NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = S.P.Tretiakova Found 74 matches. 2007KA27 Phys.Rev. C 75, 057301 (2007) S.A.Karamian, J.J.Carroll, S.Iliev, S.P.Tretyakova Weak K hindrance manifested in α decay of the 178Hfm2 isomer RADIOACTIVITY 178Hf(α); measured partial half lives and hindrance factors.
doi: 10.1103/PhysRevC.75.057301
2007SA45 Phys.Rev. C 76, 034605 (2007) R.N.Sagaidak, S.P.Tretyakova, S.V.Khlebnikov, A.A.Ogloblin, N.Rowley, W.H.Trzaska Nuclear potentials for sub-barrier fusion and cluster decay in 14C, 18O+208Pb systems NUCLEAR REACTIONS 208Pb(14C, X), (18O, X), E < 100 MeV; analyzed fission cross sections and near barrier fusion excitation functions using the barrier-passing model. Deduced barrier penetrabilities and ground state cluster decay probabilities.
doi: 10.1103/PhysRevC.76.034605
2004OG08 Nucl.Phys. A738, 313 (2004) A.A.Ogloblin, S.P.Tretyakova, R.N.Sagaidak, S.A.Goncharov, G.A.Pik-Pichak Cluster radioactivity and inverse processes RADIOACTIVITY 220Ra(12C); 224Th(16O); calculated cluster-decay potentials, fission-like and α-decay-like mechanisms. NUCLEAR REACTIONS 208Pb(12C, X), (16O, X), (22Ne, X), 58Ni(58Ni, X), E not given; analyzed fusion potential features.
doi: 10.1016/j.nuclphysa.2004.04.052
2004TR09 Nucl.Phys. A734, E33 (2004) S.P.Tretyakova, A.A.Ogloblin, R.N.Sagaidak, S.V.Khlebnikov, W.Trzaska Study of nucleus-nucleus potential by combined measurement of deep sub-barrier fusion and cluster decay NUCLEAR REACTIONS 208Pb(16O, X), E(cm)=60-85 MeV; analyzed fusion, fission, and evaporation residue σ, barrier distributions; deduced nucleus-nucleus potential features. Use of cluster-decay data discussed.
doi: 10.1016/j.nuclphysa.2004.03.013
2004TR10 Nucl.Phys. A738, 487 (2004) S.P.Tretyakova, A.A.Ogloblin, R.N.Sagaidak, W.Trzaska, S.V.Khlebnikov, R.Julin, J.Perkowski Study of extremely deep subbarrier 22Ne + 208Pb fusion-fission and evidence for alpha-decay-like mechanism of 230U cluster radioactivity NUCLEAR REACTIONS 208Pb(22Ne, F), E=90-145 MeV; measured fission σ; deduced nuclear potential features. 230U deduced cluster decay mechanism.
doi: 10.1016/j.nuclphysa.2004.04.093
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
2003OG07 Acta Phys.Hung.N.S. 18, 339 (2003) A.A.Ogloblin, S.P.Tretyakova, R.N.Sagaidak Some Proposals of New Experiments on Cluster Radioactivity RADIOACTIVITY 220Ra(12C); calculated decay potential, T1/2. 112Ba(12C), (α), (β+); calculated Q-values, T1/2. Proposals for experiments discussed. NUCLEAR REACTIONS 58Ni(58Ni, 4n), (58Ni, 2n), E ≈ 190-350 MeV; calculated excitation functions.
doi: 10.1556/APH.18.2003.2-4.37
2003TR07 Yad.Fiz. 66, 1665 (2003); Phys.Atomic Nuclei 66, 1618 (2003) S.P.Tretyakova, A.A.Ogloblin, G.A.Pik-Pichak The Present State of Cluster Radioactivity Research
doi: 10.1134/1.1611567
2003TR12 Acta Phys.Hung.N.S. 18, 333 (2003) Recent Advances in the Study of Cluster Radioactivities
doi: 10.1556/APH.18.2003.2-4.36
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
2002GO22 Phys.Rev. C66, 014609 (2002); Erratum Phys.Rev. C66, 039901 (2002) A.N.Golovchenko, J.Skvarc, N.Yasuda, M.Giacomelli, S.P.Tretyakova, R.Ilic, R.Bimbot, M.Toulemonde, T.Murakami Total Charge-Changing and Partial Cross-Section Measurements in the Reactions of ∼ 110-250 MeV/nucleon 12C in Carbon, Paraffin, and Water NUCLEAR REACTIONS H, C, O(12C, X), E ≈ 110-250 MeV/nucleon; measured total and partial charge-changing σ. Etched track detector, comparison with model predictions.
