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NSR database version of April 11, 2024.

Search: Author = L.Schnorrenberger

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2016BE31      J.Phys.(London) G43, 115101 (2016)

N.Benouaret, J.Beller, H.Pai, N.Pietralla, V.Yu.Ponomarev, C.Romig, L.Schnorrenberger, M.Zweidinger, M.Scheck, J.Isaak

Dipole response of the odd-proton nucleus ²⁰⁵Tl up to the neutron-separation energy

NUCLEAR REACTIONS ^203,205Tl(γ, γ'), E<8 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, σ(θ), resonance parameters, B(M1), B(E1). The quasiparticle phonon model calculations.

doi: 10.1088/0954-3899/43/11/115101
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Data from this article have been entered in the XUNDL database. For more information, click here.

2015RO09      Phys.Lett. B 744, 369 (2015)

C.Romig, D.Savran, J.Beller, J.Birkhan, A.Endres, M.Fritzsche, J.Glorius, J.Isaak, N.Pietralla, M.Scheck, L.Schnorrenberger, K.Sonnabend, M.Zweidinger

Direct determination of ground-state transition widths of low-lying dipole states in ¹⁴⁰Ce with the self-absorption technique

NUCLEAR REACTIONS ¹⁴⁰Ce(γ, γ'), E<8 MeV; measured reaction products, Eγ, Iγ; deduced ground state transition widths, branching ratios. Comparison with available data.

doi: 10.1016/j.physletb.2015.04.013
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Data from this article have been entered in the XUNDL database. For more information, click here.

2014BE09      Acta Phys.Pol. B45, 193 (2014)

N.Benouaret, J.Beller, J.Isaak, J.H.Kelley, H.Pai, N.Pietralla, V.Yu.Ponomarev, R.Raut, C.Romig, G.Rusev, D.Savran, M.Scheck, L.Schnorrenberger, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, M.Zweidinger

Photoexcitation of the Stable Tl Isotopes Below the Neutron Separation Energy

NUCLEAR REACTIONS ^203,205Tl(γ, γ'), E<7.5 MeV; measured reaction products, Eγ, Iγ; deduced dipole strength distribution. Comparison with available data.

doi: 10.5506/APhysPolB.45.193
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2014SA20      Phys.Rev. C 89, 035803 (2014)

A.Sauerwein, K.Sonnabend, M.Fritzsche, J.Glorius, E.Kwan, N.Pietralla, C.Romig, G.Rusev, D.Savran, L.Schnorrenberger, A.P.Tonchev, W.Tornow, H.R.Weller

Determination of the ¹⁴²Ce(γ, n) cross section using quasi-monoenergetic Compton backscattered γ rays

NUCLEAR REACTIONS ¹⁴²Ce(polarized γ, n), E=7.6=9.7 MeV; measured Eγ, Iγ, σ(E) at HIγS-TUNL facility. Activation method. Comparison with Hauser-Feshbach calculations using different γ-ray strength functions, and with predictions of Hartree-Fock-BCS model. Relevance to s-process branching at ¹⁴¹Ce, and elemental abundance.

doi: 10.1103/PhysRevC.89.035803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0188.

2013BE38      Phys.Rev.Lett. 111, 172501 (2013)

J.Beller, N.Pietralla, J.Barea, M.Elvers, J.Endres, C.Fransen, J.Kotila, O.Moller, A.Richter, T.R.Rodriguez, C.Romig, D.Savran, M.Scheck, L.Schnorrenberger, K.Sonnabend, V.Werner, A.Zilges, M.Zweidinger

Constraint on 0νββ Matrix Elements from a Novel Decay Channel of the Scissors Mode: The Case of ¹⁵⁴Gd

NUCLEAR REACTIONS ¹⁵⁴Gd(γ, γ'), E<4.5 MeV; measured reaction products, Eγ, Iγ; deduced level energies, J, π, B(M1), B(E1). Comparison with IBM-2 and EDF calculations.

RADIOACTIVITY ¹⁵⁴Sm(2β^-); calculated neutrinoless nuclear matrix elements.

doi: 10.1103/PhysRevLett.111.172501
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Data from this article have been entered in the XUNDL database. For more information, click here.

