NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = M.Rysavy Found 35 matches. 2021KO34 Phys.Lett. B 820, 136593 (2021) A.Kovalik, A.Kh.Inoyatov, L.L.Perevoshchikov, M.Rysavy, D.V.Filosofov, P.Alexa, J.Kvasil The first experimental evidence for the (M1 + E2) mixed character of the 9.2 keV transition in 227Th RADIOACTIVITY 227Ac(β-); measured decay products, Eβ, Iβ; deduced internal conversion coefficients, spectroscopic admixture parameter. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2021.136593
2021KO39 Eur.Phys.J. A 57, 285 (2021) A.Kovalik, A.Kh.Inoyatov, L.L.Perevoshchikov, M.Rysavy, D.V.Filosofov, J.A.Dadakhanov Experimental investigation of the 9.2 and 24.3 keV nuclear transitions in 227Th RADIOACTIVITY 227Ac(β-); measured decay products, Eβ, Iβ, Eγ, Iγ; deduced electron spectra, subshell conversion electron lines, γ-ray energies, transition multipolarities, subshell internal conversion coefficients (ICC), widths. Comparison with available data.
doi: 10.1140/epja/s10050-021-00577-7
2019KO17 Eur.Phys.J. A 55, 131 (2019) A.Kovalik, A.Kh.Inoyatov, L.L.Perevoshchikov, M.Rysavy, D.V.Filosofov, J.A.Dadakhanov An experimental investigation of the 15.1 keV M1 + E2 nuclear transition in 227Th from the β- decay of 227Ac RADIOACTIVITY 227Ac(β-); measured decay products, Eβ, Iβ, M-, N- and O-subshell conversion electrons using a high resolution combined electrostatic electron spectrometer at DLNP-JINR-Dubna; deduced precise transition energy and M1+E2 mixing ratio for the 15.1-keV transition in 227Th from its second excited state.
doi: 10.1140/epja/i2019-12812-5
2016IN02 Eur.Phys.J. A 52, 133 (2016) A.Kh.Inoyatov, A.Kovalik, D.V.Filosofov, M.Rysavy, L.L.Perevoshchikov, A.Baimukhanova Improved energy of the 21.5 keV M1 + E2 nuclear transition in 151Eu NUCLEAR REACTIONS 151Gd(e, γ)151Eu, E=0-50000 eV; measured 21.5 keV M1+E2 transition using internal conversion electron spectroscopy; deduced L1, 2, L3 conversion electron lines energies, δ(E2/M1) multipolarity admixture, parameters; calculated internal conversion coefficients. Compared with other results.
doi: 10.1140/epja/i2016-16133-y
2015IN02 Eur.Phys.J. A 51, 65 (2015) A.Kh.Inoyatov, A.Kovalik, D.V.Filosofov, M.Rysavy, L.L.Perevoshchikov, Yu.B.Gurov First direct high-precision energy determination for the 8.4 and 20.7 keV nuclear transitions in 169Tm RADIOACTIVITY 169Yb(EC); measured internal conversion electron lines using ICES (Internal Conversion electron spectroscopy) to individual subshells; calculated internal conversion coefficients with and without nuclear structure effect. 169Tm deduced transition energy for 8.4 keV M1+E2, 20.7 keV M1+E2 and 63.1 E1 transitions, internal conversion coefficients for mixed M1+E2 transitions. Compared to other data and calculations.
doi: 10.1140/epja/i2015-15065-4
2014IN02 Eur.Phys.J. A 50, 59 (2014) A.Kh.Inoyatov, M.Rysavy, A.Kovalik, D.V.Filosofov, V.S.Zhdanov, Yu.V.Yushkevich Improved energies for the 5.2 keV M1 and 42.0 keV M2 nuclear transitions in 83Rb RADIOACTIVITY 83Sr(EC); measured Eβ, Iβ, electron conversion lines using high-resolution electrostatic spectrometer. 83Rb calculated IC coefficients; deduced γ transition energies, multipolarity, natural atomic level widths.
