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NSR database version of May 23, 2024.

Search: Author = G.Schramm

Found 7 matches.

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2016MA04      Phys.Rev. C 93, 014301 (2016)

R.Massarczyk, G.Schramm, T.Belgya, R.Schwengner, R.Beyer, D.Bemmerer, Z.Elekes, E.Grosse, R.Hannaske, A.R.Junghans, Z.Kis, T.Kogler, C.Lorenz, K.Schmidt, L.Szentmiklosi, A.Wagner, J.L.Weil

Role of electric and magnetic dipole strength functions in the 114Cd (γ, γ') and 113Cd (n, γ) reactions

NUCLEAR REACTIONS 114Cd(γ, γ'), E<10 MeV; measured Eγ, Iγ, γ(θ), photoabsorption σ(E) at bremsstrahlung facility γELBE at Dresden. 113Cd(n, γ), E=cold neutrons; measured Eγ, Iγ at Budapest reactor facility; deduced electric and magnetic dipole γ-strength function below S(n). Triple Lorentzian model (TLO). Comparison with statistical model calculations using γDEX code using RIPL3 M1 and triple Gaussian models.

doi: 10.1103/PhysRevC.93.014301
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0052.


2014MA05      Phys.Rev.Lett. 112, 072501 (2014)

R.Massarczyk, R.Schwengner, F.Donau, S.Frauendorf, M.Anders, D.Bemmerer, R.Beyer, C.Bhatia, E.Birgersson, M.Butterling, Z.Elekes, A.Ferrari, M.E.Gooden, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, A.Matic, M.L.Menzel, S.Muller, T.P.Reinhardt, M.Roder, G.Rusev, K.D.Schilling, K.Schmidt, G.Schramm, A.P.Tonchev, W.Tornow, A.Wagner

Nuclear Deformation and Neutron Excess as Competing Effects for Dipole Strength in the Pygmy Region

NUCLEAR REACTIONS 124,128,132,134Xe(γ, X), E<12 MeV; measured reaction products, Eγ, Iγ. 124,128,132,134Xe; deduced photoabsorption σ, summed B(E1) strength, nuclear deformation in the region of the pygmy dipole resonance. Nuclear resonance fluorescence experiment, random-phase approximation calculations, comparison with available data.

doi: 10.1103/PhysRevLett.112.072501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0042.


2013HA37      Eur.Phys.J. A 49, 137 (2013)

R.Hannaske, Z.Elekes, R.Beyer, A.Junghans, D.Bemmerer, E.Birgersson, A.Ferrari, E.Grosse, M.Kempe, T.Kogler, M.Marta, R.Massarczyk, A.Matic, G.Schramm, R.Schwengner, A.Wagner

Neutron total cross section measurements of gold and tantalum at the nELBE photoneutron source

NUCLEAR REACTIONS Ta, 197Au(n, X), E≈0.1-10 MeV; measured thick target reaction products using ELBE ToF; deduced total σ, effective total σ using energy-averaged transmission using ENDF/B-VII.1; calculated total σ using TALYS 1.4. Compared with other data and evaluations.

doi: 10.1140/epja/i2013-13137-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23199.


2013MA32      Phys.Rev. C 87, 044306 (2013)

R.Massarczyk, G.Schramm, A.R.Junghans, R.Schwengner, M.Anders, T.Belgya, R.Beyer, E.Birgersson, A.Ferrari, E.Grosse, R.Hannaske, Z.Kis, T.Kogler, K.Kosev, M.Marta, L.Szentmiklosi, A.Wagner, J.L.Weil

Electromagnetic dipole strength up to the neutron separation energy from 196Pt(γγ')and 195Pt(n, γ) reactions

NUCLEAR REACTIONS 195Pt(n, γ), E(mean)=12 meV; measured Eγ, Iγ at the research reactor in Budapest. 196Pt(γ, γ'), E=0-7.9 MeV; measured Eγ, Iγ, bremsstrahlung photon fluences, photoabsorption σ(E) at the ELBE accelerator in Dresden; deduced E1 and M1 strength distributions, simulated ground-state branching ratios for 1- states. Analysis by statistical code γDEX.

doi: 10.1103/PhysRevC.87.044306
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31728.


2012MA31      Phys.Rev. C 86, 014319 (2012)

R.Massarczyk, R.Schwengner, F.Donau, E.Litvinova, G.Rusev, R.Beyer, R.Hannaske, A.R.Junghans, M.Kempe, J.H.Kelley, T.Kogler, K.Kosev, E.Kwan, M.Marta, A.Matic, C.Nair, R.Raut, K.D.Schilling, G.Schramm, D.Stach, A.P.Tonchev, W.Tornow, E.Trompler, A.Wagner, D.Yakorev

Electromagnetic dipole strength of 136Ba below the neutron separation energy

NUCLEAR REACTIONS 136Ba(γ, γ'), E at 7.0 MeV/c and 11.4 MeV/c; 136Ba(polarized γ, γ')E=4.7, 5.1, 5.6, 6.1, 6.5, 7.0, 7.5, 8.0, 8.4, 8.7, 9.0, 9.3 MeV; measured Eγ, Iγ, integrated σ(E), photoabsorption σ as a function of excitation energy, γ(θ), γ(lin pol) using Bremsstrahlung facility at ELBE, HZDR, and HIγS facility at TUNL. 136Ba; deduced levels, J, π, widths, pygmy dipole resonances, dipole strength in the quasicontinuum, enhancement of dipole strength. Statistical code used to simulate inelastic transitions and to determine the branching ratios of transitions to ground state. GEANT4 simulations. Comparison with previous experimental studies, and with theoretical calculations using quasiparticle random-phase approximation (QRPA) and relativistic quasiparticle time blocking approximation (RQTBA) approaches. Comparison of photoabsorption σ in 136,138Ba and 139La targets.

doi: 10.1103/PhysRevC.86.014319
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0183. Data from this article have been entered in the XUNDL database. For more information, click here.


2012SC02      Phys.Rev. C 85, 014311 (2012)

G.Schramm, R.Massarczyk, A.R.Junghans, T.Belgya, R.Beyer, E.Birgersson, E.Grosse, M.Kempe, Z.Kis, K.Kosev, M.Krticka, A.Matic, K.D.Schilling, R.Schwengner, L.Szentmiklosi, A.Wagner, J.L.Weil

Dipole strength in 78Se below the neutron separation energy from a combined analysis of 77Se(n, γ) and 78Se(γ, γ') experiments

NUCLEAR REACTIONS 77Se(n, γ), E AP 6 milli-eV, cold neutrons; 78Se(γ, γ'), E<11.5 MeV bremsstrahlung; measured Eγ, Iγ; deduced photoabsorption cross section, level density according to constant-temperature model, dipole strength function. Comparison with simulated spectra from extreme statistical code.

doi: 10.1103/PhysRevC.85.014311
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31721.


2011BE10      Int.J.Mod.Phys. E20, 431 (2011)

R.Beyer, E.Birgersson, A.R.Junghans, R.Massarczyk, G.Schramm, R.Schwengner, E.Grosse

Electromagnetic strength in heavy nuclei-experiments and global fit

NUCLEAR STRUCTURE 208Pb; calculated photon and dipole strengths, dipole absorption, average photon widths.

doi: 10.1142/S021830131101782X
Citations: PlumX Metrics


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