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NSR database version of May 24, 2024.

Search: Author = F.Donau

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2022GU15      Phys.Lett. B 833, 137344 (2022)

R.J.Guo, S.Y.Wang, R.Schwengner, W.Z.Xu, B.Qi, C.Liu, A.Rohilla, F.Donau, T.Servene, H.Schnare, J.Reif, G.Winter, L.Kaubler, H.Prade, S.Skoda, J.Eberth, H.G.Thomas, F.Becker, B.Fiedler, S.Freund, S.Kasemann, T.Steinhardt, O.Thelen, T.Hartlein, C.Ender, F.Kock, P.Reiter, D.Schwalm

Lifetime measurements in 80Br and a new region for observation of chiral electromagnetic selection rules

NUCLEAR REACTIONS 76Ge(7Li, 3n), E=35 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, oriented states (DCO) ratios, lifetimes, B(E2), B(M1), branching ratios, partial level scheme. Comparison with TPRM calculations and previous results. Doppler-shift-attenuation method (DSAM), EUROBALL CLUSTER detectors, MP tandem accelerator of the Max-Planck-Institut fur Kernphysik Heidelberg.

doi: 10.1016/j.physletb.2022.137344
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2015FR07      Phys.Rev. C 92, 064306 (2015)

S.Frauendorf, F.Donau

Quasiparticle-random-phase approximation treatment of the transverse wobbling mode reconsidered

NUCLEAR STRUCTURE 163Lu; calculated levels, Total Routhian surface (TRS), kinematic moments of inertia, B(E2), B(M1), B(E2)out/B(E2)in ratios, deformation parameters, wobbling frequencies as function of the rotational frequency for the triaxial strongly-deformed (TSD) wobbling band and TSD ground band. 162Yb; calculated B(M1) distributions for 0+ to 1+ transitions. Quasiparticle-random-phase approximation with isoscalar quadrupole-quadrupole interaction for transverse wobbling mode. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.064306
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2015MA13      Phys.Rev.Lett. 114, 082501 (2015)

J.T.Matta, U.Garg, W.Li, S.Frauendorf, A.D.Ayangeakaa, D.Patel, K.W.Schlax, R.Palit, S.Saha, J.Sethi, T.Trivedi, S.S.Ghugre, R.Raut, A.K.Sinha, R.V.F.Janssens, S.Zhu, M.P.Carpenter, T.Lauritsen, D.Seweryniak, C.J.Chiara, F.G.Kondev, D.J.Hartley, C.M.Petrache, S.Mukhopadhyay, D.Vijaya Lakshmi, M.K.Raju, P.V.Madhusudhana Rao, S.K.Tandel, S.Ray, F.Donau

Transverse Wobbling in 135Pr

NUCLEAR REACTIONS 123Sb(16O, 4n), E=80 MeV; measured reaction products, Eγ, Iγ, γ-γ-γ-coin.; deduced energy levels, J, π, wobbling bands, B(M1)/B(E2), deviation from axiality. Comparison with available data and theoretical calculations.

doi: 10.1103/PhysRevLett.114.082501
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2014FR01      Phys.Rev. C 89, 014322 (2014)

S.Frauendorf, F.Donau

Transverse wobbling: A collective mode in odd-A triaxial nuclei

NUCLEAR STRUCTURE 163Lu, 135Pr; calculated excitation energies, B(M1), B(E2) ratios, B(M1)/B(E2) of n=1 and n=2 transverse wobbling modes as function of spin, deformation parameters, moment of inertia, transverse, longitudinal, and harmonic wobbling. Quasiparticle triaxial rotor (QTR) model and Harmonic Frozen Alignment (HFA) approximation. Comparisons with experimental data.

doi: 10.1103/PhysRevC.89.014322
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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
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2014MA81      Phys.Rev. C 90, 044301 (2014)

A.Makinaga, R.Massarczyk, R.Schwengner, M.Beard, F.Donau, M.Anders, D.Bemmerer, R.Beyer, R.Hannaske, A.R.Junghans, M.Kempe, T.Kogler, M.Roder, K.Schmidt, A.Wagner

Dipole strength of 181Ta for the evaluation of the 180Ta stellar neutron capture rate

NUCLEAR REACTIONS 181Ta(γ, γ'), E<10 MeV; measured Eγ, Iγ, γγ-coin, photoabsorption σ(E) using the bremsstrahlung facility γ-ELBE at the electron accelerator of Dresden-Rossendorf (HZDR) facility; deduced mean branching ratios and uncertainty range of ground-state transitions from γ-ray cascades, dipole-strength distribution. Comparison with 181Ta(γ, n) experimental data, and QRPA calculations.

NUCLEAR REACTIONS 180,180m,181Ta(n, γ), E<15 MeV; calculated σ(E), Maxwellian-averaged cross sections (MACS). 181Ta(γ, n) at T=2-5.5 GK; 180mTa(n, γ) at T=0.1-1 GK; calculated stellar reaction rates. Calculations using the code TALYS with various models for the input strength function. Comparison with data in KADoNiS database.

doi: 10.1103/PhysRevC.90.044301
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2014MA90      Phys.Rev. C 90, 054310 (2014)

R.Massarczyk, G.Rusev, R.Schwengner, F.Donau, C.Bhatia, M.E.Gooden, J.H.Kelley, A.P.Tonchev, W.Tornow

Magnetic dipole strength in 128Xe and 134Xe in the spin-flip resonance region

NUCLEAR REACTIONS 128,134Xe(polarized γ, γ'), E=6.0-9.6 MeV; measured Eγ, Iγ, γ(pol, θ) using HIγS facility at TUNL. 128,134Xe; deduced branching ratios and comparison with γ-ray cascade simulations, photoabsorption σ(E) for M1 and E1 transitions, B(M1), B(E1). Comparison of σ(E) with previous experimental results, predictions of phenomenological expressions, RIPL3 recommendations, triple-Lorentzian (TLO) model for E1 and the triple-Gaussian for M1, and QRPA calculations.

doi: 10.1103/PhysRevC.90.054310
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2013RU01      Phys.Rev.Lett. 110, 022503 (2013)

G.Rusev, N.Tsoneva, F.Donau, S.Frauendorf, R.Schwengner, A.P.Tonchev, A.S.Adekola, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, W.Tornow, A.Wagner

Fine Structure of the Giant M1 Resonance in 90Zr

NUCLEAR REACTIONS 90Zr(γ, γ'), E=7-11 MeV; measured reaction products, Eγ, Iγ; deduced dipole excitations, 1+ states, fine structure of the giant M1 resonance, B(M1). Comparison with three-phonon QPM calculations.

doi: 10.1103/PhysRevLett.110.022503
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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
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2012ST19      Phys.Rev. C 86, 064310 (2012)

T.Steinhardt, J.Eberth, S.Skoda, O.Thelen, R.Schwengner, F.Donau, C.Plettner, H.Schnare, G.de Angelis, D.R.Napoli, E.Farnea, A.Gadea, A.Jungclaus, K.P.Lieb, R.Wadsworth

Stabilization of prolate deformation at high spin in 75Kr

NUCLEAR REACTIONS 40Ca(40Ca, n4p), E=180, 185 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin, γγ(θ)(DCO) using EUROBALL and ISIS arrays and Neutron Wall at Legnaro facility. 75Kr; deduced high-spin levels, J, π, branching ratios, bands, signature splittings, configurations, potential energy surfaces. Comparison with cranked Nilsson-Strutinsky (CNS) calculations. No evidence for oblate-prolate shape coexistence at high spins.

doi: 10.1103/PhysRevC.86.064310
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2011AL12      Phys.Rev. C 83, 054308 (2011)

D.Almehed, F.Donau, S.Frauendorf

Chiral vibrations in the A=135 region

NUCLEAR STRUCTURE 130Cs, 130,132,134La, 134Pr, 136Pm, 138Eu, 140Tb; calculated deformation parameters and tilt angles, energy splittings between chiral partner bands in the rotating frame, potential energy surface for 134Pr, B(M1), B(E2). Random-phase approximation (RPA) plus self-consistent tilted axis cranking (TAC) formalism.

