NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = O.Malyshev Found 83 matches. 2024MU02 J.Radioanal.Nucl.Chem. 333, 1559 (2024) R.S.Mukhin, A.V.Isaev, A.V.Andreev, M.L.Chelnokov, V.I.Chepigin, H.M.Devaraja, B.Gall, K.Hauschild, I.N.Izosimov, A.A.Kuznetsova, A.Lopez-Martens, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, A.Rahmatinejad, B.Sailaubekov, T.M.Shneidman, E.A.Sokol, A.I.Svirikhin, M.S.Tezekbayeva, A.V.Yeremin Analysis of the shape of multiplicity distributions of prompt neutrons emitted in spontaneous fission RADIOACTIVITY 253,254,255,256,257,258,259,260,261,262Rf, 252,253,254,255,256,257,258,259,260,261,262Lr, 249,250,251,252,253,254,255,256,257,258,259,260,261No, 245,246,247,248,249,250,251,252,253,254,255,256,257,258,259Md, 243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259Fm(SF); analyzed available data; deduced the prompt neutron multiplicity distribution (PNMD) emitted is the spontaneous fission (SF), shape of the PNMD helps to achieve the information according the dynamic of the SF.
doi: 10.1007/s10967-023-09164-0
2023CH05 Phys.Rev. C 107, 014326 (2023) R.Chakma, A.Lopez-Martens, K.Hauschild, A.V.Yeremin, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, A.I.Svirikhin, V.I.Chepigin, E.A.Sokol, A.V.Isaev, A.A.Kuznetsova, M.L.Chelnokov, M.S.Tezekbayeva, I.N.Izosimov, O.Dorvaux, B.Gall, Z.Asfari Investigation of isomeric states in 255Rf NUCLEAR REACTIONS 207Pb(50Ti, 2n), E=253 MeV; measured reaction products, evaporation residues (ER), Eγ, Iγ, ce, Eβ, (ER)γ-coin, ceγ-coin, (ER)←ce)-coin; deduced isomer levels population, isomeric ratios. 255Rf; deduced levels, J, π, δ, T1/2 of newly discovered isomeric states, high-spin states, configurations of isomeric states. Evaporation residues separated using the velocity filter SHELS and transported to the focal-plane detection setup - GABRIELA detector array for γ and internal conversion electrons at FLNR (JINR, Dubna). RADIOACTIVITY 255Rf(α), (SF)[from (50Ti, 2n), E=253 MeV]; measuredEα, Iα, fission fragments; deduced T1/2 of α-decay and fission, branching ratios. 255Rf(β+)(EC); deduced upper limit of β+/EC decay branch. Decay of implanted evaporation residues measured by large-area double-sided silicon strip detector (DSSD).
doi: 10.1103/PhysRevC.107.014326
2023IS03 Phys.Lett. B 843, 138008 (2023) A.V.Isaev, R.S.Mukhin, A.V.Andreev, Z.Asfari, M.L.Chelnokov, V.I.Chepigin, H.M.Devaraja, O.Dorvaux, B.Gall, K.Hauschild, I.N.Izosimov, A.A.Kuznetsova, A.Lopez-Martens, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, A.Rahmatinejad, B.Sailaubekov, T.M.Shneidman, E.A.Sokol, A.I.Svirikhin, M.S.Tezekbayeva, A.V.Yeremin, N.I.Zamyatin Structure of the prompt neutron multiplicity distribution in the spontaneous fission of 256Rf RADIOACTIVITY 256Rf(SF), (α) [from 208Pb(50Ti, X), E=237 MeV];measured fission products, En, In, TOF; deduced neutron multiplicity distribution, alpha decay branching ratio and T1/2. Prompt neutron multiplicity study in the superheavy element region. SHELS separator, U-400 cyclotron, the Flerov laboratory at JINR.
doi: 10.1016/j.physletb.2023.138008
2022HA04 Eur.Phys.J. A 58, 6 (2022) K.Hauschild, A.Lopez-Martens, R.Chakma, M.L.Chelnokov, V.I.Chepigin, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, E.A.Sokol, A.I.Svirikhin, M.S.Tezekbayeva, A.V.Yeremin, Z.Asfari, O.Dorvaux, B.J.P.Gall, K.Kessaci, D.Ackermann, J.Piot, P.Mosat, B.Andel Alpha-decay spectroscopy of 257Rf RADIOACTIVITY 257Rf(α), (IT) [from 208Pb(50Ti, n), E=240-245 MeV]; measured decay products, Eα, Iα, Eγ, Iγ; deduced α-particles energies and intensities, T1/2, J, π, decay scheme. Nilsson configurations. The detectorarray GABRIELA at the FLNR, Dubna.
doi: 10.1140/epja/s10050-021-00657-8
2022IS05 Eur.Phys.J. A 58, 108 (2022) A.V.Isaev, R.S.Mukhin, A.V.Andreev, M.A.Bychkov, M.L.Chelnokov, V.I.Chepigin, H.M.Devaraja, O.Dorvaux, M.Forge, B.Gall, K.Hauschild, I.N.Izosimov, K.Kessaci, A.A.Kuznetsova, A.Lopez-Martens, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, A.Rahmatinejad, B.Sailaubekov, T.M.Shneidman, E.A.Sokol, A.I.Svirikhin, D.A.Testov, M.S.Tezekbayeva, A.V.Yeremin, N.I.Zamyatin, K.Sh.Zhumadilov Prompt neutron emission in the spontaneous fission of 246Fm RADIOACTIVITY 246Fm(SF) [from 208Pb(40Ar, X), E=183 MeV]; measured decay products, En, In; deduced neutron yields, nubar, spontaneous fission branching ratio, T1/2. Tikhonov method of statistical regularisation. FLNR JINR using the SHELS separator and the SFiNx detection system, the U-400 cyclotron.
doi: 10.1140/epja/s10050-022-00761-3
2022LO03 Phys.Rev. C 105, L021306 (2022) A.Lopez-Martens, K.Hauschild, A.I.Svirikhin, Z.Asfari, M.L.Chelnokov, V.I.Chepigin, O.Dorvaux, M.Forge, B.Gall, A.V.Isaev, I.N.Izosimov, K.Kessaci, A.A.Kuznetsova, O.N.Malyshev, R.S.Mukhin, A.G.Popeko, Yu.A.Popov, B.Sailaubekov, E.A.Sokol, M.S.Tezekbayeva, A.V.Yeremin Fission properties of 253Rf and the stability of neutron-deficient Rf isotopes RADIOACTIVITY 253Rf(SF)(α) [from 204Pb(50Ti, n), E=244 MeV];249No(α)[from 253Rf(SF)(α)];245Fm(α)[from 249No(α)]; 251No(SF)(α)[from 204Pb(48Ca, n); measured fission fragments, Eγ, Iγ, Eα, Iα, (implant)α-coin, (implant)γ-coin. 253Rf; deduced levels, J, π, T1/2 for two isomeric fissioning states, branching ratio for α-decay. 251No; deduced T1/2. 252Rf; deduced T1/2 based on extracted hindrance factor and systematics. U400 Cyclotron at the Flerov Laboratory of Nuclear Reactions in Dubna with separator for heavy element spectroscopy (SHELS). GABRIELA detector consisting of DSSD and HPGe detectors. NUCLEAR REACTIONS 204Pb(50Ti, n), E=244 MeV; measured fission fragments from 253Rf decay, Eα, Iα; deduced σ.
doi: 10.1103/PhysRevC.105.L021306
2022SA09 Phys.Rev. C 105, 024604 (2022) R.N.Sagaidak, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, O.N.Malyshev, A.G.Popeko, A.I.Svirikhin, A.V.Yeremin Production of evaporation residues in the 16O + 208Pb and 48Ca + 176Yb reactions NUCLEAR REACTIONS 208Pb(16O, xn), E*=19-78 MeV; 176Yb(48Ca, xn), E*=19-62 MeV;measured reaction products, evaporation residues, Eα, Ια, αα-coin, (implants)α-coin; deduced σ(E), compound nucleus formation probability. Comparison with previous experimental data. Recoil separator VASSILISSA at U400 cyclotron (JINR).
doi: 10.1103/PhysRevC.105.024604
2022TE01 Eur.Phys.J. A 58, 52 (2022) M.S.Tezekbayeva, A.V.Yeremin, A.I.Svirikhin, A.Lopez-Martens, M.L.Chelnokov, V.I.Chepigin, A.V.Isaev, I.N.Izosimov, A.V.Karpov, A.A.Kuznetsova, O.N.Malyshev, R.S.Mukhin, A.G.Popeko, Yu.A.Popov, V.A.Rachkov, B.S.Sailaubekov, E.A.Sokol, K.Hauschild, H.Jacob, R.Chakma, O.Dorvaux, M.Forge, B.Gall, K.Kessaci, B.Andel, S.Antalic, A.Bronis, P.Mosat Study of the production and decay properties of neutron-deficient nobelium isotopes RADIOACTIVITY 249,250,250m,251No(α)[from 204Pb(48Ca, xn), E=225.2, 230.0, 237.0, 242.0, 246.0 MeV]; 245Fm, 245Es, 241Cf(α)[from 249No α decay]; measured decay products, Eα, Iα, (evaporation residues)α-corelations using SHELS separator and the GABRIELA detector system at FLNR-JINR-Dubna; deduced T1/2, production σ for 249No, an upper limit on the fission branch. 245Fm(EC), (β+); deduced branching ratio for ϵ+β+ decay mode. Comparison with previous experimental results.
