NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = A.Levon Found 70 matches. 2024MA02 Eur.Phys.J. A 60, 6 (2024) A.G.Magner, A.I.Sanzhur, S.N.Fedotkin, A.I.Levon, U.V.Grygoriev, S.Shlomo Pairing correlations within the micro-macroscopic approach for the level density NUCLEAR STRUCTURE 40,48Ca, 52,54Fe, 56Ni, 115Sn, 144Sm, 208Pb; calculated level densities for low-energy states within the microscopic-macroscopic approach (MMA). Comparison with available data.
doi: 10.1140/epja/s10050-023-01222-1
2023MA40 Iader.Fiz.Enerh. 24, 175 (2023) A.G.Magner, A.I.Sanzhur, S.N.Fedotkin, A.I.Levon, U.V.Grygoriev, S.Shlomo Nuclear level density in the statistical semiclassical micro-macroscopic approach NUCLEAR STRUCTURE 140,142,145Nd, 144,150Sm, 166Ho, 208Pb, 230Th, 240Pu; analyzed available data; deduced level density parameters using Least Mean-Square (LMS) fit.
doi: 10.15407/jnpae2023.03.175
2022MA14 Nucl.Phys. A1021, 122423 (2022) A.G.Magner, A.I.Sanzhur, S.N.Fedotkin, A.I.Levon, S.Shlomo Level density within a micro-macroscopic approach NUCLEAR STRUCTURE 240Pu, 150Sm, 166Ho; analyzed available data; deduced statistical level density for nucleonic system with a given energy E, particle number A and other integrals of motion in the micro-macroscopic approximation beyond the standard saddle-point method of the Fermi gas model.
doi: 10.1016/j.nuclphysa.2022.122423
2021MA67 Phys.Rev. C 104, 044319 (2021) A.G.Magner, A.I.Sanzhur, S.N.Fedotkin, A.I.Levon, S.Shlomo Semiclassical shell-structure micro-macroscopic approach for the level density NUCLEAR STRUCTURE 144,148Sm, 166Ho, 208Pb, 230Th; calculated level densities for low-energy states with different approximations, maximal mean errors in the statistical distribution of states; derived statistical level density as function of the entropy within the micro-macroscopic approximation (MMA) using the mixed micro- and grand-canonical ensembles beyond the standard saddle point method of the Fermi gas model, using mean-field semiclassical periodic-orbit theory. Comparison with experimental densities.
doi: 10.1103/PhysRevC.104.044319
2021MA79 Int.J.Mod.Phys. E30, 2150092 (2021) A.G.Magner, A.I.Sanzhur, S.N.Fedotkin, A.I.Levon, S.Shlomo Shell-structure and asymmetry effects in level densities NUCLEAR STRUCTURE 176,178,180,182,184,186,188,190,192,194,196,198,200Pt; analyzed available data; deduced level densities within the semiclassical extended Thomas-Fermi and periodic-orbit theory beyond the Fermi-gas saddle-point method.
doi: 10.1142/S0218301321500920
2020LE07 Phys.Rev. C 102, 014308 (2020) A.I.Levon, D.Bucurescu, C.Costache, T.Faestermann, R.Hertenberger, A.Ionescu, R.Lica, A.G.Magner, C.Mihai, R.Mihai, C.R.Nita, S.Pascu, K.P.Shevchenko, A.A.Shevchuk, A.Turturica, H.-F.Wirth High-resolution study of excited states in 158Gd with the (p, t) reaction NUCLEAR REACTIONS 160Gd(p, t), E=22 MeV; measured triton spectra, exclusive differential σ(θ), integrated σ using the Q3D spectrograph at the Tandem accelerator of the Maier-Leibnitz-Laboratory in Munich. Enriched target. DWBA analysis of σ(θ) data using coupled-channel approximation CHUCK3 code. 158Gd; deduced levels, J, π. Discussed bands, moment of inertia, B(E1), B(E2). Comparison with theoretical calculations using the spdf version of the interacting boson model (IBM). 154,155,156Gd; identified ground and first excited states from (p, t) reaction on other Gd isotopes.
doi: 10.1103/PhysRevC.102.014308
2019LE13 Phys.Rev. C 100, 034307 (2019) A.I.Levon, D.Bucurescu, C.Costache, T.Faestermann, R.Hertenberger, A.Ionescu, R.Lica, A.G.Magner, C.Mihai, R.Mihai, C.R.Nita, S.Pascu, K.P.Shevchenko, A.A.Shevchuk, A.Turturica, H.-F.Wirth New data on 0+ states in 158Gd NUCLEAR REACTIONS 160Gd(p, t), E=22 MeV; measured E(t), I(t), σ(θ) using enriched target and high-precision Q3D spectrometer at the Munich Tandem accelerator facility. 158Gd; deduced 230 levels between 1700 and 4300 keV, J, π, 36 levels with Jπ=0+ below 3.4 MeV; analyzed σ(θ) by DWBA calculations using optical model parameters from CHUCK3. Comparison with calculations within the spdf-IBM model, and with previous experimental results.
doi: 10.1103/PhysRevC.100.034307
2018LE07 Phys.Rev. C 97, 044305 (2018) A.I.Levon, A.G.Magner, S.V.Radionov Statistical analysis of excitation energies in actinide and rare-earth nuclei NUCLEAR STRUCTURE 228,230Th, 232U, 240Pu, 158Gd, 168Er, 152,154Gd, 162Dy, 168Er, 170Yb, 176Hf, 180,184W, 190Os; analyzed experimental data for 0+ states in rare-earth nuclei, and 0+, 2+, 4+, and 6+ states in actinides by overall nearest-neighbor spacing distribution (NNSD) method, and Weigner and Poisson contributions using linear Wigner-Dyson (LWD) approximation and Brody approach. Data for actinides taken from (p, t) experiments.
