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NSR database version of May 24, 2024.

Search: Author = I.S.Rogov

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2023KO22      Bull.Rus.Acad.Sci.Phys. 87, 1098 (2023)

N.D.Kovrizhnykh, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, S.N.Dmitriev, A.A.Dzhioev, D.Ibadullayev, M.G.Itkis, A.V.Karpov, D.A.Kuznetsov, O.V.Petrushkin, A.V.Podshibiakin, A.N.Polyakov, A.G.Popeko, I.S.Rogov, R.N.Sagaidak, L.Schlattauer, V.D.Shubin, M.V.Shumeiko, D.I.Solovyev, Yu.S.Tsyganov, A.A.Voinov, V.G.Subbotin, A.Yu.Bodrov, A.V.Sabelnikov, A.V.Khalkin

First Experiment at the Super Heavy Element Factory: New Data from the 243Am + 48Ca Reaction

RADIOACTIVITY 286,287,288,289Mc(α), 268Db(SF), (α), 264Lr, 279Rg(SF) [from 243Am(48Ca, X), E=239-259 MeV]; measured decay products, Eα, Iα; deduced α-particle energies, branches, T1/2, σ. The new separator DGFRS-2 and cyclotron DC280 of the SHE Factory at FLNR JINR.

doi: 10.3103/S106287382370291X
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2023OG03      Phys.Rev. C 108, 024611 (2023)

Yu.Ts.Oganessian, V.K.Utyonkov, M.V.Shumeiko, F.Sh.Abdullin, S.N.Dmitriev, D.Ibadullayev, M.G.Itkis, N.D.Kovrizhnykh, D.A.Kuznetsov, O.V.Petrushkin, A.V.Podshibiakin, A.N.Polyakov, A.G.Popeko, I.S.Rogov, R.N.Sagaidak, L.Schlattauer, V.D.Shubin, D.I.Solovyev, Yu.S.Tsyganov, A.A.Voinov, V.G.Subbotin, N.S.Bublikova, M.G.Voronyuk, A.V.Sabelnikov, A.Yu.Bodrov, Z.G.Gan, Z.Y.Zhang, M.H.Huang, H.B.Yang

New isotope 276Ds and its decay products 272Hs and 268Sg from the 232Th+48Ca reaction

NUCLEAR REACTIONS 232Th(48Ca, 3n)277Ds, 232Th(48Ca, 4n)276Ds, E=231, 1, 237.8, 250.6 MeV; measured reaction products, Eα, Iα, fission fragments; deduced production σ(E). Systematics of production cross-sections with 48Ca beam on 242,244Pu, 238U, 232Th, 226Ra, 245,248Cm, 249Bk targets. Gas filled separator DGFRS-2 at the new cyclotron DC280 (SHE Factory, JINR).

RADIOACTIVITY 268Sg(SF)[from 232Th(48Ca, X), E=231, 1, 237.8, 250.6 MeV]; 272Hs(α)[from 232Th(48Ca, X), E=231, 1, 237.8, 250.6 MeV]; 276Ds(α), (SF)[from 232Th(48Ca, X), E=231, 1, 237.8, 250.6 MeV]; measured Eα, Iα, fission fragments; deduced T1/2, α-decay and SF decay branching and partial T1/2 for 276Ds, Q value for α-decay. Systematics of partial T1/2 for Hs, Ds, Cn, Fl, Lv and Og isotopes.

doi: 10.1103/PhysRevC.108.024611
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2022OG08      Phys.Rev. C 106, 064306 (2022)

Yu.Ts.Oganessian, V.K.Utyonkov, N.D.Kovrizhnykh, F.Sh.Abdullin, S.N.Dmitriev, A.A.Dzhioev, D.Ibadullayev, M.G.Itkis, A.V.Karpov, D.A.Kuznetsov, O.V.Petrushkin, A.V.Podshibiakin, A.N.Polyakov, A.G.Popeko, I.S.Rogov, R.N.Sagaidak, L.Schlattauer, V.D.Shubin, M.V.Shumeiko, D.I.Solovyev, Yu.S.Tsyganov, A.A.Voinov, V.G.Subbotin, A.Yu.Bodrov, A.V.Sabelnikov, A.V.Khalkin, K.P.Rykaczewski, T.T.King, J.B.Roberto, N.T.Brewer, R.K.Grzywacz, Z.G.Gan, Z.Y.Zhang, M.H.Huang, H.B.Yang

New isotope 286Mc produced in the 243Am + 48Ca reaction

NUCLEAR REACTIONS 243Am(48Ca, X)288Mc/289Mc, 243Am(48Ca, 2n), (48Ca, 3n), (48Ca, 4n), (48Ca, 5n), E=242.2, 250.8, 259.1 MeV; measured reaction products, evaporation residues (ER), Eα, Iα, fission fragments, (SF), (SF)α-coin, (ER)α-coin, αα-coin; deduced σ(E) for superheavy nuclei production. Gas-filled separator DGFRS-2 at the DC280 cyclotron (SHE Factory at JINR). Measurements with double-sided silicon strip detectors (DSSDs), single-sided silicon-strip detectors (SSSDs) and multiwire proportional chambers (MWPCs).

