NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = V.A.Rubchenya Found 55 matches. 2022GI08 Phys.Lett. B 833, 137309 (2022) S.Giraud, L.Canete, B.Bastin, A.Kankainen, A.F.Fantina, F.Gulminelli, P.Ascher, T.Eronen, V.Girard Alcindor, A.Jokinen, A.Khanam, I.D.Moore, D.A.Nesterenko, F.de Oliveira Santos, H.Penttila, C.Petrone, I.Pohjalainen, A.De Roubin, V.A.Rubchenya, M.Vilen, J.Aysto Mass measurements towards doubly magic 78Ni: Hydrodynamics versus nuclear mass contribution in core-collapse supernovae ATOMIC MASSES 74,75Ni, 76,76m,77,78Cu, 79,79mZn; measured cyclotron resonance frequencies using time-of-flight ion-cyclotron-resonance (TOF-ICR) technique at the ISISOL-JYFLTRAP facility of the University of Jyvaskyla; deduced mass excesses, and compared with previously available experimental values and with AME2020 evaluation. Isotopes produced in U(p, F), E=35 MeV at the Ion-Guide Isotope Separator On-Line (IGISOL) facility in Jyvaskyla, followed by mass separation of fission fragments. Z=26-39, N=44-51; systematics of experimental and theoretical values of two-neutron shell-gap energies.
doi: 10.1016/j.physletb.2022.137309
2020CA08 Phys.Rev. C 101, 041304 (2020), Erratum Phys.Rev. C 103, 029901 (2021) L.Canete, S.Giraud, A.Kankainen, B.Bastin, F.Nowacki, A.Poves, P.Ascher, T.Eronen, V.Alcindor, A.Jokinen, A.Khanam, I.D.Moore, D.A.Nesterenko, F.De Oliveira Santos, H.Penttila, C.Petrone, I.Pohjalainen, A.de Roubin, V.A.Rubchenya, M.Vilen, J.Aysto Precision mass measurements of 67Fe and 69, 70Co: Nuclear structure toward N = 40 and impact on r-process reaction rates ATOMIC MASSES 67Fe, 69,69m,70Co; measured mass excesses using time of flight-ion cyclotron resonance technique with the JYFLTRAP double Penning trap mass spectrometer. 69mCo; deduced level energy of 1/2- intruder state. Comparison with evaluated data in AME2016. Systematics of S(2n) values and two-neutron shell gap parameter for Z=25-28, N=35-45 nuclei. NUCLEAR STRUCTURE 67,69,71Co; calculated levels, J, π using shell-model for the spherical and 1/2- intruder bands. Comparison with experimental data. NUCLEAR REACTIONS 68Fe, 69Co(γ, n), T=0.5-5 GK; calculated astrophysical reaction rates, and mass-related uncertainties for the astrophysical r process calculations.
doi: 10.1103/PhysRevC.101.041304
2016GI07 Phys.Atomic Nuclei 79, 1367 (2016) K.B.Gikal, E.M.Kozulin, A.A.Bogachev, N.T.Burtebaev, A.V.Edomskiy, I.M.Itkis, M.G.Itkis, G.N.Knyazhev, K.V.Kovalchuk, T.N.Kvochkina, E.Piasecki, V.A.Rubchenya, S.K.Sahiev, W.H.Trzaska, E.Vardaci Proton induced fission of 232Th at intermediate energies NUCLEAR REACTIONS 232Th(p, f), E=7, 10, 13, 20, 40, 55 MeV; measured fission fragments mass, energy using two ToF arms of the CORSET spectrometer, Ep, Ip using four Si surface-barrier detectors, En, In(θ) using 8 liquid NE213, n(fragment)-coin; deduced mass-energy distribution of the fission fragments, TKE, yield, pre-neutron mass distribution of fission fragments, pre-equilibrium neutron multiplicity, pres-scission neutron multiplicity (from compound nucleus), σ, division of total σ between symmetric and asymmetric fission models, σ(θ, En).
doi: 10.1134/S1063778816090040
2016PE05 Eur.Phys.J. A 52, 104 (2016) H.Penttila, D.Gorelov, V.-V.Elomaa, T.Eronen, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, I.D.Moore, J.Parkkonen, K.Perajarvi, I.Pohjalainen, S.Rahaman, S.Rinta-Antila, J.Rissanen, V.A.Rubchenya, A.Saastamoinen, V.Simutkin, T.Sonoda, C.Weber, A.Voss, J.Aysto Independent isotopic yields in 25 MeV and 50 MeV proton-induced fission of natU NUCLEAR REACTIONS U(p, F), E=25, 50 MeV; measured fission products using JYFLTRAP facility; deduced isotope yields from Zn to La. Compared with other measurements.