doi: 10.1103/PhysRevC.97.044305
2018MA72 Eur.Phys.J. A 54, 214 (2018) A.G.Magner, A.I.Levon, S.V.Radionov Simple approach to the chaos-order contributions and symmetry breaking in nuclear spectra
doi: 10.1140/epja/i2018-12645-8
2017LE10 Ukr.J.Phys. 62, 565 (2017) Statistical Analysis of the Distribution of 0+ State Energies in the Actinide Nuclei
doi: 10.15407/ujpe62.07.0565
2015LE20 Phys.Rev. C 92, 064319 (2015) A.I.Levon, P.Alexa, G.Graw, R.Hertenberger, S.Pascu, P.G.Thirolf, H.-F.Wirth Spectroscopy of 232U in the (p, t) reaction: More information on 0+ excitations NUCLEAR REACTIONS 234U(p, t), E=25 MeV; measured E(t), I(t), σ(θ) using Q3D magnetic spectrograph facility at the Munich Tandem accelerator. 232U; deduced levels, several 0+ states, J, π, bands, moment of inertia plots, B(E1)/B(E1) and B(E1)/B(E2) ratios. CHUCK3 analysis and DWBA calculations. Comparison with evaluated data in Nuclear Data Sheets. Comparison with interacting boson model (IBM-spdf) and quasiparticle-phonon model (QPM) calculations. Systematics of energies, (p, t) strengths and density distribution of excited 0+ states in 232U, 228,230Th and 154Gd.
doi: 10.1103/PhysRevC.92.064319
2013LE21 Phys.Rev. C 88, 014310 (2013) A.I.Levon, G.Graw, R.Hertenberger, S.Pascu, P.G.Thirolf, H.-F.Wirth, P.Alexa 0+ states and collective bands in 228Th studied by the (p, t) reaction NUCLEAR REACTIONS 230Th(p, t), E=25 MeV; measured triton spectra, σ(θ) using Q3D magnetic spectrograph at Munich tandem accelerator facility. 228Th; deduced levels, J, π, collective bands, moments of inertia, B(E1)/B(E2), nature of 0+ states. DWBA fit procedure. Coupled-channel analysis of σ(θ) data using CHUCK3 computer code. Comparison with previous experimental data, and with interacting boson model and quasiparticle-phonon model calculations. NUCLEAR STRUCTURE 228Th; calculated levels, J, π, bands, B(E1)/B(E2), configurations using interacting boson model (IBM), and quasiparticle-phonon model (QPM).
doi: 10.1103/PhysRevC.88.014310
2011BE29 Bull.Rus.Acad.Sci.Phys. 75, 941 (2011) O.A.Bezshyyko, A.N.Vodin, L.O.Golinka-Bezshyyko, A.M.Dovbnya, I.N.Kadenko, O.A.Kivernyk, A.A.Kovalenko, V.A.Kushnir, A.I.Levon, V.V.Mitrochenko, S.N.Olejnik, G.E.Tuller Isomer ratios for products of photonuclear reactions with middle-weight nuclei NUCLEAR REACTIONS 107Ag(γ, 3n), 109Ag(γ, 5n), 113In(γ, 3n), 115In(γ, 5n), (γ, 7n), E=32-84 MeV; measured Eγ, Iγ; deduced yields, isomeric ratios. Comparison with TALYS code calculations.
doi: 10.3103/S1062873811070100
2011LE05 Ukr.J.Phys. 56, 107 (2011) Conflicting coupling of unpaired nucleons and the structure of collective bands in odd-odd nuclei NUCLEAR STRUCTURE 117,118,119,120Sb, 129Ba, 130La, 119,120Cs, 103,104Ag; analyzed energy spectra of rotational bands; deduced conflicting coupling of unpaired nucleons.
2009BE55 Iader.Fiz.Enerh. 10, 146 (2009) O.A.Bezshyyko, A.N.Vodin, L.O.Golinka-Bezshyyko, A.N.Dovbnya, I.M.Kadenko, O.A.Kovalenko, V.A.Kushnir, A.I.Levon, V.V.Mitrochenko, S.N.Olejnik, G.E.Tuller Isomer ratios of photonuclear reaction products for indium isotopes in the energy region over 33 MeV NUCLEAR REACTIONS 113In(γ, 3n), E=34, 36, 38, 40, 43 MeV;115In(γ, 5n), E=60, 80, 85, 90 MeV;115In(γ, 7n), E=90 MeV;measured Eγ, Iγ; deduced yields, isomeric ratios. TALYS calculations.
doi: 10.15407/jnpae
2009LE03 Phys.Rev. C 79, 014318 (2009) A.I.Levon, G.Graw, Y.Eisermann, R.Hertenberger, J.Jolie, N.Yu.Shirikova, A.E.Stuchbery, A.V.Sushkov, P.G.Thirolf, H.-F.Wirth, N.V.Zamfir Spectroscopy of 230Th in the (p, t) reaction NUCLEAR REACTIONS 232Th(p, t), E=25 MeV; measured triton spectra, angular distributions. 230Th; deduced levels, J, π, σ. Coupled-channel and Distorted-wave Born approximation (DWBA) analyses. Comparison with interacting boson model and quasiparticle-phonon model calculations.
