NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = N.Tsoneva Found 42 matches. 2023IS05 Phys.Rev. C 108, L051301 (2023) J.Isaak, D.Savran, N.Pietralla, N.Tsoneva, A.Zilges, K.Eberhardt, C.Geppert, C.Gorges, H.Lenske, D.Renisch Direct demonstration of the two-phonon structure of the Jnullp = 1-4742keV
doi: 10.1103/PhysRevC.108.L051301
2022SH39 Phys.Rev. C 106, 044326 (2022) T.Shizuma, S.Endo, A.Kimura, R.Massarczyk, R.Schwengner, R.Beyer, T.Hensel, H.Hoffmann, A.Junghans, K.Romer, S.Turkat, A.Wagner, N.Tsoneva Low-lying dipole strength distribution in 204Pb NUCLEAR REACTIONS 204Pb(γ, γ'), E<10.5 MeV; measured Eγ, Iγ; deduced levels, J, branching ratios, average branching ratios, integrated scattering σ(E), photoabsorption σ(E), B(E1) strength distribution. Comparison to other experimental results and self-consistent energy density-functional theory+three-phonon quasiparticle-phonon model (EDF+QPM) calculations. Bremsstrahlung facility γELBE of the Helmholtz-Zentrum Dresden-Rossendorf.
doi: 10.1103/PhysRevC.106.044326
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
2020SO26 Commun. Phys. 11, 3242 (2020) P.-A.Soderstrom, L.Capponi, E.Aciksoz, T.Otsuka, N.Tsoneva, Y.Tsunoda, D.L.Balabanski, N.Pietralla, G.L.Guardo, D.Lattuada, H.Lenske, C.Matei, D.Nichita, A.Pappalardo, T.Petruse Electromagnetic character of the competitive γγ/γ-decay from 137mBa RADIOACTIVITY 137Cs(β-), 137Ba(IT); measured decay products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies, widths and nuclear static dipole polarisabilities, angular correlation of the two photons emitted in the double-γ decay, Energy-sharing distribution for the two photons in the double-γ decay, an improved value on the double-photon versus single-photon branching ratio. Comparison with calculations. CeBr3 detectors from ELIGANT, the ELI Gamma Above Neutron Threshold (ELIGANT) detector system.
doi: 10.1038/s41467-020-16787-4
2020SP05 Phys.Rev.Lett. 125, 102503 (2020) M.Spieker, A.Heusler, B.A.Brown, T.Faestermann, R.Hertenberger, G.Potel, M.Scheck, N.Tsoneva, M.Weinert, H.-F.Wirth, A.Zilges Accessing the Single-Particle Structure of the Pygmy Dipole Resonance in 208Pb NUCLEAR REACTIONS 207Pb(d, p), E=22 MeV; measured reaction products, Ep, Ip; deduced σ(θ), B(E1), transition densities, Pygmy Dipole Resonance. Comparison with large-scale shell model calculations.
doi: 10.1103/PhysRevLett.125.102503
2019LE20 Eur.Phys.J. A 55, 238 (2019) Dissolution of shell structures and the polarizability of dripline nuclei
doi: 10.1140/epja/i2019-12811-6
2019TS06 Nucl.Phys. A990, 183 (2019) N.Tsoneva, M.Spieker, H.Lenske, A.Zilges Fine structure of the pygmy quadrupole resonance in 112, 114Sn
doi: 10.1016/j.nuclphysa.2019.07.008
2017TO16 Phys.Lett. B 773, 20 (2017) A.P.Tonchev, N.Tsoneva, C.Bhatia, C.W.Arnold, S.Goriely, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, J.Piekarewicz, R.Raut, G.Rusev, T.Shizuma, W.Tornow Pygmy and core polarization dipole modes in 206Pb: Connecting nuclear structure to stellar nucleosynthesis NUCLEAR REACTIONS 208Pb(γ, γ'), E=4.9-8.1 MeV; analyzed available data; deduced a range for the neutron-skin thickness of and a corresponding range for the slope of the symmetry energy, Maxwellian-averaged radiative σ.