2013GO19      Phys.Rev. C 88, 064308 (2013)

P.M.Goddard, N.Cooper, V.Werner, G.Rusev, P.D.Stevenson, A.Rios, C.Bernards, A.Chakraborty, B.P.Crider, J.Glorius, R.S.Ilieva, J.H.Kelley, E.Kwan, E.E.Peters, N.Pietralla, R.Raut, C.Romig, D.Savran, L.Schnorrenberger, M.K.Smith, K.Sonnabend, A.P.Tonchev, W.Tornow, S.W.Yates

Dipole response of ⁷⁶Se above 4 MeV

NUCLEAR REACTIONS ⁷⁶Se(polarized γ, γ'), E=4-9 MeV; measured Eγ, Iγ, γ(θ), integrated σ, γ(linear polarization) at HIγS facility at TUNL. ⁷⁶Se; deduced levels, J, π, Γ, level half-lives, B(E1), B(M1), branching ratios. Comparison with theoretical calculations.

doi: 10.1103/PhysRevC.88.064308
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0187. Data from this article have been entered in the XUNDL database. For more information, click here.

2013IS14      Phys.Lett. B 727, 361 (2013)

J.Isaak, D.Savran, M.Krticka, M.W.Ahmed, J.Beller, E.Fiori, J.Glorius, J.H.Kelley, B.Loher, N.Pietralla, C.Romig, G.Rusev, M.Scheck, L.Schnorrenberger, J.Silva, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, M.Zweidinger

Constraining nuclear photon strength functions by the decay properties of photo-excited states

NUCLEAR REACTIONS ¹¹B, ¹³⁰Te(γ, γ'), (γ, X), E<10 MeV; measured reaction products, Eγ, Iγ; deduced excited states π quantum numbers within 5.5-8.5 MeV region, γ-ray branching ratio, population intensity. Comparison with DICEBOX simulations, DHIPS and HIγS facilities at Darmstadt and TUNL, respectively.

doi: 10.1016/j.physletb.2013.10.040
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0193.

2013PA38      Phys.Rev. C 88, 054316 (2013)

H.Pai, J.Beller, N.Benouaret, J.Enders, T.Hartmann, O.Karg, P.von Neumann-Cosel, N.Pietralla, V.Yu.Ponomarev, C.Romig, M.Scheck, L.Schnorrenberger, S.Volz, M.Zweidinger

Low-lying dipole strength in the N=28 shell-closure nucleus ⁵²Cr

NUCLEAR REACTIONS ⁵²Cr(γ, γ'), E<9.9 MeV; measured Eγ, Iγ, γ(θ), integrated cross sections using bremsstrahlung beam at the superconducting Darmstadt linear electron accelerator S-DALINAC. ⁵²Cr; deduced levels, PDR, J, π, Γ₀, B(E1), B(M1), reduced transition widths. Comparison with microscopic QPM calculations.

doi: 10.1103/PhysRevC.88.054316
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Data from this article have been entered in the XUNDL database. For more information, click here.

2013RO28      Phys.Rev. C 88, 044331 (2013)

C.Romig, J.Beller, J.Glorius, J.Isaak, J.H.Kelley, E.Kwan, N.Pietralla, V.Yu.Ponomarev, A.Sauerwein, D.Savran, M.Scheck, L.Schnorrenberger, K.Sonnabend, A.P.Tonchev, W.Tornow, H.R.Weller, A.Zilges, M.Zweidinger

Low-lying dipole strength of the open-shell nucleus ⁹⁴Mo

NUCLEAR REACTIONS ⁹⁴Mo(γ, γ'), (polarized γ, γ'), E=5.47, 6.05, 6.44, 6.61, 6.89, 7.65, 8.70 MeV; measured Eγ, Iγ, γγ(θ), γ-polarization asymmetry using DHIPS setup at S-DALINAC, and HiγS at TUNL and DFELL facilities. ⁹⁴Mo; deduced levels, J, π, Γ²₀/Γ, branching ratios, B(E1), B(M1), E1 strength distributions, feeding of first 2+ level, elastic σ. Comparison with QPM calculations, and statistical model using DICEBOX computer code.

doi: 10.1103/PhysRevC.88.044331
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Data from this article have been entered in the XUNDL database. For more information, click here.

2012CO17      Phys.Rev. C 86, 034313 (2012)

N.Cooper, F.Reichel, V.Werner, L.Bettermann, B.Alikhani, S.Aslanidou, C.Bauer, L.Coquard, M.Fritzsche, Y.Fritzsche, J.Glorius, P.M.Goddard, T.Moller, N.Pietralla, M.Reese, C.Romig, D.Savran, L.Schnorrenberger, F.Siebenhuhner, V.V.Simon, K.Sonnabend, M.K.Smith, C.Walz, S.W.Yates, O.Yevetska, M.Zweidinger

Photoresponse of ⁷⁶Se below 9 MeV

NUCLEAR REACTIONS ⁷⁶Se(γ, γ'), E<9 MeV; measured Eγ, Iγ, γ(θ), integrated σ using S-DALINAC facility at the TU Darmstadt. ⁷⁶Se; deduced levels, J, π, B(E1), B(M1), level half-lives, reduced E1 strength distribution, candidates for 2+ and fragment of the 1+ mixed-symmetry states.

doi: 10.1103/PhysRevC.86.034313
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0034. Data from this article have been entered in the XUNDL database. For more information, click here.