doi: 10.1103/PhysRevC.79.014318
2009LE36 Iader.Fiz.Enerh. 10, 357 (2009); Nuc.phys.atom.energ. 10, 357 (2009) A.I.Levon, G.Graw, Y.Eisermann, R.Hertenberger, P.G.Thirolf, H.-F.Wirth Collective states in 230Th: experimental data NUCLEAR REACTIONS 232Th(p, t), E=25 MeV; measured triton spectra, angular distributions.230Th; deduced levels, J, π, σ. Coupled-channel and Distorted-wave Born approximation (DWBA) analyses.
doi: 10.15407/jnpae
2009LE37 Iader.Fiz.Enerh. 10, 366 (2009); Nuc.phys.atom.energ. 10, 366 (2009) A.I.Levon, G.Graw, Y.Eisermann, R.Hertenberger, N.Yu.Shirikova, A.V.Sushkov, P.G.Thirolf, H.-F.Wirth, N.V.Zamfir Collective states in 230Th: band structure NUCLEAR REACTIONS 232Th(p, t), E=25 MeV; analyzed experimental data, levels, angular distributions, σ. 230Th; deduced rotational band structures. Comparison with interacting boson model (spdf-IBM) and quasiparticle-phonon model calculations.
doi: 10.15407/jnpae
2008EA02 Phys.Lett. B 665, 147 (2008) M.C.East, A.E.Stuchbery, A.N.Wilson, P.M.Davidson, T.Kibedi, A.I.Levon g factors in 116, 118, 120Sn: Sensitivity to configurations near the Fermi surface NUCLEAR REACTIONS Sn(58Ni, 58Ni'), E=190 MeV; measured particle spectra, Eγ, Iγ, (particle)γ-coin. 116,118,120Sn; deduced g-factors. Transient field technique.
doi: 10.1016/j.physletb.2008.06.016
2007LE39 Iader.Fiz.Enerh. 8 no.4, 27 (2007); Nuc.phys.atom.energ. 8, no.4, 27 (2007) A.I.Levon, G.Graw, S.Christen, Y.Eisermann, C.Gunther, R.Hertenberger, J.Jolie, O.Moller, P.Thirolf, D.Tonev, H.-F.Wirth, N.V.Zamfir 0+ states and collective bands in deformed actinide nuclei NUCLEAR REACTIONS 228,230Th, 234U(p, t), E=25 MeV; measured triton spectra;deduced σ(θ). 228,230Th, 234; deduced levels J, π, collective bands, moments of inertia, nature of 0+ states. DWBA fit procedure. Coupled channels analyses. Comparison with previous experimental data, and with interacting boson model and quasiparticle-phonon model calculations.
doi: 10.15407/jnpae
2007NO18 Iader.Fiz.Enerh. 8 no.1, 67 (2007) Yu.V.Nosenko, A.I.Levon, I.B.Kovgar, V.A.Onischuk, A.A.Schevchuk Nuclear g-factors and structure of the high-spin 10+, 12+ and 7- states in isotopes 196, 198Hg NUCLEAR REACTIONS 194,196Pt(α, 2n), E=27 MeV; measured Eγ, Iγ. 196,198Hg; deduced levels, J, π, g-factors. NUCLEAR MOMENTS 196,198Hg; measured Eγ, Iγ; deduced g-factors of isomeric states using integral perturbed angular distribution of γ-rays in an external magnetic field of 2.9T.
doi: 10.15407/jnpae
2007ST24 Phys.Rev. C 76, 034306 (2007) A.E.Stuchbery, A.Nakamura, A.N.Wilson, P.M.Davidson, H.Watanabe, A.I.Levon Relative g-factor measurements in the stable Te isotopes NUCLEAR REACTIONS Te(58Ni, γ)122Te/124Te/125Te/126Te/128Te/130Te, E=195 MeV; measured Eγ, Iγ, (particle)γ angular correlations. 122,124,125,126,128,130Te deduced g-factors.
doi: 10.1103/PhysRevC.76.034306
2006LE06 Nucl.Phys. A764, 24 (2006) A.I.Levon, Yu.V.Nosenko, V.A.Onischuk, A.A.Shevchuk, A.E.Stuchbery Nuclear g factors and structure of high-spin isomers in 190, 192, 194Pt and 196, 198Hg NUCLEAR REACTIONS 188,190,192Os, 194,196Pt(α, 2n), E=27 MeV; measured Eγ, Iγ(θ, H, t). 190,192,194Pt, 196,198Hg deduced isometric states g factors. Enriched targets, integral perturbed angular distribution technique. Anomalous orbital g factor for neutrons discussed.
doi: 10.1016/j.nuclphysa.2005.09.016
2006LE44 Bull.Rus.Acad.Sci.Phys. 70, 1822 (2006) A.I.Levon, I.B.Kovgar, Yu.V.Nosenko, V.A.Onishchuk, A.A.Shevchuk Nuclear g-factors of high-spin isomers in 190, 192, 194Pt NUCLEAR REACTIONS 188,190,192Os(α, 2n)190,192,194Pt, E=27 MeV; measured g-factors of isomeric states using integral perturbed angular distribution of γ-rays in an external magnetic field of 2.9T. NUCLEAR MOMENTS 190,192,194Pt; measured Eγ, Iγ; deduced g-factors.