doi: 10.1103/PhysRevC.83.054308
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2011BE03      Phys.Rev. C 83, 014317 (2011)

I.Bentley, S.Brant, F.Donau, S.Frauendorf, B.Kampfer, R.Schwengner, S.Q.Zhang

Instantaneous shape sampling: A model for the γ -absorption cross section of transitional nuclei

NUCLEAR REACTIONS 78,80,82,84,86Kr, 124,126,128,130,132,134,136Xe, 130,132,134,136,138Ba, 144,146,148,150,152,154Sm(γ, X), E=7-20 MeV; calculated absorption σ for dipole strength using the quasiparticle instantaneous shape sampling random-phase approximation (ISS-QRPA) for rapid dipole excitations and interacting boson model (IBM) for the slow collective quadrupole motion. Pygmy resonances. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.014317
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2011BE54      Fizika(Zagreb) B 20, 203 (2011)

N.Benouaret, R.Schwengner, G.Rusev, F.Donau, R.Beyer, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, C.Nair, K.D.Schilling, A.Wagner

Investigation of dipole excitations below the giant dipole resonance in 89Y using the ELBE facility

NUCLEAR REACTIONS 89Y(γ, γ'), E<13.2 MeV; measured Eγ, Iγ; deduced energy levels, resolved giant dipole resonance strength, σ, level densities, branching ratios. Comparison with available data, QRPA calculations.


2011KW01      Phys.Rev. C 83, 041601 (2011)

E.Kwan, G.Rusev, A.S.Adekola, F.Donau, S.L.Hammond, C.R.Howell, H.J.Karwowski, J.H.Kelley, R.S.Pedroni, R.Raut, A.P.Tonchev, W.Tornow

Discrete deexcitations in 235U below 3 MeV from nuclear resonance fluorescence

NUCLEAR REACTIONS 235U(γ, γ'), E=1.6-3.0 MeV; measured Eγ, Iγ, γγ-coin, integrated cross sections, and widths using HIγS facility. 235U; deduced levels, J, π, branching ratios. Comparison with quasiparticle random-phase approximation in deformed basis for dipole transitions.

doi: 10.1103/PhysRevC.83.041601
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2011RU15      J.Phys.:Conf.Ser. 312, 092053 (2011)

G.Rusev, A.S.Adekola, F.Donau, S.Frauendorf, S.L.Hammond, C.Huibregtse, J.H.Kelley, E.Kwan, R.Schwengner, A.P.Tonchev, W.Tornow, A.Wagner

Fine structure of the giant M1 resonance in 90Zr

NUCLEAR REACTIONS 90Zr(polarized γ, γ'), E=7-11 MeV; measured Eγ, Iγ(θ) using HPGe; deduced B(M1) fine structure; calculated B(M1) fine structure using shell model and QRPA.

doi: 10.1088/1742-6596/312/9/092053
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2010MA40      Phys.Rev. C 82, 024314 (2010)

A.Makinaga, R.Schwengner, G.Rusev, F.Donau, S.Frauendorf, D.Bemmerer, R.Beyer, P.Crespo, M.Erhard, A.R.Junghans, J.Klug, K.Kosev, C.Nair, K.D.Schilling, A.Wagner

Dipole strength in 139La below the neutron-separation energy

NUCLEAR REACTIONS 139La(γ, γ'), E=2-10 MeV; measured Eγ, Iγ; deduced levels, integrated cross section, branching ratios, partial widths, level densities as function of spin, and γ-intensity distributions. Comparison with calculations based on quasiparticle-random-phase approximation using an instantaneous-shape sampling (ISS-QRPA).

doi: 10.1103/PhysRevC.82.024314
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2010SC11      Phys.Rev. C 81, 054315 (2010)

R.Schwengner, R.Massarczyk, B.A.Brown, R.Beyer, F.Donau, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, C.Nair, G.Rusev, K.D.Schilling, A.Wagner

E1 strength in 208Pb within the shell model

NUCLEAR REACTIONS 208Pb(γ, γ'), E=9-15 MeV; measured Eγ, Iγ, γ(θ), linear polarization, integrated cross sections. 208Pb; deduced levels, J, π, widths, B(E1). Comparison with shell model and QRPA calculations.

doi: 10.1103/PhysRevC.81.054315
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2010ST05      Phys.Rev. C 81, 054307 (2010)

T.Steinhardt, J.Eberth, O.Thelen, H.Schnare, R.Schwengner, C.Plettner, L.Kaubler, F.Donau, A.Algora, G.de Angelis, A.Gadea, D.R.Napoli, M.Hausmann, A.Jungclaus, K.P.Lieb, G.A.Muller, D.G.Jenkins, R.Wadsworth, A.N.Wilson

Non-termination of yrast bands at maximum configuration spin in 73Kr

NUCLEAR REACTIONS 40Ca(40Ca, n2pα)73Kr, E=185 MeV; measured Eγ, Iγ, γγ-, pγγ-, nγγ-, αγγ-coin, DCO using EUROBALL spectrometer. 73Kr; deduced levels, J, π, rotational bands, moment of inertia. Comparison with band structures of 75Kr and 77Kr and with configuration-dependent Cranked Nilsson-Strutinsky calculations.

doi: 10.1103/PhysRevC.81.054307
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2009BE03      Phys.Rev. C 79, 014303 (2009)

N.Benouaret, R.Schwengner, G.Rusev, F.Donau, R.Beyer, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, C.Nair, K.D.Schilling, A.Wagner, N.Bendjaballah

Dipole strength in 89Y up to the neutron-separation energy

NUCLEAR REACTIONS 89Y(γ, γ'), E=3-13 MeV; measured Eγ, Iγ, σ, widths, angular distributions, level densities. 89Y; deduced levels. Comparison with quasiparticle-random-phase approximation predictions.

NUCLEAR REACTIONS 88Sr, 90Zr(γ, X), E=5-18 MeV; analyzed data for photoabsorption cross sections. Comparison with quasiparticle-random-phase approximation predictions.

doi: 10.1103/PhysRevC.79.014303
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2009RU05      Phys.Rev. C 79, 061302 (2009)

G.Rusev, R.Schwengner, R.Beyer, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, C.Nair, K.D.Schilling, A.Wagner, F.Donau, S.Frauendorf

Enhanced electric dipole strength below particle-threshold as a consequence of nuclear deformation

NUCLEAR REACTIONS 92,94,96,98,100Mo(γ, γ'), E=4-13 MeV; measured Eγ, Iγ, absolute photoabsorption σ. Comparison with QRPA calculations.

doi: 10.1103/PhysRevC.79.061302
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2009SC22      Phys.Rev. C 80, 044305 (2009)

R.Schwengner, G.Rainovski, H.Schnare, A.Wagner, S.Frauendorf, F.Donau, A.Jungclaus, M.Hausmann, O.Yordanov, K.P.Lieb, D.R.Napoli, G.de Angelis, M.Axiotis, N.Marginean, F.Brandolini, C.Rossi Alvarez

Magnetic dipole sequences in 83Rb

NUCLEAR REACTIONS 76Ge(11B, 4n), E=45, 50 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), DCO, half-lives by DSAM, multipolarities. 83Rb; deduced levels, J, π, bands, dipole bands, B(M1), B(E1), and B(E2). GASP array. Comparison with shell model calculations.

doi: 10.1103/PhysRevC.80.044305
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2009ZH22      Phys.Rev. C 80, 021307 (2009)

S.Q.Zhang, I.Bentley, S.Brant, F.Donau, S.Frauendorf, B.Kampfer, R.Schwengner, A.Wagner

Instantaneous-shape sampling for calculation of the electromagnetic dipole strength in transitional nuclei