doi: 10.1103/PhysRevC.66.014609
2002OG05 Nucl.Phys. A701, 87c (2002) Yu.Ts.Oganessian, S.N.Dmitriev, J.Kliman, O.A.Maslov, G.Ya.Starodub, A.G.Belov, S.P.Tretiakova RIB Production with Photofission of Uranium
doi: 10.1016/S0375-9474(01)01553-6
2002TR20 Prog.Theor.Phys.(Kyoto), Suppl. 146, 530 (2002) S.P.Tretyakova, G.A.Pik-Pichak, A.A.Ogloblin The Present State and Prospects of Cluster Radioactivity Research
doi: 10.1143/PTPS.146.530
2001GU33 Eur.Phys.J. A 12, 383 (2001) A.Guglielmetti, R.Bonetti, G.Ardisson, V.Barci, T.Giles, M.Hussonnois, J.F.Le Du, C.Le Naour, V.L.Mikheev, A.L.Pasinetti, H.L.Ravn, S.P.Tretyakova, D.Trubert New Measurement of Exotic Decay of 225Ac by 14C Emission RADIOACTIVITY 225Ac(14C), (α) [from Th(p, X) and subsequent decay]; measured particle spectra, decay branching ratio, partial T1/2; deduced structure effects.
doi: 10.1007/s10050-001-8661-5
2001OG07 Bull.Rus.Acad.Sci.Phys. 65, 7 (2001) A.A.Ogloblin, G.A.Pik-Pichak, S.P.Tretyakova Status and Prospects of Cluster Radioactivity Research
2000BO46 Phys.Rev. C62, 047304 (2000) R.Bonetti, A.Guglielmetti, V.Mikheev, S.P.Tretyakova, A.Cesana, M.Terrani First Observation of Spontaneous Fission of 232U RADIOACTIVITY 232U(SF); measured spontaneous fission decay rate, T1/2. Glass track detector.
doi: 10.1103/PhysRevC.62.047304
2000OG01 Phys.Rev. C61, 034301 (2000) A.A.Ogloblin, R.Bonetti, V.A.Denisov, A.Guglielmetti, M.G.Itkis, C.Mazzocchi, V.L.Mikheev, Yu.Ts.Oganessian, G.A.Pik-Pichak, G.Poli, S.M.Pirozhkov, V.M.Semochkin, V.A.Shigin, I.K.Shvetsov, S.P.Tretyakova Observation of Cluster Decay of 242Cm RADIOACTIVITY 242Cm(34Si) [from 241Am(nγ)]; measured 34Si-decay spectrum, cluster decay partial T1/2, branching ratio. Track detectors.
doi: 10.1103/PhysRevC.61.034301
1999GO32 Nucl.Instrum.Methods Phys.Res. B159, 233 (1999) A.N.Golovchenko, J.Skvarc, R.Ilic, L.Sihver, V.P.Bamblevski, S.P.Tretyakova, D.Schardt, R.K.Tripathi, J.W.Wilson, R.Bimbot Fragmentation of 200 and 244 MeV/u Carbon Beams in Thick Tissue-Like Absorbers NUCLEAR REACTIONS H, C, O(12C, X), E=200, 244 MeV/nucleon; measured fragments charge distributions in thick targets; deduced charge removal σ. Lucite, water targets, CR-39 track detectors.
doi: 10.1016/S0168-583X(99)00546-7
1999MI21 Yad.Fiz. 62, No 7, 1231 (1999); Phys.Atomic Nuclei 62, 1158 (1999) V.L.Mikheev, S.P.Tretyakova, M.Hussonnois, C.Le Naour, A.N.Golovchenko, O.V.Timofeeva Search for 226Ra Spontaneous Fission and Systematics of the Probabilities of Spontaneous Fission, Alpha Decay, and Cluster Decay RADIOACTIVITY 226Ra(SF), (α); measured fission T1/2 lower limit. Systematics of α-, cluster-, fission-decay discussed.