2006LE47 Iader.Fiz.Enerh. 7 no.2, 7 (2006) A.I.Levon, I.B.Kovgar, Yu.V.Nosenko, V.A.Onischuk, A.A.Schevchuk Nuclear g-factors and structure of the high-spin isomers in 190, 192, 194Pt NUCLEAR REACTIONS 188,190,192Os(α, 2n), E=27 MeV; measured Eγ, Iγ. 190,192,194Pt; deduced levels, J, π, g-factors. NUCLEAR MOMENTS 190,192,194Pt; measured Eγ, Iγ; deduced g-factors of isomeric states using integral perturbed angular distribution of γ-rays in an external magnetic field of 2.9T.
doi: 10.15407/jnpae
2004WI06 Phys.Rev. C 69, 044310 (2004) H.-F.Wirth, G.Graw, S.Christen, D.Cutoiu, Y.Eisermann, C.Gunther, R.Hertenberger, J.Jolie, A.I.Levon, O.Moller, G.Thiamova, P.Thirolf, D.Tonev, N.V.Zamfir 0+ states in deformed actinide nuclei by the (p, t) reaction NUCLEAR REACTIONS 230,232Th, 234U(p, t), E=25 MeV; measured σ(E, θ). 228,230Th, 232U deduced 0+ level energies, spectroscopic factors, transfer strengths. Comparison with model predictions.
doi: 10.1103/PhysRevC.69.044310
2003LO01 Phys.Lett. 551B, 71 (2003) M.Loewe, P.Alexa, T.Czosnyka, J.de Boer, J.Iwanicki, A.I.Levon, H.J.Maier, P.J.Napiorkowski, P.von Neumann-Cosel, A.Richter, C.Schlegel, G.Sletten, J.Srebrny, M.Wurkner Collective vibrations built on the Kπ = 9- high-spin isomer in 180Ta NUCLEAR REACTIONS 180mTa(58Ni, 58Ni'), E=225 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. 180Ta deduced levels, J, π, B(M1), B(E2), quadrupole moments, γ-vibrational bands. 180mTa(36S, 36S'), E=1.8-3.5 MeV/nucleon; 180mTa(64Ni, 64Ni'), E=2.0-2.4 MeV/nucleon; measured ground-state Coulomb activation excitation functions; deduced intermediate state J, π, configuration. Nordball array.
doi: 10.1016/S0370-2693(02)03014-9
2003WU03 Nucl.Phys. A725, 3 (2003) M.Wurkner, J.de Boer, A.I.Levon, M.Loewe, J.Kvasil, J.Srebrny, P.J.Napiorkowski, J.Iwanicki, T.Czosnyka Coulomb excitation and structure of the rotational bands in 231Pa NUCLEAR REACTIONS 231Pa(32S, 32S'), E=148 MeV; 231Pa(58Ni, 58Ni'), E=255, 260, 261 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation. 231Pa deduced levels, J, π, rotational band configurations, transition matrix elements, octupole correlations. Nordball array, quasiparticle-plus-phonon model calculations.
doi: 10.1016/S0375-9474(03)01594-X
2002GU13 Phys.Rev. C65, 047301 (2002) C.Gunther, J.Jolie, A.I.Levon, S.Mannanal, N.Warr, T.Wendel Low-Energy One-Quasiparticle Bands in Neutron-Rich 181Hf NUCLEAR REACTIONS 180Hf(d, p), E=12.4 MeV; measured Eγ, Iγ, γγ-coin. 181Hf deduced levels, J, π, configurations.
doi: 10.1103/PhysRevC.65.047301
2002WE01 Phys.Rev. C65, 014309 (2002) T.Wendel, J.Groger, C.Gunther, A.I.Levon, P.E.Garrett, L.Genilloud, J.Jolie, J.Kern, S.Mannanal, N.Warr, F.Kappeler, G.Graw, R.Hertenberger, M.Loewe, M.Wurkner Low-K Two-Quasiparticle States in 180Ta NUCLEAR REACTIONS 180Hf(p, n), E=8.9, 9.1 MeV; 180Hf(d, 2n), E=12.4, 14.0 MeV; measured Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-coin. 181Ta(p, d), E=22 MeV; measured deuteron spectra. 180Ta deduced levels, J, π, configurations, rotational bands.
doi: 10.1103/PhysRevC.65.014309
2001KO41 Yad.Fiz. 64, No 5, 908 (2001); Phys.Atomic Nuclei 64, 843 (2001) I.B.Kovgar, A.I.Levon, R.S.Poznyak, O.V.Sevastyuk Anomalies in the Orbital Magnetism of Neutrons in the 190, 192Pt Nuclei NUCLEAR REACTIONS 188,190Os(α, 2n), E=26.8 MeV; measured Eγ, Iγ(θ, H, t). 190,192Pt deduced high-spin isomeric states g factors, neutron orbital g factor anomalies. Integrated disturbed angular distribution technique.
doi: 10.1134/1.1378873
2000GR32 Phys.Rev. C62, 064304 (2000) J.Groger, J.Jolie, R.Krucken, C.W.Beausang, M.Caprio, R.F.Casten, J.Cederkall, J.R.Cooper, F.Corminboeuf, L.Genilloud, G.Graw, C.Gunther, M.de Huu, A.I.Levon, A.Metz, J.R.Novak, N.Warr, T.Wendel Nuclear Structure of 196Au: More evidence for its supersymmetric description NUCLEAR REACTIONS 196Pt(p, n), (p, 2n), E=9.1-11.7 MeV; measured Eγ, Iγ, γ-ray excitation functions. 196Pt(p, n), E=9.1 MeV; measured Eγ, Iγ, E(Ce), I(ce), (X-ray)γ-, (ce)γ-, γγ-coin. 196Au deduced levels, J, π. Comparison with extended supersymmetry model predictions.
doi: 10.1103/PhysRevC.62.064304
1999LO13 Acta Phys.Pol. B30, 1319 (1999) M.Loewe, J.Besserer, J.De Boer, H.J.Maier, M.Wurkner, J.Srebrny, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski, P.von Neumann-Cosel, A.Richter, C.Schlegel, H.J.Wollersheim, P.Alexa, A.I.Levon, S.A.Karamian, G.Sletten Depopulation of the Kπ = 9- Isomer in 180Ta via Coulomb Excitation NUCLEAR REACTIONS 180mTa(36S, 36S'), E=65-125 MeV; 180mTa(64Ni, 64Ni'), E=130, 150 MeV; measured Eγ, σ(θ) following Coulomb excitation. 180Ta deduced possible level energy. Discussed astrophysical consequences.