2012QU01      Phys.Rev. C 85, 035807 (2012)

M.Quinn, A.Aprahamian, J.Pereira, R.Surman, O.Arndt, T.Baumann, A.Becerril, T.Elliot, A.Estrade, D.Galaviz, T.Ginter, M.Hausmann, S.Hennrich, R.Kessler, K.-L.Kratz, G.Lorusso, P.F.Mantica, M.Matos, F.Montes, B.Pfeiffer, M.Portillo, H.Schatz, F.Schertz, L.Schnorrenberger, E.Smith, A.Stolz, W.B.Walters, A.Wohr

β decay of nuclei around ⁹⁰Se: Search for signatures of a N=56 subshell closure relevant to the r process

NUCLEAR REACTIONS ⁹Be(¹³⁶Xe, X)⁸⁶As/⁸⁷As/⁸⁸As/⁸⁸Se/⁸⁹Se/⁹⁰Se/⁹⁰Br/⁹¹Br/⁹²Br/⁹³Br/⁹¹Kr/⁹²Kr/⁹³Kr/⁹⁴Kr/⁹⁵Kr/⁹³Rb/⁹⁴Rb/⁹⁵Rb/⁹⁶Rb/⁹⁷Rb/⁹⁵Sr/⁹⁶Sr/⁹⁷Sr/⁹⁸Sr/⁹⁹Sr/⁹⁷Y/⁹⁸Y/⁹⁹Y/¹⁰⁰Y/¹⁰¹Y/¹⁰⁰Zr/¹⁰¹Zr/¹⁰²Zr/¹⁰³Zr, E=120 MeV/nucleon; measured fragment spectra by energy loss and time-of-flight, total kinetic energies (TKE) of ^97,98,99Sr fragments in 36⁺, 37⁺, 38⁺ charge states, half-lives by fragment-β correlations. Beta Counting System (BCS) at NSCL.

RADIOACTIVITY ^87,88As, ^88,89,90Se, ^90,91,92,93Br, ^93,94,95Kr, ^95,96,97Rb, ^96,97,98,99Sr, ^99,100,101Y(β^-)[from ⁹Be(¹³⁶Xe, X), E=120 MeV/nucleon]; measured Eβ, Eγ, (fragment)β correlations, half-lives. Beta Counting System (BCS) at NSCL and SEGA array. Maximum likelihood and least-squares analyses for half-lives. Comparison of measured half-lives with QRPA calculations used in r process, and with previous measurements. Role of g_9/2 proton and h_11/2 neutron intruders. No evidence of N=56 subshell closure in ⁹⁰Se. Relevance to r-process nuclei.

doi: 10.1103/PhysRevC.85.035807
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Data from this article have been entered in the XUNDL database. For more information, click here.

2011PE34      J.Phys.:Conf.Ser. 312, 042019 (2011)

J.Pereira, A.Aprahamian, O.Arndt, A.Becerril, T.Elliot, A.Estrade, D.Galaviz, S.Hennrich, P.Hosmer, R.Kessler, K.-L.Kratz, G.Lorusso, P.F.Mantica, M.Matos, F.Montes, B.Pfeiffer, M.Quinn, P.Santi, H.Schatz, F.Schertz, L.Schnorrenberger, E.Smith, A.Stolz, W.B.Walters, A.Wohr

β-decay measurements of A simeq 70 ≈ 110 r-process nuclei at the National Superconducting Cyclotron Laboratory

RADIOACTIVITY ^{106,107,108,109}Nb, ^{108,109,110,111}Mo(β^-); compiled T_1/2; calculated T_1/2, Solar system r-process abundances using new T_1/2.

doi: 10.1088/1742-6596/312/4/042019
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2011SA38      Phys.Rev. C 84, 024326 (2011)

D.Savran, M.Elvers, J.Endres, M.Fritzsche, B.Loher, N.Pietralla, V.Yu.Ponomarev, C.Romig, L.Schnorrenberger, K.Sonnabend, A.Zilges

Fragmentation and systematics of the pygmy dipole resonance in the stable N=82 isotones

NUCLEAR REACTIONS ¹³⁶Xe(γ, γ'), E=8.0, 9.2 MeV; measured Eγ, Iγ, γ(θ) at DHIPS facility. ¹³⁶Xe; deduced levels, J, π, partial decay widths, B(E1). Comparison with Quasiparticle phonon model calculations. Systematics of measured and calculated B(E1) strengths for pygmy dipole resonances (PDR) in N=82 isotones ¹³⁶Xe, ¹³⁸Ba, ¹⁴⁰Ce, ¹⁴²Nd, and ¹⁴⁴Sm. Discussed fragmentation of E1 strength.

doi: 10.1103/PhysRevC.84.024326
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0029. Data from this article have been entered in the XUNDL database. For more information, click here.

