32,34S levels deduced B(M1), (Γ0/Γ), Γ0. Nuclear resonance fluorescence technique, linearly polarized γ-beam. Shell model comparison.

doi: 10.1016/0370-2693(84)90918-3
Citations: PlumX Metrics

1984CA34      Phys.Lett. 146B, 179 (1984)

J.R.Calarco, J.Arruda-Neto, K.A.Griffioen, S.S.Hanna, D.H.H.Hoffmann, B.Neyer, R.E.Rand, K.Wienhard, M.R.Yearian

Observation of Monopole Strength in the 12C(e, e'p0)11B Reaction

NUCLEAR REACTIONS 12C(e, e'p), E=86, 118, 126 MeV; measured σ(E(e'), θ(e'), θp), forward, backward asymmetry. 12C deduced possible monopole resonance, EWSR.

doi: 10.1016/0370-2693(84)91012-8
Citations: PlumX Metrics

1983BE19      Phys.Rev. C27, 2981 (1983)

U.E.P.Berg, K.Ackermann, K.Bangert, R.Stock, K.Wienhard

11262 keV 1+ State in 20Ne

NUCLEAR REACTIONS 20Ne(γ, γ'), E < 18 MeV bremsstrahlung; measured Eγ, Iγ. 20Ne deduced level, relative γ-branching. Natural Ne target.

doi: 10.1103/PhysRevC.27.2981
Citations: PlumX Metrics

1982BA03      Nucl.Phys. A376, 15 (1982)

K.Bangert, U.E.P.Berg, G.Junghans, R.Stock, K.Wienhard

Charged Photoparticles from the 18O Giant Resonances

NUCLEAR REACTIONS 18O(γ, p), (γ, d), (γ, t), (γ, α), E=24, 32 MeV bremsstrahlung; measured σ(Ep), σ(Ed), σ(Et), σ(Eα); deduced σ(Eγ, θ) following t, α emission. 18O deduced giant resonance decay characteristics.

doi: 10.1016/0375-9474(82)90530-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0242.

1982RA21      Z.Phys. A308, 63 (1982)

R.Ratzek, W.Wilke, J.Drexler, R.Fischer, R.Heil, K.Huber, U.Kneissl, H.Ries, H.Stroher, R.Stock, K.Wienhard

Photofission with Linearly Polarized Photons

NUCLEAR REACTIONS 232Th(polarized γ, F), (γ, F), E=10, 12 MeV bremsstrahlung; measured fission σ(fragment θ), asymmetry. 232Th deduced E1 excitation role in fission. Linearly polarized beam, parallel plate avalanche detectors.

doi: 10.1007/BF01415850
Citations: PlumX Metrics

1982WI06      Phys.Rev.Lett. 49, 18 (1982)

K.Wienhard, K.Ackermann, K.Bangert, U.E.P.Berg, C.Blasing, W.Naatz, A.Ruckelshausen, D.Ruck, R.K.M.Schneider, R.Stock

Parity of Bound Dipole States in 208Pb

NUCLEAR REACTIONS 208Pb(polarized γ, γ), E=10 MeV bremsstrahlung; measured Eγ, Iγ, asymmetry. 208Pb deduced level, J, π, B(M1), Γ02/Γ. Linearly polarized beam.

doi: 10.1103/PhysRevLett.49.18
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1981AC02      Nucl.Phys. A372, 1 (1981)

K.Ackermann, K.Bangert, U.E.P.Berg, G.Junghans, R.K.M.Schneider, R.Stock, K.Wienhard

Ground State Dipole Transitions in 58Ni

NUCLEAR REACTIONS 58Ni, 208Pb(γ, γ), E < 10 MeV; measured σ(θ). 58Ni deduced levels, J, π, Γγ, E1, M1 transition strength. 208Pb levels deduced Γγ. Enriched targets, nuclear resonance fluorescence technique.

doi: 10.1016/0375-9474(81)90082-8
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1981BE32      Phys.Lett. 103B, 301 (1981)

U.E.P.Berg, D.Ruck, K.Ackermann, K.Bangert, C.Blasing, K.Kobras, W.Naatz, R.K.M.Schneider, R.Stock, K.Wienhard

Parities of Dipole Ground-State Transitions in 52Cr

NUCLEAR REACTIONS 52Cr(polarized γ, γ), E=7-9 MeV bremsstrahlung; measured Eγ, Iγ, asymmetry. 52Cr deduced strong E1 transitions, B(M1) limit. Nuclear resonance fluorescence technique.

doi: 10.1016/0370-2693(81)90228-8
Citations: PlumX Metrics

1981WI09      Phys.Rev. C24, 1363 (1981)