1999WU05 Acta Phys.Pol. B30, 1313 (1999) M.Wurkner, J.De Boer, J.Choinski, T.Czosnyka, C.Droste, C.Gunther, J.Iwanicki, M.Kisielinski, A.Kordyasz, M.Kowalczyk, H.Kusakari, J.Kvasil, A.I.Levon, M.Loewe, P.J.Napiorkowski, T.Shizuma, G.Sletten, J.Srebrny, M.Sugawara, T.Weber, Y.Yoshizawa Coulomb Excitation of 231Pa NUCLEAR REACTIONS 231Pa(32S, 32S'), E=148 MeV; 231Pa(58Ni, 58Ni'), E=255, 260, 261 MeV; measured Eγ, Iγ(θ), (particle)γγ-coin following Coulomb excitation. 231Pa deduced high-spin levels, J, π. Nordball array.
1998LE15 Eur.Phys.J. A 2, 9 (1998) A.I.Levon, J.de Boer, M.Loewe, M.Wurkner, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski Experimental Evidence on the Ground-State Energy of 229Pa NUCLEAR REACTIONS 231Pa(p, t), E=24 MeV; measured Eγ, Iγ, tγ-coin. 229Pa deduced ground-state energy, mass defect. ATOMIC MASSES 231Pa(p, t), E=24 MeV; measured Eγ, Iγ, tγ-coin. 229Pa deduced ground-state energy, mass defect.
doi: 10.1007/s100500050083
1997WU04 Acta Phys.Pol. B28, 97 (1997) M.Wurkner, J.De Boer, M.Loewe, H.Steffens, H.Maier, J.Srebrny, P.J.Napiorkowski, J.Iwanicki, A.Kordyasz, M.Kisielinski, M.Kowalczyk, J.Choinski, T.Czosnyka, A.I.Levon, J.Kvasil, C.Gunther, G.Sletten Gamma-Spectroscopy of 231Pa by Particle-Coincidences using a New PIN-Diode Detector Array NUCLEAR REACTIONS 231Pa(58Ni, 58Ni'), E=148, 260 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation. 231Pa deduced high-spin levels, band structure.
1996BA67 Z.Phys. A356, 13 (1996) H.Baltzer, J.deBoer, A.Gollwitzer, G.Graw, C.Gunther, A.I.Levon, M.Loewe, H.J.Maier, J.Manns, U.Muller, B.D.Valnion, T.Weber, M.Wurkner Study of Low-Lying 0+ Excitations in 228Th and 232,234,236U in the (p, t) Reaction NUCLEAR REACTIONS 230,232Th, 234,236,238U(p, t), E=22 MeV; measured triton spectra; deduced relative σ. 228,230Th, 232,234,236U deduced levels, J, π, K.
doi: 10.1007/s002180050142
1996LE01 Nucl.Phys. A598, 11 (1996) A.I.Levon, J.de Boer, G.Graw, J.Kvasil, M.Loewe, B.D.Valnion, M.Wurkner, H.Baltzer, C.Gunther, J.Manns, U.Muller, T.Weber The Structure of the Parity-Doublet Bands in 231Pa NUCLEAR REACTIONS 231Pa(d, d'), E=27 MeV; measured Ed. 231Pa(p, p'), E=11 MeV; measured Ep. 232Th(p, 2n), E=14 MeV; analyzed data. 231Pa(16O, 16O'), E=85 MeV; 231Pa(32S, 32S'), E=145 MeV; measured Eγ, Iγ following Coulomb excitation. 231Pa deduced levels, J, π, rotational bands, octupole correlations. Q3D magnetic spectrometer, Ge detectors. RADIOACTIVITY 231U(EC); measured I(ce), (e-γ)-, (e-e-)-coin. 231Pa deduced levels, J, π, band structure, γ-multipolarity, γ-branching ratio. Orange spectrometers, Ge detectors, enriched radioactive targets, mass-separated radioactive sources.
doi: 10.1016/0375-9474(95)00508-0
1994AC02 Z.Phys. A350, 13 (1994) B.Ackermann, H.Baltzer, K.Freitag, C.Gunther, P.Herzog, J.Manns, U.Muller, R.Paulsen, P.Sevenich, T.Weber, B.Will, J.de Boer, G.Graw, A.I.Levon, M.Loewe, A.Losch, E.Muller-Zanotti Experimental Investigation of Vibrational Excitations in 230Th RADIOACTIVITY 230Pa(β+), (EC), (β-) [from 232Th(p, 3n), E not given]; measured Eγ, Iγ, I(ce). 230Th levels deduced Iγ, γ-multipolarity. NUCLEAR REACTIONS 230Th(d, np), E=23 MeV; measured (ce)(ce)-, γ(ce)-coin. 232Th(p, t), E=22 MeV; measured σ(θ). 230Th deduced levels, J, π, K, γ-multipolarity, B(λ), high-spin band structure.
