NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = J.Toivanen Found 29 matches. 2016AL24 Phys.Rev. C 94, 044614 (2016) W.Almosly, B.G.Carlsson, J.Suhonen, J.Toivanen, E.Ydrefors Theoretical estimates of supernova-neutrino cross sections for the stable even-even lead isotopes: Charged-current reactions NUCLEAR REACTIONS 204,206,208Pb(ν, X), (ν-bar, X), E=5-80 MeV; calculated centroids of Gamow-Teller giant resonance (GTGR), GTGR β- Gamow-Teller strengths S-(GTGR), total β- and β+ GT strengths, energies of the IAS, total charge current (CC) neutrino σ(E), average energies of β- and β+ transitions, total σ(E) for the charged-current electron neutrino and antineutrino scatterings, contributions of various multipole channels and final nuclear states to averaged cross sections. Proton-neutron quasiparticle random-phase approximation (pnQRPA) with three different Skyrme interactions. Comparison with available experimental data. Relevance to supernova neutrinos.
doi: 10.1103/PhysRevC.94.044614
2014AL04 Phys.Rev. C 89, 024308 (2014) W.Almosly, B.G.Carlsson, J.Dobaczewski, J.Suhonen, J.Toivanen, P.Vesely, E.Ydrefors Charged-current neutrino and antineutrino scattering off 116Cd described by Skyrme forces NUCLEAR REACTIONS 116Cd(ν, ν), (ν-bar, ν-bar), E=5-80 MeV; calculated charged-current σ(E). 116Cd(ν, e-)116In, 116Cd(ν, e+)116Ag, E=5-80 MeV; calculated β strengths for Gamow-Teller transitions, positions of major and minor satellites of Gamow-Teller giant resonances, normalized averaged differential cross sections, IAS in 116In. Quasiparticle random-phase approximation in charge-changing mode (pnQRPA) using ten different Skyrme interactions, and parameterize Fermi-Dirac distributions of electron-neutrino and electron-antineutrino energies. Comparison with calculations using locally adjusted Bonn potential.
doi: 10.1103/PhysRevC.89.024308
2014CA12 Phys.Rev. C 89, 054324 (2014) Low-lying states in near-magic odd-odd nuclei and the effective interaction NUCLEAR STRUCTURE 14N, 18F, 38,46K, 42,50Sc, 54Co, 58Cu, 130In, 134Sb, 210Bi; calculated low-lying proton-neutron multiplet excitation energies using proton-neutron quasiparticle random-phase approximation (QRPA). Investigated influence of pairing interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.054324
2014TA04 Phys.Rev. C 89, 014307 (2014) D.Tarpanov, J.Toivanen, J.Dobaczewski, B.G.Carlsson Polarization corrections to single-particle energies studied within the energy-density-functional and quasiparticle random-phase approximation approaches NUCLEAR STRUCTURE Z=50, A=100-132; calculated self-interaction energies, and polarization corrections to quasiparticle energies using models based on perturbative polarization corrections using HF, RPA, QRPA methods, and mean-field approach using energy density functionals (EDFs). Discussed conflicting results between the two approaches for obtaining masses of odd-A nuclei. Also discussed differences between the polarization-correction and full particle-vibration-coupling (PVC) models.
doi: 10.1103/PhysRevC.89.014307
2014TA34 Phys.Rev.Lett. 113, 252501 (2014) D.Tarpanov, J.Dobaczewski, J.Toivanen, B.G.Carlsson Spectroscopic Properties of Nuclear Skyrme Energy Density Functionals
doi: 10.1103/PhysRevLett.113.252501
2013CA08 Phys.Rev. C 87, 054303 (2013) B.G.Carlsson, J.Toivanen, U.von Barth Fluctuating parts of nuclear ground-state correlation energies NUCLEAR STRUCTURE 14,16,18,20,22O, 36,38,40,42,44,46,48,50Ca, 52,54,56,58,60,62,64,66,68,70,72,74,76,78Ni, 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136Sn; calculated correlations and fluctuating parts in ground-state binding energies, octupole shape vibrations using QRPA and MBPT2. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.054303
2013GA12 Phys.Rev. C 87, 034324 (2013) Y.Gao, J.Dobaczewski, M.Kortelainen, J.Toivanen, D.Tarpanov Propagation of uncertainties in the Skyrme energy-density-functional model NUCLEAR STRUCTURE Z=20, 28, 50, 82, N=20, 28, 50, 82, 126; calculated standard uncertainties in binding energies, S(2n), S(2p), neutron and proton rms radii. Skyrme energy-density-functional (UNEDF0-EDF) model.