1999PO19 Phys.Rev. C60, 041304 (1999) I.V.Pokrovsky, L.Calabretta, M.G.Itkis, N.A.Kondratiev, E.M.Kozulin, C.Maiolino, E.V.Prokhorova, A.Ya.Rusanov, S.P.Tretyakova Three Fission Modes of 220Ra NUCLEAR REACTIONS 208Pb(12C, X), E=57, 59, 62, 65, 73, 90 MeV; measured fragments mass, energy distributions following compound nucleus fission. 220Ra deduced fission modes.
doi: 10.1103/PhysRevC.60.041304
1997TR17 Nuovo Cim. 110A, 1043 (1997) Experimental Investigation of the Cluster Radioactivity of Atomic Nuclei RADIOACTIVITY 221Fr, 221,222,223,224Ra, 225Ac(14C); 228Th(20O); 230Th, 231Pa, 232,233,234,235,236U(24Ne); 232Th, 234,235,236U(26Ne); 231Pa(23F); 230U(22Ne); 232,233,234,235U, 236,238,239Pu(28Mg); 233,235U(25Ne); 236U, 237Np, 238Pu(30Mg); 238Pu(32Si); 240Pu, 241Am, 242Cm(34Si); 114Ba(12C); compiled, analyzed cluster decay data.
doi: 10.1007/BF03035943
1996BO08 Yad.Fiz. 59, No 1, 48 (1996); Phys.Atomic Nuclei 59, 43 (1996) R.Bonetti, A.Guglielmetti, C.Chiesa, R.Matheoud, G.Poli, V.L.Mikheev, S.P.Tretyakova Cluster Decay and Spontaneous Fission of 232Th RADIOACTIVITY 232Th(SF), (26Ne); measured SF-decay T1/2, cluster decay T1/2 lower limit. Polyethyleneterephthalate track detectors in Gran Sasso underground laboratory.
1996TR10 Bull.Rus.Acad.Sci.Phys. 60, 754 (1996) S.P.Tretiakova, R.Bonetti, A.Guglielmetti, V.L.Mikheev, A.A.Ogloblin, D.Trubert, I.K.Shvetsov, M.Hussonnois Cluster Radioactivity of 232Th, 230U, 236Pu, and 242Cm Nuclei NUCLEAR STRUCTURE 232Th, 230U, 236Pu, 242Cm; measured not given; deduced partial cluster decay T1/2 lower limits. 236Pu deduced cluster-to-α decay probability ratio.
1995BO18 Phys.Rev. C51, 2530 (1995) R.Bonetti, C.Chiesa, A.Guglielmetti, R.Matheoud, G.Poli, V.L.Mikheev, S.P.Tretyakova First Observation of Spontaneous Fission and Search for Cluster Decay of 232Th RADIOACTIVITY 232Th(SF), (24Ne), (25Ne), (26Ne); measured partial decay T1/2 lower limits. Nuclear track detectors, Gran Sasso underground laboratory.
doi: 10.1103/PhysRevC.51.2530
1995HU21 Pisma Zh.Eksp.Teor.Fiz. 62, 685 (1995); JETP Lett. 62, 701 (1995) M.Hussonnois, J.F.Le Du, D.Trubert, R.Bonetti, A.Guglielmetti, T.Guzel, S.P.Tretyakova, V.L.Mikheev, A.N.Golovchenko, V.A.Ponomarenko Cluster Decay of 236Pu and Correlations of the Probabilities of α Decay, Cluster Decay, and Spontaneous Fission of Heavy Nuclei RADIOACTIVITY 236Pu(28Mg), (SF), (α) [from 238U(p, 3n)236Np(β--decay), E=34 MeV]; measured partial T1/2, for SF-decay, cluster-decay probability relative to α-decay; deduced total cluster-decay probability relative to α-decay for even-even nuclei, Z=88-100. Other data input.
1995LA09 Nucl.Phys. A588, 501 (1995) Yu.A.Lazarev, I.V.Shirokovsky, V.K.Utyonkov, S.P.Tretyakova, V.B.Kutner Spontaneous Fission of Light Californium Isotopes Produced in 206,207,208Pb + 34,36S Reactions; New nuclide 238Cf RADIOACTIVITY 237,238,240Cf(SF) [from 206,207,208Pb(34S, X), 206Pb(36S, X), E=215 MeV; 208Pb(40Ar, X), E=225 MeV]; measured T1/2; deduced spontaneous fission branches. 242Cf(SF); measured upper limit for spontaneous fission branch. NUCLEAR REACTIONS 206,207,208Pb(34S, X), 206Pb(36S, X), E=215 MeV; 208Pb(40Ar, X), E=225 MeV; measured production σ for spontaneously fissioning 237,238,240Cf nuclei. Isotopically enriched targets.