doi: 10.1007/BF01285047
1994LE22 Nucl.Phys. A576, 267 (1994) A.I.Levon, J.de Boer, G.Graw, R.Hertenberger, D.Hofer, J.Kvasil, A.Losch, E.Muller-Zanotti, M.Wurkner, H.Baltzer, V.Grafen, C.Gunther The Nuclear Structure of 229Pa from the 231Pa(p, t)229Pa and 230Th(p, 2nγ)229Pa Reactions NUCLEAR REACTIONS 231Pa(p, t), E=22 MeV; 230Th(p, 2n), E=14 MeV; measured σ(Et, θ), Eγ, Iγ, I(ce), (e-)γ-, (e-)(e-)-coin. 229Pa deduced high-spin levels, J, π, rotational bands, octupole deformation. Q3D magnetic spectrometer, Ge detectors, orange spectrometers, enriched radioactive targets.
doi: 10.1016/0375-9474(94)90260-7
1994LO10 Z.Phys. A348, 235 (1994) A.Losch, J.de Boer, K.Kvasil, A.I.Levon, M.Wurkner, H.Baltzer, V.Grafen, C.Gunther The Low-Lying Levels in 229Pa and Parity Doublets NUCLEAR REACTIONS 230Th(p, 2n), 231Pa(p, t), E not given; analyzed data. 229Pa deduced levels, J, π, configuration, band structure. Particle, conversion-electron-gamma spectroscopy.
1994VO09 Yad.Fiz. 57, No 4, 582 (1994); Phys.Atomic Nuclei 57, 618 (1994) D.A.Volkov, I.B.Kovgar, A.I.Levon, A.A.Pasternak Conflicting Coupling in Odd-Odd Nucleus 76Br NUCLEAR STRUCTURE 77,76Kr; calculated levels. 76Br; calculated levels, B(λ); deduced M1 transitions behavior explanation.
1992CU04 Nucl.Phys. A549, 304 (1992) J.Cub, U.Knopp, K.-H.Speidel, H.Busch, S.Kremeyer, H.-J.Wollersheim, N.Martin, X.Hong, K.Vetter, N.Gollwitzer, A.I.Levon, A.Booten Transient Field Measurements on 40Ar Ions in Gd at the 1s Electron Bohr Velocity and the g-Factor of the 2+ State at 1.461 MeV NUCLEAR REACTIONS 208Pb(40Ar, 40Ar'), E=12.5 MeV/nucleon; measured γ(θ, H) in polarized Gd, (particle)γ-coin, Coulomb excitation. 40Ar level deduced g. Multilayered targets.
doi: 10.1016/0375-9474(92)90045-L
1992LE10 Z.Phys. A343, 131 (1992) A.I.Levon, J.de Boer, A.A.Pasternak, D.A.Volkov M1-Transitions and the Mutual Orientation of the Unpaired Nucleons in Odd-Odd Nuclei NUCLEAR STRUCTURE 102,104,106Ag, 130La, 132Pr, 196Tl; analyzed T1/2, B(λ) ratio data; deduced B(M1), unpaired nucleons mutual orientation role. Axial-rotor plus two quasiparticles model, quasiclassical approximation.
doi: 10.1007/BF01291817
1991GR13 Phys.Rev. C44, R1728 (1991) V.Grafen, B.Ackermann, H.Baltzer, T.Bihn, C.Gunther, J.deBoer, N.Gollwitzer, G.Graw, R.Hertenberger, H.Kader, A.Levon, A.Losch Does a (5/2)+ - (5/2)- Ground-State Parity Doublet Exit in 229Pa ( Question ) NUCLEAR REACTIONS 230Th(p, 2n), E=14 MeV; measured γ(ce)-, (ce)n-coin. 231Pa(p, t), E=45 MeV; 231Pa, 235U(p, t), E=22 MeV; measured σ(Et). 229Pa deduced levels, J, π, band structure.
doi: 10.1103/PhysRevC.44.R1728
1990VO05 Yad.Fiz. 51, 94 (1990); Sov.J.Nucl.Phys. 51, 59 (1990) D.A.Volkov, A.I.Levon, A.A.Pasternak Peaceful Coupling of Odd Nucleons with the Core in Odd-Odd 102Ag NUCLEAR STRUCTURE 102Ag; analyzed T1/2 data; deduced B(λ). Core-odd nucleon coupling.
1990VO14 Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 872 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.5, 56 (1990) D.A.Volkov, I.B.Kovgar, A.I.Levon M1 Transitions and the Orientation of the Angular Momenta of Unpaired Nucleons in the Odd-Odd Nucleus 106Ag NUCLEAR REACTIONS 96Zr(14N, 4n), E=66.7 MeV; measured Eγ, Iγ, DSA. 106Ag levels deduced T1/2, B(M1). Plunger method.
1990VO15 Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 2176 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.11, 90 (1990) Conflict Binding of Unpaired Nucleons in Odd-Odd Nuclei NUCLEAR STRUCTURE 116,118,120I; calculated levels, conflict band energy levels ratio. Phenomenological approach.
1989VO13 Yad.Fiz. 50, 1505 (1989); Sov.J.Nucl.Phys. 50, 933 (1989) D.A.Volkov, A.I.Levon, A.A.Pasternak Fast M1-Transitions in Odd-Odd Transitional Nuclei 102,104Ag NUCLEAR REACTIONS 95Mo(12C, 2np), (12C, np), E ≈ 48 MeV; 89Y(16O, 3n), E not given; measured Eγ, Iγ(θ), Doppler shifted γ-spectra. 102,104Ag deduced levels, J, π, T1/2, B(λ). Axial rotor plus two-quasiparticles.
