NSR Query Results


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NSR database version of May 10, 2024.

Search: Author = F.Ludwig

Found 9 matches.

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2021SC06      Phys.Rev. C 103, 024312 (2021)

R.Schwengner, R.Massarczyk, M.Scheck, W.Tornow, G.Battaglia, T.Beck, D.Bemmerer, N.Benouaret, R.Beyer, M.Butterling, F.Fiedler, S.W.Finch, C.Fransen, U.Friman-Gayer, A.Frotscher, R.Gonzalez, M.Grieger, A.Hartmann, T.Hensel, E.Hoemann, H.Hoffmann, R.V.F.Janssens, S.Johnson, M.D.Jones, A.R.Junghans, N.Kelly, J.Kleemann, Krishichayan, D.R.Little, F.Ludwig, S.E.Muller, D.O'Donnell, O.Papst, E.Pirovano, J.Sinclair, M.P.Takacs, S.Turkat, S.Urlass, A.Wagner, V.Werner, O.Wieland, J.Wilhelmy

Electric and magnetic dipole strength in 66Zn

NUCLEAR REACTIONS 66Zn(γ, γ'), (polarized γ, γ'), E=7.5, 13.4, MeV unpolarized bremsstrahlung from γELBE facility, and E=4.3, 4.4, 4.55, 4.7, 4.85, 5.0, 5.15, 5.3, 5.45, 5.6, 5.75, 5.9, 6.1, 6.3, 6.5, 6.7, 6.9, 7.1, 7.3, 7.5, 7.7, 7.9, 8.15, 8.4, 8.65, 8.9, 9.15, 9.4, 9.65, 9.9 MeV quasimonoenergetic and linearly polarized photon beams from HIγS facility; measured Eγ, Iγ, γγ(θ), γ(linear polarization) using four escape-suppressed HPGe detectors at γELBE and using two HPGe detectors at HIγS. 66Zn; deduced 128 J=1 levels up to 11.02 MeV excitation, pygmy dipole resonances (PDR), J, π, energy-integrated scattering σ, Γ02/Γ, photoabsorption σ, photon strength functions, B(M1). Comparison of measured photoabsorption cross sections with experimental values in 54Fe(γ, γ'), and with calculations using TALYS code as in the 2019 library, and from the three Lorentz functions (TLO). Comparison of B(M1) strengths with shell-model calculations using the jj44c Hamiltonian. Comparison of deduced photon strength functions with those from 64Ni(p, p'γ).

doi: 10.1103/PhysRevC.103.024312
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0269.


2021TU03      Phys.Rev. C 103, 045805 (2021)

S.Turkat, S.Hammer, E.Masha, S.Akhmadaliev, D.Bemmerer, M.Grieger, T.Hensel, J.Julin, M.Koppitz, F.Ludwig, C.Mockel, S.Reinicke, R.Schwengner, K.Stockel, T.Szucs, L.Wagner, K.Zuber

Measurement of the 2H(p, γ)3He S factor at 265-1094 keV

NUCLEAR REACTIONS 2H(p, γ)3He, E=400-1650 keV from the 3-MV Tandetron accelerator at Dresden; measured Eγ, Iγ using two HPGe detectors, one surrounded by BGO escape-suppression shield; deduced astrophysical S factors at 14 different incident proton energies, corrected for the assumed ab initio angular distributions of γ rays. 2H(p, γ)3He, E=1-1650 keV; analyzed S-factor data from the present experiment together with previous measurements in other energy regions, and compared with theoretical predictions. Relevance to deuterium abundance in big bang nucleosynthesis.

doi: 10.1103/PhysRevC.103.045805
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2556.


2020MU11      Phys.Rev. C 102, 014317 (2020)

M.Muscher, J.Wilhelmy, R.Massarczyk, R.Schwengner, M.Grieger, J.Isaak, A.R.Junghans, T.Kogler, F.Ludwig, D.Savran, D.Symochko, M.P.Takacs, M.Tamkas, A.Wagner, A.Zilges

High-sensitivity investigation of low-lying dipole strengths in 120Sn

NUCLEAR REACTIONS 120Sn(γ, γ'), E=9.5 MeV bremsstrahlung beam; measured Eγ, Iγ, γ(θ) using four HPGe detectors at the γELBE facility of Helmholtz-Zentrum Dresden-Rossendorf. 120Sn; deduced levels, pygmy dipole resonances (PDR), J, π, Γ02/Γ, photoabsorption σ(Eγ), B(E1), Thomas-Reiche-Kuhn sum rule using statistical model with constant-temperature level density. Comparison with experimental results for 120Sn(p, p').

doi: 10.1103/PhysRevC.102.014317
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0081. Data from this article have been entered in the XUNDL database. For more information, click here.