doi: 10.1103/PhysRevC.87.034324
2012CA27 Phys.Rev. C 86, 014307 (2012) B.G.Carlsson, J.Toivanen, A.Pastore Collective vibrational states within the fast iterative quasiparticle random-phase approximation method NUCLEAR STRUCTURE 18O; calculated levels, J, π, B(E0), B(E1), B(E2). 38,40,42,44,46,48,50,52,54Ca, 52,54,56,58,60,62,64,66,68,70,72,74,76,78,80Ni, 182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214Pb, 98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136,138Sn; calculated levels, J, π, B(E2), B(E3), two-quasi particle components for first 2+ and 3- states. Quasiparticle random-phase approximation (QRPA) calculations using iterative non-Hermitian Arnoldi diagonalization procedures. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.014307
2012VE05 Phys.Rev. C 86, 024303 (2012) P.Vesely, J.Toivanen, B.G.Carlsson, J.Dobaczewski, N.Michel, A.Pastore Giant monopole resonances and nuclear incompressibilities studied for the zero-range and separable pairing interactions NUCLEAR STRUCTURE Z=8, 20, 28, 50, 82, A=18-262; N=8, 20, 28, 50, 82, 126, A=18-222; Z=50, A=96-172; Z=82, A=166-262; calculated neutron and proton pairing gaps, and incompressibility using SLy4 and UNEDF0 functionals, and zero-range separable pairing force. 112Sn; calculated QRPA monopole strength function for GMR. Quasiparticle random phase approximation (QPRA) on top of spherical Hartree-Fock-Bogoliubov solutions with iterative Arnoldi method. Comparison with experimental data. Influence of zero-range and separable pairing forces on monopole strengths.
doi: 10.1103/PhysRevC.86.024303
2011RA40 Phys.Rev. C 84, 064303 (2011) F.Raimondi, B.G.Carlsson, J.Dobaczewski, J.Toivanen Continuity equation and local gauge invariance for the N3LO nuclear energy density functionals
doi: 10.1103/PhysRevC.84.064303
2010TO02 Phys.Rev. C 81, 034312 (2010) J.Toivanen, B.G.Carlsson, J.Dobaczewski, K.Mizuyama, R.R.Rodriguez-Guzman, P.Toivanen, P.Vesely Linear response strength functions with iterative Arnoldi diagonalization NUCLEAR STRUCTURE 132Sn; calculated 0+, 1- and 2+ RPA strength functions for isoscalar (IS) and isovector (IV) transitions using iterative non-Hermitian Arnoldi diagonalization procedures.
doi: 10.1103/PhysRevC.81.034312
2009TO03 Phys.Rev. C 79, 044302 (2009) P.Toivanen, M.Kortelainen, J.Suhonen, J.Toivanen Large-scale shell-model calculations of elastic and inelastic scattering rates of lightest supersymmetric particles (LSP) on 127I, 129Xe, 131Xe, and 133Cs nuclei NUCLEAR STRUCTURE 127I, 129,131Xe, 133Cs; calculated level energies, magnetic moments, B(M1), spin structure functions and nuclear form factors for elastic and inelastic scattering of lightest supersymmetric particles (LSP) using shell model calculations. Comparisons with experimental data.
doi: 10.1103/PhysRevC.79.044302
2008KO09 Phys.Rev. C 77, 064307 (2008) M.Kortelainen, J.Dobaczewski, K.Mizuyama, J.Toivanen Dependence of single-particle energies on coupling constants of the nuclear energy density functional NUCLEAR STRUCTURE 16O, 40,48Ca, 48,56Ni, 100,132Sn, 208Pb; calculated single particle levels, regression coefficients, neutron densities, coupling constants. Energy density functional methods, Skyrme functionals.