doi: 10.1140/epja/s10050-022-00707-9
2021IS09 Phys.Part. and Nucl.Lett. 18, 449 (2021) A.V.Isaev, A.V.Andreev, M.L.Chelnokov, V.I.Chepigin, I.N.Izosimov, A.A.Kuznetsova, O.N.Malyshev, R.S.Mukhin, A.G.Popeko, Y.A.Popov, T.M.Shneidman, E.A.Sokol, A.I.Svirikhin, M.S.Tezekbayeva, A.V.Yeremin, N.I.Zamyatin, P.Brionnet, O.Dorvaux, B.Gall, K.Kessaci, A.Sellam, K.Hauschild, A.Lopez-Martens, S.Antalic, P.Mosat Comparative Study of Spontaneous-Fission Characteristics of 252No and 254No Isotopes RADIOACTIVITY 252,254No(SF) [from 206,208Pb(48Ca, X), E=215 MeV]; measured decay products; deduced T1/2, total kinetic energies of fission fragments, and prompt-neutron multiplicities (nubars). SHELS separator, Flerov Laboratory of Nuclear Reactions (JINR).
doi: 10.1134/S1547477121040087
2021KE10 Phys.Rev. C 104, 044609 (2021) K.Kessaci, B.J.P.Gall, O.Dorvaux, A.Lopez-Martens, R.Chakma, K.Hauschild, M.L.Chelnokov, V.I.Chepigin, M.Forge, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.A.Kuznetsova, O.N.Malyshev, R.Mukhin, J.Piot, A.G.Popeko, Yu.A.Popov, E.A.Sokol, A.I.Svirikhin, M.S.Tezekbayev, A.V.Yeremin Evidence of high-K isomerism in 256102No154 RADIOACTIVITY 256,256mNo(α), 256mNo(IT)[from 238U(22Ne, 4n), E=113, 116 MeV, followed by separation of evaporation residues (ERs) using the Super Heavy ELements Separator (SHELS) at the U400 cyclotron of FLNR-JINR-Dubna]; measured Eα, Iα, Eγ, Iγ, conversion electrons, (ce)γ-coin, (recoils)α-correlations, half-lives of decays of 256No and 256mNo using the GABRIELA apparatus with time-of-flight (TOF) system, a double-sided silicon strip detector (DSSD), eight silicon strip detectors, five Compton-suppressed HPGe detectors, and a clover HPGe detector. 256No; deduced level, J, π, Kπ, first evidence of an isomer in 256No, high-K isomerism, two- and four-quasiparticle Nilsson configurations; schematics of two quasiparticles states on neutron and proton single-particle levels, based on experimental sequences of states in neighboring isotones and isotopes.
doi: 10.1103/PhysRevC.104.044609
2021SV02 Phys.Part. and Nucl.Lett. 18, 445 (2021) A.I.Svirikhin, A.V.Yeremin, N.I.Zamyatin, I.N.Izosimov, A.V.Isaev, A.A.Kuznetsova, O.N.Malyshev, R.S.Mukhin, A.G.Popeko, Y.A.Popov, E.A.Sokol, B.Sailaubekov, M.S.Tezekbayeva, M.L.Chelnokov, V.I.Chepigin, B.Andel, S.Antalic, A.Bronis, P.Mosat, B.Gall, O.Dorvaux, A.Lopez-Martens, K.Hauschild The New 249No Isotope RADIOACTIVITY 249No, 245Fm(α) [from 204Pb(48Ca, X), E=225.4 MeV]; measured decay products, Eα, Iα; deduced Q-values, T1/2, an upper limit on the fission branch. Comparison with available data. SHELS separator using the GABRIELA detector array.
doi: 10.1134/s1547477121040154
2021TE08 Bull.Rus.Acad.Sci.Phys. 85, 1167 (2021) M.S.Tezekbayeva, A.V.Yeremin, O.N.Malyshev, A.V.Isaev, R.S.Mukhin, A.A.Kuznetsova, A.G.Popeko, Yu.A.Popov, A.I.Svirikhin, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin, A.Lopez-Martens, K.Hauschild, O.Dorvaux, B.Gall, B.S.Sailaubekov Spectroscopy of the Decay Properties of Transfermium Isotopes in Dubna RADIOACTIVITY 256Rf(α), (SF) [from 208Pb(50Ti, 2n)256Rf, E not given]; 249,250,252,254No(α) [from 204,206,208Pb(48Ca, X)252No/254No/256No, E not given]; measured decay products, Eα, Iα, Eγ, Iγ, Eβ, Iβ; deduced level energies, J, π, T1/2. U-400 cyclotron at the Flerov Nuclear Reactions Laboratory of the Joint Institute for Nuclear Research and the SHELS kinematic separator.
doi: 10.3103/S1062873821100257
2020CH44 Eur.Phys.J. A 56, 245 (2020) R.Chakma, K.Hauschild, A.Lopez-Martens, A.V.Yeremin, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, A.I.Svirikhin, V.I.Chepigin, O.Dorvaux, B.Gall, K.Kessaci Gamma and conversion electron spectroscopy using GABRIELA RADIOACTIVITY 133Ba(EC), 210Ra(IT) [from 170Er, 164Dy(50Ti, X), E not given]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced gamma and internal conversion electron spectroscopy efficiencies of heavy and superheavy nuclei. Comparison with the Geant4 Monte Carlo simulation toolkit.
doi: 10.1140/epja/s10050-020-00242-5
2020KU23 Bull.Rus.Acad.Sci.Phys. 84, 932 (2020) A.A.Kuznetsova, A.V.Yeremin, A.Lopez-Martens, K.Hauschild, A.G.Popeko, O.N.Malyshev, V.I.Chepigin, A.I.Svirikhin, A.V.Isaev, Yu.A.Popov, M.L.Chelnokov, O.Dorvaux, B.Gall, M.S.Tezekbayeva Detailed Study of the Radioactive Decay Properties of No, Rf, and Db Isotopes RADIOACTIVITY 256,258Rf(α), 250,252,254No, 256,257,258Db(SF); measured decay products, Eα, Iα; deduced T1/2, production σ.
doi: 10.3103/S1062873820080225
2020YE02 Phys.Atomic Nuclei 83, 503 (2020) A.V.Yeremin, A.G.Popeko, O.N.Malyshev, A.V.Isaev, A.A.Kuznetsova, Yu.A.Popov, A.I.Svirikhin, E.A.Sokol, M.S.Tezekbayeva, M.L.Chelnokov, V.I.Chepigin, A.Lopez-Martens, K.Hauschild, O.Dorvaux, B.Gall, J.Piot, S.Antalic, P.Mosat, D.Tonev, E.Stefanova Spectroscopy of the Isotopes of Transfermium Elements in Dubna: Current Status and Prospects NUCLEAR REACTIONS 242Pu(22Ne, X)264Rf, 238U(22Ne, X)260No, 248Cm(22Ne, X)270Sg, E not given; analyzed available data; deduced opportunities. RADIOACTIVITY 256Rf(α), (SF) [from 208Pb(50Ti, X)256Rf, E not given]; analyzed available data; deduced T1/2, branching ratios.
doi: 10.1134/S1063778820040109
2019LO08 Phys.Lett. B 795, 271 (2019) A.Lopez-Martens, A.V.Yeremin, M.S.Tezekbayeva, Z.Asfari, P.Brionnet, O.Dorvaux, B.Gall, K.Hauschild, D.Ackermann, L.Caceres, M.L.Chelnokov, V.I.Chepigin, M.V.Gustova, A.V.Isaev, A.V.Karpov, A.A.Kuznetsova, J.Piot, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, K.Rezynkina, H.Savajols, A.I.Svirikhin, E.A.Sokol, P.Steinegger Measurement of proton-evaporation rates in fusion reactions leading to transfermium nuclei NUCLEAR REACTIONS 209Bi(50Ti, X)256Db/257Db/258Db, E=255, 265, 275 MeV; measured reaction products, Eα, Iα; deduced σ.
doi: 10.1016/j.physletb.2019.06.010
2019SV01 Phys.Part. and Nucl.Lett. 16, 768 (2019) A.I.Svirikhin, A.V.Andreev, A.V.Yeremin, N.I.Zamyatin, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, Y.A.Popov, E.A.Sokol, M.S.Tezekbayeva, M.L.Chelnokov, V.I.Chepigin, T.M.Schneidman, B.Andel, S.Antalic, A.Bronis, P.Mosat, B.Gall, O.Dorvaux, B.M.Retailleau, K.Hauschild, A.Lopez-Martenz, P.Chauveau, E.Stefanova, D.Tonev Prompt Neutrons from Spontaneous 254Rf Fission
doi: 10.1134/S1547477119060311
2019YE03 Phys.Part. and Nucl.Lett. 16, 224 (2019) A.V.Yeremin, M.S.Tezekbayeva, A.G.Popeko, O.N.Malyshev, A.Lopez-Martens, K.Hauschild, O.Dorvaux, B.Gall, A.V.Isaev, A.V.Karpov, A.N.Kuznetsov, A.A.Kuznetsova, Yu.A.Popov, A.I.Svirikhin, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin, P.Moshat Measurement of the Production Cross Sections for Isotopes of Transfermium Elements in Complete Fusion Reactions with the Subsequent Evaporation of a Proton and Neutrons NUCLEAR REACTIONS 209Bi(50Ti, X)256Db/257Db/258Db, E=255, 265, 275 MeV; measured reaction products, Eα, Iα; deduced σ.
