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NSR database version of April 11, 2024.

Search: Author = A.Hennig

Found 16 matches.

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2017BE10      Phys.Rev.Lett. 118, 212502 (2017)

T.Beck, J.Beller, N.Pietralla, M.Bhike, J.Birkhan, V.Derya, U.Gayer, A.Hennig, J.Isaak, B.Loher, V.Yu.Ponomarev, A.Richter, C.Romig, D.Savran, M.Scheck, W.Tornow, V.Werner, A.Zilges, M.Zweidinger

E2 decay strength of the M1 scissors mode of 156Gd and its first excited rotational state

NUCLEAR REACTIONS 156Gd(γ, γ'), E=3.07 MeV; measured reaction products, Eγ, Iγ; deduced relative intensities for transitions, B(M1), B(E2), multipole mixing ratio of the decay transition from the scissors mode to the 2+1 state in a deformed nucleus.

doi: 10.1103/PhysRevLett.118.212502
Citations: PlumX Metrics

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


2017KO34      Eur.Phys.J. A 53, 175 (2017)

D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, A.Astier, R.Altenkirch, S.Ansari, Th.Braunroth, M.L.Cortes, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, J.Litzinger, C.Muller-Gatermann, P.Petkov, M.Rudigier, M.Scheck, Ph.Scholz, P.Spagnoletti, M.Spieker, C.Stahl, R.Stegmann, M.Stoyanova, P.Thole, N.Warr, V.Werner, W.Witt, D.Wolk, K.O.Zell, P.Van Isacker, V.Yu.Ponomarev

A revised B(E2;2+1 → 0+1) value in the semi-magic nucleus 210Po

NUCLEAR REACTIONS 208Pb(12C, 10Be), E=62 MeV; measured Eγ, Iγ(θ), γγ-coin, (particle)γ-coin using 11 HPGe, light reaction fragments using solar cells array. 210Po; deduced 2+1 state T1/2 using the line shape of the transition, branching ratios to this state from upper states, B(E1), B(E2), B(E3), B(M1), T1/2 of three states and transitions; calculated low-lying states energy, structure, B(E1), B(E2), B(E3), B(M1) using QPM (Quasiparticle Phonon Model). Compared with data.

doi: 10.1140/epja/i2017-12367-5
Citations: PlumX Metrics

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


2017KO38      Phys.Rev. C 96, 044305 (2017)

D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, R.Altenkirch, S.Ansari, A.Astier, M.Bast, M.Beckers, Th.Braunroth, M.Cappellazzo, A.Dewald, F.Diel, M.Djongolov, C.Fransen, K.Gladnishki, A.Goldkuhle, A.Hennig, V.Karayonchev, J.M.Keatings, E.Kluge, Th.Kroll, J.Litzinger, K.Moschner, C.Muller-Gatermann, P.Petkov, M.Scheck, Ph.Scholz, T.Schmidt, P.Spagnoletti, C.Stahl, R.Stegmann, A.Stolz, A.Vogt, N.Warr, V.Werner, D.Wolk, J.C.Zamora, K.O.Zell, V.Yu.Ponomarev, P.Van Isacker

Low collectivity of the 2+1 state of 212Po

NUCLEAR REACTIONS 208Pb(12C, 8Be)212Po, E=64 MeV; measured Eγ, Iγ, (particle)γ-coin, half-life of the first 2+ state by recoil-distance Doppler-shift (RDDS) method at the FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(E2). Comparisons with levels and B(E2) of 210Po and 210Pb, and with theoretical calculations using shell model. Systematics of B(E2) values for the first 2+ states in 20Ne, 44Ti, 52Ti, 136Te, 212Po, nuclei with two valence protons and two valence neutrons.

doi: 10.1103/PhysRevC.96.044305
Citations: PlumX Metrics

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


2016DE05      Phys.Rev. C 93, 034311 (2016)

V.Derya, N.Tsoneva, T.Aumann, M.Bhike, J.Endres, M.Gooden, A.Hennig, J.Isaak, H.Lenske, B.Loher, N.Pietralla, D.Savran, W.Tornow, V.Werner, A.Zilges