doi: 10.1016/j.physletb.2017.07.062
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
2016SP01 Phys.Lett. B 752, 102 (2016) M.Spieker, N.Tsoneva, V.Derya, J.Endres, D.Savran, M.N.Harakeh, S.Harissopulos, R.-D.Herzberg, A.Lagoyannis, H.Lenske, N.Pietralla, L.Popescu, M.Scheck, F.Schluter, K.Sonnabend, V.I.Stoica, H.J.Wortche, A.Zilges The pygmy quadrupole resonance and neutron-skin modes in 124Sn NUCLEAR REACTIONS 124Sn(α, α'), E=34 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), B(E2), pygmy quadrupole resonance. Comparison with quasiparticle random-phase approximation calculations.
doi: 10.1016/j.physletb.2015.11.004
2015KR04 Phys.Rev. C 91, 044328 (2015) Krishichayan, M.Bhike, W.Tornow, G.Rusev, A.P.Tonchev, N.Tsoneva, H.Lenske Polarized photon scattering off 52Cr Determining the parity of J=1 states NUCLEAR REACTIONS 52Cr(polarized γ, γ'), E=5.21, 5.56, 6.40, 6.50, 7.00, 7.08, 7.19, 7.40, 7.51, 7.74, 7.89, 8.02, 8.11, 8.20, 8.75, 8.95, 9.15, 9.25, 9.36, 9.45 MeV; measured Eγ, Iγ, linear polarization using High Intensity γ-Ray Source (HIγS) facility of TUNL. 52Cr; deduced levels, J, π, B(M1), B(E1), E1 and M1 strength functions, spin-flip M1 resonance structure around 9.1 MeV, fragmentation pattern of the dipole strength below and around the neutron emission threshold, new mode of excitation related to pygmy dipole resonance (PDR). Comparison with calculations using three-phonon quasiparticle phonon model (QPM) with self-consistent energy-density functional theory.
doi: 10.1103/PhysRevC.91.044328
2015PE08 Phys.Rev. C 92, 014330 (2015) L.Pellegri, A.Bracco, N.Tsoneva, R.Avigo, G.Benzoni, N.Blasi, S.Bottoni, F.Camera, S.Ceruti, F.C.L.Crespi, A.Giaz, S.Leoni, H.Lenske, B.Million, A.I.Morales, R.Nicolini, O.Wieland, D.Bazzacco, P.Bednarczyk, B.Birkenbach, M.Ciemala, G.de Angelis, E.Farnea, A.Gadea, A.Gorgen, A.Gottardo, J.Grebosz, R.Isocrate, M.Kmiecik, M.Krzysiek, S.Lunardi, A.Maj, K.Mazurek, D.Mengoni, C.Michelagnoli, D.R.Napoli, F.Recchia, B.Siebeck, S.Siem, C.Ur, J.J.Valiente-Dobon Multitude of 2+ discrete states in 124Sn observed via the (17O, 17O' γ) reaction: Evidence for pygmy quadrupole states NUCLEAR REACTIONS 124Sn(17O, 17O'), E=340 MeV; measured Eγ, Iγ, γ(θ), particle spectra, (17O)γ-coin, inelastic scattering σ using the AGATA array at Tandem-ALPI accelerator complex of INFN-LNL facility. 124Sn; deduced levels, J, π, multipolarity, B(E2) for 2+ states, sum rule strength for the ISGQR. DWBA analysis. Comparison with self-consistent density functional theory and extended QRPA approach describing 2+ states as pygmy quadrupole resonances.
doi: 10.1103/PhysRevC.92.014330
2015TS01 Phys.Rev. C 91, 044318 (2015) N.Tsoneva, S.Goriely, H.Lenske, R.Schwengner Pygmy resonances and radiative nucleon captures for stellar nucleosynthesis NUCLEAR REACTIONS 86Kr, 88Sr, 90Zr, 92Mo(γ, X), E=4-11 MeV; calculated dipole photoabsorption σ(E), B(E1); 85Kr, 87Sr, 89Y, 91Mo(n, γ), E=0.001-10 MeV; calculated capture σ(E), partial capture σ(E) to a compound nuclear state, Maxwellian-averaged cross sections. 89Zr, 91Mo(n, γ), E=0.001-10 MeV; 89Y(p, γ), E=1.6-6 MeV; predicted theoretical σ(E). Self-consistent energy density functional (EDF)+quasiparticle-random phase-approximation (QRPA) with and without pygmy dipole resonances (PDR), three-phonon EDF+quasiparticle-phonon-model (QPM), Hartree Fock Bogoliubov (HFB)+QRPA calculations based on BSk7 force and implemented in statistical reaction model TALYS code to assess contribution of PDR to radiative capture cross sections. Comparison with experimental data.