doi: 10.1140/epja/i2016-16104-4
2015AA02 Bull.Rus.Acad.Sci.Phys. 79, 848 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 941 (2015) J.Aaltonen, E.A.Gromova, V.A.Jakovlev, K.Helariutta, N.A.Maltsev, H.Penttila, V.A.Rubchenya, W.H.Trzaska, S.Salminen-Paatero Formation of heavy neutron-deficient nuclides in 3He-induced reactions NUCLEAR REACTIONS 235U(3He, X)234Pu/236Pu/237Pu/234Np/235Np/236Np, E=20.4-42.0 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced σ. Comparison with FIPRODY and FRESCO calculations.
doi: 10.3103/S1062873815070047
2015RU08 Bull.Rus.Acad.Sci.Phys. 79, 883 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 980 (2015) A consistent model for describing prompt fission neutrons NUCLEAR REACTIONS 235U(n, F), E=14.7 MeV; calculated neutron spectra and multiplicities. Comparison with available data. RADIOACTIVITY 244,246,248,250,252,254,256,257Fm, 252Cf(SF); calculated neutron spectra and multiplicities. Comparison with available data.
doi: 10.3103/S1062873815070199
2012RU03 Eur.Phys.J. A 48, 44 (2012) Consistent theoretical model for the description of the neutron-rich fission product yields NUCLEAR REACTIONS 238U(n, F), (p, F), E=0-100 MeV; calculated pre-equilibrium and prescission statistical neutron multiplicity. Compared with data. 245Cm(n, F), E=thermal; analyzed data; deduced fission mode parameter. 238U(n, F), E*=0-100 MeV; calculated fission mode weigths. Compared with data. 232Th(p, F), E=13, 25, 30, 40, 55 MeV; calculated fission fragment yields, σ. Compared with data. 238U(p, F), E=40, 50 MeV; calculated Cs formation σ; compared with data. 238U(n, F), E=5, 10 MeV;238U(p, F), E=30 MeV;238U(γ, F), E=15 MeV calculated fission fragments σ. Combination of more models for the stages of reaction.
doi: 10.1140/epja/i2012-12044-3
2011TO14 Eur.Phys.J. A 47, 158 (2011) S.Yu.Torilov, M.Brenner, V.Z.Goldberg, K.A.Gridnev, S.V.Khlebnikov, T.V.Korovitskaya, T.Lonnroth, M.Mutterer, M.Norrby, B.G.Novatski, V.A.Rubchenya, J.M.K.Slotte, Yu.G.Sobolev, W.H.Trzaska, G.P.Tyurin, L.I.Vinogradov, V.I.Zherebchevsky High-spin states in 22Ne populated in the 14C(12C, α) reaction NUCLEAR REACTIONS 14C(12C, 2α), E=44 MeV; measured Eα, Iα(θ), αα-coin, αα angular correlations. 22Ne deduced high-spin levels, J, π, moment of inertia, 20,22Ne yrast lines.
doi: 10.1140/epja/i2011-11158-4
2010KO16 Phys.Lett. B 686, 227 (2010) E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, A.A.Bogachev, L.Krupa, T.A.Loktev, S.V.Smirnov, V.I.Zagrebaev, J.Aysto, W.H.Trzaska, V.A.Rubchenya, E.Vardaci, A.M.Stefanini, M.Cinausero, L.Corradi, E.Fioretto, P.Mason, G.F.Prete, R.Silvestri, S.Beghini, G.Montagnoli, F.Scarlassara, F.Hanappe, S.V.Khlebnikov, J.Kliman, A.Brondi, A.Di Nitto, R.Moro, N.Gelli, S.Szilner Investigation of the reaction 64Ni + 238U being an option of synthesizing element 120 NUCLEAR REACTIONS 238U(48Ca, X), E=220-260 MeV; 238U(64Ni, X), E=320-385 MeV; measured fragment yields and energy distributions using CORSET time-of-flight spectrometer; deduced σ; analyzed reaction mechanism features using Viola systematics. 244Pu(58Fe, X), E=328 MeV; analyzed data. Discussed superheavy element formation.
doi: 10.1016/j.physletb.2010.02.041
2009RU09 Int.J.Mod.Phys. E18, 830 (2009) V.A.Rubchenya, W.H.Trzaska, E.Vardaci Neck fragmentation in fission and quasifission of heavy and superheavy nuclei NUCLEAR REACTIONS 241Pu(n, f), E=thermal; calculated yields of light charged particles; compared to data; Pb(86Kr, α), E=600 MeV; calculated σ(θ). Compared to data.