doi: 10.1016/0375-9474(95)00002-I
1994LA25 Nucl.Phys. A580, 113 (1994) Yu.A.Lazarev, Yu.Ts.Oganessian, Z.Szeglowski, V.K.Utyonkov, Yu.P.Kharitonov, O.Constantinescu, D.Lien, I.V.Shirokovsky, S.P.Tretyakova Cross Sections of the (HI, αn) Channel in the Cold-Fusion-Type Reactions 209Bi + 40Ar and 208Pb + 37Cl NUCLEAR REACTIONS 209Bi(40Ar, X), 208Pb(37Cl, X), E=230 MeV; measured production σ for 240Cm; deduced σ upper limits for (40Ar, αn), (37Cl, αn), other reactions. Enriched targets, radiochemistry technique. RADIOACTIVITY 242Es, 238Bk(EC); measured T1/2, EC-delayed fission yields; deduced delayed fission branching in 238Bk.
doi: 10.1016/0375-9474(94)90818-4
1994OG02 Z.Phys. A349, 341 (1994) Yu.Ts.Oganessian, Yu.A.Lazarev, V.L.Mikheev, Yu.A.Muzychka, I.V.Shirokovsky, S.P.Tretyakova, V.K.Utyonkov Search for Cluster Decay of 114Ba NUCLEAR REACTIONS 58Ni(58Ni, 2n), E=280 MeV; measured 12C track range(energy) spectra. 114Ba deduced 12C-decay T1/2 lower limit. Polycarbonate track detectors. RADIOACTIVITY 114Ba(12C) [from 58Ni(58Ni, 2n), E=280 MeV]; measured 12C track range(energy) spectra; deduced 12C-decay T1/2 lower limit. Polycarbonate track detectors.
doi: 10.1007/BF01288988
1994OG03 Yad.Fiz. 57, No 7, 1178 (1994); Phys.Atomic Nuclei 57, 1112 (1994) Yu.Ts.Oganesyan, V.L.Mikheev, S.P.Tretyakova, Yu.P.Kharitonov, A.B.Yakushev, S.N.Timokhin, V.A.Ponomarenko, A.N.Golovchenko Search for Cluster Radioactivity of 114Ba NUCLEAR REACTIONS 58Ni(58Ni, 2n), E=280 MeV; measured 12C spectra following residual 114Ba decay. 114Ba deduced 12C-decay branching ratio. RADIOACTIVITY 114Ba(12C) [from 58Ni(58Ni, 2n), E=280 MeV]; measured 12C spectra. 114Ba deduced 12C-decay branching ratio.
1994TR12 Pisma Zh.Eksp.Teor.Fiz. 59, 368 (1994); JETP Lett.(USSR) 59, 394 (1994) S.P.Tretyakova, V.L.Mikheev, V.A.Ponomarenko, A.N.Golovchenko, A.A.Ogloblin, V.A.Shigin Cluster Decay of 236U RADIOACTIVITY 236U(30Mg), (α); measured probability of cluster decay relative to α-decay, partial decay T1/2.
1993AN13 Bull.Rus.Acad.Sci.Phys. 57, 118 (1993) R.Anne, K.Borcha, R.Bimbot, V.Borrel, D.Giimo-Muller, F.A.Gareev, Z.Dlougy, S.Dogny, S.N.Ershov, G.S.Kazacha, A.Kordyasz, M.Levitovich, S.M.Lukyanov, A.S.Mueller, Yu.E.Penionzhkevich, F.Puzho, M.-G.Sen-Loran, N.K.Skobelev, S.P.Tretiakova, Ya.Shvanda Elastic Scattering of 11Li Ions with an Energy of 29 MeV per Nucleon on 28Si Nuclei NUCLEAR REACTIONS 28Si(11Li, 11Li), E=29 MeV/nucleon; measured σ(θ). 28Si(7Li, 7Li), E=177.8 MeV; analyzed σ(θ); deduced model parameters, projectile neutron halo effects role. Optical model, Wood-Saxon potential.