1989VO14 Izv.Akad.Nauk SSSR, Ser.Fiz. 53, 923 (1989); Bull.Acad.Sci.USSR, Phys.Ser. 53, No.5, 95 (1989) A.D.Volkov, A.I.Kovalenko, A.I.Levon, A.S.Mishin, A.A.Pasternak, L.A.Rassadin The Fast M1 Transitions in Odd-Odd 104Ag Nuclei NUCLEAR REACTIONS 95Mo(12C, 2np), E not given; measured DSA, Eγ, Iγ. 104Ag levels deduced T1/2, B(λ).
1989VO15 Izv.Akad.Nauk SSSR, Ser.Fiz. 53, 2145 (1989); Bull.Acad.Sci.USSR, Phys.Ser. 53, No.11, 84 (1989) D.A.Volkov, A.E.Zobov, M.F.Kudoyarov, E.V.Kuzmin, A.I.Levon, A.A.Pasternak Accelerated M1 Transitions in the Odd-Odd Nucleus 102Ag NUCLEAR REACTIONS 89Y(16O, 3n), E=65 MeV; measured Doppler shift weakening, Eγ, Iγ. 102Ag levels deduced T1/2, B(M1). Model comparison.
1989VO17 Izv.Akad.Nauk SSSR, Ser.Fiz. 53, 2188 (1989); Bull.Acad.Sci.USSR, Phys.Ser. 53, No.11, 133 (1989) D.A.Volkov, B.I.Gorbachev, A.I.Kovalenko, A.I.Levon, O.F.Nemets, O.V.Sevastyuk, A.A.Shevchuk Magnetic Dipole and Electric-Quadrupole Moments of the Isomeric State 6+, 2480 KeV of 110Sn NUCLEAR REACTIONS 108Cd(α, 2n), E=27 MeV; measured γ(t, θ, H). 110Sn deduced isomer electric quadrupole moment, g.
1987LE31 Ukr.Fiz.Zh. 32, 1636 (1987) The Opposite Sign Anomaly of Orbital Nucleon Magnetism in the Nucleus NUCLEAR REACTIONS 130Te(α, 2n), E not given; measured γ(θ, H, t). 132Xe level deduced g, quadrupole moment. NUCLEAR STRUCTURE 112,111,113,114,115,116,117,119Sn, 107,108,109,110,111,112,113,114,115Cd, 123,124,125,127,128,126,129,130,131Te, 129,130,131,132,133Xe; calculated g.
1986LE15 Yad.Fiz. 43, 1416 (1986) A.I.Levon, S.N.Fedotkin, A.I.Vdovin Magnetic Moments of Odd Spherical Nuclei NUCLEAR STRUCTURE 111,113,115,117,119Sn, 107,109,111,113,115Cd, 123,125,127,131Te, 129,131,133Xe, 115,117Sb, 139La, 141Pr, 143Pm, 145Eu, 89,91Y, 93Nb, 99Tc, 195,197,199,201,205Tl; calculated g. Quasiparticle-phonon model.
1986VO14 Yad.Fiz. 44, 849 (1986) D.A.Volkov, B.I.Gorbachev, A.I.Kovalenko, A.I.Levon, O.F.Nemets, O.V.Sevastyuk Nuclear g Factors and Structure of 12+ Isomers in 106Cd and of 7- Isomers in 132Xe NUCLEAR REACTIONS 104Pd, 130Te(α, 2n), E=27 MeV; measured γ(θ, H, t). 132Xe, 106Cd deduced isomer g.
1984GO06 Yad.Fiz. 39, 518 (1984); Sov.J.Nucl.Phys. 39, 326 (1984) B.I.Gorbachev, A.I.Levon, O.F.Nemets, E.P.Saenko, N.M.Tkach Nuclear g Factors and the Structure of Isomer 7- States in Isotopes 186,188Os and 196,198Hg NUCLEAR REACTIONS 184,186W, 194,196Pt(α, 2n), E=27 MeV; measured γ(θ, H), γ(θ, H, t). 186,188Os, 196,198Hg deduced 7- isomer g, configuration.
1984GO12 Zh.Eksp.Teor.Fiz. 87, 3 (1984) B.I.Gorbachev, A.I.Levon, O.F.Nemets, S.N.Fedotkin, V.A.Stepanenko Magnetic Moments of Isomer States in 141Pr and 143Pm and the Paramagnetism of Promethium and Praseodymium NUCLEAR REACTIONS 139La, 141Pr(α, 2n), E=27 MeV; measured γ(θ, H), γ(θ, H, t); deduced paramagnetic corrections. 141Pr, 143Pm deduced isomer state g.
1984VO12 Yad.Fiz. 40, 289 (1984) D.A.Volkov, B.A.Gorbachev, A.I.Levon, O.F.Nemets, V.A.Stepanenko Measurement of Nuclear g Factor of the (19/2)- Isomer in 139Ce NUCLEAR REACTIONS 137Ba(α, 2n), E=27 MeV; measured γ(θ, H, t). 139Ce level deduced g, configuration.
1983GO02 Yad.Fiz. 37, 257 (1983) B.I.Gorbachev, A.V.Kuznichenko, V.N.Lebedev, A.I.Levon, O.F.Nemets, O.V.Sevastyuk Magnetic Moments of h(-11/2) States of Even and Odd Isotopes of Te and Xe NUCLEAR REACTIONS 128Te, 124Sn(α, 2n), E=27 MeV; measured γ(θ, H, t). 130Xe, 128Te deduced isomer T1/2, g.