doi: 10.1142/S0218301309012938
2008KN01 Phys.Part. and Nucl.Lett. 5, 21 (2008); Pisma Zh.Fiz.Elem.Chast.Atom.Yadra No.1 [143], 40 (2008) G.N.Knyazheva, M.G.Itkis, S.V.Khlebnikov, E.M.Kozulin, V.G.Lyapin, V.A.Rubchenya, W.Trzaska The influence of the entrance channel on the formation and decay of the compound nucleus 250No NUCLEAR REACTIONS 206Pb(44Ca, X), E=217, 227 MeV; 186W(64Ni, X), E=300, 311 MeV; measured mass-energy distributions of binary fragments, σ(θ) for fissionlike fragments. 250No; deduced influence of mass assymetry of the entrance channel in compound nucleus formation.
doi: 10.1134/S1547477108010044
2007IT03 Int.J.Mod.Phys. E16, 957 (2007) M.G.Itkis, A.A.Bogachev, I.M.Itkis, G.N.Knyazheva, N.A.Kondratiev, E.M.Kozulin, L.Krupa, Yu.Ts.Oganessian, I.V.Pokrovsky, E.V.Prokhorova, A.Ya.Rusanov, V.M.Voskresenski, V.A.Rubchenya, W.H.Trzaska The process of fusion-fission of superheavy nuclei NUCLEAR REACTIONS 208Pb(48Ca, X), (50Ti, X), (56Fe, X), (86Kr, X), E not given; 208Pb, 238U, 244Pu, 248Cm(48Ca, X), E not given; measured fragment mass distributions, yields and cross sections.
doi: 10.1142/S0218301307006423
2007RU10 Phys.Rev. C 75, 054601 (2007) Prompt fission neutron emission in neutron and proton induced reactions at intermediate energies NUCLEAR REACTIONS 238U(n, f), 238U(n, f), 242Pu(p, f), E< 100 MeV; calculated σ, prompt neutron spectra, and neutron multiplicities using a generalized model. Compared results to data.
doi: 10.1103/PhysRevC.75.054601
2006RU10 Phys.Atomic Nuclei 69, 1388 (2006) V.A.Rubchenya, A.A.Alexandrov, S.V.Khlebnikov, V.G.Lyapin, V.A.Maslov, Yu.E.Penionzhkevich, G.Prete, Yu.G.Sobolev, G.P.Tyurin, W.H.Trzaska, D.N.Vakhtin, E.Vardaci Light Particle Accompanied Quasifission in Superheavy Composite Systems NUCLEAR REACTIONS 208Pb(86Kr, pX), (86Kr, αX), E=500, 600 MeV; measured Ep, Eα, σ(E, θ), heavy fragment energy and mass distributions; deduced α-particle accompanied quasifission.
doi: 10.1134/S1063778806080175
2005RU21 Iader.Fiz.Enerh. 6 no.2, 9 (2005); Nuc.phys.atom.energ. 6, no.2, 9 (2005) Shells in superasymmetric nuclear fission NUCLEAR REACTIONS 236U, 243Am, 252Cf(n, F), E=thermal; calculated potential energy dependence on the light fragment charge. 245Cm, 239Pu(n, F), E=thermal; calculated fragments mass yields distribution. 236,250,260U(n, F), E=thermal; calculated potential energy at the scission point. 244,246,248Cm(n, F), E=thermal; calculated mean isobaric charge for fragment masses A=77-80. Comparison to experimental data.
doi: 10.15407/jnpae
2004IT05 Nucl.Phys. A734, 136 (2004) M.G.Itkis, J.Aysto, S.Beghini, A.A.Bogachev, L.Corradi, O.Dorvaux, A.Gadea, G.Giardina, F.Hanappe, I.M.Itkis, M.Jandel, J.Kliman, S.V.Khlebnikov, G.N.Kniajeva, N.A.Kondratiev, E.M.Kozulin, L.Krupa, A.Latina, T.Materna, G.Montagnoli, Yu.Ts.Oganessian, I.V.Pokrovsky, E.V.Prokhorova, N.Rowley, V.A.Rubchenya, A.Ya.Rusanov, R.N.Sagaidak, F.Scarlassara, A.M.Stefanini, L.Stuttge, S.Szilner, M.Trotta, W.H.Trzaska, D.N.Vakhtin, A.M.Vinodkumar, V.M.Voskresensky, V.I.Zagrebaev Shell effects in fission and quasi-fission of heavy and superheavy nuclei NUCLEAR REACTIONS 204Pb(12C, X), 144,154Sm, 168Er, 208Pb, 238U, 244Pu, 248Cm(48Ca, X), 208Pb, 244Pu, 248Cm(58Fe, X), 186W, 242Pu(64Ni, X), E* ≈ 30-50 MeV; calculated fission fragment kinetic energy and mass distributions, neutron and γ multiplicities; deduced shell effects in fission and quasi-fission processes.