doi: 10.1103/PhysRevC.77.064307
2008TO11 Phys.Rev. C 78, 034306 (2008) J.Toivanen, J.Dobaczewski, M.Kortelainen, K.Mizuyama Error analysis of nuclear mass fits
doi: 10.1103/PhysRevC.78.034306
2007KO34 Phys.Lett. B 647, 128 (2007) M.Kortelainen, O.Civitarese, J.Suhonen, J.Toivanen Short-range correlations and neutrinoless double beta decay RADIOACTIVITY 48Ca, 76Ge(2β-); calculated multipole and total 0ν2β-decay matrix elements. Shell model and quasi-particle RPA.
doi: 10.1016/j.physletb.2007.01.054
2006KO20 Czech.J.Phys. 56, 467 (2006) M.Kortelainen, J.Suhonen, J.Toivanen, T.S.Kosmas Theoretical LSP detection rates for dark-matter detectors NUCLEAR STRUCTURE 23Na, 71Ga, 73Ge, 127I; calculated static spin matrix elements, detection rates for lightest supersymmetric particle. Shell model.
doi: 10.1007/s10582-006-0110-x
2004HO15 Phys.Lett. B 584, 31 (2004) E.Holmlund, M.Kortelainen, T.S.Kosmas, J.Suhonen, J.Toivanen Microscopic calculation of the LSP detection rates for the 71Ga, 73Ge and 127I dark-matter detectors NUCLEAR STRUCTURE 71Ga, 73Ge, 127I; calculated levels, J, π, μ, supersymmetric particle scattering cross sections. Implications for dark matter search discussed.
doi: 10.1016/j.physletb.2004.01.045
2004HO16 Yad.Fiz. 67, 1220 (2004); Phys.Atomic Nuclei 67, 1198 (2004) E.Holmlund, M.Kortelainen, T.S.Kosmas, J.Suhonen, J.Toivanen Theoretical LSP Detection Rates for 71Ga, 73Ge, and 127I Dark-Matter Detectors NUCLEAR STRUCTURE 71Ga, 73Ge, 127I; calculated interaction rates with light supersymmetric particles. Microscopic quasiparticle-phonon model.
doi: 10.1134/1.1772459
2001TO20 Nucl.Phys. A694, 395 (2001) J.Toivanen, E.Kolbe, K.Langanke, G.Martinez-Pinedo, P.Vogel Supernova Neutrino Induced Reactions on Iron Isotopes NUCLEAR REACTIONS 52,53,54,55,56,57,58,59,60Fe(ν, X), E=2.5-50 MeV; calculated total charged- and neutral-current σ.
doi: 10.1016/S0375-9474(01)00992-7
2000HE07 Phys.Rev. C61, 055803 (2000) A.Hektor, E.Kolbe, K.Langanke, J.Toivanen Neutrino-Induced Reaction Rates for r-Process Nuclei NUCLEAR REACTIONS 122Zr, 124Mo, 126Ru, 128Pd, 130Cd, 132Sn(ν, e), (ν, ν'), E < 40 MeV; calculated excitation functions, neutron emission probabilities. 74Fe, 124Mo, 192Er(ν, e), E not given; calculated multipole contributions to σ. Implications for astrophysical r-process discussed. Other targets considered.
doi: 10.1103/PhysRevC.61.055803
1998IZ01 J.Phys.(London) G24, 831 (1998) I.N.Izosimov, V.G.Kalinnikov, M.Yu.Myakushin, A.A.Rimsky-Korsakov, A.A.Solnyshkin, J.Suhonen, J.Toivanen Structure of the β+(EC) Decay Strength Function of 147gTb (T1/2 ≈ 1.6 h) RADIOACTIVITY 147Tb(β+)(EC) [from Ta(p, X)]; measured Eγ, Iγ, βγ-coin; deduced β-decay strength function, log ft. Total absorption spectrometry. Quasiparticle phonon model.
doi: 10.1088/0954-3899/24/4/013
1998SU03 Nucl.Phys. A628, 41 (1998) J.Suhonen, J.Toivanen, A.Holt, T.Engeland, E.Osnes, M.Hjorth-Jensen Study of Odd-Mass N = 82 Isotones with Realistic Effective Interactions NUCLEAR STRUCTURE 135I, 137Cs, 139La, 141Pr, 143Pm, 145Eu; calculated levels, J, π. Microscopic quasiparticle-phonon model, realistic G-matrix-based effective interactions.