Decay of quadrupole-octupole 1- states in 40Ca and 140Ce

NUCLEAR REACTIONS 40Ca, 140Ce(polarized γ, γ'), E=3.6, 5.9 MeV; measured Eγ, Iγ, γγ-coin, polarization asymmetry and analyzing powers using high intensity γ-ray Source (HIγS) facility at (TUNL); deduced levels, J, π, B(E1), B(E2). Comparisons with energy density functional (EDF) and quasiparticle-phonon model (QPM) calculations. B(E1) and B(E2) systematics for N=82 isotones of 138Ba, 140Ce, 142Nd, 144Sm.

doi: 10.1103/PhysRevC.93.034311
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016FU09      Phys.Rev. C 94, 034318 (2016)

B.Fu, M.Seidlitz, A.Blazhev, M.Bouhelal, F.Haas, P.Reiter, K.Arnswald, B.Birkenbach, C.Fransen, G.Friessner, A.Hennig, H.Hess, R.Hirsch, L.Lewandowski, D.Schneiders, B.Siebeck, T.Steinbach, T.Thomas, A.Vogt, A.Wendt, K.Wolf, K.O.Zell

γ-ray spectroscopy of 33P and 33S after fusion-evaporation reactions

NUCLEAR REACTIONS 26Mg(13C, npα), (13C, 2nα), E=46 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ) level half-lives by DSAM using HORUS array at Cologne tandem accelerator facility. 33P, 33S; deduced levels, J, π, γ-ray branching ratios, multipolarity and mixing ratios for selected γ rays in 33P. Comparison with truncated p-sd-pf shell model calculations using the PSDPF interaction.

doi: 10.1103/PhysRevC.94.034318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016KO03      Phys.Rev. C 93, 011303 (2016)

D.Kocheva, G.Rainovski, J.Jolie, N.Pietralla, C.Stahl, P.Petkov, A.Blazhev, A.Hennig, A.Astier, Th.Braunroth, M.L.Cortes, A.Dewald, M.Djongolov, C.Fransen, K.Gladnishki, V.Karayonchev, J.Litzinger, C.Muller-Gatermann, M.Scheck, Ph.Scholz, R.Stegmann, P.Thole, V.Werner, W.Witt, D.Wolk, P.Van Isacker

Low-lying isovector 2+ valence-shell excitations of 212Po

NUCLEAR REACTIONS 208Pb(12C, 2α)212Po, E=62 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin, enriched target, level half-lives by DSAM and line-shape analysis using an array of 12 HPGe detectors for γ detection, and solar cell array for reaction products at FN Tandem facility of the University of Cologne. 212Po; deduced levels, J, π, B(M1), B(E2) of second and third 2+ states as candidates for one-phonon mixed-symmetry states (MSS). Comparison with simple single-j shell model calculation. 211Po; observed γ rays. 209,210Po, 208Pb, 209Bi; reaction products measured in coincidence with γ rays.

doi: 10.1103/PhysRevC.93.011303
Citations: PlumX Metrics

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


2016LO04      Phys.Lett. B 756, 72 (2016)

B.Loher, D.Savran, T.Aumann, J.Beller, M.Bhike, N.Cooper, V.Derya, M.Duchene, J.Endres, A.Hennig, P.Humby, J.Isaak, J.H.Kelley, M.Knorzer, N.Pietralla, V.Yu.Ponomarev, C.Romig, M.Scheck, H.Scheit, J.Silva, A.P.Tonchev, W.Tornow, F.Wamers, H.Weller, V.Werner, A.Zilges

The decay pattern of the Pygmy Dipole Resonance of 140Ce

NUCLEAR REACTIONS 140Ce(γ, γ'), (γ, γ), E=6.5 MeV; measured reaction products, Eγ, Iγ; deduced elastic scattering σ, average branching ratio to excited states for 140Ce, Pygmy Dipole Resonance (PDR) couple to the ground state as well as to low-lying excited states, PDR mixing. Comparison with nuclear model calculations.

doi: 10.1016/j.physletb.2016.02.042
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0215.