doi: 10.1016/j.nuclphysa.2004.01.022
2004KN02 Nucl.Phys. A734, E25 (2004) G.N.Kniajeva, L.Krupa, A.A.Bogachev, G.G.Chubarian, O.Dorvaux, I.M.Itkis, M.G.Itkis, J.Kliman, S.Khlebnikov, N.A.Kondratiev, E.Kozulin, V.Lyapin, T.Materna, I.V.Pokrovsky, V.A.Rubchenya, W.H.Trzaska, D.Vakhtin, V.M.Voskressenski Neutron and gamma-ray emission in the proton induced fission of 238U and 242Pu NUCLEAR REACTIONS 242Pu, 238U(p, F), E=13, 20, 55 MeV; measured En, Eγ, prescission and postscission neutron and γ-ray multiplicities, fission fragment mass distributions, kinetic energy spectra.
doi: 10.1016/j.nuclphysa.2004.03.011
2004RU04 Nucl.Phys. A734, 253 (2004) V.A.Rubchenya, W.H.Trzaska, I.M.Itkis, M.G.Itkis, J.Kliman, G.N.Kniajeva, N.A.Kondratiev, E.M.Kozulin, L.Krupa, I.V.Pokrovsky, V.M.Voskressensky, F.Hanappe, T.Materna, O.Dorvaux, L.Stuttge, G.Chubarian, S.V.Khlebnikov, D.N.Vakhtin, V.G.Lyapin Fission dynamics in the proton induced fission of heavy nuclei NUCLEAR REACTIONS 242Pu(p, F), E=13, 20, 55 MeV; measured fission fragment mass distributions, kinetic energies, neutron multiplicities, σ(E, θ). Multi-parameter correlation analysis.
doi: 10.1016/j.nuclphysa.2004.01.047
2003RU07 Yad.Fiz. 66, 1500 (2003); Phys.Atomic Nuclei 66, 1454 (2003) V.A.Rubchenya, A.A.Alexandrov, S.V.Khlebnikov, V.G.Lyapin, V.A.Maslov, Yu.E.Penionzhkevich, G.Prete, Yu.V.Pyatkov, Yu.G.Sobolev, G.P.Tiourin, W.H.Trzaska, D.N.Vakhtin, J.Aysto Dynamics of Superheavy System 86Kr + 208Pb Reaction NUCLEAR REACTIONS 208Pb(86Kr, X), E=600 MeV/nucleon; measured fragments kinetic energy and mass distributions, α spectra, pre- and post-scission neutron multiplicity; deduced reaction mechanism features.
doi: 10.1134/1.1601750
2002RU04 Yad.Fiz. 65, 729 (2002); Phys.Atomic Nuclei 65, 697 (2002) V.A.Rubchenya, W.H.Trzaska, J.Aysto, A.A.Alexandrov, I.D.Alkhazov, K.-T.Brinkmann, A.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, M.Mutterer, Yu.E.Penionzhkevich, O.I.Osetrov, Z.Radivojevic, Yu.G.Sobolev, G.P.Tyurin, D.N.Vakhtin Inelastic Deuteron Breakup Followed by Fission at Intermediate Energy NUCLEAR REACTIONS 238U(d, F), (d, pF), (d, nF), E=65 MeV; measured proton spectra, neutron spectra, fission fragment mass distributions; deduced reaction mechanism features. Comparison with model predictions.
doi: 10.1134/1.1471276
2002RU07 Nucl.Phys. A701, 127c (2002) Production of Neutron Rich Isotopes in Fission. A Study for RNB Facilities NUCLEAR REACTIONS 235,238U(n, F), E=thermal; 238U, 244Pu(n, F), E=30 MeV; 238U(p, F), E=30, 40 MeV; 238U(γ, F), E=14 MeV; calculated fission fragment yields. Comparisons with data.
doi: 10.1016/S0375-9474(01)01560-3
2001PY01 Eur.Phys.J. A 10, 171 (2001) Yu.V.Pyatkov, Yu.E.Penionzhkevich, W.H.Trzaska, O.I.Osetrov, A.A.Alexandrov, I.A.Alexandrova, J.Aysto, K.-Th.Brinkmann, S.V.Khlebnikov, V.F.Kushniruk, A.V.Kuznetsov, V.G.Lyapin, V.A.Maslov, M.Mutterer, Z.Radivojevic, V.A.Rubchenya, Yu.G.Sobolev, G.P.Tiourin, D.N.Vakhtin Peculiarities in Fragment Mass Distribution in the 238U + 40Ar (243 MeV) Reaction NUCLEAR REACTIONS 238U(40Ar, X), E=243 MeV; measured fragments mass distributions, kinetic energies, neutron spectra; deduced fine structure in mass distribution.
doi: 10.1007/s100500170129
2001RU07 Nucl.Instrum.Methods Phys.Res. A463, 653 (2001) V.A.Rubchenya, W.H.Trzaska, D.N.Vakhtin, J.Aysto, P.Dendooven, S.Hankonen, A.Jokinen, Z.Radivojevic, J.C.Wang, I.D.Alkhazov, A.V.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, A.A.Aleksandrov, Yu.E.Penionzhkevich Neutron and Fragment Yields in Proton-Induced Fission of 238U at Intermediate Energies NUCLEAR REACTIONS 238U(p, F), E=20, 35, 50, 60 MeV; measured fission fragments kinetic energy, mass distributions, neutron multiplicities; deduced fission mechanism features. Time-dependent statistical model.