2010SC33      J.Phys.:Conf.Ser. 202, 012027 (2010)

L.Schnorrenberger, K.Sonnabend, J.Glorius, B.Loher, N.Pietralla, D.Savran, V.Simon, C.Walzlein

Nuclear astrophysics with tagged photons: NEPTUN @ S-DALINAC, Darmstadt

doi: 10.1088/1742-6596/202/1/012027
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2009HA13      Phys.Rev. C 79, 055807 (2009)

J.Hasper, D.Galaviz, S.Muller, A.Sauerwein, D.Savran, L.Schnorrenberger, K.Sonnabend, A.Zilges

Investigation of photoneutron reactions on ¹⁹²Os and ^{191, 193}Ir at energies of relevance for the astrophysical p process

NUCLEAR REACTIONS ^191,193Ir, ¹⁹²Os(γ, n)¹⁹⁰Ir/¹⁹¹Os/^191mOs/¹⁹²Ir, E=7600-9900 keV; measured Eγ, Iγ from radioactive decays of ¹⁹⁰Ir, ¹⁹¹Os, ^191mOs and ¹⁹²Ir; deduced yields and σ. Comparison with calculated using NON-SMOKER^WEB and TALYS codes.

doi: 10.1103/PhysRevC.79.055807
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2009PE06      Phys.Rev. C 79, 035806 (2009)

J.Pereira, S.Hennrich, A.Aprahamian, O.Arndt, A.Becerril, T.Elliot, A.Estrade, D.Galaviz, R.Kessler, K.-L.Kratz, G.Lorusso, P.F.Mantica, M.Matos, P.Moller, F.Montes, B.Pfeiffer, H.Schatz, F.Schertz, L.Schnorrenberger, E.Smith, A.Stolz, M.Quinn, W.B.Walters, A.Wohr

β-decay half-lives and β-delayed neutron emission probabilities of nuclei in the region A ≤ 110, relevant for the r process

RADIOACTIVITY ^{100,101,102,103,104,105}Y, ^{103,104,105,106,107}Zr, ^{106,107,108,109}Nb, ^{108,109,110,111}Mo, ^{109,110,111,112,113}Tc(β^-), (β^-n)[from ⁹Be(¹³⁶Xe, X), E=120 MeV/nucleon]; measured fragments, neutrons, β, (fragment)β-coin, half-lives; deduced delayed neutron-emission probabilities. Comparisons with quasiparticle random phase approximation (QRPA03 and QRPA06) calculations. Discussed relevance to r-process nuclei.

doi: 10.1103/PhysRevC.79.035806
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Data from this article have been entered in the XUNDL database. For more information, click here.

2008EL01      J.Phys.(London) G35, 014027 (2008)

M.Elvers, J.Hasper, S.Muller, D.Savran, L.Schnorrenberger, K.Sonnabend, A.Zilges

Nuclear astrophysics with real photons?the data acquisition system of the NEPTUN tagger setup

doi: 10.1088/0954-3899/35/1/014027
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2008HA04      Phys.Rev. C 77, 015803 (2008)

J.Hasper, S.Muller, D.Savran, L.Schnorrenberger, K.Sonnabend, A.Zilges

Investigation of photoneutron reactions close to and above the neutron emission threshold in the rare earth region

NUCLEAR REACTIONS ^148,150Nd, ¹⁵⁴Sm, ^154,160Gd(γ, n), E=7450-9800 keV [from Cu(e, γ)]; measured Eγ, Iγ, photon flux, normalization, cross section; deduced reaction rates.

doi: 10.1103/PhysRevC.77.015803
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2008PE17      Nucl.Phys. A805, 470c (2008)

J.Pereira, A.Aprahamian, O.Arndt, A.Becerril, T.Elliot, A.Estrade, D.Galaviz, S.Hennrich, P.Hosmer, L.Schnorrenberger, R.Kessler, K.-L.Kratz, G.Lorusso, P.F.Mantica, M.Matos, F.Montes, B.Pfeiffer, M.Quinn, P.Santi, H.Schatz, F.Schertz, E.Smith, B.E.Tomlin, W.B.Walters, A.Wohr

β-decay studies of r-process nuclei at NSCL

doi: 10.1016/j.nuclphysa.2008.02.268
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