doi: 10.1140/epja/i2014-14059-0
2011IN01 Eur.Phys.J. A 47, 64 (2011) A.Kh.Inoyatov, D.V.Filosofov, V.M.Gorozhankin, A.Kovahik, I.Adam, L.L.Perevoshchikov, M.Rysavy Improved characteristics of the 22.5 keV (M1 + E2) nuclear transition in 149Sm RADIOACTIVITY 145,146,147,148,149Eu(EC)[from Eu+p at E=500 MeV]; measured E(CE), I(CE), Eγ, Iγ; deduced intensity ratios, transition strengths, γ-multipolarity.
doi: 10.1140/epja/i2011-11064-9
2002DR09 Nucl.Instrum.Methods Phys.Res. B194, 112 (2002) O.Dragoun, A.Spalek, A.Kovalik, E.A.Yakushev, M.Rysavy, J.Frana, V.Brabec, A.F.Novgorodov, D.Liljequist Scattering of 7.3 keV Conversion Electrons from a 57Co Source Covered Gradually by Gold Absorbers of Various Thicknesses RADIOACTIVITY 57Co(EC); measured E(ce), I(ce), effect of gold absorber.
doi: 10.1016/S0168-583X(02)00688-2
2002SP06 Nucl.Instrum.Methods Phys.Res. B196, 357 (2002) A.Spalek, O.Dragoun, A.Kovalik, E.A.Yakushev, M.Rysavy, J.Frana, V.Brabec, A.F.Novgorodov, I.Cserny, J.Toth, D.Varga, L.Kover Study of the conversion electron and XPS spectra of radioactive 57Co sources RADIOACTIVITY 57Co(EC); measured conversion electron and X-ray spectra, influence of source backing material.
doi: 10.1016/S0168-583X(02)01340-X
2001RY04 At.Data Nucl.Data Tables 78, 129 (2001) K-Shell, L-Subshell, and Total Internal Conversion Coefficients for Superheavy Elements NUCLEAR STRUCTURE Z=104-126; calculated internal conversion coefficients.
doi: 10.1006/adnd.2001.0859
2000DR02 Appl.Radiat.Isot. 52, 387 (2000) O.Dragoun, A.Spalek, M.Rysavy, A.Kovalik, E.A.Yakushev, V.Brabec, J.Frana, D.Venos Improved Methods of Measurement and Analysis of Conversion Electron and β-Particle Spectra RADIOACTIVITY 241Pu(β-); measured Eβ, Iβ; deduced electron scattering effects, source stability features.
doi: 10.1016/S0969-8043(99)00183-9
2000DR13 J.Phys.(London) G26, 1461 (2000) Internal Conversion Coefficients for Superheavy Elements NUCLEAR STRUCTURE Z=110-125; calculated ICC.
doi: 10.1088/0954-3899/26/10/302
2000RY04 J.Phys.(London) G26, 1859 (2000) On the Reliability of the Theoretical Internal Conversion Coefficients NUCLEAR STRUCTURE Fe, Br, I, Cs, Sm, Os, At, Fr; calculated ICC. Dependence on model approximations and parameters discussed.
doi: 10.1088/0954-3899/26/12/309
1999DR13 J.Phys.(London) G25, 1839 (1999) O.Dragoun, A.Spalek, M.Rysavy, A.Kovalik, E.A.Yakushev, V.Brabec, A.F.Novgorodov, N.Dragounova, J.Rizek Search for an Admixture of Heavy Neutrinos in the β-Decay of 241Pu RADIOACTIVITY 241Pu(β-); measured β spectrum; deduced heavy neutrino admixture upper limits.
doi: 10.1088/0954-3899/25/9/307
1998KO61 J.Phys.(London) G24, 2247 (1998) A.Kovalik, E.A.Yakushev, V.M.Gorozhankin, A.F.Novgorodov, M.Rysavy The Low-Energy Electron Spectrum from the α-Decay of 241Am RADIOACTIVITY 241Am(α); measured E(ce), I(ce). 237Np deduced transitions energies. Electrostatic spectrometer.
doi: 10.1088/0954-3899/24/12/009
1998RY06 Prog.Part.Nucl.Phys. 40, 335 (1998) M.Rysavy, V.Brabec, O.Dragoun, N.Dragounova, A.Spalek, J.Rizek, A.Kovalik, A.F.Novgorodov Measurements of 241Pu β-Spectrum in Search for Admixture of Massive Neutrinos RADIOACTIVITY 241Pu(β-); measured β spectra; deduced massive neutrino admixture upper limit.