doi: 10.1103/PhysRevC.91.044318
2014OZ03 Phys.Rev. C 90, 024304 (2014) B.Ozel-Tashenov, J.Enders, H.Lenske, A.M.Krumbholz, E.Litvinova, P.von Neumann-Cosel, I.Poltoratska, A.Richter, G.Rusev, D.Savran, N.Tsoneva Low-energy dipole strength in 112, 120Sn NUCLEAR REACTIONS 112Sn(γ, γ'), E(endpoint)=5.5, 7.5, 9.5 MeV bremsstrahlung; 120Sn(γ, γ'), E(endpoint)=7.5, 9.1 MeV bremsstrahlung; measured Eγ, Iγ, γ(θ) using S-DALINAC NRF facility at the TU Darmstadt. 112,120Sn; deduced levels, Γ02/Γ, B(E1), summed B(E1) strengths. Fluctuation analysis of γ spectra for unresolved strength. Comparison with quasiparticle-phonon model, and relativistic time blocking approximations (RQTBA), and previous experimental results.
doi: 10.1103/PhysRevC.90.024304
2013RA23 Phys.Rev.Lett. 111, 112501 (2013) R.Raut, A.P.Tonchev, G.Rusev, W.Tornow, C.Iliadis, M.Lugaro, J.Buntain, S.Goriely, J.H.Kelley, R.Schwengner, A.Banu, N.Tsoneva Cross-Section Measurements of the 86Kr(γ, n) Reaction to Probe the s-Process Branching at 85Kr NUCLEAR REACTIONS 86Kr, 197Au(γ, n), E<9.86-13 MeV; measured reaction products, Eγ, Iγ; deduced σ for direct and inverse reactions, 82,86Kr isotopic ratios. Comparison with HFB+QRPA calculations, TALYS code.
doi: 10.1103/PhysRevLett.111.112501
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
2013SC03 Phys.Rev. C 87, 024306 (2013) R.Schwengner, R.Massarczyk, G.Rusev, N.Tsoneva, D.Bemmerer, R.Beyer, R.Hannaske, A.R.Junghans, J.H.Kelley, E.Kwan, H.Lenske, M.Marta, R.Raut, K.D.Schilling, A.Tonchev, W.Tornow, A.Wagner Pygmy dipole strength in 86Kr and systematics of N=50 isotones NUCLEAR REACTIONS 86Kr(γ, γ'), (polarized γ, γ'), E<11.2 MeV; measured Eγ, Iγ, γγ(θ), widths, azimuthal asymmetry, integrated σ. ELBE accelerator facility at HZDR, and HIγS facility at TUNL. 86Kr; deduced levels, PDR, J, π, branching ratios, photoabsorption σ(E), energy-weighted sums of photoabsorption σ. Comparison of photoabsorption σ with that from (γ, n) reaction. NUCLEAR STRUCTURE 86Kr, 88Sr, 90Zr, 92Mo; calculated neutron skin thickness, B(E1), proton and neutron transition densities using QRPA calculations. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.87.024306
2012TS07 J.Phys.:Conf.Ser. 366, 012043 (2012) Investigations of Skin Nuclei in a Density Functional Approach NUCLEAR STRUCTURE 112,120Sn; calculated B(E1) vs E* using QRPA and two- and three-phonon QPM. 104,108,112,116,120,124,132,134Sn; calculated main proton and main neutron 2QP components of the 2+2 states vs mass, sum of B(E2) vs mass using QRPA. Some calculations compared to data.
doi: 10.1088/1742-6596/366/1/012043
2011LE06 Prog.Part.Nucl.Phys. 66, 368 (2011) H.Lenske, S.E.A.Orrigo, N.Tsoneva Density functional theory for reactions of astrophysical interest NUCLEAR STRUCTURE 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Sn; calculated electric dipole strength distributions, B(E1), nuclear skin thickness. QRPA results. NUCLEAR REACTIONS 138Ba(γ, X), E<9 mEV; calculated photo-absorption σ. QRPA results.