RADIOACTIVITY 286,287,288Mc, 289Mc, 282Nh, 283Nh, 284Nh, 285Nh, 278,280Rg, 274,275,276Mt, 270,271,272Bh, 268Db(α); 279,281Rg, 266,267,268Db, 264Lr(SF) [from 243Am(48Ca, xn), E=E=242.2, 250.8, 259.1 MeV]; measured Eα, ESF; deduced T1/2. 268Db; deduced α/SF branching ratio. 286Mc; deduced new isotope. Comparison of deduced half-lives with theoretical predictions.

doi: 10.1103/PhysRevC.106.064306
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2022RO07      Phys.Rev. C 105, 034619 (2022)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Spontaneous fission hindrance in even-odd nuclei within a cluster approach

RADIOACTIVITY 242,243,244,245,246Cm, 242,243,244,245,246,253,254,255,256,257,258Fm, 254,255,256,257,258Rf, 235U, 239,241Pu(α)(SF); calculated T1/2. Dinuclear system cluster approach. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.034619
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2021RO20      Phys.Rev. C 104, 034618 (2021)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Cluster approach to spontaneous fission of even-even isotopes of U, Pu, Cm, Cf, Fm, No, Rf, Sg, and Hs

RADIOACTIVITY 230,232,234,236,238U, 236,238,240,242,244Pu, 234,236,238,240,242,244,246,248Cm, 238,240,242,244,246,248,250,252,254,256Cf, 242,244,246,248,250,252,254,256,258Fm, 252,254,256,258,260No, 256,258,260,262Rf, 258,260,262,264,266,268,270,272Sg, 264,266,268,270,272,274Hs(α), (SF); calculated half-lives, and decay Q values. 232U(24Ne); 234U(26Ne); 236U, 238Pu(28Mg), (30Mg); 238Pu(32Si); 242Cm(34S); calculated half-lives for cluster decays. Dinuclear system (DNS) model with cluster approach. Comparison with available experimental data.

doi: 10.1103/PhysRevC.104.034618
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2020RO11      Phys.Atomic Nuclei 83, 15 (2020)

I.S.Rogov, N.V.Antonenko, G.G.Adamian, T.M.Shneidman

Effect of the Nucleon-Density Distribution on the Description of Nuclear Decay

doi: 10.1134/S1063778820010123
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2020RO13      Nucl.Phys. A1002, 121995 (2020)

I.S.Rogov, G.G.Adamian, N.V.Antonenko, T.M.Shneidman, H.Lenske

Nucleon density distribution in description of nuclear decays

NUCLEAR STRUCTURE 44Ti; analyzed available data; calculated spectroscopic factors.

RADIOACTIVITY 236,238U(α), (SF); analyzed self-consistently calculated nucleon density distributions; deduced T1/2.

doi: 10.1016/j.nuclphysa.2020.121995
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2019RO15      Phys.Rev. C 100, 024606 (2019)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Dynamics of a dinuclear system in charge-asymmetry coordinates: α decay, cluster radioactivity, and spontaneous fission

RADIOACTIVITY 232,234,236U, 236,238Pu, 242Cm, 248Cf, 242Cm, 248Cf(24Ne), (28Mg), (34Si), (40S), (46Ar); 248Cf(50Ca); 242Cm, 248Cf(α), (10Be), (11B), (14C), (15N), (20O), (23F), (24Ne), (27Na), (28Mg), (31Al), (34Si), (35P), (40S), (41Cl), (46Ar), (47K), (48Ca), (51Sc), (56Ti), (57V), (58Cr), (61Mn); 232U(24Ne); 234U(26Ne), (28Mg); 236U(30Mg); 232,234,236U(α), (SF); 236Pu(α), (SF), (28Mg); 242Cm(α), (SF), (34Si); 238Pu(α), (SF), (30Mg), (23Si); 248Cf(α), (SF), (40S); calculated half-lives using dinuclear system model, and compared with available experimental results.

doi: 10.1103/PhysRevC.100.024606
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