doi: 10.1016/S0146-6410(98)00043-X
1997FI13 Meas.Tech.(USSR) 40, 807 (1997) M.Fiser, V.Brabec, O.Dragoun, N.Dragounova, M.Rysavy, A.Kh.Inoyatov Use of 99mTc as an energy standard for electron spectroscopy: Promise and limitations RADIOACTIVITY 99Tc(IT); measured decay products, Eβ, Iβ; deduced ce spectra, radioactive source recommendations.
doi: 10.1007/BF02504441
1996GO06 J.Phys.(London) G22, 377 (1996) V.M.Gorozhankin, V.G.Kalinnikov, A.Kovalik, A.A.Solnyshkin, A.F.Novgorodov, N.A.Lebedev, N.Yu.Kotovsky, E.A.Yakushev, M.A.Mahmoud, M.Rysavy The Problem of the Anomaly in the 158Er Beta Decay Solved RADIOACTIVITY 158,161Er(β+) [from Ta(p, X), E=640 MeV]; measured I(ce), Eγ, Iγ. 158,161Ho deduced levels, J, π, γ multipolarity in some cases.
doi: 10.1088/0954-3899/22/3/011
1995DR08 Nucl.Instrum.Methods Phys.Res. A365, 385 (1995) O.Dragoun, M.Rysavy, N.Dragounova, V.Brabec, M.Fiser An Improved Method for the Measurement of Fine Effects in Electron Spectra RADIOACTIVITY 241Pu(α), (β-); measured β spectra; 99mTc(IT), (β-); measured I(ce). Electron spectra fine effects measurement improved method.
doi: 10.1016/0168-9002(95)00631-1
1993DR01 Phys.Rev. C47, 870 (1993) O.Dragoun, M.Rysavy, C.Gunther Multipole Character of the Proposed 220 eV Transition in 229Pa NUCLEAR STRUCTURE 229Pa; calculated transitions ICC; deduced induced electric dipole moment, E1 transition enhancement features.
doi: 10.1103/PhysRevC.47.870
1992DR06 J.Phys.(London) G18, 1991 (1992) Systematic Errors in the Tables of Theoretical Total Internal Conversion Coefficients NUCLEAR STRUCTURE Z=30, 60, 92; calculated different multipole transition ICC; deduced systematic errors in other work.
doi: 10.1088/0954-3899/18/12/013
1992RY01 Europhys.Lett. 17, 303 (1992) What Can We Learn from the Internal-Conversion Electron Spectra of Multiply Charged Krypton Ions ( Question ) NUCLEAR STRUCTURE 83Kr; calculated ICC for transition; deduced E2 admixture importance in evaluating I(ce).
doi: 10.1209/0295-5075/17/4/004
1987DR06 Z.Phys. A326, 279 (1987) O.Dragoun, V.Brabec, M.Rysavy, A.Spalek, K.Freitag Some Nuclear and Atomic Properties of 201Hg Determined by Conversion Electron Spectroscopy RADIOACTIVITY 201Tl(EC); measured ce spectra, I(ce). 201Hg levels deduced ICC ratios, B(M1), δ, natural line widths. Electrostatic spectrometer. Theoretical calculations.
1987KO38 J.Phys.(London) B20, 3997 (1987) A.Kovalik, A.Inoyatov, A.F.Novgorodov, V.Brabec, M.Rysavy, Ts.Vylov, O.Dragoun, A.Minkova K Auger Spectrum of Iron from the 57Co Decay ATOMIC PHYSICS 57Fe; measured Auger electrons E(e), I(e). Electrostatic spectrometer, 57Co source.
doi: 10.1088/0022-3700/20/16/012
1983BR09 Z.Phys. A311, 37 (1983) V.Brabec, O.Dragoun, M.Rysavy, M.Fiser, A.Kovalik, I.Cserny, I.Kadar The KLL Auger Spectrum of Manganese RADIOACTIVITY 55Fe(EC); measured Auger spectra. 55Mn deduced subshell intensity ratios.
doi: 10.1007/BF01411604
1983HA53 Hyperfine Interactions 13, 257 (1983) Effect of Chemical Structure on the Electron Density at the Tellurium Nucleus NUCLEAR STRUCTURE 125Te; calculated chemical influence on Mossbauer transition ICC. Rescaled Slater exchange term, muffin-tin approximated local potential.