NUCLEAR REACTIONS 88Sr, 90Zr, 92,94,96,98,100Mo(γ, n), (γ, γ'), E not given; calculated σ for dipole strength using the quasiparticle random phase approximation (QRPA) for transitional nuclei according to IBA calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.021307
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2008RU04      Phys.Rev. C 77, 064321 (2008)

G.Rusev, R.Schwengner, F.Donau, M.Erhard, E.Grosse, A.R.Junghans, K.Kosev, K.D.Schilling, A.Wagner, F.Becvar, M.Krticka

Low-energy tail of the giant dipole resonance in 98Mo and 100Mo deduced from photon-scattering experiments

NUCLEAR REACTIONS 98,100Mo(γ, γ'), E<15 MeV; measured Eγ, Iγ, photoabsorption σ, giant resonances, angular distributions, distribution of mean branching ratios, dipole strength functions; deduced multipolarities. 27Al, 28Si, 56Fe, 63Cu, 70,72,73,74Ge(n, γ), E=thermal; measured Eγ, Iγ. 99,101Mo(γ, n); analyzed cross sections. 97Mo(n, γ), 98Mo(3He, 3He'γ); comparisons.

doi: 10.1103/PhysRevC.77.064321
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2007DO13      Phys.Rev. C 76, 014317 (2007)

F.Donau, G.Rusev, R.Schwengner, A.R.Junghans, K.D.Schilling, A.Wagner

Effect of nuclear deformation on the electric-dipole strength in the particle-emission threshold region

NUCLEAR STRUCTURE Mo, Sm, Nd; calculated B(E1) and photoabsorption cross section using a deformed oscillator model and a Nilsson plus RPA model.

doi: 10.1103/PhysRevC.76.014317
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2007SC39      Nucl.Phys. A788, 331c (2007)

R.Schwengner, N.Benouaret, R.Beyer, F.Donau, M.Erhard, S.Frauendorf, E.Grosse, A.R.Junghans, J.Klug, K.Kosev, C.Nair, N.Nankov, G.Rusev, K.D.Schilling, A.Wagner

Dipole-strength distributions up to the particle-separation energies and photodissociation of Mo isotopes

NUCLEAR REACTIONS 92,98,100Mo(γ, γ'), E≈13.2 MeV bremsstrahlung; measured Eγ, Iγ, angular distributions, photoabsorption σ. 92Mo(γ, n), (γ, p), (γ, α), E≈10-16.5 MeV bremsstrahlung; measured activation yields and compared with QRPA calculations.

doi: 10.1016/j.nuclphysa.2007.01.062
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2007TO21      Phys.Rev. C 76, 044313 (2007)

D.Tonev, G.de Angelis, S.Brant, S.Frauendorf, P.Petkov, A.Dewald, F.Donau, D.L.Balabanski, Q.Zhong, P.Pejovic, D.Bazzacco, P.Bednarczyk, F.Camera, D.Curien, F.Della Vedova, A.Fitzler, A.Gadea, G.Lo Bianco, S.Lenzi, S.Lunardi, N.Marginean, O.Moller, D.R.Napoli, R.Orlandi, E.Sahin, A.Saltarelli, J.Valiente-Dobon, K.O.Zell, Jing-ye Zhang, Y.H.Zhang

Question of dynamic chirality in nuclei: The case of 134Pr

NUCLEAR REACTIONS 119Sn(19F, 4nγ), E=83, 87 MeV; measured Eγ, Iγ, γγ-coin, lifetimes, multipolarity, linear polarization. 134Pr; deduced levels, J, π, band structure, chiral behavior, TQPTT and IBFFM model calculations, B(E2), B(M1).

doi: 10.1103/PhysRevC.76.044313
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2006AL30      Phys.Scr. T125, 139 (2006)

D.Almehed, R.G.Nazmitdinov, F.Donau

Vibrational excitations and tilted rotation in 163Lu

NUCLEAR STRUCTURE 163Lu; calculated triaxial superdeformed band energies, pair correlations, B(E2) ratios. Microscopic self-consistent model.

doi: 10.1088/0031-8949/2006/T125/032
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2006RU06      Phys.Rev. C 73, 044308 (2006)

G.Rusev, R.Schwengner, F.Donau, M.Erhard, S.Frauendorf, E.Grosse, A.R.Junghans, L.Kaubler, K.Kosev, L.K.Kostov, S.Mallion, K.D.Schilling, A.Wagner, H.von Garrel, U.Kneissl, C.Kohstall, M.Kreutz, H.H.Pitz, M.Scheck, F.Stedile, P.von Brentano, C.Fransen, J.Jolie, A.Linnemann, N.Pietralla, V.Werner

Systematics of magnetic dipole strength in the stable even-mass Mo isotopes

NUCLEAR REACTIONS 92Mo(γ, γ'), E=6.0 MeV bremsstrahlung; 98,100Mo(γ, γ'), E ≈ 3.3, 3.8 MeV bremsstrahlung; measured Eγ, Iγ. 92,98,100Mo deduced transitions B(M1), strength distributions. Comparison with quasiparticle RPA model predictions.

doi: 10.1103/PhysRevC.73.044308
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2005DO04      Phys.Rev.Lett. 94, 092503 (2005)

F.Donau

Suppression of Modes in the Random Phase Approximation

NUCLEAR STRUCTURE 156Gd; calculated M1 strength distribution, mode supression effects. RPA approach.

doi: 10.1103/PhysRevLett.94.092503
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2005RU14      Phys.Rev.Lett. 95, 062501 (2005)

G.Rusev, R.Schwengner, F.Donau, S.Frauendorf, L.Kaubler, L.K.Kostov, S.Mallion, K.D.Schilling, A.Wagner, E.Grosse, H.von Garrel, U.Kneissl, C.Kohstall, M.Kreutz, H.H.Pitz, M.Scheck, F.Stedile, P.von Brentano, J.Jolie, A.Linnemann, N.Pietralla, V.Werner

Decay of 1+ States as a New Probe of the Structure of 0+ Shape Isomers

NUCLEAR REACTIONS 98,100Mo(γ, γ'), E=3.2-3.8 MeV bremsstrahlung; measured Eγ, Iγ. 98,100Mo deduced levels, J, π, branching ratios, transition probabilities, shape isomer configuration mixing features.

doi: 10.1103/PhysRevLett.95.062501
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2005VA30      Phys.Rev.Lett. 95, 232501 (2005)

J.J.Valiente-Dobon, T.Steinhardt, C.E.Svensson, A.V.Afanasjev, I.Ragnarsson, C.Andreoiu, R.A.E.Austin, M.P.Carpenter, D.Dashdorj, G.de Angelis, F.Donau, J.Eberth, E.Farnea, S.J.Freeman, A.Gadea, P.E.Garrett, A.Gorgen, G.F.Grinyer, B.Hyland, D.Jenkins, F.Johnston-Theasby, P.Joshi, A.Jungclaus, K.P.Lieb, A.O.Macchiavelli, E.F.Moore, G.Mukherjee, D.R.Napoli, A.A.Phillips, C.Plettner, W.Reviol, D.Sarantites, H.Schnare, M.A.Schumaker, R.Schwengner, D.Seweryniak, M.B.Smith, I.Stefanescu, O.Thelen, R.Wadsworth

Evidence for Nontermination of Rotational Bands in 74Kr

NUCLEAR REACTIONS 40Ca(40Ca, 2pα), E=165, 185 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-, (neutron)γ-coin, DSA. 74Kr deduced high-spin levels, J, π, T1/2, transition quadrupole moments, configurations, nontermination of rotational bands. Euroball III, ISIS, Gammasphere, and Microball arrays.

doi: 10.1103/PhysRevLett.95.232501
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2005WA31      J.Phys.(London) G31, S1969 (2005)

A.Wagner, R.Beyer, M.Erhard, F.Donau, E.Grosse, A.Hartmann, A.R.Junghans, L.Kaubler, K.Kosev, S.Mallion, C.Nair, N.Nankov, G.Rusev, K.D.Schilling, W.Schulze, R.Schwengner