doi: 10.1134/S1547477119030099
2018RE07 Phys.Rev. C 97, 054332 (2018) K.Rezynkina, A.Lopez-Martens, K.Hauschild, I.Deloncle, S.Peru, P.Brionnet, M.L.Chelnokov, V.I.Chepigin, O.Dorvaux, F.Dechery, H.Faure, B.Gall, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, Y.A.Popov, E.A.Sokol, A.I.Svirikhin, A.V.Yeremin Influence of octupole vibration on the low-lying structure of 251Fm and other heavy N = 151 isotones RADIOACTIVITY 255No(α)[from 48Ca(208Pb, n), E=220 MeV and from ϵ decay of 255Lr produced in 48Ca(209Bi, 2n), E=214 MeV using the VASSILISSA separator with the GABRIELA spectrometer at FLNR-JINR, Dubna]; measured Eγ, Iγ, x rays, E(ce), I(ce), Eα, αγ-coin, (ce)α-coin, isomer half-life by γ(t) using implantation silicon detector strips for conversion electrons and α detection, and HPGe detector array for γ detection. 251Fm; deduced levels, J, π, conversion coefficients, multipolarities, B(M2), B(E3), and E3/M2 mixing ratio of 5/2+ to g.s transition. Comparison with previous experimental results, and with theoretical calculations. Systematics of low-lying excited states in 245Pu, 247Cm, 249Cf, 251Fm, 253No, 255Rf. NUCLEAR STRUCTURE 246,247Cm, 248,249Cf, 250,251Fm, 252,253No, 254Rf; calculated energies of 2- phonon levels in even-A, and 5/2+ states from 2- phonon levels built on 9/2- ground states in odd-A nuclei, B(E3) using QRPA with Gogny D1M parametrization, configuration amplitudes for odd-A isotopes from QPM with Woods-Saxon potential. Comparison with experimental data.
doi: 10.1103/PhysRevC.97.054332
2018SV02 Bull.Rus.Acad.Sci.Phys. 82, 632 (2018) A.I.Svirikhin, A.V.Yeremin, A.V.Andreev, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, Y.A.Popov, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin, T.M.Schneidman, B.Gall, O.Dorvaux, P.Brione, K.Hauschild, A.Lopez-Martenz, K.Rezynkina, S.Mullins, P.Jones, P.Mosat, B.Andel, Z.Kalaninova, M.Z.Asfari, N.Yoshihiro, J.Piot, E.Stefanova, D.Tonev Short-Lived Isotopes of Transfermium Elements: Studying Characteristics of Spontaneous Fissioning RADIOACTIVITY 256Rf, 250,252No(SF)[reaction created]; calculated formation of isotopes vs energy; compared with data (short- and long-lived isomers separately). COMPILATION 236,238,240,242,244Pu, 242,244,246,248,250Cm, 249Bk, 246,250,252,254Cf, 244,246,256,258Fm, 250,252No, 256Rf, 258,260Md, 268Db(SF); 250,250m,252No; compiled average number of emitted neutrons accompanying spontaneous fission vs TKE; calculated spontaneous fission fragments TKE; compared with data.
doi: 10.3103/S1062873818060308
2017AK02 Eur.Phys.J. A 53, 158 (2017) N.V.Aksenov, P.Steinegger, F.Sh.Abdullin, Y.V.Albin, G.A.Bozhikov, V.I.Chepigin, R.Eichler, V.Ya.Lebedev, A.Sh.Madumarov, O.N.Malyshev, O.V.Petrushkin, A.N.Polyakov, Y.A.Popov, A.V.Sabelnikov, R.N.Sagaidak, I.V.Shirokovsky, M.V.Shumeiko, G.Ya.Starodub, Y.S.Tsyganov, V.K.Utyonkov, A.A.Voinov, G.K.Vostokin, A.V.Yeremin, S.N.Dmitriev On the volatility of nihonium (Nh, Z = 113) RADIOACTIVITY 288,289Mc(α)[from 243Am(48Ca, xn)]; measured Nh (Z=113) decay chains using Gas-Filled Recoil Separator with gas-phase chromatographic separation (JINR Dubna); deduced large retention of elemental Nh on teflon surface from non-observation of Nh decays.
doi: 10.1140/epja/i2017-12348-8
2017SV02 Phys.Part. and Nucl.Lett. 14, 571 (2017) A.I.Svirikhin, A.V.Andreev, A.V.Yeremin, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, Y.A.Popov, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin, T.M.Schneidman, B.Gall, O.Dorvaux, P.Brione, K.Hauschild, A.Lopez-Martens, K.Rezynkina, S.Mullins, P.Jones, P.Mosat Characteristics of spontaneous fission of 250No NUCLEAR REACTIONS 204Pb(48Ca, xn), E=410-470 MeV; measured neutrons, fission fragments kinetic energy, TKEL, short-lived fragments; deduced σ vs E. 250No(SF), SF T1/2, average neutron multiplicity separately for each T1/2. 236,238,240,242,244Pu, 242,244,246,248,250Cm, 249Bk, 246,250,252,254Cf, 244,246,254,256,258Fm, 250,250m,252No, 256Rf, 258,260Md, 268Db; deduced, compiled systematics of average neutron multiplicity from SF (Spontaneous Fission) vs nucleus.
doi: 10.1134/S1547477117040161
2016SV02 Phys.Part. and Nucl.Lett. 13, 480 (2016) A.I.Svirikhin, A.V.Yeremin, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, O.N.Malyshev, A.G.Popeko, Yu.A.Popov, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin, B.Andel, M.Z.Asfari, B.Gall, N.Yoshihiro, Z.Kalaninova, S.Mullins, J.Piot, E.Stefanova, D.Tonev Spontaneous fission of 256Rf, new data RADIOACTIVITY 256Rf(SF)[from 208Pb(50Ti, 2n), E=237 MeV]; measured nuclei, Eα, Iα, fission fragments, En, In; deduced fission neutron multiplicity, spontaneous fission T1/2. COMPILATION A=236-268; compiled spontaneous fission neutron multiplicity vs mass number.
doi: 10.1134/S1547477116040129
2015RE01 Acta Phys.Pol. B46, 623 (2015) K.Rezynkina, K.Hauschild, A.Lopez-Martens, O.Dorvaux, B.Gall, F.Dechery, H.Faure, A.V.Yeremin, M.L.Chelnokov, V.I.Chepigin, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, Y.A.Popov, E.A.Sokol, A.I.Svirikhin, J.Piot, J.Rubert First Experimental Tests of SHELS: a New Heavy Ion Separator at the JINR NUCLEAR REACTIONS 208Pb(40Ar, xn)245Fm/246Fm, 164Dy(50Ti, xn)209Ra/210Ra/211Ra, E<220 MeV; measured reaction products, Eγ, Iγ; deduced yields.
doi: 10.5506/APhysPolB.46.623
2015SV02 Bull.Rus.Acad.Sci.Phys. 79, 442 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 483 (2015) A.I.Svirikhin, M.Gupta, A.V.Yeremin, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, O.N.Malyshev, S.Mullins, A.G.Popeko, E.A.Sokol, M.L.Chelnokov, V.I.Chepigin Investigating neutron multiplicity during the spontaneous fission of short-lived isotopes (Z ≥ 100) using the VASSILISSA recoil separator RADIOACTIVITY 244,246Fm, 252No(SF); measured decay products, En, In; deduced neutron multiplicities, total kinetic energy spectra. Comparison with systematics for the average number of spontaneous fission neutrons depending on A and Coulomb parameter Z2/A1/3.
doi: 10.3103/S1062873815040310
2014DM01 Mendeleev Commun. 24, 253 (2014) S.N.Dmitriev, N.V.Aksenov, Y.V.Albin, G.A.Bozhikov, M.L.Chelnokov, V.I.Chepygin, R.Eichler, A.V.Isaev, D.E.Katrasev, V.Y.Lebedev, O.N.Malyshev, O.V.Petrushkin, L.S.Porobanuk, M.A.Ryabinin, A.V.Sabelnikov, E.A.Sokol, A.V.Svirikhin, G.Ya.Starodub, I.Usoltsev, G.K.Vostokin, A.V.Yeremin Pioneering experiments on the chemical properties of element 113 NUCLEAR REACTIONS 243Am(48Ca, X)284Nh/285Nh, E=242 MeV; measured reaction products, Eα, Iα; deduced yields. RADIOACTIVITY 288Mc, 284Nh, 280Rg, 276Mt, 272Bh(α), 268Db(SF); measured decay products, Eα, Iα; deduced α-particle energies, T1/2.
doi: 10.1016/j.mencom.2014.09.001
2014LO10 Eur.Phys.J. A 50, 132 (2014) A.Lopez-Martens, K.Hauschild, K.Rezynkina, O.Dorvaux, B.Gall, F.Dechery, H.Faure, A.V.Yeremin, M.L.Chelnokov, V.I.Chepigin, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.N.Kuznetsov, A.A.Kuznetsova, O.N.Malyshev, A.G.Popeko, E.A.Sokol, A.I.Svirikhin, J.Piot, J.Rubert Fine structure in the alpha decay of 224U
doi: 10.1140/epja/i2014-14132-8
2012FO26 Phys.Part. and Nucl.Lett. 9, 496 (2012) A.S.Fomichev, V.Chudoba, A.V.Daniel, M.S.Golovkov, V.A.Gorshkov, S.A.Krupko, Yu.Ts.Oganessian, G.S.Popeko, S.I.Sidorchuk, R.S.Slepnev, G.M.Ter Akopian, R.Wolski, V.I.Chepigin, D.E.Katrasev, O.N.Malyshev, A.I.Svirikhin, A.V.Yeremin, Ch.Briancon, K.Hauschild, A.Korichi, M.-H.Ha, F.Hanappe, O.Dorvaux, L.Stuttge Study of complete and incomplete fusion for loosely bound projectiles 6He and 6Li on 165Ho and 166Er targets NUCLEAR REACTIONS 165Ho(6Li, 5n), (6Li, 3nα), E=58 MeV; 166Er(6He, 6n), (6He, 4nα), E=64 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced partial σ, complete fusion suppression factors. Comparison with EMPIRE and TALYS nuclear model code calculations.