K.Wienhard, R.K.M.Schneider, K.Ackermann, K.Bangert, U.E.P.Berg, R.Stock

16O(γ, p)15N Reaction with Linearly Polarized Photons

NUCLEAR REACTIONS 16O(polarized γ, p), E=15-25 MeV bremsstrahlung; measured σ(Ep), analyzing power vs θ. 16O levels deduced π, proton decay amplitudes.

doi: 10.1103/PhysRevC.24.1363
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1981WI12      Z.Phys. A302, 185 (1981)

K.Wienhard, C.Blasing, K.Ackermann, K.Bangert, U.E.P.Berg, K.Kobras, W.Naatz, D.Ruck, R.K.M.Schneider, R.Stock

Parities of Strong Dipole Ground State Transitions in 88Sr

NUCLEAR REACTIONS 88Sr(polarized γ, γ), E=16 MeV bremsstrahlung; measured asymmetry. 88Sr levels deduced π. Nuclear resonance fluorescence technique, enriched targets.

doi: 10.1007/BF01413049
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1979BE10      Nucl.Phys. A318, 453 (1979)

U.E.P.Berg, K.Wienhard

Nuclear Resonance Fluorescence in 22Ne

NUCLEAR REACTIONS 22Ne(γ, γ), E < 18 MeV; measured Eγ, σ(γ, γ). 22Ne deduced T1/2, Γγ0, B(M1) values. Enriched target.

doi: 10.1016/0375-9474(79)90659-6
Citations: PlumX Metrics

1979JU02      Z.Phys. A291, 353 (1979)

G.Junghans, K.Bangert, U.E.P.Berg, R.Stock, K.Wienhard

The Photodisintegration of 6Li and 7Li

NUCLEAR REACTIONS 6Li(γ, p), (γ, d), (γ, t), (γ, α), E(max)=30, 35 MeV; 7Li(γ, p), (γ, d), (γ, t), (γ, α), E(max)=28, 40, 50 MeV from bremsstrahlung; measured σ(θ). 7Li(γ, pd), (γ, αd), (γ, dt), (γ, d3He), (γ, pt), (γ, αp), E(max)=40 MeV; measured pd-, αd-, dt-, d3He-, pt-, αp-coin; deduced reaction mechanism.

doi: 10.1007/BF01408386
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0225.

1978BE46      Nucl.Phys. A306, 178 (1978)

U.E.P.Berg, K.Bangert, G.Junghans, R.Stock, K.Wienhard

Lifetimes of Highly Excited States in 34S from Nuclear Resonance Fluorescence

NUCLEAR REACTIONS 34S(γ, γ), E < 18 MeV; measured Eγ, σ(γ, γ). 34S deduced mean lives, Γγ0, B(M1) values. Enriched target.

doi: 10.1016/0375-9474(78)90321-4
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1977CA21      Phys.Rev.Lett. 39, 925 (1977)

J.R.Calarco, S.W.Wissink, M.Sasao, K.Wienhard, S.S.Hanna

Structure in the Giant Dipole Resonance of 16O: Evidence for a Secondary Doorway State from Polarized-Proton Capture

NUCLEAR REACTIONS 15N(polarized p, γ); measured σ. 16O deduced doorway state, parameters in GDR region.

doi: 10.1103/PhysRevLett.39.925
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1977WI03      Nucl.Phys. A280, 109 (1977)

K.Wienhard, K.Bangert, U.E.P.Berg, G.Junghans, R.Stock, H.Wolf

Angular Distributions of Protons from the 26Mg(γ, p) Reaction between E(x) = 16 and 23 MeV

NUCLEAR REACTIONS 26Mg(γ, p), E=16-23 MeV; measured σ(γ, p, θ). Enriched target.

doi: 10.1016/0375-9474(77)90297-4
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1976BA14      Nucl.Phys. A261, 149 (1976)

K.Bangert, U.E.P.Berg, G.Junghans, R.Stock, K.Wienhard, H.Wolf

A Comparative Study of the Electric Giant Dipole Resonance of 24-26Mg

NUCLEAR REACTIONS 24,25Mg(γ, p), (γ, α), 25Mg(γ, d), 24,25,26Mg(γ, γ'), E < 30 MeV; measured particle spectra, σ(E, Ep), σ(E, Eα), σ(E, Ed). 24,25,26Mg GDR deduced particle-hole, isospin configurations. Enriched targets.

doi: 10.1016/0375-9474(76)90047-6
Citations: PlumX Metrics

1976BA41      Z.Phys. A278, 295 (1976)

K.Bangert, U.E.P.Berg, K.Wienhard, H.Wolf

The Decay of the 18O Giant Dipole Resonance to Excited Residual Nuclear States

NUCLEAR REACTIONS 18O(γ, X), E=23.5, 28 MeV bremsstrahlung; measured prompt γ spectrum. 18O GDR deduced decay to levels in 17N, 17,16O, 14C.