1992SK03 Z.Phys. A341, 315 (1992) N.K.Skobelev, S.M.Lukyanov, Yu.E.Penionzhkevich, S.P.Tretyakova, C.Borcea, V.E.Zhuchko, V.A.Gorshkov, K.O.Terenetsky, V.P.Verbitsky, Yu.A.Pozdnyakov Elastic Scattering of 86 MeV 9Li and 55 MeV 6He on 208Pb NUCLEAR REACTIONS 208Pb(9Li, 9Li), E=86 MeV; 208Pb(6He, 6He), E=55 MeV; measured σ(θ); deduced interaction region transparency features. Classical, optical model analyses.
doi: 10.1007/BF01283540
1991SK04 Izv.Akad.Nauk SSSR, Ser.Fiz. 55, 2203 (1991); Bull.Acad.Sci.USSR, Phys.Ser. 55, No.11, 119 (1991) N.K.Skobelev, S.M.Lukyanov, Yu.E.Penionzhkevich, S.P.Tretyakova, V.E.Zhuchko, V.A.Gorshkov, K.O.Terenetsky, V.P.Verbitsky, Yu.A.Pozdnyakov Elastic Scattering of 9Li Nuclei at 208Pb Nuclei NUCLEAR REACTIONS 208Pb(9Li, 9Li), E=86 MeV; 208Pb(6He, 6He), E=57 MeV; measured σ(θ) relative to Rutherford scattering; deduced model parameters. Optical model, classical approaches.
1990OG01 Phys.Lett. 235B, 35 (1990) A.A.Ogloblin, N.I.Venikov, S.K.Lisin, S.V.Pirozhkov, V.A.Pchelin, Yu.F.Rodionov, V.M.Semochkin, V.A.Shabrov, I.K.Shvetsov, V.M.Shubko, S.P.Tretyakova, V.L.Mikheev Detection of Radioactive 236Pu Decay with Emission of 28Mg Nuclei RADIOACTIVITY 236Pu(28Mg), (α); measured cluster emission T1/2, emission probability relative to α-decay. Solid state track registration detectors.
doi: 10.1016/0370-2693(90)90092-K
1990SK10 Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 2218 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.11, 131 (1990) N.K.Skobelev, S.M.Lukyanov, Yu.E.Penionzhkevich, S.P.Tretyakova, V.A.Gorshkov The Scattering of Radioactive He and Li Nuclei by Ag Nuclei NUCLEAR REACTIONS Ag(6He, 6He), E=57 MeV; Ag(8He, 8He), E=43 MeV; Ag(8Li, 8Li), E=94 MeV; Ag(9Li, 9Li), E=86 MeV; measured σ(θ); deduced effective interaction radii.
1990ZA07 Fiz.Elem.Chastits At.Yadra 21, 537 (1990); Sov.J.Part.Nucl 21, 231 (1990) Yu.S.Zamyatnin, V.L.Mikheev, S.P.Tretyakova, V.I.Furman, S.G.Kadmensky, Yu.M.Chuvilsky Cluster Radioactivity: Progress and perspectives; experiment and theory RADIOACTIVITY A=221-241; analyzed cluster decay data; deduced decay mechanism.
1989IL02 Nuovo Cim. 101A, 225 (1989) A.S.Iljinov, Yu.Ts.Oganessian, E.A.Cherepanov, A.G.Demin, S.P.Tretyakova, V.K.Utyonkov, I.V.Shirokovsky An Energy Shift between the Fusion Barrier and Interaction Barrier in Heavy Nuclear Systems NUCLEAR REACTIONS 192Os(54Cr, 2n), E=290 MeV; 176Yb(70Zn, 2n), E=370 MeV; 170Er(76Ge, 2n), E=400 MeV; 206Pb(50Ti, n), E=270 MeV; 206Pb(54Cr, n), E=290 MeV; 209Bi(51V, n), E=280 MeV; 207Pb(54Cr, n), E=290 MeV; 208Pb(53Cr, n), E=280 MeV; 205Tl, 206Pb(58Fe, n), E=320 MeV; measured residual production σ; deduced fusion, interaction barriers energy shift. Other data analyzed.