doi: 10.1134/S1547477112060076
2012SV01 Phys.Part. and Nucl.Lett. 9, 24 (2012); Pisma Zh.Fiz.Elem.Chast.Atom.Yadra No.1 (171), 43 (2012) A.I.Svirikhin, M.Gupta, A.V.Eremin, I.N.Izosimov, A.V.Isaev, A.N.Kuznetsov, O.N.Malyshev, S.Mulins, A.G.Popeko, E.A.Sokol, M.L.Chelnokov, V.I.Chepihin Investigation into the neutron multiplicity of spontaneously fissioning short-lived heavy nuclei at the VASSILISSA separator RADIOACTIVITY 246Fm, 248Cm(SF); measured fission products; deduced neutron multiplicity, total kinetic energy. Systematics of average neutron number per spontaneous fission event in relation to A and Z.
doi: 10.1134/S1547477112010141
2012SV02 Eur.Phys.J. A 48, 121 (2012) A.I.Svirikhin, A.V.Andreev, V.N.Dushin, M.L.Chelnokov, V.I.Chepigin, M.Gupta, A.V.Isaev, I.N.Izosimov, D.E.Katrasev, A.N.Kuznetsov, O.N.Malyshev, S.Mullins, A.G.Popeko, E.A.Sokol, A.V.Yeremin The emission of prompt neutrons from the spontaneous fission of 252No and 244Fm RADIOACTIVITY 244Fm(SF)[from 206Pb(40Ar, 2n), E≈186 MeV];252No(SF)[from 206Pb(48Ca, 2n), E≈216 MeV]; measured spontaneous fission prompt En, In using 3He-filled counters, ER, fission fragments, Eα, Iα; calculated average TKE, average neutron multiplicity; deduced neutron multiplicity distribution, average neutron multiplicity. 244Fm deduced pre-neutron TKE.
doi: 10.1140/epja/i2012-12121-7
2011HA06 Acta Phys.Pol. B42, 605 (2011) T.W.Hagen, A.Lopez-Martens, K.Hauschild, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, D.Curien, O.Dorvaux, G.Drafta, B.Gall, A.Gorgen, M.Guttormsen, A.V.Isaev, I.N.Izosimov, A.P.Kabachenko, D.E.Katrasev, T.Kutsarova, A.N.Kuznetsov, A.C.Larsen, O.N.Malyshev, A.Minkova, S.Mullins, H.T.Nyhus, D.Pantelica, J.Piot, A.G.Popeko, S.Saro, N.Scintee, S.Siem, E.A.Sokol, A.I.Svirikhin, A.V.Yeremin Spectroscopy of Transfermium Nuclei Using the GABRIELA Setup COMPILATION 243Pu, 245Cm, 247Cf, 249Fm, 251No; compiled low-energy level properties for N=149 isotones.
doi: 10.5506/APhysPolB.42.605
2011LO06 Nucl.Phys. A852, 15 (2011) A.Lopez-Martens, T.Wiborg-Hagen, K.Hauschild, M.L.Chelnokov, V.I.Chepigin, D.Curien, O.Dorvaux, G.Drafta, B.Gall, A.Gorgen, M.Guttormsen, A.V.Isaev, I.N.Izosimov, A.P.Kabachenko, D.E.Katrasev, T.Kutsarova, A.N.Kuznetsov, A.C.Larsen, O.N.Malyshev, A.Minkova, S.Mullins, H.T.Nyhus, D.Pantelica, J.Piot, A.G.Popeko, S.Saro, N.Scintee, S.Siem, N.U.H.Syed, E.A.Sokol, A.I.Svirikhin, A.V.Yeremin Spectroscopy of 253No and its daughters NUCLEAR REACTIONS 207Pb(48Ca, 2n), (48Ca, 3n), E=220 MeV; measured Eα, Iα, Eγ, Iγ, E(ce), I(ce), αγ, α(ce)-coin; deduced ICCs, multipolarities, Qα. 253No, 249Fm; deduced levels, J, π, T1/2.
doi: 10.1016/j.nuclphysa.2011.01.012
2010EI01 Radiochim.Acta 98, 133 (2010) R.Eichler, N.V.Aksenov, Yu.V.Albin, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, V.A.Gorshkov, R.A.Henderson, A.M.Johnsen, J.M.Kenneally, V.Ya.Lebedev, O.N.Malyshev, K.J.Moody, Yu.Ts.Oganessian, O.V.Petrushkin, D.Piguet, A.G.Popeko, P.Rasmussen, A.Serov, D.A.Shaughnessy, S.V.Shishkin, A.V.Shutov, M.A.Stoyer, N.J.Stoyer, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, P.A.Wilk, D.Wittwer, A.V.Yeremin Indication for a volatile element 114 RADIOACTIVITY 287,288Fl(α); measured atomic properties of element 114; deduced volatility. Comparison with Hg, At, and element 112 (Cn).
doi: 10.1524/ract.2010.1705
2010SV01 Eur.Phys.J. A 44, 393 (2010) A.I.Svirikhin, V.N.Dushin, M.L.Chelnokov, V.I.Chepigin, I.N.Izosimov, D.E.Katrasev, O.N.Malyshev, A.Minkova, A.G.Popeko, E.A.Sokol, A.V.Yeremin Neutron multiplicity at spontaneous fission of 246Fm RADIOACTIVITY 246Fm(SF)[from 208Pb(40Ar, 2n), E=186 MeV]; measured En, In(θ), Eα, Iα, E(particle), I(particle), (particle)n-coin; deduced neutron multiplicity, T1/2, spontaneous fission branching ratio. NUCLEAR REACTIONS 208Pb(40Ar, 2n), E=186 MeV; measured σ.
doi: 10.1140/epja/i2010-10968-0
2010YE06 Pramana 75, 3 (2010) A.Yeremin, O.Malyshev, A.Popeko, A.Lopez-Martens, K.Hauschild, O.Dorvaux, S.Saro, D.Pantelica, S.Mullin Gamma and electron spectroscopy of transfermium isotopes at Dubna: Results and plans RADIOACTIVITY 253No(α); measured Eγ, γ; deduced energy spectrum of γ-rays, E(ce).
doi: 10.1007/s12043-010-0060-5
2009HE01 Nucl.Instrum.Methods Phys.Res. A599, 1 (2009) E.Hedlund, L.Westerberg, O.B.Malyshev, E.Edqvist, M.Leandersson, H.Kollmus, M.C.Bellachioma, M.Bender, A.Kramer, H.Reich-Sprenger, B.Zajec, A.Krasnov Ar ion induced desorption yields at the energies 5-17.7 MeV/u
doi: 10.1016/j.nima.2008.09.052
2009OG03 Phys.Rev. C 79, 024608 (2009) Yu.Ts.Oganessian, S.N.Dmitriev, A.V.Yeremin, N.V.Aksenov, G.A.Bozhikov, V.I.Chepigin, M.L.Chelnokov, V.Ya.Lebedev, O.N.Malyshev, O.V.Petrushkin, S.V.Shishkin, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin Attempt to produce the isotopes of element 108 in the fusion reaction 136Xe+136Xe NUCLEAR REACTIONS 136Xe(136Xe, xn)269Hs/270HS/271Hs, E=750 MeV;measured Eα, Iα, upper limit of production σ for Z=108 element; deduced fusion probability. Calculated excitation functions for one-neutron to four-neutron channels. Ti(136Xe, xn)168Os/169Os/170Os/171Os/172Os/, E=750 MeV; measured Eα, Iα.
doi: 10.1103/PhysRevC.79.024608
2008EI03 Angew.Chem. 47, 3262 (2008) R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, A.V.Gorshkov, M.G.Itkis, F.Haenssler, A.Laube, V.Y.Lebedev, O.N.Malyshev, Y.T.Oganessian, O.V.Petrushkin, D.Piguet, A.G.Popeko, P.Rasmussen, S.V.Shishkin, A.A.Serov, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin Thermochemical and Physical Properties of Element 112 RADIOACTIVITY 287Fl, 283Cn(α), 279Ds(SF) [from 242Pu(48Ca, 3n)297Fl, E=270 MeV]; 185Hg(α) [from 142Nd(48Ca, 5n)185Hg, E=270 MeV]; 219Rn(α) [from 242Pu(48Ca, X)219Rn, E=270 MeV]; measured decay products, Eα, Iα; deduced standard sublimation enthalpy, linear relationships for various compound classes on various chromatographic materials, volatility for element 112.
