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NSR database version of May 24, 2024.

Search: Author = M.Muscher

Found 12 matches.

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2024KL02      Nuovo Cim. C 47, 35 (2024)

F.Kluwig, M.Muscher, D.Savran, R.Schwengner, T.Schuttler, A.Zilges

Systematic investigation of the Pygmy Dipole Resonance near the magic N=82 shell closure

NUCLEAR STRUCTURE 142,144,146Nd, 142Ce; analyzed available data; deduced energy-integrated σ from NRF experiments, E1 strength.

doi: 10.1393/ncc/i2024-24035-x
Citations: PlumX Metrics


2024MU03      Nuovo Cim. C 47, 36 (2024)

M.Mullenmeister, M.Weinert, F.Kluwig, M.Muscher, A.Zilges

Systematic investigation of E1 strength below Sn in the tin isotopic chain using the (d, pγ) reaction

NUCLEAR REACTIONS 115,117,119Sn(d, p), E=6.8-8.5 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, ground-state decay spectra. The 10 MV FN Tandem Accelerator at the Institute for Nuclear Physics at the University of Cologne.

doi: 10.1393/ncc/i2024-24036-9
Citations: PlumX Metrics


2024MU04      Phys.Rev. C 109, 044318 (2024)

M.Muscher, E.Litvinova, R.Schwengner, T.Beck, D.Bemmerer, F.Fiedler, S.W.Finch, U.Friman-Gayer, S.Hammer, J.Isaak, R.V.F.Janssens, A.R.Junghans, N.Kelly, F.Kluwig, Krishichayan, S.E.Muller, O.Papst, K.Romer, D.Savran, M.Scheck, T.Schuttler, J.Sinclair, T.Szucs, W.Tornow, A.Wagner, J.Wilhelmy, A.Zilges

Low-lying dipole response of 64Ni

doi: 10.1103/PhysRevC.109.044318
Citations: PlumX Metrics


2023SP03      Phys.Rev. C 108, 014311 (2023)

M.Spieker, L.T.Baby, A.L.Conley, B.Kelly, M.Muscher, R.Renom, T.Schuttler, A.Zilges

Experimental study of excited states of 62Ni via one-neutron (d, p) transfer up to the neutron-separation threshold and characteristics of the pygmy dipole resonance states

NUCLEAR REACTIONS 61Ni(d, p), E=16 MeV; measured Ep, Ip, σ(θ) using Super-Enge Split-Pole Spectrograph (SE-SPS) at the Superconducting Linear Accelerator and Super-FN Tandem van-de-Graaff accelerator facilities of Florida State University. 62Ni; deduced levels, L-transfers J, π, configurations, spectroscopic factors, total cross sections. Adiabatic distorted wave approximation (ADWA) analysis using the coupled-channels program CHUCK3 for analysis of angular distributions. Comparison with previous experimental results in the ENSDF database. 62Ni(γ, γ'), E not given; measured Eγ, Iγ, γγ(θ); deduced partial results of the experiment for pygmy dipole resonances (PDR) shown in Fig. 8d of the paper, while detailed results to be published elsewhere.

doi: 10.1103/PhysRevC.108.014311
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021FA09      Eur.Phys.J. A 57, 191 (2021)

M.Farber, M.Weinert, M.Muscher, M.Spieker, J.Wilhelmy, A.Zilges

Low-energy excitations and γ-decay branchings in 124Sn via (p, p'γ) at Ep = 15 MeV

NUCLEAR REACTIONS 124Sn(p, p'), E=15 MeV; measured reaction products, Ep, Ip, Eγ, Iγ, p-γ-coin.; deduced σ(θ), ratio of γ-ray yields, γ-ray decay branching, level energies, J, π, isospin splitting of the Pygmy Dipole Resonance (PDR). The combined spectroscopy setup SONIC@HORUS at the Tandem accelerator of the University of Cologne.

doi: 10.1140/epja/s10050-021-00422-x
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2021WE16      Phys.Rev.Lett. 127, 242501 (2021)

M.Weinert, M.Spieker, G.Potel, N.Tsoneva, M.Muscher, J.Wilhelmy, A.Zilges

Microscopic Structure of the Low-Energy Electric Dipole Response of 120Sn

NUCLEAR REACTIONS 119Sn(d, p), E=8.5 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray yields, pygmy dipole resonance. Detailed structure input from energy-density functional plus quasiparticle-phonon model theory with reaction theory.

doi: 10.1103/PhysRevLett.127.242501
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Data from this article have been entered in the XUNDL database. For more information, click here.


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.