2020SC07      Phys.Rev. C 101, 064303 (2020)

R.Schwengner, R.Massarczyk, R.Beyer, M.Bhike, B.A.Brown, Krishichayan, K.Sieja, W.Tornow, D.Bemmerer, M.Butterling, V.Derya, M.Dietz, F.Fiedler, U.Friman-Gayer, A.Frotscher, M.Grieger, A.Hartmann, A.R.Junghans, T.Kogler, F.Ludwig, B.Lutz, H.Pai, T.Szucs, M.P.Takacs, A.Wagner

Electric and magnetic dipole strength in 54Fe

NUCLEAR REACTIONS 54Fe(polarized γ, γ'), E=4.3-13.0 MeV; measured Eγ, Iγ, γ(θ), γ(polarization asymmetry), and integrated scattering cross sections, absolute photoabsorption σ(E) using HPGe detectors at the γELBE facility of the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), and at the HIγS facility at TUNL. 54Fe; deduced levels, J, π, B(E1), B(M1). Comparison with shell-model predictions.

doi: 10.1103/PhysRevC.101.064303
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0262. Data from this article have been entered in the XUNDL database. For more information, click here.


2019HE12      Phys.Rev. C 99, 065810 (2019)

T.Heftrich, M.Weigand, Ch.E.Dullmann, K.Eberhardt, S.Fiebiger, J.Glorius, K.Gobel, C.Guerrero, R.Haas, S.Heinitz, J.Lerendegui-Marco, F.Kappeler, J.D.Kaiser, U.Koster, C.Langer, S.Lohse, F.Ludwig, R.Reifarth, D.Renisch, K.Scheutwinkel, D.Schumann, N.Wiehl, C.Wolf

Thermal (n, γ) cross section and resonance integral of 171Tm

NUCLEAR REACTIONS 171Tm(n, γ), E=thermal; measured Eγ, Iγ, thermal and epithermal neutron fluence, σ, and resonance integral using activation technique at Triga reactor facility in Mainz. Comparison with previous experimental values, and with data in evaluated libraries. Relevance to s process in thermally pulsing asymptotic giant branch (TP-AGB) stars.

doi: 10.1103/PhysRevC.99.065810
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23540.


2019SZ03      Eur.Phys.J. A 55, 174 (2019)

T.Szucs, D.Bemmerer, D.Degering, A.Domula, M.Grieger, F.Ludwig, K.Schmidt, J.Steckling, S.Turkat, K.Zuber

Background in γ-ray detectors and carbon beam tests in the Felsenkeller shallow-underground accelerator laboratory

doi: 10.1140/epja/i2019-12865-4
Citations: PlumX Metrics


2018SH40      Phys.Rev. C 98, 064317 (2018)

T.Shizuma, N.Iwamoto, A.Makinaga, R.Massarczyk, R.Schwengner, R.Beyer, D.Bemmerer, M.Dietz, A.Junghans, T.Kogler, F.Ludwig, S.Reinicke, S.Schulz, S.Urlass, A.Wagner

Dipole strength distribution in 206Pb for the evaluation of the neutron capture cross section of 205Pb

NUCLEAR REACTIONS 206Pb(γ, γ'), E(electron beam)=10.5 MeV; measured Eγ, Iγ, γ(θ), integrated scattering cross sections using HPGe detectors for γ detection at γELBE facility of Helmholtz-Zentrum Dresden-Rossendorf (HZDR). 206Pb; deduced levels, J, Γ02/Γ, branching ratios, dipole strength function, and GDR parameters. Comparison with previous experimental values. 205Pb(n, γ), E=1 keV-5 MeV; calculated σ(E) using the PSF deduced from the photonuclear data, and compared with the evaluation of TENDL-2015 and JEFF-3.2. 205Pb; calculated yield in subcritical accelerator driven reactor using statistical code CCONE. Systematics of photoabsorption σ(E) and dipole strength functions in 206Pb and 208Pb.

doi: 10.1103/PhysRevC.98.064317
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0060. Data from this article have been entered in the XUNDL database. For more information, click here.


1997SC06      Phys.Rev. C55, 1917 (1997)

J.Schmelzer, G.Ropke, F.-P.Ludwig

Nuclear Multifragmentation Processes and Nucleation Theory

doi: 10.1103/PhysRevC.55.1917
Citations: PlumX Metrics


1976LU06      Z.Phys. A279, 17 (1976)

F.Ludwig, B.Ludwig, K.Krien

The Sign of the Quadrupole Interaction of the 828 keV State of 115In in Zn

RADIOACTIVITY 115Cd; measured βγ(θ, H, t). 115In level deduced electric quadrupole interaction.

doi: 10.1007/BF01409086
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter F.Ludwig: , F.P.LUDWIG