2015HE17      Nucl.Instrum.Methods Phys.Res. A794, 171 (2015)

A.Hennig, V.Derya, M.N.Mineva, P.Petkov, S.G.Pickstone, M.Spieker, A.Zilges

Lifetime measurement of excited low-spin states via the (p, p'γ) reaction

NUCLEAR REACTIONS 96Ru(p, p'), E=7 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, T1/2. Doppler-shift attenuation method (DSAM) following the inelastic proton scattering reaction, comparison with available data.

doi: 10.1016/j.nima.2015.05.024
Citations: PlumX Metrics

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


2015HE32      Phys.Rev. C 92, 064317 (2015)

A.Hennig, T.Ahn, V.Anagnostatou, A.Blazhev, N.Cooper, V.Derya, M.Elvers, J.Endres, P.Goddard, A.Heinz, R.O.Hughes, G.Ilie, M.N.Mineva, P.Petkov, S.G.Pickstone, N.Pietralla, D.Radeck, T.J.Ross, D.Savran, M.Spieker, V.Werner, A.Zilges

Collective excitations of 96Ru by means of (p, p'γ) experiments

NUCLEAR REACTIONS 96Ru(p, p'), E=8.4, 7 MeV; measured Ep, Ip, proton angular distributions, Eγ, Iγ, pγ- and γγ-coin, γγ(θ) using YRAST ball spectrometer at WNSL-Yale accelerator facility, level half-lives by DSAM using HORUS γ-ray spectrometer at IKP-Cologne accelerator facility. 96Ru; deduced levels, J, π, multipolarity, mixing ratios, configuration, B(E2), B(M1), B(E1), one-phonon mixed-symmetry excitations of octupole and hexadecapole character, two-phonon mixed-symmetry quintuplet. Comparison with sdg-IBM-2 and shell-model calculations.

NUCLEAR STRUCTURE 96Ru; calculated levels, J, π, B(M1), B(E2) using sdg-IBM-2 and shell-model. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.064317
Citations: PlumX Metrics

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


2015PA14      Phys.Rev. C 91, 034321 (2015)

S.Pascu, D.Bucurescu, Gh.Cata-Danil, V.Derya, M.Elvers, D.Filipescu, D.G.Ghita, T.Glodariu, A.Hennig, C.Mihai, N.Marginean, R.Marginean, A.Negret, L.Netterdon, S.G.Pickstone, T.Sava, M.Spieker, L.Stroe, N.V.Zamfir, A.Zilges

Detailed spectroscopy of quadrupole and octupole states in 168Yb

NUCLEAR REACTIONS 166Er(α, 2n), E=25.5 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) using HORUS array at tandem accelerator facility in Cologne. 168Yb; deduced levels, J, K, π, bands, β, γ and octupole vibrational bands, B(E1), B(E2), branching ratios compared with Alaga rules. Systematics of branching ratios for 2- states of Kπ=2- octupole-vibrational band in A=154-186 Gd, Dy, Er, Yb, Hf W nuclei. Comparison of level structure of 168Yb with IBM-spdf calculations.

NUCLEAR STRUCTURE 168Yb; calculated levels, J, K, π, bands, B(E1) using IBM-spdf. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.034321
Citations: PlumX Metrics

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


2014HE28      Phys.Rev. C 90, 051302 (2014)

A.Hennig, M.Spieker, V.Werner, T.Ahn, V.Anagnostatou, N.Cooper, V.Derya, M.Elvers, J.Endres, P.Goddard, A.Heinz, R.O.Hughes, G.Ilie, M.N.Mineva, P.Petkov, S.G.Pickstone, N.Pietralla, D.Radeck, T.J.Ross, D.Savran, A.Zilges