The new bremsstrahlung facility at the superconducting electron accelerator ELBE

NUCLEAR REACTIONS 92,98,100Mo(γ, γ'), E=13.2 MeV bremsstrahlung; measured Eγ, Iγ. 92,100Mo, 197Au(γ, n), 92Mo(γ, p), (γ, α), E ≈ 11.8-16.5 MeV bremsstrahlung; measured integrated σ.

doi: 10.1088/0954-3899/31/10/112
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2004KA62      Phys.Rev. C 70, 064307 (2004)

L.Kaubler, H.Schnare, R.Schwengner, H.Prade, F.Donau, P.von Brentano, J.Eberth, J.Enders, A.Fitzler, C.Fransen, M.Grinberg, R.-D.Herzberg, H.Kaiser, P.von Neumann-Cosel, N.Pietralla, A.Richter, G.Rusev, Ch.Stoyanov, I.Wiedenhover

Dipole and quadrupole excitations in 88Sr up to 6.8 MeV

NUCLEAR REACTIONS 88Sr(γ, γ'), E=6.8 MeV bremsstrahlung; measured Eγ, Iγ. 88Sr deduced levels, J, π, configurations, B(E1), B(M1), B(E2). Comparison with model predictions.

doi: 10.1103/PhysRevC.70.064307
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2003AL22      J.Phys.(London) G29, 2193 (2003)

D.Almehed, F.Donau, R.G.Nazmitdinov

Quadrupole correlations and inertial properties of rotating nuclei

doi: 10.1088/0954-3899/29/9/314
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2002KA25      Phys.Rev. C65, 054315 (2002)

L.Kaubler, K.D.Schilling, R.Schwengner, F.Donau, E.Grosse, D.Belic, P.von Brentano, M.Bubner, C.Fransen, M.Grinberg, U.Kneissl, C.Kohstall, A.Linnemann, P.Matschinsky, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, F.Stedile, V.Werner

Influence of the N = 50 Neutron Core on Dipole Excitations in 87Rb

NUCLEAR REACTIONS 87Rb(γ, γ'), E=4.0 MeV bremsstrahlung; measured Eγ, Iγ. 87Rb deduced levels, J, π, configurations, excitation B(M1), B(E1), widths. Comparison with shell model predictions.

doi: 10.1103/PhysRevC.65.054315
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2002NA10      Phys.Rev. C65, 041307 (2002)

R.G.Nazmitdinov, D.Almehed, F.Donau

Dynamical Moment of Inertia and Quadrupole Vibrations in Rotating Nuclei

NUCLEAR STRUCTURE 20Ne, 64Ge; calculated moments of inertia; deduced role of quantum shape fluctuations. Self-consistent one-dimensional cranking oscillator model.

doi: 10.1103/PhysRevC.65.041307
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2002RA34      Phys.Rev. C66, 014308 (2002)

G.Rainovski, D.L.Balabanski, G.Roussev, G.Lo Bianco, G.Falconi, N.Blasi, D.Bazzacco, G.de Angelis, D.R.Napoli, F.Donau, V.I.Dimitrov

Tilted Dipole Bands in 123, 124Xe

NUCLEAR REACTIONS 110Pd(18O, 5n), E=75 MeV; measured Eγ, Iγ, γγ-coin. 123Xe deduced high-spin levels, J, π, configurations. GASP array, tilted-axis cranking model.

NUCLEAR STRUCTURE 123,124Xe; analyzed rotational bands. Tilted-axis cranking model.

doi: 10.1103/PhysRevC.66.014308
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2002RA42      J.Phys.(London) G28, 2617 (2002)

G.Rainovski, H.Schnare, R.Schwengner, C.Plettner, L.Kaubler, F.Donau, I.Ragnarsson, J.Eberth, T.Steinhardt, O.Thelen, M.Hausmann, A.Jungclaus, K.P.Lieb, A.Muller, G.de Angelis, A.Gadea, D.R.Napoli, A.Algora, D.G.Jenkins, R.Wadsworth, A.Wilson, W.Andrejtscheff, V.I.Dimitrov

Shape coexistence at high spin in the N = Z + 2 nucleus 70Se

NUCLEAR REACTIONS 40Ca(40Ca, 2p2α), E=185 MeV; measured Eγ, Iγ, γγ-coin. 70Se deduced high-spin levels, J, π, configurations, shape coexistence features. Euroball III array. Cranked Nilsson-Strutinsky calculations.

doi: 10.1088/0954-3899/28/10/307
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2002SC13      Phys.Rev. C65, 044326 (2002)

R.Schwengner, F.Donau, T.Servene, H.Schnare, J.Reif, G.Winter, L.Kaubler, H.Prade, S.Skoda, J.Eberth, H.G.Thomas, F.Becker, B.Fiedler, S.Freund, S.Kasemann, T.Steinhardt, O.Thelen, T.Hartlein, C.Ender, F.Kock, P.Reiter, D.Schwalm

Magnetic and Collective Rotation in 79Br

NUCLEAR REACTIONS 76Ge(7Li, 4n), E=35 MeV; measured Eγ, Iγ, γγ-coin, γ polarization, DSA. 79Br deduced high-spin levels, J, π, T1/2, B(M1), B(E2), configurations, magnetic rotation. Euroball cluster detectors. Tilted-axis cranking model analysis.

doi: 10.1103/PhysRevC.65.044326
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2002SC35      Phys.Rev. C66, 024310 (2002)

R.Schwengner, G.Rainovski, H.Schnare, A.Wagner, F.Donau, A.Jungclaus, M.Hausmann, O.Iordanov, K.P.Lieb, D.R.Napoli, G.de Angelis, M.Axiotis, N.Marginean, F.Brandolini, C.Rossi Alvarez

Magnetic rotation in 82Rb and 84Rb

NUCLEAR REACTIONS 76Ge(11B, 3n), (11B, 5n), E=45, 50 MeV; measured Eγ, Iγ, γγ-coin, DSA. 82,84Rb deduced high-spin levels, J, π, configurations, T1/2, B(E2), B(M1), magnetic rotation. GASP array, comparison with model predictions.

doi: 10.1103/PhysRevC.66.024310
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2001AL12      Phys.Rev. C63, 044311 (2001)

D.Almehed, S.Frauendorf, F.Donau

Pairing Correlations in High-K Bands

NUCLEAR STRUCTURE 178W; calculated high-K rotational bands configurations, Routhians; deduced role of dynamical pairing correlations. Tilted-axis cranking, RPA.

doi: 10.1103/PhysRevC.63.044311
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2001AL30      Yad.Fiz. 64, No 6, 1151 (2001); Phys.Atomic Nuclei 64, 1076 (2001)

D.Almehed, F.Donau, R.G.Nazmitdinov

Quantum Correlations in Rotating Nuclei

doi: 10.1134/1.1383620
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2001BE10      Nucl.Phys. A682, 394c (2001)

C.W.Beausang, A.A.Hecht, K.E.Zyromski, D.Balabanski, C.J.Barton, M.A.Caprio, R.F.Casten, J.R.Cooper, D.Hartley, R.Krucken, J.R.Novak, N.V.Zamfir, J.-Y.Zhang, F.Donau

Evidence for Chiral Symmetry in the Mass A ∼ 130 Region

NUCLEAR REACTIONS 116Sn(24Mg, 3np), E=130, 135 MeV; 106Cd(35Cl, n2p), E=150 MeV; measured Eγ, Iγ, γγ-coin. 136Pm, 138Eu deduced high-spin levels, J, π, possible chiral twin bands.

doi: 10.1016/S0375-9474(00)00665-5
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2001HA47      Phys.Rev. C64, 031304 (2001)

D.J.Hartley, L.L.Riedinger, M.A.Riley, D.L.Balabanski, F.G.Kondev, R.W.Laird, J.Pfohl, D.E.Archer, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, I.M.Hibbert, D.T.Joss, D.R.LaFosse, P.J.Nolan, N.J.O'Brien, E.S.Paul, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth, J.-Y.Zhang, P.B.Semmes, F.Donau