1983LE18 Yad.Fiz. 37, 1342 (1983) A.I.Levon, O.F.Nemets, O.V.Sevastyuk, V.A.Stepanenko Measurement of the Nuclear g-Factor for the 6+ Isomer in 112Sn following Recoil in Fe NUCLEAR REACTIONS 110Cd(α, 2n), E=27 MeV; measured γ(θ, H, t) in Fe host. 112Sn deduced isomer g, configuration.
1983LE23 Yad.Fiz. 38, 577 (1983) A.I.Levon, S.N.Fedotkin, Chan Zui Khyung Description of Magnetic Moments of Nuclei 117Sb, 115Sb, 113Sn in the Quasi-Particle - Phonon Model NUCLEAR STRUCTURE 117,115,113Sb; calculated isomer level, μ, B(E3), g, spectroscopic factors. Quasiparticle-phonon model.
1981GO17 Izv.Akad.Nauk SSSR, Ser.Fiz. 45, 2116 (1981) B.I.Gorbachev, A.V.Kuznichenko, V.N.Lebedev, A.I.Levon, O.F.Nemets, O.V.Sevastyuk Nuclear g-Factors for the 6+ State in 112Sn and 11/2- State in 113Sn RADIOACTIVITY 113Sn [from 111Cd(α, 2n), E=27 MeV]; measured γ(θ, H, t). 113Sn level deduced g, configuration. NUCLEAR REACTIONS 110Cd(α, 2n), E=27 MeV; measured γ(θ, H, t). 112Sn level deduced g, configuration.
1980LE05 Izv.Akad.Nauk SSSR, Ser.Fiz. 44, 202 (1980); Bull.Acad.Sci.USSR, Phys.Ser. 44, No.1, 171 (1980) V.N.Lebedev, A.I.Levon, O.F.Nemets, G.V.Onishchenko, O.V.Sevastyuk Lifetimes and g-Factors of Isomeric States in 105Ag, 111In, 115Sb, 117Sb NUCLEAR REACTIONS 103Rh, 109Ag, 113,115In(α, 2n), E=27 MeV; measured γ(θ, H, t). 105Ag, 111In, 115,117Sb deduced levels, J, π, T1/2, g, B(E2).
1980ZA09 Izv.Akad.Nauk SSSR, Ser.Fiz. 44, 1988 (1980) I.I.Zalyubovsky, A.V.Kuznichenko, V.N.Lebedev, A.I.Levon Magnetic Moments of Certain Re Nuclei NUCLEAR STRUCTURE 183,185,187Re; calculated μ; deduced δ. Rotational model. RADIOACTIVITY 183Re [from 181Ta(α, 2n), E=27 MeV]; measured γ(θ, H, t). 183Re level deduced μ.
1977KU22 Izv.Akad.Nauk SSSR, Ser.Fiz. 41, 1624 (1977); Bull.Acad.Sci.USSR, Phys.Ser. 41, No.8, 77 (1977) A.V.Kuznichenko, V.N.Lebedev, A.I.Levon, O.F.Nemets The Magnetic Moments of the 8+- and 11--States of the Nucleus and the Anomalous Orbital Magnetism of Protons 92Mo in the Region Z = 40 to 44 NUCLEAR STRUCTURE 71,73,77As, 81Br, 85Rb, 90,91Zr, 91,93Nb, 92,93,94Mo, 99Tc, 95,101Ru; calculated g-factor including spin-polarization of core, two-particle spin-orbital interaction, relativistic effects. NUCLEAR REACTIONS 90Zr(α, 2nγ), E=27 MeV; measured Eγ, Iγ(θ, H, t). 92Mo levels deduced g.
1976LE13 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 52 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.1, 41 (1976) A.I.Levon, O.F.Nemets, V.S.Romanov, V.P.Chepak The g Factor for the 845.6 keV State of 107Cd NUCLEAR REACTIONS 105Pd(α, 2n), E=27 MeV; measured Iγ(θ, H, t). 107Cd level deduced g-factor, μ.
1976LE29 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 1249 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.6, 125 (1976) A.I.Levon, O.F.Nemets, V.A.Stepanenko, V.P.Chepak g-Factors for the 21/2+, 2679-keV 107Cd and 27/2+, 2737-keV 135La Three-Quasi-Particle States NUCLEAR REACTIONS 105Pd, 133Cs(α, 2nγ), E=27 MeV; measured γ(θ, H, t). 107Cd, 135La deduced g for 3 quasiparticle state.
1976LE30 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 1253 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.6, 128 (1976) A.I.Levon, O.F.Nemets, E.G.Mikhailov, V.P.Chepak Structure of Low-Lying States and the g-Factor for the 2279-keV State of 95Ru NUCLEAR REACTIONS 92Mo(α, nγ), E < 27 MeV; measured Eγ, Iγ(θ, H, t). 95Ru level deduced g.
1974KO10 Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 155 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.1, 135 (1974) N.D.Kornienko, B.G.Kulchinskii, A.I.Levon, O.F.Nemets Determination of the Magnetic Moments of Excited States at 1290 keV in 41K and 760 keV in 51Cr NUCLEAR REACTIONS 41K(p, p'γ), E=6.8 MeV; 50Cr(d, pγ), 48Ti(α, nγ), 51V(p, nγ), E not given; measured γ(θ, H, t). 41K, 51Cr level deduced T1/2, μ.
1972KO25 Yad.Fiz. 15, 637 (1972); Sov.J.Nucl.Phys. 15, 353 (1972) N.D.Kornienko, B.G.Kulchinskii, A.I.Levon, O.F.Nemets Use of the Perturbed Angle e(cascγ) Correlation to Measure the Hg197 133-keV State g-Factor RADIOACTIVITY 197mHg; measured ceγ(θ, H, t). 197Hg level deduced T1/2, g.
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