doi: 10.1007/BF01409182
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1975BE14      Phys.Rev. C11, 1851 (1975)

U.E.P.Berg, K.Wienhard, H.Wolf

Resonance Fluorescence of Giant Magnetic Dipole States in 24Mg

NUCLEAR REACTIONS 24Mg(γ, γ), E < 23.5 MeV bremsstrahlung; measured Eγ, Iγ. 24Mg deduced levels, level-width, γ-branching.

doi: 10.1103/PhysRevC.11.1851
Citations: PlumX Metrics

1974WI12      Z.Phys. 270, 93 (1974)

K.Wienhard, K.Bangert, R.Stock, H.Wolf

Photoproton Spectrum from Carbon with Good Energy Resolution

NUCLEAR REACTIONS 12C(γ, p), E=31 MeV bremsstrahlung; measured σ(E, Ep). 12C giant resonances deduced fragmentation, level-width.

doi: 10.1007/BF01677439
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1974WO03      Phys.Lett. 50B, 244 (1974)

H.Wolf, U.Berg, K.Wienhard

The Decay of the Giant Dipole Resonance in 26Mg to T = 3/2 States of 25Mg

NUCLEAR REACTIONS 26Mg(γ, nγ'), E=0-30 MeV; measured Eγ', Iγ'. 26Mg GDR deduced T-splitting questionable.

doi: 10.1016/0370-2693(74)90549-8
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1974WO08      Nucl.Phys. A234, 365 (1974)

H.Wolf, R.Stock, U.E.P.Berg, K.Wienhard

Charged Particles from the Giant Dipole Resonance of 26Mg

NUCLEAR REACTIONS 26Mg(γ, p), (γ, α), E < 23.5 MeV; measured σ(E, Ep), σ(E, Eα); deduced total σ. 26Mg GDR deduced isospin effects.

doi: 10.1016/0375-9474(74)90569-7
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0833.

1972WI26      Z.Phys. 256, 457 (1972)

K.Wienhard, G.Clausnitzer, G.Hartmann

Phase Shift Analysis of Elastic Proton Scattering by 12C

NUCLEAR REACTIONS 12C(p, p), E=9.95-10.90 MeV; measured σ(E;θ), P(E;θ); deduced phase shifts. 13N deduced resonances, J, π, level-width.

doi: 10.1007/BF01386991
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1367.

1969CL01      Phys.Rev.Letters 22, 793(1969)

G.Clausnitzer, G.Graw, C.F.Moore, K.Wienhard

An Anomaly in the Analyzing Power of 90Zr(d, p0)91Zr

NUCLEAR REACTIONS 90Zr(vector-polarized d, p0), E=6-9 MeV; measured σ(E; θ=170°), vector analyzing power (E; θ).

doi: 10.1103/PhysRevLett.22.793
Citations: PlumX Metrics

1969GR01      Phys.Letters 28B, 583 (1969)

G.Graw, G.Clausnitzer, R.Fleischmann, K.Wienhard

Spin Determination of Isobaric Analogue States in N = 85 and 87 Nuclei By Elastic Scattering of Polarized Protons

NUCLEAR REACTIONS 142Ce, 144Nd, 146Nd(polarized p, p), E=9.745, 9.95, 10.16 MeV; measured analyzing power A(E;θ). 143Pr, 145,147Pm deduced resonances, J.

doi: 10.1016/0370-2693(69)90190-7
Citations: PlumX Metrics

1969GR25      Phys.Letters 30B, 465 (1969)

G.Graw, G.Clausnitzer, H.Clement, K.Wienhard, R.Fleischmann

Inelastic Scattering of Polarized Protons Through Isobaric Analogue Resonances in 91Nb

NUCLEAR REACTIONS 90Zr(polarized p, p'), E = 8.2-8.7 MeV; measured P(E;θ), σ(E;θ); deduced nonresonant scattering amplitude. 91Nb deduced isobaric analog resonance, level-width.

doi: 10.1016/0370-2693(69)90172-5
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1969WI15      Z.Physik 228, 129 (1969)

K.Wienhard, G.Clausnitzer, G.Graw, R.Fleischmann

Untersuchung isobarer Analogresonanzen oberhalb der N = 50-Schale mit polarisierten Protonen

NUCLEAR REACTIONS 88Sr, 90,92,94Zr(polarized p, p), E = 5-8.5 MeV; measured σ (E; θ). 89Y, 91,93,95Nb deduced resonances, J, π, level-width, isobaric analog.

doi: 10.1007/BF01397534
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