doi: 10.1002/anie.200705019
2008HA12 Phys.Rev. C 77, 047305 (2008); Erratum Phys.Rev. C 79, 019902 (2009) K.Hauschild, A.Lopez-Martens, A.V.Yeremin, O.Dorvaux, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, B.Gall, V.A.Gorshkov, M.Guttormsen, P.Jones, A.P.Kabachenko, A.Khouaja, A.C.Larsen, O.N.Malyshev, A.Minkova, H.T.Nyhus, Yu.Ts.Oganessian, D.Pantelica, A.G.Popeko, F.Rotaru, S.Saro, A.V.Shutov, S.Siem, A.I.Svirikhin, N.U.H.Syed Half-life and excitation energy of the Iπ = 13/2+ isomer in 209Ra NUCLEAR REACTIONS 174Yb(40Ar, 5n), E=192 MeV; measured half-life, α-spectra, Eγ, Iγ, γγ-, γα-coin, conversion electrons. 209Ra; deduced levels, J, π, configurations. 205,207Po, 207,209Rn, 211Ra; systematics.
doi: 10.1103/PhysRevC.77.047305
2008HA31 Phys.Rev. C 78, 021302 (2008) K.Hauschild, A.Lopez-Martens, A.V.Yeremin, O.Dorvaux, S.Antalic, A.V.Belozerov, Ch.Briancon, M.L.Chelnokov, V.I.Chepigin, D.Curien, B.Gall, A.Gorgen, V.A.Gorshkov, M.Guttormsen, F.Hanappe, A.P.Kabachenko, F.Khalfallah, A.C.Larsen, O.N.Malyshev, A.Minkova, A.G.Popeko, M.Rousseau, N.Rowley, S.Saro, A.V.Shutov, S.Siem, L.Stuttge, A.I.Svirikhin, N.U.H.Syed, Ch.Theisen, M.Venhart High-K, t1/2=1.4(1) ms, isomeric state in 255Lr RADIOACTIVITY 255Lr, 255No(α) [from 209Bi(48Ca, 2n), E=219 MeV]; measured Eα, Iα, conversion electrons, Eγ, Iγ, γα-, (ce)α-coin. 255Lr; deduced levels, J, π, hindrance factors, half-life of isomeric state.
doi: 10.1103/PhysRevC.78.021302
2007EI02 Nucl.Phys. A787, 373c (2007) R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, R.Dressler, S.N.Dmitriev, H.W.Gaggeler, V.A.Gorshkov, F.Haenssler, M.G.Itkis, V.Ya.Lebedev, A.Laube, O.N.Malyshev, Yu.Ts.Oganessian, O.V.Petruschkin, D.Piguet, P.Rasmussen, S.V.Shishkin, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin Confirmation of the Decay of 283112 and First Indication for Hg-like Behavior of Element 112 NUCLEAR REACTIONS 238U(48Ca, 3n), 242Pu(48Ca, 3n), E=237 MeV; measured super heavy element yield, Eα, Iα; analyzed production σ. NUCLEAR STRUCTURE 279Ds, 283Cn, 287Fl; analyzed superheavy element production and decay data. RADIOACTIVITY 283Cn(α); 287Fl(α), (SF); measured Eα, E(fragment), T1/2.
doi: 10.1016/j.nuclphysa.2006.12.058
2007EI03 Nature(London) 447, 72 (2007) R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, V.A.Gorshkov, F.Haenssler, M.G.Itkis, A.Laube, V.Ya.Lebedev, O.N.Malyshev, Yu.Ts.Oganessian, O.V.Petrushkin, D.Piguet, P.Rasmussen, S.V.Shishkin, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin Chemical characterization of element 112 RADIOACTIVITY 287Fl, 283Cn(α), 279Ds(SF) [from 242Pu(48Ca, 3n)297Fl, E=270 MeV]; 185Hg(α) [from 142Nd(48Ca, 5n)185Hg, E=270 MeV]; 219Rn(α) [from 242Pu(48Ca, X)219Rn, E=270 MeV]; measured decay products, Eα, Iα; deduced Q-values, T1/2, element 112 chemical identification.
doi: 10.1038/nature05761
2007LO11 Eur.Phys.J. A 32, 245 (2007) A.Lopez-Martens, K.Hauschild, A.V.Yeremin, O.Dorvaux, A.V.Belozerov, Ch.Briancon, M.L.Chelnokov, V.I.Chepigin, D.Curien, P.Desesquelles, B.Gall, V.A.Gorshkov, M.Guttormsen, F.Hanappe, A.P.Kabachenko, F.Khalfallah, A.Korichi, A.C.Larsen, O.N.Malyshev, A.Minkova, Yu.Ts.Oganessian, A.G.Popeko, M.Rousseau, N.Rowley, R.N.Sagaidak, S.Sharo, A.V.Shutov, S.Siem, L.Stuttge, A.I.Svirikhin, N.U.H.Syed, Ch.Theisen Isomeric states in 253No NUCLEAR REACTIONS 207Pb(48Ca, 2n), E∼217 MeV; measured Eα, Eγ, E(ce) with the Gabriela detector. 253No deduced levels, J, π, configurations. RADIOACTIVITY 253No(α) [from 207Bi(48Ca, 2n) and subsequent decay]; measured Eα, Eγ, E(ce), αγ-, α(ce)-coin, T1/2. 253No deduced levels, J, π, configurations.
doi: 10.1140/epja/i2007-10391-8
2006HA17 Nucl.Instrum.Methods Phys.Res. A560, 388 (2006) K.Hauschild, A.V.Yeremin, O.Dorvaux, A.Lopez-Martens A.V.Belozerov, Ch.Briancon, M.L.Chelnokov, V.I.Chepigin, S.A.Garcia-Santamaria, V.A.Gorshkov, F.Hanappe, A.P.Kabachenko, A.Korichi, O.N.Malyshev, Yu.Ts.Oganessian, A.G.Popeko, N.Rowley, A.V.Shutov, L.Stuttge, A.I.Svirikhin GABRIELA: A new detector array of γ-ray and conversion electron spectroscopy of transfermium elements RADIOACTIVITY 210,211,212Ra(IT) [from 174Yb(40Ar, xn)]; measured Eγ, Iγ, γγ-coin, T1/2. 210,211,212Ra deduced levels, J, π, T1/2. Recoil separator.
doi: 10.1016/j.nima.2006.01.107
2006LO12 Phys.Rev. C 74, 044303 (2006) A.Lopez-Martens, K.Hauschild, A.V.Yeremin, A.V.Belozerov, Ch.Briancon, M.L.Chelnokov, V.I.Chepigin, D.Curien, O.Dorvaux, B.Gall, V.A.Gorshkov, M.Guttormsen, F.Hanappe, A.P.Kabachenko, F.Khalfallah, A.Korichi, A.C.Larsen, O.N.Malyshev, A.Minkova, Yu.Ts.Oganessian, A.G.Popeko, M.Rousseau, N.Rowley, R.N.Sagaidak, S.Sharo, A.V.Shutov, S.Siem, A.I.Svirikhin, N.U.H.Syed, Ch.Theisen Detailed spectroscopy of 249Fm RADIOACTIVITY 253No(α) [from 207Pb(48Ca, 2n)]; measured Eα, Eγ, αγ-coin. 249Fm deduced levels, J, π, ICC, configurations. Level systematics in neighboring isotones discussed.
doi: 10.1103/PhysRevC.74.044303
2006PO10 Phys.Atomic Nuclei 69, 1183 (2006) A.G.Popeko, A.V.Belozerov, Ch.Briancon, V.I.Chepigin, O.Dorvaux, K.Hauschild, A.P.Kabachenko, A.Korichi, A.Lopez-Martens, O.N.Malyshev, Yu.Ts.Oganessian, S.Saro, A.V.Shutov, A.I.Svirikhin, A.V.Yeremin GABRIELA Setup for Nuclear Spectroscopy of the Transfermium Element Isotopes at the VASSILISSA Separator NUCLEAR REACTIONS 164Dy(48Ca, 5n), E not given; measured Eγ, Iγ, (particle)γ-coin. RADIOACTIVITY 253No(α) [from 207Pb(48Ca, 2n)]; measured Eγ, E(ce), γα-, (ce)α-coin. 249Fm deduced levels, J, π. 255No(α) [from 208Pb(48Ca, n)]; measured prompt and delayed αγ-, αβ-coin. 251Fm deduced isomeric state.
doi: 10.1134/S1063778806070143
2005YE02 Nucl.Instrum.Methods Phys.Res. A539, 441 (2005) A.V.Yeremin, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, A.V.Shutov, E.A.Sokol, A.I.Svirikhin Neutron detector at the focal plane of the set up VASSILISSA RADIOACTIVITY 252No(SF) [from 206Pb(48Ca, 2n)]; measured fission fragments spectra, prompt neutron multiplicity. Recoil separator.
doi: 10.1016/j.nima.2004.09.043
2004HO09 Nucl.Phys. A734, 93 (2004) S.Hofmann, F.P.Hessberger, D.Ackermann, S.Antalic, P.Cagarda, B.Kindler, P.Kuusiniemi, M.Leino, B.Lommel, O.N.Malyshev, R.Mann, G.Munzenberg, A.G.Popeko, S.Saro, B.Streicher, A.V.Yeremin Properties of heavy nuclei measured at the GSI SHIP
doi: 10.1016/j.nuclphysa.2004.01.018
2004MA01 Nucl.Instrum.Methods Phys.Res. A516, 529 (2004) O.N.Malyshev, A.V.Yeremin, A.G.Popeko, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, S.Hofmann, M.G.Itkis, A.P.Kabachenko, Yu.Ts.Oganessian, R.N.Sagaidak, S.Saro, A.V.Shutov, A.I.Svirikhin In-beam separation and mass determination of superheavy nuclei. Part II NUCLEAR REACTIONS 174Yb(48Ca, 5n), (48Ca, 6n), (48Ca, 4nα), E=216 MeV; 198Pt(48Ca, 4n), E=215 MeV; 206,208Pb(48Ca, 2n), E ≈ 218 MeV; 238U(48Ca, 3n), E=234 MeV; measured evaporation residue charge state distributions. Recoil-decay tagging, mass separator.