doi: 10.1016/S0168-9002(01)00176-0
1999OS03 Bull.Rus.Acad.Sci.Phys. 63, 174 (1999) O.I.Osetrov, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, D.N.Vakhtin, J.von Kalben, A.V.Kuznetsov, V.G.Lyapin, M.Mutterer, H.-G.Ortlepp, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, W.Trzaska, S.V.Khlebnikov Multiplicities of α Particles in 58Ni + 112, 118, 124Sn Reactions at ENi = 340 MeV NUCLEAR REACTIONS 112,118,124Sn(58Ni, F), E=340 MeV; measured σ(Eα, θ), (Fragment)α-coin following fission; deduced α-particles Coulomb barriers, pre- and post-scission multiplicities. Statistical Model Calculations.
1999TR02 Acta Phys.Slovaca 49, 93 (1999) W.H.Trzaska, J.Aysto, Z.Radivojevic, V.A.Rubchenya, I.D.Alkhazov, S.V.Khlebnikov, A.V.Kuznetsov, A.Evsenin, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, D.N.Vakhtin, A.A.Alexandrov, Yu.E.Penionzhkevich, Yu.V.Pyatkov, Yu.G.Sobolev, M.Mutterer, J.von Kalben, K.Brinkmann Particle Emission as a Probe for Dynamics of Fission of Heated Nuclei NUCLEAR REACTIONS 124Sn(58Ni, X), E=320 MeV; 142Nd(40Ar, X), E=243 MeV; 162Er(20Ne, X), E=160 MeV; measured neutron, proton, α multiplicities; deduced fusion-fission reaction mechanism features. 238U(p, F), E=20, 35, 50, 60 MeV; measured fission fragment yields, neutron multiplicity vs fragment mass.
1999VA15 Bull.Rus.Acad.Sci.Phys. 63, 177 (1999) D.N.Vakhtin, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, H.-G.Ortlepp, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, S.V.Khlebnikov, W.Trzaska Neutron Emission in the 40Ar + 180Hf Reaction at Elab = 180, 190, 216, and 249 MeV NUCLEAR REACTIONS 180Hf(40Ar, F), E=180-249 MeV; measured σ(En, θ), (fragment)n-coin following fission. Deduced nuclear temperatures and pre- and post-scission multiplicities. Statistical Model Calculations.
1998RU05 Phys.Rev. C58, 1587 (1998) V.A.Rubchenya, A.V.Kuznetsov, W.H.Trzaska, D.N.Vakhtin, A.A.Alexandrov, I.D.Alkhazov, J.Aysto, S.V.Khlebnikov, V.G.Lyapin, O.I.Osetrov, Yu. E.Penionzhkevich, Yu.V.Pyatkov, G.P.Tiourin Fission Time Scale and Viscosity for Compound Nucleus 220Th Formed in Reaction 40Ar + 180Hf at Elab =180, 190, 216, and 249 MeV NUCLEAR REACTIONS 180Hf(40Ar, F), E=180, 190, 216, 249 MeV; measured neutron spectra, (fragment)(neutron)-coin, fragment mass, energy distributions; deduced pre-, postscission neutron multiplicities. Time-dependent statistical model analysis. Time-of-flight technique.
doi: 10.1103/PhysRevC.58.1587
1998TR07 Bull.Rus.Acad.Sci.Phys. 62, 830 (1998) W.Trzaska, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, D.N.Vakhtin, A.V.Kuznetsov, V.G.Lyapin, V.Makarenko, M.Mutterer, H.-G.Ortlepp, O.L.Osetrov, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, S.V.Khlebnikov Nuclear Fusion-Fission Reaction Dynamics at HENDES
1998TR08 Nuovo Cim. 111A, 1055 (1998) W.H.Trzaska, V.A.Rubchenya, J.Aysto, Z.Radivojevic, D.N.Vakhtin, I.D.Alkhazov, A.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, A.A.Alexandrov, Yu.E.Penionzhkevich, Yu.G.Sobolev, M.Mutterer Fragment Mass Distribution in Superasymmetric Region in Proton-Induced Fission of U and Th NUCLEAR REACTIONS 238U(p, F), E=20, 35, 50, 65 MeV; 232Th(p, F), E=50, 60 MeV; measured fission fragment mass yields, neutron multiplicities; deduced asymmetric mass distribution enhancement.