doi: 10.1016/j.ppnp.2011.01.036
2011TO17 J.Phys.:Conf.Ser. 312, 092058 (2011) A.P.Tonchev, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, R.Raut, G.Rusev, W.Tornow, N.Tsoneva Coarse and Fine Structure of the Pygmy Dipole Resonance NUCLEAR REACTIONS 138Ba(polarized γ, γ), (polarized γ, γ'), E=5.4, 7.2, 8.5 MeV; measured Eγ, Iγ(θ) using HPGe with nuclear resonance fluorescence; deduced σ, M1, E1 asymmetry, GDR, PDR photoabsorption σ, E1 ground-state γ transition strength, resonant-shape; calculated E1, M1 γ transition strength distribution using QPM.
doi: 10.1088/1742-6596/312/9/092058
2010TO01 Phys.Rev.Lett. 104, 072501 (2010) A.P.Tonchev, S.L.Hammond, J.H.Kelley, E.Kwan, H.Lenske, G.Rusev, W.Tornow, N.Tsoneva Spectral Structure of the Pygmy Dipole Resonance NUCLEAR REACTIONS 138Ba(γ, γ), (γ, γ'), E ≈ below one-neutron separation energy; measured Eγ, Iγ; deduced σ, energy levels, B(E1), B(M1). Comparison with QPM calculations.
doi: 10.1103/PhysRevLett.104.072501
2008SC20 Phys.Rev. C 78, 064314 (2008) R.Schwengner, G.Rusev, N.Tsoneva, N.Benouaret, R.Beyer, M.Erhard, E.Grosse, A.R.Junghans, J.Klug, K.Kosev, H.Lenske, C.Nair, K.D.Schilling, A.Wagner Pygmy dipole strength in 90Zr NUCLEAR REACTIONS 90Zr(γ, γ'), E=7.9, 9.0, 13.2 MeV; measured Eγ, Iγ.σ, angular distributions, widths; deduced levels, J, π. Comparisons with calculations for 88Sr, 90Zr.
doi: 10.1103/PhysRevC.78.064314
2008TS01 Phys.Rev. C 77, 024321 (2008) Pygmy dipole resonances in the tin region NUCLEAR STRUCTURE 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Sn; calculated nucleon densities, B(E1), energy of first 1- state, configurations, pygmy-dipole resonance strengths, dipole transition densities, dipole energies, cross sections.
doi: 10.1103/PhysRevC.77.024321
2008TS02 J.Phys.(London) G35, 014047 (2008) Low-energy dipole excitations in nuclei at the N = 50, 82 and Z = 50 shell closures as signatures for a neutron skin NUCLEAR STRUCTURE 88Sr, 90Zr, 100,102,106,108,110,112,122,132Sn, 136Xe, 138Ba, 140Ce, 142Nd, 144Sm; Z=50; N=50, 82; calculated one-phonon dipole transition densities, total PDR strength. Hartree-Fock-Bogoljubov (HFB) and quasiparticle-phonon model (QPM).
doi: 10.1088/0954-3899/35/1/014047
2007LE13 Prog.Part.Nucl.Phys. 59, 114 (2007) H.Lenske, U.Badarch, P.Konrad, S.E.A.Orrigo, N.Tsoneva Density functional theory for nuclei and hypernuclei
doi: 10.1016/j.ppnp.2006.12.004
2007TS06 Prog.Part.Nucl.Phys. 59, 317 (2007) Pygmy dipole resonance in exotic nuclei NUCLEAR STRUCTURE Sn;N=82; calculated one-phonon dipole transition densities and total PDR strength using a method incorporating both HFB and multi-phonon QPM theory.
doi: 10.1016/j.ppnp.2006.12.030
2006VO11 Nucl.Phys. A779, 1 (2006) S.Volz, N.Tsoneva, M.Babilon, M.Elvers, J.Hasper, R.-D.Herzberg, H.Lenske, K.Lindenberg, D.Savran, A.Zilges The photoresponse of stable N = 82 nuclei below 10 MeV NUCLEAR REACTIONS 138Ba(γ, γ'), E=9.2 MeV bremsstrahlung; 140Ce, 142Nd, 144Sm(γ, γ'), E=7.6, 9.9 MeV bremsstrahlung; measured Eγ, Iγ. 138Ba, 140Ce, 142Nd, 144Sm deduced dipole transition energies, B(E1). Comparison with quasiparticle-phonon model predictions.
