NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = R.A.Senkov Found 16 matches. 2018KA12 At.Data Nucl.Data Tables 120, 1 (2018) S.Karampagia, R.A.Senkov, V.Zelevinsky Level density of the sd-nuclei-Statistical shell-model predictions NUCLEAR STRUCTURE 19,20,21,22,23,24,25,26,27F, 19,20,21,22,23,24,25,26,27,28,29Ne, 20,21,22,23,24,25,26,27,28,29,30,31Na, 22,23,24,25,26,27,28,29,30,31Mg, 22,23,24,25,26,27,28,29,30,31,32Al, 23,24,25,26,27,28,29,30,31,32,33Si, 24,25,26,27,28,29,30,31,32,33,34P, 26,27,28,29,30,31,32,33,34,35S, 28,29,30,31,32,33,34,35,36Cl, 30,31,32,33,34,35,36,37Ar, 32,33,34,35,36,37K; calculated nuclear level density using the configuration-interaction nuclear shell model; deduced the parameters of the Constant Temperature phenomenological model.
doi: 10.1016/j.adt.2017.08.001
2016SE04 Phys.Rev. C 93, 044334 (2016) Shell-model calculation of neutrinoless double-β decay of 76Ge RADIOACTIVITY 76Ge(2β-); calculated nuclear matrix elements (NMEs) for 0νββ decay mode using a realistic shell-model approach beyond the closure approximation with realistic jj44 model space and JUN45 effective Hamiltonian. NUCLEAR STRUCTURE 76Ge, 76Se; calculated neutron occupancies of the p, f5/2 and g9/2 orbitals. 44,46,48Ca, 76Ge, 82Se; calculated optimal closure energies for GXPF1A, FPD6, and KB3G and JUN45 effective Hamiltonians. Comparison of occupation probabilities and Gamow-Teller strength with experimental data.
doi: 10.1103/PhysRevC.93.044334
2014BR22 Phys.Rev.Lett. 113, 262501 (2014) B.A.Brown, M.Horoi, R.A.Senkov Nuclear Structure Aspects of Neutrinoless Double-β Decay RADIOACTIVITY 76Ge, 48Ca, 82Se(2β-); calculated nuclear matrix elements as sums of products over the intermediate nucleus with two less nucleons; deduced the importance of the ground state of intermediate nucleus.
doi: 10.1103/PhysRevLett.113.262501
2014KW04 Phys.Rev. C 89, 045502 (2014) A.A.Kwiatkowski, T.Brunner, J.D.Holt, A.Chaudhuri, U.Chowdhury, M.Eibach, J.Engel, A.T.Gallant, A.Grossheim, M.Horoi, A.Lennarz, T.D.Macdonald, M.R.Pearson, B.E.Schultz, M.C.Simon, R.A.Senkov, V.V.Simon, K.Zuber, J.Dilling New determination of double-β-decay properties on 48Ca High-precision Qββ-value measurement and improved nuclear matrix element calculations ATOMIC MASSES 48Ca, 48Ti; measured cyclotron-frequencies, resonances using TITAN system consisting of radio frequency quadrupole (RFQ) beam cooler and buncher, an electron beam ion trap (EBIT), and a Penning trap (MPET) at ISAC-TRIUMF facility; deduced Q value for double β decay of 48Ti. Comparison with previous measurements and atomic mass evaluations (AME-2003 and AME-2012). RADIOACTIVITY 48Ca(2β-); measured precise Q-value using TITAN system at ISAC-TRIUMF facility; calculated ββ nuclear matrix element by including effects of levels outside the valence space in a shell-model; discussed case for a new experiment on double-beta decay of 48Ca.
doi: 10.1103/PhysRevC.89.045502
2014SE10 Phys.Rev. C 89, 054304 (2014) R.A.Sen'kov, M.Horoi, B.A.Brown Neutrinoless double-β decay of 82Se in the shell model: Beyond the closure approximation RADIOACTIVITY 82Se(2β-); calculated nuclear matrix elements for neutrinoless double-beta decay (0νββ). Shell-model techniques using CD-Bonn-, Miller-Spencer-, and AV18-based short-range correlation (SRC) methods. Comparison with other theoretical calculations. Relevance to SuperNEMO experiment.
doi: 10.1103/PhysRevC.89.054304
2014SE21 Phys.Rev. C 90, 051301 (2014) Accurate shell-model nuclear matrix elements for neutrinoless double-β decay RADIOACTIVITY 76Ge(2β-); calculated nuclear matrix elements (NMEs), and average closure energies for neutrinoless double-β decay using realistic shell-model approach beyond closure approximation. 44,46,48Ca, 76Ge, 82Ge(2β-); calculated optimal closure energies for GXPF1A, FPD6, and KB3G for Ca and JUN45 for Ge and Se isotopes.