doi: 10.1007/BF03035992
1997HU09 Phys.Lett. 405B, 230 (1997) M.Huhta, P.Dendooven, A.Honkanen, A.Jokinen, G.Lhersonneau, M.Oinonen, H.Penttila, K.Perajarvi, V.A.Rubchenya, J.Aysto Superasymmetric Fission at Intermediate Energy and Production of Neutron-Rich Nuclei with A < 80 NUCLEAR REACTIONS, ICPND 238U(p, F)71Ni/71Cu/72Cu/73Cu/74Cu/74Zn/75Zn/76Zn/77Zn/78Zn/79Zn/76Ga/78Ga/79Ga/80Ga/81Ga/78Ge/79Ge/80Ge/81Ge/82Ge, E=25 MeV; measured fission fragment mass distribution, Eγ, Iγ; deduced Ni, Cu, Zn, Ge, Ga isotopes yields enhancement of highly asymmetric distribution over thermal neutron induced fission, implications for production of neutron-rich nuclei near Z=28.
doi: 10.1016/S0370-2693(97)00610-2
1997HU18 Nucl.Instrum.Methods Phys.Res. B 126, 201 (1997) M.Huhta, P.Dendooven, A.Honkanen, G.Lhersonneau, M.Oinonen, H.Penttila, K.Perajarvi, V.A.Rubchenya, J.Aysto Independent yields of neutron-rich nuclei in charged- particle induced fission NUCLEAR REACTIONS 232Th(p, f), U(p, x), E=25 MeV; measured products, 134Sb, 133Sb, 132Sb, 131Sb, 130Sb, 132Sn, 131Sn, 130Sn, 128Sn, 127Sn, 133Sn, 134Te, 133Te, 112Tc, 111Tc, 110Nb, 109Nb, 108Nb, 107Nb, 106Nb, 105Nb, 103Y, 102Y, 101Y, 100Y, 99Y; deduced yields, σ, σ(E). Data were imported from EXFOR entry O1009.
doi: 10.1016/S0168-583X(97)01098-7
1997TR06 Acta Phys.Pol. B28, 443 (1997) W.H.Trzaska, V.A.Rubchenya, A.A.Alexandrov, I.D.Alkhazov, J.Aysto, J.von Kalben, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, V.E.Makarenko, I.Moltchanov, M.Mutterer, O.I.Osetrov, H.-G.Ortlepp, G.Otroshchenko, Yu.E.Penionzhkevich, Yu.V.Pyatkov, G.P.Tiourin, D.N.Vakhtin Research on Fission Dynamics at JYFL using HENDES - High Efficiency Neutron Detection System
1996KU12 Z.Phys. A354, 287 (1996) A.V.Kuznetsov, V.A.Rubchenya, D.N.Vakhtin, V.G.Lyapin, I.D.Alkhazov, S.V.Khlebnikov, O.I.Osetrov, G.P.Tiourin, W.H.Trzaska, J.Aysto Pre- and Post-Scission Neutron Emission in the Reaction 180Hf(40Ar, Fission) at E(lab) = 216 MeV NUCLEAR REACTIONS 180Hf(40Ar, F), E=216 MeV; measured fission fragment, neutron spectra; deduced neutron total, pre-, post-scission multiplicities, spectra temperatures, fission fragment total kinetic energies, nucleon friction coefficient, large scale fission motion evidence.
doi: 10.1007/s002180050047
1994JA07 Phys.Rev. C49, 2036 (1994) P.P.Jauho, A.Jokinen, M.Leino, J.M.Parmonen, H.Penttila, J.Aysto, K.Eskola, V.A.Rubchenya Isotopic Product Distributions in the Near Symmetric Mass Region in Proton Induced Fission of 238U NUCLEAR REACTIONS, ICPND 238U(p, F), E=20 MeV; measured fission fragment yields; deduced model suitability for very neutron rich nuclei production σ. γ-, β-radioactivity measurements, on-line mass separator.
doi: 10.1103/PhysRevC.49.2036
1994RO21 Yad.Fiz. 57, No 6, 974 (1994); Phys.Atomic Nuclei 57, 914 (1994) A.S.Roshchin, V.A.Rubchenya, S.G.Yavshits Trajectory Calculations of Ternary Fission of Nuclei NUCLEAR REACTIONS 235U(n, F), E=thermal; analyzed ternary fission data; deduced ternary nuclear system configuration. Trajectory calculations model. RADIOACTIVITY 252Cf(SF); analyzed ternary fission data; deduced ternary nuclear system configuration. Trajectory calculations model.
1992RO23 Bull.Rus.Acad.Sci.Phys. 56, 775 (1992) A.S.Roshchin, V.A.Rubchenya, S.G.Yavshits Formation and Decay of the Triple Nuclear System in Deep Inelastic Heavy Ion Collisions NUCLEAR REACTIONS 133Cs(20Ne, X), E=250 MeV; 109Ag(40Ar, X), E=336 MeV; 63Cu(86Kr, X), E=640 MeV; 232Th(13C, X), E=160 MeV; 197Au(40Ar, X), E=330 MeV; 181Ta(52Cr, X), E=360 MeV; 109Ag(124Sn, X), E=780 MeV; calculated double nuclear system T1/2, relative α-particle yield vs energy loss; deduced collective, single particle motion time scales role.