doi: 10.1016/S0375-9474(97)00615-5
1998TO02 Phys.Rev. C57, 1237 (1998) Microscopic Quasiparticle-Phonon Description of Odd-Mass 127-133Xe Isotopes and Their β Decay NUCLEAR STRUCTURE 127,129,131,133Xe, 127I, 133Cs; calculated levels, J, π. 127,133Xe, 129,133Cs, 131,133I; calculated β-decay log ft. Microscopic quasiparticle-phonon model.
doi: 10.1103/PhysRevC.57.1237
1997LH01 Z.Phys. A358, 317 (1997) G.Lhersonneau, B.Pfeiffer, J.R.Persson, J.Suhonen, J.Toivanen, P.Campbell, P.Dendooven, A.Honkanen, M.Huhta, P.M.Jones, R.Julin, S.Juutinen, M.Oinonen, H.Penttila, K.Perajarvi, A.Savelius, W.Jicheng, J.C.Wang, J.Aysto Detailed Investigation of the β-Decay of the (9/2)+ Ground State of 99Nb to Levels in 99Mo RADIOACTIVITY 99Nb(β-) [from U(p, F), E=25 MeV]; measured Eγ, Iγ, γγ-, βγ-, γ(X-ray)-coin. 99Zr(β-) [from U(pp, F), E=25 MeV]; measured βγ-coin. 99Mo deduced levels, J, π. Quasiparticle RPA calculations, N=57 isotones level systematics.
doi: 10.1007/s002180050335
1997SU15 Z.Phys. A358, 297 (1997) J.Suhonen, J.Toivanen, A.S.Barabash, I.A.Vanushin, V.I.Umatov, R.Gurriaran, F.Hubert, Ph.Hubert Renormalized Proton-Neutron QRPA and Double Beta Decay of 82Se to Excited States in 82Kr RADIOACTIVITY 82Kr(2β); calculated 2ν-accompanied 2β-decay matrix element, T1/2, Eγ, Iγ. Renormalized proton-neutron quasiparticle RPA.
doi: 10.1007/s002180050333
1997TO05 Phys.Rev. C55, 2314 (1997) Study of Several Double-Beta-Decaying Nuclei using the Renormalized Proton-Neutron Quasiparticle Random-Phase Approximation RADIOACTIVITY 76Ge, 78Kr, 82Se, 96Zr, 106Cd, 130Te(2β); calculated 2ν-accompanied 2β-decay matrix elements, T1/2. Renormalized p-n quasiparticle RPA.
doi: 10.1103/PhysRevC.55.2314
1995TO09 Phys.Rev.Lett. 75, 410 (1995) Renormalized Proton-Neutron Quasiparticle Random-Phase Approximation and Its Application to Double Beta Decay RADIOACTIVITY 100Mo(2β); calculated 2ν-accompanied 2β transition amplitude vs particle-particle interaction strength. 100Mo(β-); calculated Gamow-Teller transition amplitude vs particle-particle interaction strength. Quasiparticle RPA, self-consistent treatment. NUCLEAR STRUCTURE 100Tc; calculated level energies. Quasiparticle RPA, self-consistent treatment.
doi: 10.1103/PhysRevLett.75.410
1995TO12 J.Phys.(London) G21, 1491 (1995) Microscopic Quasiparticle-Phonon Description of Odd-A Xe Isotopes NUCLEAR STRUCTURE 127,129,131,133Xe; calculated levels. 127,133,135Xe, 129,131Cs, 131,133I; calculated Gamow-Teller β-decay log ft. Microscopic quasiparticle-phonon model.
doi: 10.1088/0954-3899/21/11/007
1993TO08 Phys.Lett. 316B, 7 (1993) J.Toivanen, M.Koskinen, J.Suhonen Microscopic Calculation of the Detour Contribution to the Internal Bremsstrahlung Spectrum of 204Tl NUCLEAR STRUCTURE 204Tl, 204Hg; calculated Gamow-Teller, E1 transition strength distribution; deduced detour transitions contribution to 204Tl internal bremsstrahlung spectrum. Quasiparticle RPA.
doi: 10.1016/0370-2693(93)90648-2
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