doi: 10.1103/PhysRevC.90.051301
2013SE22 Phys.Rev. C 88, 064312 (2013) Neutrinoless doubleβ in the shell model: Closure versus nonclosure approximation RADIOACTIVITY 48Ca(2β-); calculated the 0νββ nuclear matrix elements (NMEs) using closure approximation, a nonclosure approach, and a combined new method within shell model. 44,46Ca; calculated closure NME for fictitious 0νββ decay.
doi: 10.1103/PhysRevC.88.064312
2010SE09 Phys.Rev. C 82, 024304 (2010) High-performance algorithm to calculate spin- and parity-dependent nuclear level densities NUCLEAR STRUCTURE 28Si, 52Fe, 52Cr, 60Zn, 64Ge, 68Se, 70Br; calculated spin and parity dependent shell model nuclear level density using moments method in the proton-neutron formalism. Comparisons with exact shell-model calculations. Calculations performed on FRANKLIN supercomputer.
doi: 10.1103/PhysRevC.82.024304
2008SE09 Phys.Rev. C 78, 044304 (2008) R.A.Senkov, G.F.Bertsch, B.A.Brown, Y.L.Luo, V.G.Zelevinsky Many-body approximations in the sd-shell "sandbox" NUCLEAR STRUCTURE A=16-40;Z=8-20; calculated ground-state energies, pairing correlation energies, intrinsic electric quadrupole moments using Hartree-Fock variational scheme and exact binding energy differences solution.
doi: 10.1103/PhysRevC.78.044304
2007AU07 Phys.Atomic Nuclei 70, 1654 (2007) N.Auerbach, V.F.Dmitriev, V.V.Flambaum, A.Lisetskiy, R.A.Senkov, V.G.Zelevinsky Is it possible to enhance the nuclear Schiff moment by nuclear collective modes? NUCLEAR MOMENTS 217,219,221Ra, 217,219,221Rn; calculated the nuclear Schiff moment using the QRPA formalism.
doi: 10.1134/S106377880709027X
2006AU02 Phys.Rev. C 74, 025502 (2006) N.Auerbach, V.F.Dmitriev, V.V.Flambaum, A.Lisetskiy, R.A.Sen'kov, V.G.Zelevinsky Nuclear Schiff moment in nuclei with soft octupole and quadrupole vibrations NUCLEAR STRUCTURE 217,219,221Ra; calculated Schiff moments, role of soft collective quadrupole and octupole vibrations. Quasiparticle RPA. NUCLEAR MOMENTS 217,219,221Ra; calculated Schiff moments, role of soft collective quadrupole and octupole vibrations. Quasiparticle RPA.
doi: 10.1103/PhysRevC.74.025502
2005DM01 Phys.Rev. C 71, 035501 (2005) V.F.Dmitriev, R.A.Senkov, N.Auerbach Effects of core polarization on the nuclear Schiff moment NUCLEAR MOMENTS 129Xe, 133Cs, 199Hg, 211Rn, 213,225Ra, 223Fr; calculated Schiff moments, core polarization contributions. NUCLEAR STRUCTURE 129Xe, 133Cs, 199Hg, 211Rn, 213,225Ra, 223Fr; calculated Schiff moments, core polarization contributions.
doi: 10.1103/PhysRevC.71.035501
2004DM02 Yad.Fiz. 67, 1827 (2004); Phys.Atomic Nuclei 67, 1799 (2004) Schiff Moment of the Mercury Nucleus and the Proton Dipole Moment NUCLEAR MOMENTS 199Hg; calculated Schiff moment, core polarization effects, nucleon contributions. 1n, 1H deduced electric dipole moment upper limits.
doi: 10.1134/1.1811181
2003DM01 Yad.Fiz. 66, 1988 (2003); Phys.Atomic Nuclei 66, 1940 (2003) P- and T-Violating Schiff Moment of the Mercury Nucleus NUCLEAR STRUCTURE 199Hg; calculated Schiff moment, core polarization effects. RPA approach, P- and T-violating interaction. NUCLEAR MOMENTS 199Hg; calculated Schiff moment, core polarization effects. RPA approach, P- and T-violating interaction.
doi: 10.1134/1.1619505
2003DM02 Phys.Rev.Lett. 91, 212303 (2003) Schiff Moment of the Mercury Nucleus and the Proton Dipole Moment NUCLEAR MOMENTS 199Hg; calculated nucleon dipole moment contributions to Schiff moment. 1H deduced electric dipole moment upper limit.
doi: 10.1103/PhysRevLett.91.212303
2002SE04 Nucl.Phys. A706, 351 (2002) Nuclear Magnetization Distribution and Hyperfine Splitting in Bi82+ Ion NUCLEAR MOMENTS 207Pb, 209Bi; calculated hfs, core polarization effects for hydrogen-like ions.
doi: 10.1016/S0375-9474(02)00759-5
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