Detailed Spectroscopy of the Chiral-Twin Candidate Bands in 136Pm

NUCLEAR REACTIONS 105Pd(35Cl, 2n2p), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 136Pm deduced high-spin levels, J, π, configurations, B(M1), B(E2). Comparisons with neighboring nuclides, model predictions. Gammasphere, Microball arrays.

doi: 10.1103/PhysRevC.64.031304
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2001HE15      Phys.Rev. C63, 051302 (2001)

A.A.Hecht, C.W.Beausang, K.E.Zyromski, D.L.Balabanski, C.J.Barton, M.A.Caprio, R.F.Casten, J.R.Cooper, D.J.Hartley, R.Krucken, D.Meyer, H.Newman, J.R.Novak, E.S.Paul, N.Pietralla, A.Wolf, N.V.Zamfir, J.-Y.Zhang, F.Donau

Evidence for Chiral Symmetry Breaking in 136Pm and 138Eu

NUCLEAR REACTIONS 116Sn(24Mg, 3np), E=130, 135 MeV; 106Cd(35Cl, n2p), E=150 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 136Pm, 138Eu deduced high-spin levels, J, π, configurations, B(M1)/B(E2), chiral twin bands. Comparison with tilted axis cranking model calculations. Yrast ball, Eurogam I arrays.

doi: 10.1103/PhysRevC.63.051302
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2001ST14      Phys.Rev. C63, 064315 (2001)

E.A.Stefanova, R.Schwengner, G.Rainovski, K.D.Schilling, A.Wagner, F.Donau, E.Galindo, A.Jungclaus, K.P.Lieb, O.Thelen, J.Eberth, D.R.Napoli, C.A.Ur, G.de Angelis, M.Axiotis, A.Gadea, N.Marginean, T.Martinez, Th.Kroll, T.Kutsarova

Structure of High-Spin States in 89Sr and 90Sr

NUCLEAR REACTIONS 82Se(11B, 3np), (11B, 2np), E=37 MeV; measured Eγ, Iγ, γγ-coin. 89,90Sr deduced high-spin levels, J, π. GASP array. Comparison with shell model calculations.

doi: 10.1103/PhysRevC.63.064315
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2000AL32      Phys.Scr. T88, 62 (2000)

D.Almehed, F.Donau, S.Frauendorf, R.G.Nazmitdinov

Particle Number Projection and Pairing-RPA Calculations in Rotating Nuclei

NUCLEAR STRUCTURE 178W; calculated dynamical pairing correlations, level energies, angular momenta vs angular frequency. Tilted axis cranking, RPA, particle number projection.

doi: 10.1238/Physica.Topical.088a00062
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2000DI14      Phys.Rev.Lett. 84, 5732 (2000)

V.I.Dimitrov, S.Frauendorf, F.Donau

Chirality of Nuclear Rotation

NUCLEAR STRUCTURE 134Pr, 188Ir; calculated rotational bands energy vs spin, B(M1), B(E2); deduced chiral symmetry breaking, near-degenerate bands. Tilted axis cranking, comparisons with data.

doi: 10.1103/PhysRevLett.84.5732
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2000DI16      Phys.Rev. C62, 024315 (2000)

V.I.Dimitrov, F.Donau, S.Frauendorf

Hybrid Version of the Tilted Axis Cranking Model and Its Application to 128Ba

NUCLEAR STRUCTURE 128Ba; calculated magnetic dipole band B(M1), B(E2), related features. Hybrid deformed nuclear potential, tilted axis cranking.

doi: 10.1103/PhysRevC.62.024315
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2000KA08      Eur.Phys.J. A 7, 15 (2000)

L.Kaubler, H.Schnare, R.Schwengner, P.von Brentano, F.Donau, J.Eberth, J.Enders, A.Fitzler, C.Fransen, M.Grinberg, E.Grosse, R.-D.Herzberg, H.Kaiser, P.von Neumann-Cosel, N.Pietralla, H.Prade, A.Richter, S.Skoda, Ch.Stoyanov, H.-G.Thomas, H.Tiesler, D.Weisshaar, I.Wiedenhover

Is the 4.742 MeV State in 88Sr the 1- Two-Phonon State ?

NUCLEAR REACTIONS 88Sr, 11B, 12,13C(γ, γ'), E=6.7 MeV bremsstrahlung; measured Eγ, Iγ, γ polarization. 88Sr deduced levels, J, π, B(λ), no two-phonon state.

doi: 10.1007/s100500050004
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2000PL08      Phys.Rev. C62, 014313 (2000)

C.Plettner, H.Schnare, R.Schwengner, L.Kaubler, F.Donau, I.Ragnarsson, A.V.Afanasjev, A.Algora, G.de Angelis, A.Gadea, D.R.Napoli, J.Eberth, T.Steinhardt, O.Thelen, M.Hausmann, A.Muller, A.Jungclaus, K.P.Lieb, D.G.Jenkins, R.Wadsworth, A.N.Wilson, S.Frauendorf

Very High Rotational Frequencies and Band Termination in 73Br

NUCLEAR REACTIONS 40Ca(40Ca, 3pα), E=185 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-, (neutron)γ-coin. 73Br deduced high-spin levels, J, π, configurations, band termination. Euroball III, ISIS arrays. Cranked mean-field calculations.

doi: 10.1103/PhysRevC.62.014313
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2000PL11      Phys.Rev.Lett. 85, 2454 (2000)

C.Plettner, I.Ragnarsson, H.Schnare, R.Schwengner, L.Kaubler, F.Donau, A.Algora, G.de Angelis, D.R.Napoli, A.Gadea, J.Eberth, T.Steinhardt, O.Thelen, M.Hausmann, A.Muller, A.Jungclaus, K.P.Lieb, D.G.Jenkins, R.Wadsworth, A.N.Wilson

Signature Inversion Caused by Triaxiality and Unpaired Band Crossings in 72Br

NUCLEAR REACTIONS 40Ca(40Ca, n3pα), E=185 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-, (neutron)γ-coin. 72Br deduced high-spin levels, J, π, signature inversion, triaxial deformation. Euroball III, ISIS arrays. Cranked mean-field calculations.

doi: 10.1103/PhysRevLett.85.2454
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2000RA34      Acta Phys.Hung.N.S. 12, 211 (2000)

G.Rainovski, G.Lo Bianco, D.L.Balabanski, G.Roussev, G.Falconi, N.Blasi, D.Bazzacco, G.de Angelis, D.R.Napoli, M.A.Cardona, A.J.Kreiner, H.Somacal, V.I.Dimitrov, J.-Y.Zhang, F.Donau

Tilted Three-Quasiparticle Band in 123Xe

NUCLEAR REACTIONS 110Pd(18O, 5n), E=75 MeV; measured Eγ, Iγ, γγ-coin. 123Xe deduced high-spin levels, J, π, configurations, B(M1)/B(E2). Tilted-axis cranking. GASP array.

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2000SC17      J.Res.Natl.Inst.Stand.Technol. 105, 133 (2000)

R.Schwengner, H.Schnare, S.Frauendorf, F.Donau, L.Kaubler, H.Prade, E.Grosse, A.Jungclaus, K.P.Lieb, C.Lingk, S.Skoda, J.Eberth, G.de Angelis, A.Gadea, E.Farnea, D.R.Napoli, C.A.Ur, G.Lo Bianco

Magnetic Rotation in the A = 80 Region: M1 bands in heavy Rb isotopes

NUCLEAR REACTIONS 76Ge(11B, 3n), (11B, 4n), (11B, 5n), E=50 MeV; measured Eγ, Iγ, γγ-coin. 82,83,84Rb deduced high-spin levels, J, π, B(M1)/B(E2), configurations, magnetic dipole bands. GASP array. Tilted axis cranking analysis.

doi: 10.6028/jres.105.017
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2000SC34      Trans.Bulg.Nucl.Soc. 5, 136 (2000)

R.Schwengner, H.Schnare, C.Borcan, F.Donau, L.Kaubler

Particle Excitations and Rotational Modes in Nuclei with A ≈ 70 - 90

NUCLEAR STRUCTURE 73,79,83Br, 82,83,84,85Rb; analyzed levels, rotational bands, B(M1), B(E2), deformation. Nilsson-Strutinsky approach, tilted axis cranking.