1991KA27 Nucl.Sci.Eng. 109, 350 (1991) E.Karttunen, M.Brenner, V.A.Rubchenya, S.A.Egorov, V.B.Funshtein, V.A.Yakovlev, Yu.A.Selitsky Cross Sections for Formation of Fission Products in the 238U(p, f) Reaction at Proton Energies Between 12 and 30 MeV NUCLEAR REACTIONS, ICPND 238U(p, F), E=12.5-17.5 MeV; measured cumulative fission fragment production σ, mass yield, fission σ.
doi: 10.13182/NSE91-A23860
1991RO08 Yad.Fiz. 53, 1475 (1991); Sov.J.Nucl.Phys. 53, 909 (1991) A.S.Roshchin, V.A.Rubchenya, S.G.Yavshits Mechanism for Polar α Emission in Triple Fission RADIOACTIVITY 252Cf; calculated triple fission dissipation energy vs θ(α-fragment); deduced polar α-emission mechanism.
1990AA01 Phys.Rev. C41, 513 (1990) J.Aaltonen, M.Brenner, S.A.Egorov, A.M.Fridkin, V.B.Funshtein, E.A.Gromova, P.Manngard, V.A.Rubchenya, Yu.A.Selitsky, V.A.Yakovlev, V.S.Zenkevich Formation of Isomers in the Reaction 238U(p, 3n)236Np NUCLEAR REACTIONS, ICPND 238U(p, 3n), (p, n), E ≈ 13.5-17 MeV; measured residual production σ(E); deduced isomeric σ ratio for 236Np. 236Np deduced level sequence.
doi: 10.1103/PhysRevC.41.513
1989EG01 Nucl.Phys. A494, 75 (1989) S.A.Egorov, V.A.Rubchenya, S.V.Khlebnikov Actinide Nuclei Fission Cross-Section Irregularities NUCLEAR REACTIONS 227Ac(n, F), E ≈ 2-16 MeV; 226Ra(n, F), E ≈ 3-16 MeV; 244Cm(n, F), E ≈ 1-3 MeV; 242,246,248Cm(n, F), E ≈ 0.5-5 MeV; calculated fission σ(E). 243,245,247,249Cm, 226,228,227Ra, 228,227Ac deduced fission barrier parameters.
doi: 10.1016/0375-9474(89)90198-X
1989EG04 Yad.Fiz. 49, 1580 (1989) Combined Method of Actinide Nuclei Level Density Calculation NUCLEAR STRUCTURE 238,235U, 238Np; calculated level density vs model parameter. A=228-253; calculated level spacing parameter. Superfluid model, combinatorial, statistical approaches.
1988AL36 Yad.Fiz. 48, 1635 (1988) I.D.Alkhazov, B.F.Gerasimenko, A.V.Kuznetsov, B.F.Petrov, V.A.Rubchenya, V.I.Shpakov Multiplicity Distributions of Neutrons from Individual Fragments Produced in 252Cf Spontaneous Fission. Experiment and Calculation RADIOACTIVITY 252Cf(SF); measured fragment decay neutron multiplicity. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41712. 1988RU01 Z.Phys. A329, 217 (1988) Dynamic Treatment of Ternary Fission NUCLEAR STRUCTURE 236U; calculated ternary fission fragment deformations, mass number. 236U, 240Pu, 252Cf; calculated integral light charge particle yield per fission. Dynamic model.
1987AG06 Yad.Fiz. 46, 700 (1987); Sov.J.Nucl.Phys. 46, 392 (1987) V.A.Ageev, V.Ya.Golovnya, E.A.Gromova, S.A.Egorov, S.S.Kovalenko, A.F.Linev, Yu.A.Nemilov, A.V.Pozdnyakov, V.A.Rubchenya, Yu.A.Selitsky, A.M.Fridkin, V.B.Funshtein, V.A.Yakovlev Cross Sections for the Reaction 238U(p, xn)(239-x)Np in the Proton-Energy Range from 7 to 30 MeV NUCLEAR REACTIONS, ICPND 238U(p, n), (p, 3n), E ≈ 10-40 MeV; measured σ(E), 236Np isomer production σ ratio. 238U(p, n), (p, 2n), (p, 3n), E ≈ 10-40 MeV; calculated σ(E). Statistical model. Preequilibrium particle emission. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0026. 1987EG02 Yad.Fiz. 46, 60 (1987) S.A.Egorov, V.A.Rubchenya, S.V.Khlebnikov A Consistent Description of Fission Probabilities for Ra and Ac in a Wide Excitation Energy Interval with Account for the Structure of Transition State Spectra NUCLEAR STRUCTURE 228Ra, 227Ac; calculated fission probabilities. NUCLEAR REACTIONS 226Ra, 227Ac(n, F), E ≤ 20 MeV; calculated fission σ(E).