doi: 10.1016/j.nima.2003.08.118
2004OG02 Eur.Phys.J. A 19, 3 (2004) Yu.Ts.Oganessian, A.V.Yeremin, A.G.Popeko, O.N.Malyshev, A.V.Belozerov, G.V.Buklanov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, S.Hofmann, M.G.Itkis, A.P.Kabachenko, B.Kindler, G.Munzenberg, R.N.Sagaidak, S.Saro, H.-J.Schott, B.Streicher, A.V.Shutov, A.I.Svirikhin, G.K.Vostokin Second experiment at VASSILISSA separator on the synthesis of the element 112 NUCLEAR REACTIONS 238U(48Ca, 3n), E ≈ 232 MeV; measured production σ. Mass separator, recoil-decay tagging. RADIOACTIVITY 283Cn(SF) [from 238U(48Ca, 3n)]; measured T1/2.
doi: 10.1140/epja/i2003-10113-4
2004OG06 Nucl.Phys. A734, 196 (2004) Yu.Ts.Oganessian, A.V.Yeremin, A.G.Popeko, O.N.Malyshev, A.V.Belozerov, G.Buklanov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, S.Hofmann, M.G.Itkis, A.P.Kabachenko, B.Kindler, G.Munzenberg, R.N.Sagaidak, S.Saro, H.-J.Schott, B.Streicher, A.V.Shutov, A.I.Svirikhin, G.K.Vostokin In-Flight Separation and Mass Selection of Heavy Evaporation Residues NUCLEAR REACTIONS 238U(48Ca, 3n), E=234 MeV; measured production σ. Mass separator. RADIOACTIVITY 283Cn(SF) [from 238U(48Ca, 3n)]; measured T1/2. Mass-separated source.
doi: 10.1016/j.nuclphysa.2004.01.033
2004YA09 Nucl.Phys. A734, 204 (2004) A.B.Yakushev, I.Zvara, Yu.Ts.Oganessian, A.V.Belozerov, S.N.Dmitriev, B.Eichler, S.Hubener, E.A.Sokol, A.Turler, A.V.Yeremin, G.V.Buklanov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.V.Gulyaev, V.Ya.Lebedev, O.N.Malyshev, A.G.Popeko, S.Soverna, Z.Szeglowski, S.N.Timokhin, S.P.Tretyakova, V.M.Vasko, M.G.Itkis Chemical identification and properties of element 112 NUCLEAR REACTIONS U(48Ca, xn), E ≈ 230 MeV; measured fission fragment spectra following residual nucleus decay; deduced evidence for 283Cn. Chemical properties discussed.
doi: 10.1016/j.nuclphysa.2004.01.035
2003BE18 Eur.Phys.J. A 16, 447 (2003) A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, T.P.Drobina, V.A.Gorshkov, A.P.Kabachenko, O.N.Malyshev, I.M.Merkin, Yu.Ts.Oganessian, A.G.Popeko, R.N.Sagaidak, A.I.Svirikhin, A.V.Yeremin, G.Berek, I.Brida, S.Saro Spontaneous-fission decay properties and production cross-sections for the neutron-deficient nobelium isotopes formed in the 44, 48Ca + 204, 206, 208Pb reactions NUCLEAR REACTIONS 208Pb(44Ca, 2n), (44Ca, 3n), (48Ca, 2n), (48Ca, 3n), (48Ca, 4n), E ≈ 200-240 MeV; 206Pb(48Ca, n), (48Ca, 2n), (48Ca, 3n), (48Ca, 4n), E ≈ 200-240 MeV; 204Pb(48Ca, 2n), (48Ca, 3n), E ≈ 200-240 MeV; measured σ. Mass separator, comparison with previous results and statistical model predictions. RADIOACTIVITY 248,249,250,252No(SF), (α) [from 204,206,208Pb(44,46,48Ca, xn)]; measured fission T1/2, α-branching ratios. Comparison with model predictions.
doi: 10.1140/epja/i2002-10109-6
2003PO08 Nucl.Instrum.Methods Phys.Res. A510, 371 (2003) A.G.Popeko, O.N.Malyshev, A.V.Yeremin, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, M.G.Itkis, A.P.Kabachenko, Yu.Ts.Oganessian, R.N.Sagaidak, A.V.Shutov, A.I.Svirikhin In-beam separation and mass determination of superheavy nuclei. Part I NUCLEAR REACTIONS 164Dy(40Ar, 6n), E not given; 208Pb(40Ar, 2n), E not given; measured fragment yields. 204Pb(48Ca, X), 208Pb(44Ca, X), E not given; measured (recoil)(decay)-coin; deduced evidence for 249,250No. RADIOACTIVITY 249,250No [from 204Pb(48Ca, X), 208Pb(44Ca, X)]; measured T1/2.
doi: 10.1016/S0168-9002(03)01823-0
2003YA22 Radiochim.Acta 91, 433 (2003) A.B.Yakushev, I.Zvara, Yu.Ts.Oganessian, A.V.Belozerov, S.N.Dmitriev, B.Eichler, S.Hubener, E.A.Sokol, A.Turler, A.V.Yeremin, G.V.Buklanov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.V.Gulyaev, V.Ya.Lebedev, O.N.Malyshev, A.G.Popeko, S.Soverna, Z.Szeglowski, S.N.Timokhin, S.P.Tretyakova, V.M.Vasko, M.G.Itkis Chemical identification and properties of element 112 NUCLEAR REACTIONS 238U(48Ca, 3n), E ≈ 233 MeV; measured radiochemical yield; deduced chemical properties.
doi: 10.1524/ract.91.8.433.20010
2003YE02 Yad.Fiz. 66, 1078 (2003); Phys.Atomic Nuclei 66, 1042 (2003) A.V.Yeremin, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, O.N.Malyshev, Yu.Ts.Oganessian, A.G.Popeko, R.N.Sagaidak, A.I.Svirikhin, S.Hofmann, G.Berek, I.Brida, S.Saro The Upgrade of the Kinematic Separator VASSILISSA-Experimental Results and Plans NUCLEAR REACTIONS 208Pb(16O, xn), 197Au, 208Pb, 232Th(20Ne, xn), 190Os, 194,196,198Pt, 197Au, 205Tl, 208Pb, 209Bi, 232Th, 236,238U(22Ne, xn), 181Ta, 197Au, 208Pb(24Mg, xn), 181Ta, 197Au, 207,208Pb, 232Th(26Mg, xn), 175Lu, 197Au, 232Th, 238U(27Al, xn), 169Tm, 181Ta, 232Th(31P, xn), 175Lu(35Cl, xn), 159Tb, 165Ho, 182W(40Ar, xn), 151,153Eu, 159Tb(40Ca, xn), 208Pb(44Ca, xn), 174,176Yb, 204,206,208Pb, 232Th, 239U, 242Pu(48Ca, xn), E*=20-140 MeV; measured excitation functions; deduced maximum σ. RADIOACTIVITY 249,250No(α), (SF); measured T1/2, α-branching ratio. 248No(α); measured T1/2 lower limit.
doi: 10.1134/1.1586416
2002OG07 Part. and Nucl., Lett. 110, 5 (2002) Yu.Ts.Oganessian, A.V.Yeremin, A.V.Belozerov, G.Berek, I.Brida, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, S.P.Korotkov, O.N.Malyshev, A.G.Popeko, L.A.Rubinskaya, R.N.Sagaidak, E.M.Smirnova, A.I.Svirikhin Kinematic Separation and Mass Analysis of Heavy Recoiling Nuclei NUCLEAR REACTIONS 238U, 232Th, 242Pu(48Ca, 3n), E ≈ 230 MeV; measured σ. 164Dy(40Ar, 7n), E=190-210 MeV; measured evaporation residue yields, charge states. Mass separator.
2001YA19 Radiochim.Acta 89, 743 (2001) A.B.Yakushev, G.V.Buklanov, M.L.Chelnokov, V.I.Chepigin, S.N.Dmitriev, V.A.Gorshkov, S.Hubener, V.Ya.Lebedev, O.N.Malyshev, Yu.Ts.Oganessian, A.G.Popeko, E.A.Sokol, S.N.Timokhin, A.Turler, V.M.Vasko, A.V.Yeremin, I.Zvara First attempt to chemically identify element 112 NUCLEAR REACTIONS Nd, U(48Ca, xn), E=234 MeV; measured radiochemical yields; deduced element 112 production σ upper limit.