2000ST29      Phys.Rev. C62, 054314 (2000)

E.A.Stefanova, R.Schwengner, J.Reif, H.Schnare, F.Donau, M.Wilhelm, A.Fitzler, S.Kasemann, P.von Brentano, W.Andrejtscheff

Influence of Neutron-Core Excitations on High-Spin States in 88Sr

NUCLEAR REACTIONS 80Se(11B, 2np), E=45 MeV; measured Eγ, Iγ, γγ-coin, DSA. 88Sr deduced high-spin levels, J, π, configurations, B(M1). Comparison with shell model calculations.

doi: 10.1103/PhysRevC.62.054314
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2000TH16      Phys.Scr. T88, 114 (2000)

S.Thummerer, B.Gebauer, H.G.Bohlen, W.von Oertzen, D.Bazzacco, S.M.Lenzi, A.Algora, G.de Angelis, A.Gadea, D.R.Napoli, C.Borcan, F.Donau, L.Kaubler, H.Schnare, R.Schwengner, I.Peter, C.Beck, C.Bhattacharya, M.Rousseau, R.Nouicer, J.Lisle

Spectroscopy of 44, 46Ti with the Binary Reaction Spectrometer and EUROBALL

NUCLEAR REACTIONS 24Mg(32S, X), E=163.5 MeV; measured Eγ, Iγ, γγ-, (fragment)γ-coin following compound nucleus binary decay. 44,46Ti deduced transitions. Euroball array, binary reaction trigger spectrometer.

doi: 10.1238/Physica.Topical.088a00114
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1999BO28      Eur.Phys.J. A 5, 243 (1999); Erratum Eur.Phys.J. A 6, 481 (1999)

C.Borcan, H.Schnare, R.Schwengner, L.Kaubler, H.G.Ortlepp, F.Donau, H.Grawe, M.Gorska, S.Skoda, J.Eberth, T.Hartlein, F.Kock, D.Pansegrau, M.Moszynski, D.Wolski, M.Weiszflog, A.Axelsson, D.R.Napoli, A.Gadea, R.Wadsworth, A.Wilson, W.Andrejtscheff

First Identification of Excited States in the N = Z Nucleus 70Br

NUCLEAR REACTIONS 58Ni(16O, 3np), E=95 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-, (neutron)γ-coin. 70Br deduced levels.

doi: 10.1007/s100500050281
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1999DO14      Phys.Rev.Lett. 83, 280 (1999)

F.Donau, D.Almehed, R.G.Nazmitdinov

Integral Representation of the Random-Phase Approximation Correlation Energy

NUCLEAR STRUCTURE 178W; calculated ground-state rotational band Routhian. Contour integral for RPA correlation energy.

doi: 10.1103/PhysRevLett.83.280
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1999DO26      Phys.Lett. 450B, 313 (1999)

F.Donau, J.-Y.Zhang, L.L.Riedinger

Restoration of the Broken D2-Symmetry in the Mean Field Description of Rotating Nuclei

NUCLEAR STRUCTURE 175Hf; calculated Routhians, B(M1), B(E2); deduced signature splitting mechanism, symmetry restoration. Tilted, principle axis cranking states.

doi: 10.1016/S0370-2693(99)00180-X
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1999SC14      Phys.Rev.Lett. 82, 4408 (1999)

H.Schnare, R.Schwengner, S.Frauendorf, F.Donau, L.Kaubler, H.Prade, A.Jungclaus, K.P.Lieb, C.Lingk, S.Skoda, J.Eberth, G.de Angelis, A.Gadea, E.Farnea, D.R.Napoli, C.A.Ur, G.Lo Bianco

First Evidence of Magnetic Rotation in the A = 80 Region

NUCLEAR REACTIONS 76Ge(11B, 5n), (11B, 3n), E=50 MeV; measured Eγ, Iγ, γγ-coin. 82,84Rb deduced high-spin levels, J, π, configurations, B(M1)/B(E2), magnetic rotation. Gasp array. Comparison with tilted-axis cranking calculations.

doi: 10.1103/PhysRevLett.82.4408
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1998DO12      Phys.Rev. C58, 872 (1998)

F.Donau

Canonical Form of Transition Matrix Elements

doi: 10.1103/PhysRevC.58.872
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1998WI20      Phys.Rev. C58, 721 (1998)

I.Wiedenhover, O.Vogel, H.Klein, A.Dewald, P.von Brentano, J.Gableske, R.Krucken, N.Nicolay, A.Gelberg, P.Petkov, A.Gizon, J.Gizon, D.Bazzacco, C.Rossi Alvarez, G.de Angelis, S.Lunardi, P.Pavan, D.R.Napoli, S.Frauendorf, F.Donau, R.V.F.Janssens, M.P.Carpenter

Detailed Angular Correlation Analysis with 4π Spectrometers: Spin determinations and multipolarity mixing measurements in 128Ba

NUCLEAR REACTIONS 96Zr(36S, 4n), E=150 MeV; measured Eγ, Iγ, γγ(θ). 128Ba deduced high-spin levels J, π, δ. Spectral expansion of DCO.

doi: 10.1103/PhysRevC.58.721
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1997VO12      Phys.Rev. C56, 1338 (1997)

O.Vogel, A.Dewald, P.von Brentano, J.Gableske, R.Krucken, N.Nicolay, A.Gelberg, P.Petkov, A.Gizon, J.Gizon, D.Bazzacco, C.Rossi Alvarez, S.Lunardi, P.Pavan, D.R.Napoli, S.Frauendorf, F.Donau

Lowest Four-Quasiparticle Magnetic Dipole Band in 128Ba

NUCLEAR REACTIONS 96Zr(36S, 4n), E=150 MeV; measured Eγ, Iγ, γγ-coin. 128Ba deduced high-spin levels, J, π, T1/2 for some levels, magnetic dipole band. Tilted axis cranking calculations.

doi: 10.1103/PhysRevC.56.1338
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1996DO22      Phys.Lett. 387B, 667 (1996)

F.Donau, S.Frauendorf, J.Meng

Can Hexadecapole Deformation Lead to ΔI = 2 Staggering in Superdeformed Bands ( Question )

doi: 10.1016/0370-2693(96)01119-7
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1996HA16      Phys.Lett. 374B, 277 (1996)

A.Harder, F.Donau, K.P.Lieb, R.A.Cunningham, W.Gelletly, C.J.Gross, F.Hannachi, M.K.Kabadiyski, H.A.Roth, D.Rudolph, J.Simpson, O.Skeppstedt, B.J.Varley, D.D.Warner

A New Type of Band Crossing at Large Deformation

NUCLEAR REACTIONS 40Ca(40Ca, 3p), E=128 MeV; measured γγγ-coin, DCO ratios. 77Rb deduced high-spin levels, J, π, moments of inertia, band structure, transition quadrupole moments, deformation features. Nilsson-Strutinsky type calculations.

doi: 10.1016/0370-2693(96)00184-0
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1995DO04      Nucl.Phys. A584, 241 (1995)

F.Donau, S.Frauendorf, O.Vogel, A.Gelberg, P.von Brentano

Tilted Four-Quasiparticle Bands in Even-Even Xe and Ba Nuclei

NUCLEAR STRUCTURE 122,126,128Ba, 126Xe; calculated levels, B(λ), ratios; deduced band structure. Cranked shell, tilted axis cranking models.

doi: 10.1016/0375-9474(94)00529-V
Citations: PlumX Metrics


1993JO12      J.Phys.(London) G19, L151 (1993)