2020SI09      Eur.Phys.J. A 56, 105 (2020)

J.Sinclair, M.Scheck, S.W.Finch, Krishichayan, U.Friman-Gayer, W.Tornow, G.Battaglia, T.Beck, R.Chapman, M.M.R.Chishti, Ch.Fransen, R.Gonzales, E.Hoemann, J.Isaak, R.V.F.Janssens, D.A.Jaroszynski, S.Johnson, M.D.Jones, J.M.Keatings, N.Kelly, J.Kleemann, D.Little, B.Loher, K.R.Mashtakov, M.Muscher, D.O'Donnell, O.Papst, E.E.Peters, D.Savran, M.Schilling, R.Schwengner, P.Spagnoletti, M.Spieker, V.Werner, J.Wilhelmy, O.Wieland, S.W.Yates, A.Zilges

Firm spin and parity assignments for high-lying, low-spin levels in stable Si isotopes

doi: 10.1140/epja/s10050-020-00118-8
Citations: PlumX Metrics


2020WI09      Phys.Rev. C 102, 044327 (2020)

J.Wilhelmy, M.Muscher, G.Rusev, R.Schwengner, R.Beyer, M.Bhike, P.Erbacher, F.Fiedler, U.Friman-Gayer, J.Glorius, R.Greifenhagen, S.Hammer, T.Hensel, J.Isaak, A.R.Junghans, Krishichayan, B.Loher, S.E.Muller, N.Pietralla, S.Reinicke, D.Savran, P.Scholz, K.Sonnabend, T.Szucs, M.Tamkas, W.Tornow, S.Turkat, A.Wagner, A.Zilges

Dipole response of 87Rb and its impact on the 86Rb (n, γ) 87Rb cross section

NUCLEAR REACTIONS 87Rb(γ, γ'), E=8.2, 13.2 MeV bremsstrahlung beam; measured Eγ, Iγ, γ(θ) using four HPGe detectors at the γ-ELBE facility in Dresden. 87Rb(polarized γ, γ'), E=5.10, 5.30, 5.50, 5.75, 6.00, 6.25, 6.50, 6.75, 7.00, 7.25, 7.50, 7.80, 8.10, 8.40, 8.70, 9.00, 9.30, 9.60 MeV; measured Eγ, Iγ, azimuthal asymmetry using four LaBr3:Ce scintillators and four HPGe detectors at the HIγS facility of TUNL; deduced energy-integrated σ(excitation energy), γ-ray sum spectra, photoabsorption σ(E), E1-photon strength functions (PSFs), nuclear level densities (NLDs), Thomas-Reiche-Kuhn (TRK) sum rule. Comparison with QRPA calculations for PSFs, and microscopic Hartree-Fock-Bogolyubov calculations with Skyrme and Gogny forces for NLDs. 87Rb; deduced 256 discrete levels from 845 to 10005 keV, J, π, gΓ02/Γ, γ-ray branching ratios for selected levels, as listed in supplemental material. 86Rb(n, γ), kT=5-100 keV; deduced Maxwellian cross sections (MACSs) for different PSF and NLD inputs, and compared to data in KADoNiS database.

doi: 10.1103/PhysRevC.102.044327
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0266.


2019FA10      Acta Phys.Pol. B50, 475 (2019)

M.Farber, A.Bohn, V.Everwyn, M.Muscher, S.G.Pickstone, S.Prill, P.Scholz, M.Spieker, M.Weinert, J.Wilhelmy, A.Zilges

Study of Dipole Excitations in 124Sn via (p, p' γ) at 15 MeV

NUCLEAR REACTIONS 124Sn(p, p'), E=15 MeV; measured Ep, Eγ, Iγ, pγ-coin. 124Sn; deduced levels, J, π, γ-decay branching ratios for low-spin states. Combined SONIC (Si-detectors) and HORUS (HPGe-detectors) arrays. Comparison to (γ, γ') and (α, α') experimental data.

doi: 10.5506/aphyspolb.50.475
Citations: PlumX Metrics


2018WI07      Phys.Rev. C 98, 034315 (2018)

J.Wilhelmy, A.Brown, P.Erbacher, U.Gayer, J.Isaak, Krishichayan, B.Loher, M.Muscher, H.Pai, N.Pietralla, P.Ries, D.Savran, P.Scholz, M.Spieker, W.Tornow, V.Werner, A.Zilges

Investigation of J=1 states and their γ-decay behavior in 52Cr

NUCLEAR REACTIONS 52Cr(polarized γ, γ'), E=5.5-9.2 MeV; measured Eγ, Iγ of primary and secondary γ rays, energy integrated σ in nuclear resonance fluorescence (NRF) experiments using γ3 array at the HIγS-TUNL facility. 52Cr; deduced levels, J, π, Γ0, γ-branching ratios, B(M1), B(E1), summed M1 strength. Comparison with shell model calculations, and previous experimental results.

doi: 10.1103/PhysRevC.98.034315
Citations: PlumX Metrics

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


2017PI13      Nucl.Instrum.Methods Phys.Res. A875, 104 (2017)

S.G.Pickstone, M.Weinert, M.Farber, F.Heim, E.Hoemann, J.Mayer, M.Muscher, S.Prill, P.Scholz, M.Spieker, V.Vielmetter, Ju.Wilhelmy, A.Zilges

Combining α-ray and particle spectroscopy with SONICatHORUS

NUCLEAR REACTIONS 92Mo(p, pγ), E=10.5 MeV; 119Sn(d, pγ), E=10 MeV; 60Ni(p, pγ), E=15 MeV; 94Mo(p, pγ), E=13.5 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, branching ratios.

doi: 10.1016/j.nima.2017.09.016
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Data from this article have been entered in the XUNDL database. For more information, click here.


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