2000MA65 Eur.Phys.J. A 8, 295 (2000) O.N.Malyshev, A.V.Belozerov, M.L.Chelnokov, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, A.P.Popeko, J.Rohac, R.N.Sagaidak, A.V.Yeremin, S.I.Mulgin, S.V.Zhdanov The New Isotope 217U NUCLEAR REACTIONS 182W(40Ar, 5n), E=193 MeV; measured σ. RADIOACTIVITY 217U(α) [from 182W(40Ar, 5n)]; measured Eα, T1/2. Comparison with neighboring nuclei.
doi: 10.1007/s100500070082
1999BO52 Yad.Fiz. 62, No 11, 1931 (1999); Phys.Atomic Nuclei 62, 1794 (1999) D.D.Bogdanov, M.Veselsky, A.V.Yeremin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, B.I.Pustylnik, A.G.Popeko, R.N.Sagaidak, G.M.Ter-Akopian, V.I.Chepigin Cross Sections for the Production of Pa, Th, and Ac Isotopes in the Decays of Highly Excited Compound Nuclei 221, 223, 225, 227Pa Formed in Reactions Featuring 20, 22Ne and 24, 26Mg Ions NUCLEAR REACTIONS 197Au(24Mg, X)217Pa/216Pa/215Pa/217Th/216Th/215Th/214Th/213Th/214Ac/213Ac/212Ac/211Ac/210Ac, E<176 MeV; 197Au(26Mg, X)218Pa/217Pa/217Th/216Th/216Ac/215Ac/214Ac/213Ac, E<164 MeV; 205Tl(22Ne, X)224Pa/223Pa/222Pa/221Pa/223Th/222Th/221Th/221Ac/220Ac/219Ac, E<145 MeV; measured residual production σ; calculated residual production σ. Statistical Model calculations, VASILISA separator. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0231. 1999OG02 Acta Phys.Slovaca 49, 65 (1999) Yu.Ts.Oganessian, A.V.Yeremin, V.I.Chepigin, M.G.Itkis, A.P.Kabachenko, O.Konstantinesky, M.Konstantinesky, O.N.Malyshev, A.G.Popeko, J.Rohac, R.N.Sagaidak, I.V.Shirokovsky, V.K.Utyonkov, S.Hofmann, G.Munzenberg, M.Veselsky, S.Saro, N.Iwasa, K.Morita, A.Yoneda, M.Hussonnois Experiments on the Synthesis of Superheavy Elements with Z = 110, 112 via 232Th, 238U + 48Ca Reactions NUCLEAR REACTIONS 232Th(48Ca, X), E=260 MeV; 238U(48Ca, X), E=231, 238 MeV measured residuals α-decay, spontaneous fission; deduced evidence for 277Ds, 283Cn. 283Cn deduced T1/2.
1999OG05 Eur.Phys.J. A 5, 63 (1999) Yu.Ts.Oganessian, A.V.Yeremin, G.G.Gulbekian, S.L.Bogomolov, V.I.Chepigin, B.N.Gikal, V.A.Gorshkov, M.G.Itkis, A.P.Kabachenko, V.B.Kutner, A.Yu.Lavrentev, O.N.Malyshev, A.G.Popeko, J.Rohac, R.N.Sagaidak, S.Hofmann, G.Munzenberg, M.Veselsky, S.Saro, N.Iwasa, K.Morita Search for New Isotopes of Element 112 by Irradiation of 238U with 48Ca NUCLEAR REACTIONS 238U(48Ca, X), E=231, 238 MeV; measured Eα, fission products kinetic energy following residual decay; deduced evidence for 283Cn.
doi: 10.1007/s100500050257
1999OG07 Nature(London) 400, 242 (1999) Yu.Ts.Oganessian, A.V.Yeremin, A.G.Popeko, S.L.Bogomolov, G.V.Buklanov, M.L.Chelnokov, V.I.Chepigin, B.N.Gikal, V.A.Gorshkov, G.G.Gulbekian, M.G.Itkis, A.P.Kabachenko, A.Yu.Lavrentev, O.N.Malyshev, J.Rohac, R.N.Sagaidak, S.Hofmann, S.Saro, G.Giardina, K.Morita Synthesis of Nuclei of the Superheavy Element 114 in Reactions Induced by 48Ca NUCLEAR REACTIONS 242Pu(48Ca, 3n), E=235 MeV; measured residual nucleus decay; deduced production σ. Mass separator. RADIOACTIVITY 287Fl(α) [from 242Pu(48Ca, 3n)]; measured Eα, T1/2. 283Cn(SF); measured T1/2.
doi: 10.1038/22281
1999OG08 Acta Phys.Pol. B30, 1557 (1999) Yu.Ts.Oganessian, A.V.Yeremin, R.N.Sagaidak, O.N.Malyshev, A.G.Popeko, A.P.Kabachenko, V.I.Chepigin, J.Rohac, V.A.Gorshkov, A.Yu.Lavrentev, M.G.Itkis, G.G.Gulbekian, B.N.Gikal, A.V.Tikhomirov, V.B.Kutner, S.L.Bogomolov FLNR JINR Experiments on Synthesis of Superheavy Nuclei with 48Ca Beam NUCLEAR REACTIONS 232Th(48Ca, 3n), (48Ca, 4n), E=255 MeV; 238U(48Ca, 3n), (48Ca, 4n), E=264 MeV; measured production σ. Superheavy elements. RADIOACTIVITY 283Cn(SF); measured T1/2, total SF kinetic energy.
1997AN02 Yad.Fiz. 60, No 1, 5 (1997); Phys.Atomic Nuclei 60, 1 (1997) A.N.Andreyev, D.D.Bogdanov, A.V.Yeremin, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, G.M.Ter-Akopian, V.I.Chepigin, V.Ninov, S.Hofmann, F.P.Hessberger, H.Folger, S.Saro Cross Sections for the Formation of Evaporation Products in 24Mg + 197Au and 51V + 170Er Interactions NUCLEAR REACTIONS, ICPND 170Er(51V, 4n), (51V, 5n), (51V, 6n), (51V, 7n), (51V, 3np), (51V, 4np), (51V, 5np), (51V, 6np), (51V, 7np), (51V, 3nα), (51V, 4nα), (51V, 5nα), (51V, 6nα), (51V, 7nα), E not given; 197Au(24Mg, 4n), (24Mg, 5n), (24Mg, 6n), (24Mg, 3np), (24Mg, 4np), (24Mg, 5np), (24Mg, 6np), (24Mg, 7np), (24Mg, 3nα), (24Mg, 4nα), (24Mg, 5nα), (24Mg, 6nα), (24Mg, 7nα), E=140-176 MeV; measured residuals production σ vs compound nucleus excitation; deduced dinuclear system evolution related features.
1997AN08 Nucl.Phys. A620, 229 (1997) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, Yu.Ts.Oganessian, A.G.Popeko, B.I.Pustylnik, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin Decay Widths of Highly Excited Ra Compound Nuclei NUCLEAR REACTIONS 194,196,198Pt(22Ne, xn), (22Ne, xnp), (22Ne, xnα), E=100-200 MeV; measured evaporation residue σ(E). 216,218,220Ra deduced fission barriers, decay widths. Enriched targets, kinematic separator, surface-barrier detectors, measurements of α activity.
doi: 10.1016/S0375-9474(97)00147-4
1997AN20 Nucl.Phys. A626, 857 (1997) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.Ts.Oganessian, A.G.Popeko, J.Rohac, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin, S.Saro, M.Veselsky Statistical Model and Cross Sections for the Evaporation Residues Formed in the Reaction 22Ne + 190Os at the 22Ne Projectile Bombarding Energy of 6.0-10.0 MeV/Nucleon NUCLEAR REACTIONS 190Os(22Ne, xn), (22Ne, xnp), (22Ne, xnα), E=130-220 MeV; measured evaporation residue σ(E); deduced fission barriers. Kinematic separator, silicon detectors, α-activity measurements.
doi: 10.1016/S0375-9474(97)00477-6
1997YE07 Nucl.Instrum.Methods Phys.Res. B126, 329 (1997) A.V.Yeremin, D.D.Bogdanov, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, G.M.Ter-Akopian, A.Yu.Lavrentjev The electrostatic separator VASSILISSA Performance and experimental results NUCLEAR REACTIONS 232Th(20Ne, 5n), (20Ne, 6n), (26Mg, 4n), (26Mg, 5n), (26Mg, 6n), (27Al, 5n), (27Al, 6n), (31P, 5n), 236U(22Ne, 4n), (22Ne, 5n), (22Ne, 6n), (27Al, 5n), (27Al, 6n), 238U(22Ne, 6n), (22Ne, 8n), E* ≈ 45-70 MeV; measured σ.
doi: 10.1016/S0168-583X(96)01002-6
1995AN03 Nucl.Phys. A583, 153c (1995) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, Yu.Ts.Oganessian, A.G.Popeko, B.I.Pustylnik, J.Rohac, R.N.Sagaidak, A.V.Taranenko, G.M.Ter-Akopian, A.V.Yeremin Long Fission Time of Highly Excited Radium Compound Nuclei Ending in the Formation of Evaporation Residues NUCLEAR REACTIONS, ICPND 194,196,198Pt(22Ne, xn), E not given; measured σ(E) for residual production for 4 ≤ x ≤ 12. 218,220,216Ra deduced relative neutron width mean values.
doi: 10.1016/0375-9474(94)00651-3
1995AN04 Nucl.Phys. A583, 169c (1995) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, A.G.Popeko, B.I.Pustylnik, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin Formation Cross Sections of Neutron Deficient Polonium Isotopes in Asymmetric and Symmetrical Heavy Ion Fusion NUCLEAR REACTIONS, ICPND 175Lu(27Al, xn), E=178 MeV; 169Tm(31P, xn), E=220 MeV; measured total reaction σ vs 200Po excitation; deduced 199,198,197,196,195,194,193,192,191,190Po isotopes production σ. Compared with other reactions data.
doi: 10.1016/0375-9474(94)00655-7
1995AN23 Yad.Fiz. 58, No 5, 791 (1995); Phys.Atomic Nuclei 58, 730 (1995) A.N.Andreev, D.D.Bogdanov, A.V.Eremin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, B.I.Pustylnik, R.N.Sagaidak, G.M.Ter-Akopyan, V.I.Chepigin Formation of Po Isotopes in the Reactions 27Al + 175Lu and 31P + 169Tm NUCLEAR REACTIONS, ICPND 175Lu(27Al, xnyp)199Po/198Po/197Po/196Po/195Po/193Po/192Po, E=180, 250 MeV; 169Tm(31P, xnyp)199Po/198Po/197Po/196Po/195Po/193Po/192Po, E=178, 200 MeV; measured residual production σ(E); deduced projectile mass independence of the evaporation channel characteristics, residuals fission barrier characteristics. Statistical approach.