R.Jolos, P.von Brentano, F.Donau

Barrier Penetration Effect on the Angular Momentum Dependence of the Parity Splitting in Actinide Nuclei

NUCLEAR STRUCTURE 224,226,228Th, 226Ra; calculated yrast band parity splitting. Octupole vibrations with axial symmetry, one-dimensional model, tunnelling effect.

doi: 10.1088/0954-3899/19/11/001
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1993SA34      Nucl.Phys. A565, 573 (1993)

W.Satula, R.Wyss, F.Donau

Band Crossings in Intruder Configurations of Odd-A Nuclei: A probe of the neutron-proton interaction ( Question )

NUCLEAR STRUCTURE 113,111Sb, 112Sn; calculated dynamical moments of inertia. 163Tm; calculated yrast-yrare interaction. Deformed mean field approach.

doi: 10.1016/0375-9474(93)90046-Z
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1993ZI03      Phys.Rev.Lett. 70, 2880 (1993)

A.Zilges, R.-D.Herzberg, P.von Brentano, F.Donau, R.D.Heil, R.V.Jolos, U.Kneissl, J.Margraf, H.H.Pitz, C.Wesselborg

First Identification of Dipole Excitations to a 2+ (x) 3- (x) Particle Multiplet in an Odd-A Nucleus

NUCLEAR REACTIONS 143Nd(γ, γ'), E ≤ 4 MeV bremsstrahlung; measured Eγ, Iγ. 143Nd deduced levels, transition γ-multipolarity, B(λ), configuration.

doi: 10.1103/PhysRevLett.70.2880
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1992DO04      Nucl.Phys. A539, 403 (1992)

F.Donau, K.W.Schmid, A.Faessler

Studies of the Generator Coordinate Method within the Complex VAMPIR Model

NUCLEAR STRUCTURE 28Si; calculated potential energy surface, hamiltonian expectation value vs mass quadrupole moment, levels. Variational methods, effective Hamiltonian, Hartree-Fock-Bogoliubov basis, generator coordinate method.

doi: 10.1016/0375-9474(92)90284-Q
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1992JA01      Phys.Rev. C45, 613 (1992)

V.P.Janzen, Z.-M.Liu, M.P.Carpenter, L.H.Courtney, H.-Q.Jin, A.J.Larabee, L.L.Riedinger, J.K.Johansson, D.G.Popescu, J.C.Waddington, S.Monaro, S.Pilotte, F.Donau

Prolate and Oblate Band Structures in Odd-Odd 186,188Au

NUCLEAR REACTIONS 171,173Yb(19F, 4n), E=93-94 MeV; measured γγ-coin, γ(θ), γγ(t), Iγ. 186,188Au deduced levels, J, π, T1/2, rotational bands, configurations, B(λ) ratios.

doi: 10.1103/PhysRevC.45.613
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1990LI03      Phys.Rev.Lett. 64, 29 (1990)

Y.Liang, R.Ma, E.S.Paul, N.Xu, D.B.Fossan, J.-Y.Zhang, F.Donau

Coexistence of Low-K Prolate and High-K Oblate πh11/2 Orbitals

NUCLEAR REACTIONS 110Cd(12C, 2np), E=60 MeV; measured γγ-coin, γ(θ). 119I deduced levels, J, π, B(λ) ratios, shape coexistence.

doi: 10.1103/PhysRevLett.64.29
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1990ZH12      Phys.Rev. C42, 1436 (1990)

J.-Y.Zhang, F.Donau, L.L.Riedinger

Dynamics of Band Crossings in the Yrast Bands of 184Pt and 186Pt

NUCLEAR STRUCTURE 184,186Pt; calculated levels; deduced triaxial shape fluctuation role in band crossing. Horizontal expansion method.

doi: 10.1103/PhysRevC.42.1436
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1989BE13      Phys.Rev.Lett. 62, 2448 (1989)

T.Bengtsson, R.A.Broglia, E.Vigezzi, F.Barranco, F.Donau, J.-Y.Zhang

Competition between Pairing-Assisted Tunneling and Single-Particle Alignment in the Decay of High-K Isomeric States

NUCLEAR STRUCTURE 182Os; calculated potential energy surface; analyzed isomer decay T1/2; deduced system tunneling role.

doi: 10.1103/PhysRevLett.62.2448
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1989WI22      Z.Phys. A334, 415 (1989)

G.Winter, J.Doring, F.Donau, L.Funke

Fast M1 Transitions in 85Rb

NUCLEAR REACTIONS 82Se(7Li, 4n), E=35 MeV; measured Eγ, Iγ, σ(Eγ, θ), γγ-coin, γ-ray linear polarization, DSA. 85Rb deduced levels, J, π, T1/2, B(λ), configuration. Enriched target, Ge detectors.


1988JA10      Phys.Rev.Lett. 61, 2073 (1988)

V.P.Janzen, M.P.Carpenter, L.L.Riedinger, W.Schmitz, S.Pilotte, S.Monaro, D.D.Rajnauth, J.K.Johansson, D.G.Popescu, J.C.Waddington, Y.S.Chen, F.Donau, P.B.Semmes

Evidence for a Low-Frequency πh9/2 Band Crossing in 185Pt and 183Ir

NUCLEAR REACTIONS 173Yb(16O, 4n), E=90 MeV; 168Er(19F, 4n), E=85 MeV; measured γγ-coin. 185Pt, 183Ir deduced levels, J, π, γ-branching, B(λ) ratio, band crossing. Cranked shell model.

NUCLEAR STRUCTURE 185Pt, 183Ir; calculated levels, B(λ). Cranked shell model.

doi: 10.1103/PhysRevLett.61.2073
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1988KO16      Nucl.Phys. A485, 31 (1988)

L.G.Kostova, W.Andrejtscheff, L.K.Kostov, F.Donau, L.Kaubler, H.Prade, H.Rotter

Shape Coexistence and Three-Quasiparticle Excitations in 123,125I

NUCLEAR REACTIONS 121,123Sb(α, 2n), E=27 MeV; measured E(γ), I(γ), αγ(t). 123,125I deduced levels T1/2, B(λ). Enriched targets, Ge detectors. Generalized centroid-shift analysis, core-quasiparticle coupling model calculations.

doi: 10.1016/0375-9474(88)90520-9
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1987DO11      Nucl.Phys. A471, 469 (1987)

F.Donau

Electromagnetic Radiation of Rotating Nuclei

NUCLEAR STRUCTURE 165Lu; calculated B(M1). Rotor plus particle coupling model.

doi: 10.1016/0375-9474(87)90094-7
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1983FU01      Phys.Lett. 120B, 301 (1983)

L.Funke, F.Donau, J.Doring, P.Kemnitz, E.Will, G.Winter, L.Hildingsson, A.Johnson, Th.Lindblad

Shape Change and Fast M1 Transitions in 81Kr

NUCLEAR REACTIONS 80Se(α, 3n), E=35-48 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), linear polarization, σ(Eγ, E), DSA. 81Kr deduced levels, J, π, B(M1), γ-branching, band crossing, shape change. Enriched Se foil target.

doi: 10.1016/0370-2693(83)90449-5
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1981DO05      J.Phys.(London) G7, 1379 (1981)

F.Donau, J.Hattula, H.Helppi, A.Luukko, M.Jaaskelainen

How to Describe Low-Lying Bands in Odd-A Transitional Xenon Nuclei

NUCLEAR STRUCTURE 123,125,127,129Xe; calculated levels, band structure. Core-quasiparticle model.

doi: 10.1088/0305-4616/7/10/015
Citations: PlumX Metrics


1981HE04      Nucl.Phys. A357, 333 (1981)

H.Helppi, J.Hattula, A.Luukko, M.Jaaskelainen, F.Donau

In-Beam Study of 127,129Xe and Collective Description of the Level Structures in Odd-A Xe Nuclei

NUCLEAR REACTIONS 126Te(3He, 2n), 128,130Te(3He, 4n), E=20-27 MeV; 126Te(α, n), E=18 MeV; measured Eγ, Iγ(θ), γγ-coin, γ(t), I(ce). 127,129Xe deduced levels, J, π, T1/2, ICC, δ(E2/M1). Enriched targets.