doi: 10.1007/BF01027255
1982BR16 Z.Phys. A306, 347 (1982) V.Brabec, M.Rysavy, O.Dragoun, M.Fiser, A.Kovalik, Cs.Ujhelyi, D.Berenyi Nuclear Structure and Chemical Effects in Internal Conversion of the 35 keV M1 + E2 Transition in 125Te RADIOACTIVITY 125I(EC) [from 124Xe(n, γ)125Xe(decay)]; measured I(ce). 125Te transition deduced ICC, subshell ratios, δ. Iron yoke π square root 2 magnetic spectrometer.
doi: 10.1007/BF01432375
1982DR10 Nucl.Phys. A391, 29 (1982) O.Dragoun, V.Brabec, A.Mastalka, A.Kovalik, M.Rysavy, M.Ya.Kuznetsova, Yu.V.Norseev Low-Energy Transition Depopulating the Isomeric 8+ Level in 208Po RADIOACTIVITY 208At(EC) [from 209Bi(3He, 4n)]; measured I(ce). 208Po deduced ICC ratios, γ-multipolarity.
doi: 10.1016/0375-9474(82)90217-2
1981DR03 Czech.J.Phys. B31, 246 (1981) O.Dragoun, M.Rysavy, F.Becvar, V.Brabec Internal Conversion Calculations in Hartree-Fock Atomic Model: Improved agreement with experiment NUCLEAR STRUCTURE 109Ag, 113In, 139La, 182W, 198,199Hg; calculated ICC for E2, E3, M1, M4 transitions. Hartree-Fock, Hartree-Fock-Slater models.
doi: 10.1007/BF01604506
1981FU06 Z.Phys. A299, 283 (1981) M.Fujioka, M.Takashima, M.Kanbe, O.Dragoun, M.Rysavy Internal Conversion of Valence Shell Electrons: Measurement and analysis for the 10.84 keV transition in 206Bi RADIOACTIVITY 206Po [from 209Bi(p, 4n), E=39 MeV]; measured I(ce); 207Po [from 209Bi(p, 3n), E=25 MeV]; measured Auger spectra. 206Bi transition deduced γ-multipolarity, structure effects. ATOMIC PHYSICS Bi; calculated ICC; deduced valence shell configurations. Relativistic Hartree-Fock model.
doi: 10.1007/BF01441269
1980RY04 Comput.Phys.Commun. 19, 93 (1980) A Computer Program for Determination of Nuclear Parameters from Initial Conversion Experiments NUCLEAR STRUCTURE 199Hg; analyzed transition data; deduced model parameters. Discussion of computer code.
doi: 10.1016/0010-4655(80)90069-7
1979DR11 Z.Phys. A292, 399 (1979) What Atomic Model Should Be Used in Internal Conversion Calculations (Question) ATOMIC PHYSICS 109Ag, 113In, 139La, 182W, 198,199Hg; calculated ICC. Hartree-Fock-slater, Hartree-Fock models.
doi: 10.1007/BF01546440
1977DR06 Z.Phys. A281, 347 (1977) O.Dragoun, V.Brabec, M.Rysavy, A.Spalek Internal Conversion Coefficients in the Hartree-Fock Atomic Model. Calculations and Experiments for 199Hg RADIOACTIVITY 199Au; measured I(ce). 199Hg transitions deduced λ, ICC, δ.
doi: 10.1007/BF01408182
1977RY01 Czech.J.Phys. 27B, 538 (1977) M.Rysavy, O.Dragoun, M.Vinduska Nuclear Structure Effect in Internal Conversion of the 166 keV Hindered M1 Transition in 139La NUCLEAR STRUCTURE 139La; calculated ICC; deduced penetration parameter, β, λ.
doi: 10.1007/BF01587131
1976DR07 Z.Phys. A279, 107 (1976) O.Dragoun, V.Brabec, M.Rysavy, J.Plch, J.Zderadicka Internal Conversion of High-Multipolarity Transitions in 109Ag and 113In RADIOACTIVITY 109Cd; measured ICC. 109Ag, 113In transition calculated ICC.
doi: 10.1007/BF01409097
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