1995AN37 Nucl.Instrum.Methods Phys.Res. A364, 342 (1995) A.N.Andreyev, V.V.Bashevoy, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, J.Rohac, S.Saro, A.V.Taranenko, G.M.Ter-Akopian, A.V.Yeremin Large Area High-Efficiency Time-of-Flight System for Detection of Low Energy Heavy Evaporation Residues at the Electrostatic Separator VASSILISSA RADIOACTIVITY 226Ra(α); measured α spectra, tof; deduced large area high-efficiency tof system characteristics. NUCLEAR REACTIONS 182W(22Ne, X), 164Dy(40Ar, X), E not given; measured projectilelike fragment tof spectra vs recoil energy; deduced large area high-efficiencey tof system characteristics.
doi: 10.1016/0168-9002(95)00355-X
1994AN01 Nucl.Phys. A568, 323 (1994) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, B.I.Pustylnik, G.M.Ter-Akopian, A.V.Yeremin Shell Effects and Cross Sections of Formation of Neutron-Deficient Isotopes of Ac, Ra and Fr in 20Ne + 197Au Reaction NUCLEAR REACTIONS, ICPND 197Au(20Ne, xn), (20Ne, xnp), (20Ne, xnα), E=120-190 MeV; measured σ(E); deduced production σ for Ac, 204-206Ra, 206-209Fr isotopes. 208Ac deduced possible evidence for isomer. Measurements of α-activity.
doi: 10.1016/0375-9474(94)90205-4
1994AN02 Z.Phys. A347, 225 (1994) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, G.M.Ter-Akopian, M.Veselsky, A.V.Yeremin New Nuclides 228,229Pu NUCLEAR REACTIONS, ICPND 207Pb(26Mg, 4n), E=5.42 MeV/nucleon; 208Pb(24Mg, 4n), E=5.5 MeV/nucleon; 208Pb(26Mg, 5n), E=5.58 MeV/nucleon; measured Eα, Iα, αα-correlation; deduced residuals production σ. RADIOACTIVITY 228,229Pu(α) [from 208Pb(24Mg, 4n), E=5.5 MeV/nucleon; 207Pb(26Mg, 4n), E=5.42 MeV/nucleon; 208Pb(26Mg, 5n), E=5.58 MeV/nucleon]; measured Eα, Iα, αα-correlation; deduced Q(α).
1994YE08 Nucl.Instrum.Methods Phys.Res. A350, 608 (1994) A.V.Yeremin, A.N.Andreyev, D.D.Bogdanov, G.M.Ter-Akopian, V.I.Chepigin, V.A.Gorshkov, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, S.Sharo, E.N.Voronkov, A.V.Taranenko, A.Yu.Lavrentjev The Kinematic Separator VASSILISSA Performance and Experimental Results NUCLEAR REACTIONS, ICPND 151,153Eu(40Ca, 3n), 207,208Pb, 197Au(40Ca, 4n), 153Eu(40Ca, 5n), 165Ho, 159Tb(40Ar, xn), 169Tm(31P, xn), 159Tb(40Ca, xn), 181Ta(24Mg, xn), (26Mg, 2n), 194,198,196Pt, 205Tl, 208Pb, 209Bi, 197Au(22Ne, xn), 197Au, 175Lu(27Al, xn), E not given; measured residual production σ for x=3-10. 238,236U(22Ne, xn), 232Th(26Mg, xn), (27Al, xn), (31P, xn), 236U(27Al, xn), E not given; measured residual production σ. 208Pb(26Mg, xn), E=145 MeV; 236U(22Ne, xn), E=124 MeV; 232Th(26Mg, xn), E=141 MeV; measured Eα, Iα. NUCLEAR STRUCTURE 218,219,223,224,225,226U, 225,226,227Np, 228,229,230Pu; compiled Eα, Iα, T1/2 (in some cases) data.
doi: 10.1016/0168-9002(94)91265-3
1993AN07 Z.Phys. A345, 247 (1993) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, R.N.Sagaidak, G.M.Ter-Akopian, M.Veselsky, A.V.Yeremin The New Isotope 219U NUCLEAR REACTIONS 197Au(27Al, X), E=5.5 MeV/nucleon; measured Eα, Iα, αα-correlation; deduced evidence for 219U. RADIOACTIVITY 219U(α) [from 197Au(27Al, X), E=5.5 MeV/nucleon]; measured Eα, Iα, αα-correlation; deduced T1/2, Qα.
1993AN10 Z.Phys. A345, 389 (1993) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, R.N.Sagaidak, L.I.Salamatin, G.M.Ter-Akopian, A.V.Yeremin Cross Sections of 102 Element Isotopes Formation in the Reactions of 22Ne + 236U and 26Mg + 232Th NUCLEAR REACTIONS 236U(22Ne, 4n), (22Ne, 5n), (22Ne, 6n), E=112-132 MeV; 232Th(26Mg, 4n), (26Mg, 5n), (26Mg, 6n), E=136-148 MeV; measured Eα, Iα; deduced residuals production σ(E). Statistical model comparison.
1993TE01 Nucl.Phys. A553, 735c (1993) G.M.Ter-Akopian, A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.A.Muzychka, G.S.Popeko, B.I.Pustylnik, S.Saro, R.N.Sagaidak, M.Veselsky, A.V.Yeremin Production of Z ≥ 82 Heavy Ion Fusion Evaporation Residues (ER) and Fissility of Heavy Nuclei NUCLEAR REACTIONS 197Au(20Ne, xn), (20Ne, xnp), E not given; analyzed Z ≥ 82 fusion evaporation residue production σ(E) data; deduced shell effect fading, fission barrier macroscopic component features. Other data included.
doi: 10.1016/0375-9474(93)90690-Y
1992AN04 Z.Phys. A342, 123 (1992) A.N.Andreev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin The New Isotope 218U NUCLEAR REACTIONS 197Au(27Al, X), E=5.96 MeV/nucleon; measured Eα, Iα, αα-correlations; deduced evidence for 218U, production σ. In-flight evaporation residue separation. RADIOACTIVITY 218U(α) [from 197Au(27Al, X), E=5.96 MeV/nucleon]; measured Eα, Iα, αα-correlations; deduced α-decay energy, T1/2.
1992AN16 Z.Phys. A344, 225 (1992) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.Ts.Oganessian, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin, F.P.Hessberger, S.Hofmann, V.Ninov, M.Florek, S.Saro, M.Veselsky Investigation of the Fusion Reaction 27Al + 236U → 263105 at Excitation Energies of 57 MeV and 65 MeV NUCLEAR REACTIONS, ICPND 236U(27Al, 5n), (27Al, 6n), E ≈ 154, 163 MeV; measured αα(θ); deduced residue production σ. Evaporation residue implantation in Si detector. RADIOACTIVITY 257,258Db(α) [from 236U(27Al, 5n), (27Al, 6n), E ≈ 154, 163 MeV]; measured αα(θ).
1991AN10 Z.Phys. A338, 363 (1991) A.N.Andreev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, G.M.Ter-Akopian, A.V.Yeremin The New Isotopes 223,224U NUCLEAR REACTIONS 208Pb(20Ne, xn), E=100-125 MeV; measured αα(t), Eα; deduced evidence for 223,224U. RADIOACTIVITY 223,224,225,226U [from 208Pb(20Ne, xn), E=100-125 MeV]; measured αα(t), Eα; deduced T1/2.
1991AN13 Yad.Fiz. 53, 895 (1991); Sov.J.Nucl.Phys. 53, 554 (1991) A.N.Andreev, D.D.Bogdanov, A.V.Eremin, A.P.Kabachenko, O.N.Malyshev, G.M.Ter-Akopyan, V.I.Chepigin Production Cross Sections and Decay Properties of New α Emitters: 223,224U RADIOACTIVITY 223,224U(α) [from 208Pb(20Ne, xn), E=101-125 MeV]; measured Eα, Iα, T1/2. NUCLEAR REACTIONS 208Pb(20Ne, xn), (20Ne, xnα), E=101-125 MeV; measured α-spectra, absolute σ(E) for x=2, 3, 4, 5; deduced evidence for 223,224U.
1990AN22 Z.Phys. A337, 231 (1990) A.N.Andreev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, S.Sharo, G.M.Ter-Akopian, A.V.Eremin, O.N.Malyshev The New Nuclide 230Pu NUCLEAR REACTIONS, ICPND 208Pb(26Mg, X)230Pu, E=135 MeV; measured residual production σ. RADIOACTIVITY 226U [from α-decay of products from 208Pb(26Mg, X), E=135 MeV]; measured T1/2.
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