doi: 10.1016/j.nuclphysa.2006.08.012
2004LE17 Prog.Part.Nucl.Phys. 53, 153 (2004) Correlation dynamics in dripline nuclei
doi: 10.1016/j.ppnp.2004.02.020
2004SC39 Phys.Rev. C 70, 044319 (2004) M.Scheck, H.von Garrel, N.Tsoneva, D.Belic, P.von Brentano, C.Fransen, A.Gade, J.Jolie, U.Kneissl, C.Kohstall, A.Linnemann, A.Nord, N.Pietralla, H.H.Pitz, F.Stedile, C.Stoyanov, V.Werner Dipole strength distributions in the stable Ba isotopes 134-138Ba: A study in the mass region of a nuclear shape transition NUCLEAR REACTIONS 135,137Ba(γ, γ'), E=2.5, 3.1, 4.1 MeV bremsstrahlung; measured Eγ, Iγ. 135,137Ba deduced level energies, widths, branching ratios, dipole strength distributions. Comparison with quasiparticle-phonon model predictions.
doi: 10.1103/PhysRevC.70.044319
2004TS02 Nucl.Phys. A731, 273 (2004) N.Tsoneva, H.Lenske, Ch.Stoyanov Pygmy Dipole Resonances as a Manifestation of the Structure of the Neutron-Rich Nuclei NUCLEAR STRUCTURE 120,122,124,126,128,130Sn; calculated level energies, B(E1), B(E2), B(E3), pygmy dipole resonance features.
doi: 10.1016/j.nuclphysa.2003.11.038
2004TS03 Phys.Lett. B 586, 213 (2004) N.Tsoneva, H.Lenske, Ch.Stoyanov Probing the nuclear neutron skin by low-energy dipole modes NUCLEAR STRUCTURE 120,122,124,126,128,130,132Sn; calculated level energies, transitions B(Eλ), pygmy dipole resonance features; deduced dependence on neutron skin thickness.
doi: 10.1016/j.physletb.2004.02.024
2001BA03 Nucl.Phys. A679, 373 (2001) V.Baran, M.Cabibbo, M.Colonna, M.Di Toro, N.Tsoneva The Dynamical Dipole Mode in Dissipative Heavy-Ion Collisions NUCLEAR REACTIONS 100Mo(40Ca, X), E=4 MeV/nucleon; calculated γ-spectra from compound nucleus decay. 98Mo(16O, X), E=4, 8, 14, 20 MeV/nucleon; 64Ni(50Cr, X), E=3.5-5.5 MeV/nucleon; calculated density, dipole phonon time evolution, γ-spectra, related features; deduced role of GDR, energy and mass asymmetry effects. Comparisons with data.
doi: 10.1016/S0375-9474(00)00365-1
2001BE69 Yad.Fiz. 64, No 11, 1987 (2001); Phys.Atomic Nuclei 64, 1901 (2001) A.G.Belov, Yu.P.Gangrsky, L.M.Melnikova, V.Yu.Ponomarev, N.Tsoneva, Ch.Stoyanov, A.Tonchev, N.Balabanov Excitation of Isomeric 1h11/2 States in Nuclear Reactions Induced by γ Rays and Neutrons and in Beta Decay NUCLEAR REACTIONS 134Xe, 136Ba, 138Ce(n, γ), E ≈ 6.5-7.5 MeV; 136Xe, 138Ba, 140Ce, 142Nd, 144Sm(γ, n), E ≈ 3.5-6.1 MeV; measured activation yields, isomeric ratios. Comparison with model predictions. RADIOACTIVITY 139Pr, 141Pm, 143Eu(β+); measured Eγ, Iγ. 139Ce, 141Nd, 143Sm; deduced probability for isomer population.
doi: 10.1134/1.1423740
2001DI10 Nucl.Phys. A687, 72c (2001) M.Di Toro, V.Baran, M.Cabibbo, M.Colonna, N.Tsoneva The Dynamical Dipole Mode NUCLEAR REACTIONS 98Mo(16O, X), E=4-20 MeV/nucleon; 64Ni(50Cr, X), E=3.4, 5.5 MeV/nucleon; calculated phase space trajectory of entrance channel dipole, time evolution of dipole γ-rays, γ spectra, GDR features. Transport equations, pre-equilibrium GDR.