1986RU11 Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 1016 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.5, 184 (1986) V.A.Rubchenya, V.P.Eismont, S.G.Yavshits The Mechanism of f-Decay - Spontaneous Emission of Fragments by Heavy Nuclei RADIOACTIVITY 222,223,224,226Ra(14C), 232,234Th(22O); calculated decay probabilities.
1985GE10 At.Energ. 59, 335 (1985); Sov.At.Energy 59, 893 (1985) B.F.Gerasimenko, V.A.Rubchenya Prompt Neutrons from the Low-Energy Fission of Atomic Nuclei RADIOACTIVITY 252Cf(SF); calculated prompt fission neutron multiplicity distribution. NUCLEAR REACTIONS 235U(n, F), E=thermal; calculated prompt fission neutron multiplicity distribution.
1984RU14 Yad.Fiz. 40, 649 (1984); Sov.J.Nucl.Phys. 40, 416 (1984) Dynamical Processes at the Final Stage of Nuclear Fission NUCLEAR STRUCTURE 236U; calculated fission fragment mass dependence vs energy, deformation parameter, drift, diffusion coefficients. Final stage scission point model, diffusion approximation.
1983AN20 Yad.Fiz. 38, 832 (1983) Kh.D.Androsenko, Yu.A.Nemilov, Yu.B.Ostapenko, V.A.Rubchenya, Yu.A.Selitsky, G.N.Smirenkin, V.B.Funstein, S.V.Khlebnikov, V.A.Yakovlev Angular Anisotropy of Fragments in Neutron Induced Fission of 226Ra and 227Ac near the Threshold NUCLEAR REACTIONS 226Ra, 227Ac(n, F), E=3.7-5 MeV; measured fission fragment σ(θ); deduced near barrier angular anisotropy energy, Z dependences. Other data input. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40669. 1983NE07 Yad.Fiz. 37, 819 (1983) Yu.A.Nemilov, V.A.Rubchenya, Yu.A.Selitsky, V.B.Funstein, S.V.Khlebnikov, V.A.Yakovlev Fission Probability for Radium and Actinium Nuclei near the Threshold NUCLEAR REACTIONS 226Ra(n, F), E ≈ 3-5 MeV; measured fission σ(E). 227Ra, 227,228Ac deduced fission probability characteristics. Transition state spectrum properties role, superconductivity model, other data input. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40826. 1982RU02 Yad.Fiz. 35, 576 (1982) Semiclassical Estimate of the Nuclear Triple Fission Probability NUCLEAR STRUCTURE 239,236,234U, 233Th, 233Pa, 239Np, 238,240,242Pu, 242,244Cm, 252Cf; calculated ternary to binary fission probability. Dynamical model.
1981DY04 Izv.Akad.Nauk SSSR, Ser.Fiz. 45, 2070 (1981); Bull.Acad.Sci.USSR, Phys.Ser. 45, No.11, 45 (1981) A.T.Dyachenko, V.A.Rubchenya, V.P.Eismont Emitted-Particle Spectra in the Gas-Dynamic Model of Heavy-Ion Collisions NUCLEAR REACTIONS 238U(16O, p), E=315 MeV; calculated σ(θ, Ep). 158Gd(12C, n), E=152 MeV; calculated σ(θ, En). Dynamic gas model, heavy ion collisions.
1978RU03 Yad.Fiz. 27, 624 (1978); Sov.J.Nucl.Phys. 27, 334 (1978) Determination of the Parameters of the Potential for Interaction of Heavy Ions from Data on Nuclear Fission RADIOACTIVITY, Fission 252Cf (SF); extracted parameters of HI interaction potentials from measured distribution of fragment kinetic energies for fixed mass ratio.
1970RU05 Yad.Fiz. 11, 1028 (1970); Sov.J.Nucl.Phys. 11, 571 (1970) Effect of Structure of the Single-Particle Spectrum on the Level Density of Rare-Earth Nuclei NUCLEAR STRUCTURE 144,146Nd, 148,150,152Sm, 156,158Gd, 162,164Dy, 168Er, 172,174Yb, 178,180Hf, 184W, 188,190Os; calculated level density. Superfluid model, model of noninteracting particles.
1969RU07 Yadern.Fiz. 9, 1192 (1969); Soviet J.Nucl.Phys. 9, 697 (1969) Fragment Shell Structure Effects in Fission NUCLEAR STRUCTURE, Fission 252Cf(SF); calculated fragment energies, deformations. NUCLEAR REACTIONS, Fission 235U(n, F), E=thermal; calculated fragment energies, deformations.
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