1989LA07 Phys.Scr. 39, 422 (1989) Yu.A.Lazarev, Yu.V.Lobanov, R.N.Sagaidak, V.K.Utyonkov, M.Hussonnois, Yu.P.Kharitonov, I.V.Shirokovsky, S.P.Tretyakova, Yu.Ts.Oganessian Study of the Stability of the Ground States and K-Isomeric States of 250Fm and 254102 against Spontaneous Fission RADIOACTIVITY 250,250mFm(α) [from 249Cf(α, 3n), E=34 MeV]; 254,254mNo(α) [from 208Pb(48Ca, 2n)]; measured Eα, Iα; deduced SF(T1/2), branching ratios. NUCLEAR REACTIONS 206,208Pb(48Ca, xn), E(cm)=169-180 MeV; measured Eα, Iα; deduced 254102 total yield.
doi: 10.1088/0031-8949/39/4/002
1989TR11 Z.Phys. A333, 349 (1989) S.P.Tretyakova, Yu.S.Zamyatnin, V.N.Kovantsev, Yu.S.Korotkin, V.L.Mikheev, G.A.Timofeev Observation of Nucleon Clusters in the Spontaneous Decay of 234U RADIOACTIVITY 234,236U(24Ne), (26Ne), (28Mg), (30Mg); 235U(25Ne), (26Ne), (28Mg), (30Mg); measured cluster emission probabilities relative to α-decay, T1/2.
1987LA23 Europhys.Lett. 4, 893 (1987) Yu.A.Lazarev, Yu.Ts.Oganessian, I.V.Shirokovsky, S.P.Tretyakova, V.K.Utyonkov, G.V.Buklanov Observation of Delayed Nuclear Fission in the Region of 180Hg NUCLEAR REACTIONS 144,147,150Sm(40Ca, F), 144Sm(40Ar, F), E=230 MeV; measured delayed fission event time distribution. 180Hg deduced β-delayed fission evidence. Enriched targets. RADIOACTIVITY 180Hg [from 144Sm(40Ca, X), E=230 MeV]; measured β-delayed fission T1/2.
doi: 10.1209/0295-5075/4/8/006
1986TR10 Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 1925 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.10, 52 (1986) S.P.Tretyakova, A.Sendulesku, V.L.Mikheev, Yu.S.Zamyatnin, I.A.Lebedev, B.F.Myasoedov, D.Kashegan, Yu.S.Korotkin Spontaneous Nuclear Disintegration of Heavy Elements with Emission of Nuclear Fragments RADIOACTIVITY 230Th, 231Pa, 233U, 237Np, 241Am(22Ne), (23Ne), (24Ne), (25Ne), (26Ne), (22O), (23F); measured fragment energies, relative disintegration probabilities.
1985SA40 Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 2104 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.11, 20 (1985) A.Sandulescu, Yu.S.Zamyatnin, I.A.Lebedev, B.F.Myasoedov, S.P.Tretyakova, D.Hasegan Spontaneous Decay of 231Pa with the Emission of Neon Nuclei RADIOACTIVITY 231Pa(SF), (24Ne); measured decay products distributions; deduced half life. Lavsan detector.
1984DE07 Z.Phys. A315, 197 (1984) A.G.Demin, S.P.Tretyakova, V.K.Utyonkov, I.V.Shirokovsky On the Properties of the Element 106 Isotopes Produced in the Reactions Pb + 54Cr RADIOACTIVITY 259Sg, 260Sg, 261Sg(SF) [from Pb(54Cr, xn), E=290 MeV]; measured T1/2. NUCLEAR REACTIONS 206,207,208Pb(54Cr, n), (54Cr, 2n), E=290 MeV; measured production σ for 259Sg, 260Sg, SF fragment time distribution.
doi: 10.1007/BF01419379
1984OG02 Z.Phys. A319, 215 (1984) Yu.Ts.Oganessian, A.G.Demin, M.Hussonnois, S.P.Tretyakova, Yu.P.Kharitonov, V.K.Utyonkov, I.V.Shirokovsky, O.Constantinescu, H.Bruchertseifer, Yu.S.Korotkin On the Stability of the Nuclei of Element 108 with A = 263-265 NUCLEAR REACTIONS 208Pb(50Ti, xn)257Rf/256Rf/255Rf, E=5.45 MeV/nucleon; 208Pb(54Cr, xn)261Sg/260Sg/259Sg, E=5.5 MeV/nucleon; 208Pb(58Fe, xn)265Hs/264Hs, E=5.5 MeV/nucleon; 207Pb(58Fe, xn)264Hs, E=5.5 MeV/nucleon; 209Bi(55Mn, xn), E=5.5 MeV/nucleon; measured evaporation residue production σ. 263Hs, 265Hs, 264Hs deduced considerable α-decay probability, high stability against SF decay. Activation technique.