NUCLEAR STRUCTURE 123,125,127,129Xe; calculated levels, band structure. Triaxial rotor, core plus quasiparticle model calculations.

doi: 10.1016/0375-9474(81)90225-6
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1981KA10      Z.Phys. A299, 251 (1981)

L.Kaubler, H.Prade, F.Donau, U.Hagemann, F.Stary, K.-G.Rensfelt

Deformation Dependence of Magnetic Moments in the Odd Transitional Nuclei 117-125Te

NUCLEAR REACTIONS 115,119Sn(α, 2n), E=27 MeV; measured γ(θ, H, t). 117,121Te levels deduced μ, T1/2. Nilsson, soft rotor Coriolis, core-particle coupling models.

NUCLEAR STRUCTURE 119,123,125Te; calculated μ. Nilsson, soft rotor Coriolis, core-particle coupling models.


1981KA35      Hyperfine Interactions 9, 81 (1981)

L.Kaubler, H.Prade, F.Donau, U.Hagemann, J.Huller, F.Stary

Magnetic Moments of 5/2+[402] and 7/2+[404] Band Heads in the Transitional Nuclei 117,121Te

NUCLEAR REACTIONS 115,119Sn(α, 2n), E=27 MeV; measured γ(θ, H, t). 117,121Te level deduced μ. Nilsson, Coriolis, core-particle coupling models.


1981LU01      Nucl.Phys. A357, 319 (1981)

A.Luukko, J.Hattula, H.Helppi, O.Knuuttila, F.Donau

Level Structure in 123Xe

NUCLEAR REACTIONS 122Te(3He, 2n), 123Te(3He, 3n), E=14-27 MeV; measured Eγ, Iγ(θ), γγ-coin, γ(t), I(ce). 123Xe deduced levels, J, π, T1/2, ICC, δ(E2/M1). Enriched targets.

doi: 10.1016/0375-9474(81)90224-4
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1980DR07      Nucl.Phys. A341, 98 (1980)

C.Droste, D.Chlebowska, J.Dobaczewski, F.Donau, A.Kerek, G.Leander, J.Srebrny, W.Walus

Collective Quadrupole Dynamics and the Band Structure of the Nucleus 127Cs

NUCLEAR REACTIONS 127I(α, 4n), E=43-51 MeV; measured Eγ, Iγ, γγ-coin, σ(E, Eγ, θ), αγ(t). 127Cs deduced levels, μ, J, π, T1/2, B(λ), δ. Ge(Li) detectors. Core-particle coupling model calculations, soft, rigid, triaxial core.

doi: 10.1016/0375-9474(80)90364-4
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1979DO15      Z.Phys. A293, 31 (1979)

F.Donau, U.Hagemann

Core-Particle Coupling and Polarization Effects

NUCLEAR STRUCTURE 123I; calculated band structure, M1, E2 decay properties. Core-particle coupling model, polarization effects.


1977DO13      Phys.Lett. 71B, 263(1977)

F.Donau, S.Frauendorf

Description of Odd Transitional Nuclei in Terms of Core-Quasiparticle Models

NUCLEAR STRUCTURE 191Pt; calculated levels.

doi: 10.1016/0370-2693(77)90210-6
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1977KE18      Nucl.Phys. A293, 314 (1977)

P.Kemnitz, F.Donau, L.Funke, H.Strusny, D.Venos, E.Will, G.Winter, J.Meyer-Ter-Vehn

Investigation of i13/2 Excitations in 197Hg and 191Pt

NUCLEAR REACTIONS 195Pt(α, 2n), 189Os(α, 2n), E=23-27 MeV; 191Ir(d, 2n), E=13 MeV; 191Ir(p, n), E=10 MeV; measured σ(Eα, Eγ, θ), Eγ, Iγ, γγ-coin, αγ(t), E(ce), I(ce). 197Hg, 191Pt deduced levels, J, π.

doi: 10.1016/0375-9474(77)90101-4
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1977WI11      Nucl.Phys. A291, 401 (1977)

G.Winter, F.Donau, L.Funke, P.Kemnitz, E.Will

Proton-Neutron Excitations in the High-Spin States of 95Tc

NUCLEAR REACTIONS 93Nb(α, 2n), E=23-27 MeV; measured Eγ, Iγ, I(ce), σ(E, Eγ, θ(γ)), γγ-coin. 95Tc deduced levels, J, π, ICC. Ge(Li), Si(Li) detectors.

doi: 10.1016/0375-9474(77)90328-1
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1976DO01      Nucl.Phys. A256, 27 (1976)

F.Donau, U.Hagemann

Band Structures in 107Cd in the Light of the Core Plus Particle Model

NUCLEAR STRUCTURE 107Cd; calculated quadrupole moment, bands, B(E2) in core+particle model.

doi: 10.1016/0375-9474(76)90093-2
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1976HA67      Nukleonika 21, 817 (1976)

U.Hagemann, F.Donau

Band Structures and Particle Vibration Coupling in the Z = 50 Region

NUCLEAR STRUCTURE 107Cd, 101,103,105Pd; calculated levels.


1975FR10      Nucl.Phys. A243, 9 (1975)

W.D.Fromm, H.F.Brinckmann, F.Donau, C.Heiser, F.R.May, V.V.Pashkevich, H.Rotter

Level Structure in 117Sb Investigated in the Decay of the Isomeric Three-Quasiparticle State

NUCLEAR REACTIONS 115In(α, 2nγ), E=21, 23, 25, 27 MeV; 117Sn(d, 2nγ), E=13.5 MeV; 117Sn(p, nγ), E=6.7 MeV; measured Eγ, Iγ, γ(θ), γ(t), γγ-coin, γ(θ, H, t), E(ce), I(ce); deduced ICC. 117Sb deduced levels, J, π, T1/2, μ. Enriched targets, Ge(Li), Si(Li) detectors.

doi: 10.1016/0375-9474(75)90018-4
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1975HA49      Phys.Lett. 59B, 321 (1975)

U.Hagemann, F.Donau

Pairing Factor and Band Structures in Odd-A Pd Nuclei

NUCLEAR STRUCTURE 101,103,105Pd; calculated band structures.

doi: 10.1016/0370-2693(75)90082-9
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1974DZ08      Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 2059 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.10, 39 (1974)

R.V.Dzholos, F.Donau, V.G.Kartavenko, D.Janssen

Properties of Collective States in Transitional Sm and Gd Isotopes

NUCLEAR STRUCTURE 150,152Sm, 152Gd; calculated B(E2) ratios.


1974JA13      Nucl.Phys. A224, 93 (1974)

D.Janssen, R.V.Jolos, F.Donau

An Algebraic Treatment of the Nuclear Quadrupole Degree of Freedom

NUCLEAR STRUCTURE 152Gd, 150,152Sm; calculated B(E2) ratios.

doi: 10.1016/0375-9474(74)90165-1
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1973DO08      Nucl.Phys. A209, 109 (1973)

F.Donau, D.Janssen

Boson Description of Collective States (II). Description of Odd Vibrational Nuclei

NUCLEAR STRUCTURE 117Sn; calculated levels, Boson description.

doi: 10.1016/0375-9474(73)90055-9
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1966GE10      Nucl.Phys. 85, 431 (1966)

H.U.Gersch, F.Donau

M1 Transitions in the 35Cl(n, γ)36Cl Reaction

NUCLEAR STRUCTURE 36Cl; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(66)90633-X
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1963AL08      Phys.Letters 4, 302 (1963)

K.F.Alexander, H.F.Brinckmann, F.Donau, M.R.Kissener

Zur Isomerie des In116

NUCLEAR STRUCTURE 116In; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-9163(63)90610-3
Citations: PlumX Metrics

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