Mixed-symmetry octupole and hexadecapole excitations in the N=52 isotones

NUCLEAR REACTIONS 96Ru(p, p'), E=7.0, 8.4 MeV; measured Ep, Ip, Eγ, Iγ, pγ-coin, γγ(θ), level half-life by centroid-shift method using YRAST Ball spectrometer and Si detectors at Yale ESTU Tandem accelerator facility, and HORUS γ-detector array and particle-detector array SONIC at Cologne FN Tandem accelerator facility. 96Ru; deduced levels, J, π, branching ratios, multipole mixing ratios, B(M1), B(E2), mixed-symmetry states (MSS) of octupole and hexadecapole character. Evidence for one-phonon mixed-symmetry character of the second 3(-) and 4+ states. Comparison with sdg-IBM-2 model calculations.

doi: 10.1103/PhysRevC.90.051302
Citations: PlumX Metrics

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


2014NE18      Nucl.Instrum.Methods Phys.Res. A 754, 94 (2014)

L.Netterdon, V.Derya, J.Endres, C.Fransen, A.Hennig, J.Mayer, C.Muller-Gatermann, A.Sauerwein, P.Scholz, M.Spieker, A.Zilges

The γ-ray spectrometer HORUS and its applications for nuclear astrophysics

NUCLEAR REACTIONS 89Y(p, γ), E=3.5-4.6 MeV; measured products, Eγ, Iγ; deduced σ, σ(E). Data were imported from EXFOR entry O2203.

doi: 10.1016/j.nima.2014.04.025
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2203.


2014SC30      Phys.Rev. C 90, 065807 (2014)

P.Scholz, A.Endres, A.Hennig, L.Netterdon, H.W.Becker, J.Endres, J.Mayer, U.Giesen, D.Rogalla, F.Schluter, S.G.Pickstone, K.O.Zell, A.Zilges

Measurement of the 187Re(α, n)190Ir reaction cross section at sub-Coulomb energies using the Cologne Clover Counting Setup

NUCLEAR REACTIONS 187Re(α, n)190Ir, E=12.4-14.1 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation analysis using Cologne Clover counting setup at the cyclotron of PTB in Braunschweig. GEANT4-based Monte Carlo simulation. Comparison with statistical model calculations using the TALYS code and α optical-model potential. Relevance to γ-process nucleosynthesis.

doi: 10.1103/PhysRevC.90.065807
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2251.


2012PI03      Acta Phys.Pol. B43, 319 (2012)

S.G.Pickstone, V.Derya, M.Elvers, J.Endres, C.Fransen, A.Hennig, J.Mayer, L.Netterdon, G.Pascovici, S.Pascu, A.Sauerwein, F.Schluter, P.Scholz, M.Spieker, N.Warr, A.Zilges

Digital Data Acquisition for γ and Particle Spectroscopy

doi: 10.5506/APhysPolB.43.319
Citations: PlumX Metrics


2011SA03      Prog.Part.Nucl.Phys. 66, 363 (2011)

A.Sauerwein, M.Elvers, J.Endres, J.Hasper, A.Hennig, L.Netterdon, A.Zilges

Nuclear physics experiments for the astrophysical p process

NUCLEAR REACTIONS 141Pr(α, n), E=15 MeV; 92Mo(p, γ), E=2.5-3.5 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced σ. Comparison with NON-SMOKER code calculations and other measurements.

doi: 10.1016/j.ppnp.2011.01.035
Citations: PlumX Metrics


2011SA48      Phys.Rev. C 84, 045808 (2011)

A.Sauerwein, H.-W.Becker, H.Dombrowski, M.Elvers, J.Endres, U.Giesen, J.Hasper, A.Hennig, L.Netterdon, T.Rauscher, D.Rogalla, K.O.Zell, A.Zilges

Determination of 141Prα, n)144Pm cross sections at energies of relevance for the astrophysical p process using the γγ coincidence method

NUCLEAR REACTIONS 141Pr(α, n)144Pm, E=11-15 MeV; measured Eγ, Iγ, γγ-coin, σ(E) by activation method; deduced astrophysical S factors, α+nucleus optical-model potential. Comparison with Hauser-Feshbach statistical model calculations. 145Pm, 148Gd(γ, α); calculated astrophysical reaction rates. Limitations of the global predictions of α+nucleus optical potentials at astrophysically relevant energies.

doi: 10.1103/PhysRevC.84.045808
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1959.


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