doi: 10.1016/S0375-9474(01)00603-0
2001ST21 Yad.Fiz. 64, No 6, 1223 (2001); Phys.Atomic Nuclei 64, 1147 (2001) Ch.Stoyanov, N.Lo Iudice, N.Tsoneva, M.Grinberg Properties of the Low-Lying Excited States in Even-Even Nuclei Around the Closed Shell N = 82 NUCLEAR STRUCTURE 136Ba, 144Nd; calculated levels, J, π, B(E2), B(M1). Quasiparticle phonon model.
doi: 10.1134/1.1383632
2000DI20 Fiz.Elem.Chastits At.Yadra 31, 875 (2000); Phys.Part.Nucl. 31, 433 (2000) M.Di Toro, V.Baran, M.Cabibbo, M.Colonna, A.B.Larionov, N.Tsoneva The Nuclear Giant Dipole Resonance under Extreme Conditions NUCLEAR STRUCTURE 208Pb; calculated GDR centroid, width vs temperature. 140Sm, 208Pb; calculated γ spectra from GDR deexcitation. NUCLEAR REACTIONS 98Mo(16O, X), E=4-20 MeV/nucleon; 64Ni(50Cr, X), E=3.5, 5.5 MeV/nucleon; calculated compound nucleus dipole moment, mass density time evolution.
2000TS01 Phys.Rev. C61, 044303 (2000) N.Tsoneva, Ch.Stoyanov, Yu.P.Gangrsky, V.Yu.Ponomarev, N.P.Balabanov, A.P.Tonchev Population of Isomers in the Decay of the Giant Dipole Resonance NUCLEAR REACTIONS 138Ba, 140Ce, 142Nd, 144Sm(γ, n), E=10-26 MeV bremsstrahlung; measured σ, isomeric ratios. Comparison with quasiparticle-phonon model calculations.
doi: 10.1103/PhysRevC.61.044303
1999DI18 Acta Phys.Pol. B30, 1331 (1999) M.Di Toro, V.Baran, M.Cabibbo, M.Colonna, A.B.Larionov, S.Maccarone, N.Tsoneva The Giant Dipole Resonance as a Probe of Nuclear Structure Under Extreme Conditions
1999ST13 Nucl.Phys. A649, 93c (1999) Ch.Stoyanov, V.Yu.Ponomarev, N.Tsoneva, M.Grinberg The Influence of the GDR on the Low-Energy E1 Transitions in Spherical Nuclei NUCLEAR STRUCTURE 120Sn, 144Sm, 144Nd; calculated hindered transitions B(E1); deduced two-phonon, GDR components. Comparison with data.
doi: 10.1016/S0375-9474(99)00045-7
1998GR23 Fiz.Elem.Chastits At.Yadra 29, 1456 (1998); Phys.Part.Nucl. 29, 606 (1998) M.Grinberg, Ch.Stoyanov, N.Tsoneva Interplay of Collective and Noncollective Modes at Low Excitation Energy in Spherical Nuclei NUCLEAR STRUCTURE 144Nd, 144,146Sm, 124Te; calculated levels, J, π; deduced configurations. 138Ba, 140Ce, 142,144Nd, 144,146Sm, 124Te; calculated B(λ). 144Nd, 146Sm, 124Te; calculated transitions δ. Quasiparticle phonon model.
1998PO07 Nucl.Phys. A635, 470 (1998) V.Yu.Ponomarev, Ch.Stoyanov, N.Tsoneva, M.Grinberg Boson Forbidden Low-Energy E1-Transitions in Spherical Nuclei NUCLEAR STRUCTURE 120Sn, 144Sm, 144Nd; calculated transitions B(E1); deduced core dipole polarization effects. Quasiparticle phonon model.
doi: 10.1016/S0375-9474(98)00187-0
1998TS05 Yad.Fiz. 61, No 5, 816 (1998); Phys.Atomic Nuclei 61, 734 (1998) N.Tsoneva, A.I.Vdovin, Ch.Stoyanov, M.Grinberg Magnetic Polarization and Two-Phonon States NUCLEAR STRUCTURE 142Ce, 144Sm; calculated two-phonon states wave functions, B(M2); deduced magnetic core polarization effect.
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