doi: 10.1007/BF01415635
1984OG03 Radiochim.Acta 37, 113 (1984) Yu.Ts.Oganessian, M.Hussonnois, A.G.Demin, Yu.P.Kharitonov, H.Bruchertseifer, O.Constantinescu, Yu.S.Korotkin, S.P.Tretyakova, V.K.Utyonkov, I.V.Shirokovsky, J.Estevez Experimental Studies of the Formation and Radioactive Decay of Isotopes with Z = 104-109 NUCLEAR REACTIONS 208Pb(50Ti, γ), (50Ti, n), (50Ti, 2n), (50Ti, 3n), E=5.45 MeV/nucleon; 208Pb(49Ti, n), (49Ti, 2n), (49Ti, nα), (49Ti, 2np), E=5.53 MeV/nucleon; 208Pb(48Ti, n), (48Ti, np), (48Ti, α), E=5.4 MeV/nucleon; measured α-, fission fragment numbers; deduced residuals production σ. 209Bi(50Ti, n), E=5.3 MeV/nucleon; 209Bi(54Cr, n), E=5.4 MeV/nucleon; 208Pb(55Mn, n), (59Co, n), 209Bi(58Fe, n), 208Pb(54Cr, n), (54Cr, 2n), (54Cr, 3n), 208Pb(58Fe, n), (58Fe, 2n), 207Pb(58Fe, n), 209Bi(55Mn, n), E=5.5 MeV/nucleon; 209Bi(55Mn, np), E=5.55 MeV/nucleon; 208Pb(50Ti, n), (50Ti, 2n), (50Ti, 3n), E=5.45 MeV/nucleon; measured Eα, α-, fission fragment numbers, decay T1/2; deduced residuals production σ, yields. RADIOACTIVITY 257Rf, 256Rf, 255Rf, 258Db, 262Bh, 266Mt, 261,260,259Sg, 263,264,265Hs, 254,256Lr, 252No [from Pb, 209Bi(49,50Ti, xn), (58Fe, xn), (55Mn, xn), E ≈ 5-5.5 MeV/nucleon]; measured decay characteristics. 265Hs, 264Hs, 263Hs, 266Mt, 261Sg, 260Sg, 259Sg deduced α-decay preponderance.
1984TR05 Nucl.Instrum.Methods 221, 371 (1984) S.P.Tretyakova, C.Borcea, R.Kalpakchieva The Use of Cr-39 Plastic Detector for the Detection and Identification of Ions with 2 ≤ Z ≤ 5 NUCLEAR REACTIONS Ti(22Ne, X), E=178 MeV; measured production, track charateristics for X=α, 6He, 6,7,8,9Li, 7,9,10Be, 8,10,11,12,13B. Magnetic spectrometer, CR-39 plastic detectors.
doi: 10.1016/0167-5087(84)90008-5
1982OG02 Pisma Zh.Eksp.Teor.Fiz. 36, 104 (1982); JETP Lett.(USSR) 36, 129 (1982) Yu.Ts.Oganesyan, Yu.E.Penionzhkevich, E.Gierlik, R.Kalpakchieva, T.Pawlat, C.Borcea, A.V.Belozerov, Yu.P.Kharitonov, S.P.Tretyakova, V.G.Subbotin, S.M.Lukyanov, N.V.Pronin, A.A.Bykov Experimental Search for 10He Nuclei in Heavy-Ion-Induced Reactions NUCLEAR REACTIONS 232Th(11B, α), (11B, 3He), (11B, 6He), (11B, 8He), (11B, X)10He, E=89 MeV; measured σ(θ) vs particle energy; deduced 10He production σ upper limit. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF1334. 1979DR07 Yad.Fiz. 29, 1149 (1979); Sov.J.Nucl.Phys. 29, 591 (1979) V.A.Druin, B.Bochev, Y.V.Lobanov, R.N.Sagaidak, Y.P.Kharitonov, S.P.Tretyakova, G.G.Gulbekyan, G.V.Buklanov, E.A.Erin, V.N.Kosyakov, A.G.Rykov Spontaneous Fission of the Heavy Isotopes of Nielsbohrium (Z = 105) and Element 106 RADIOACTIVITY 262Db (SF), 263Sg (SF) [from 249Bk(18O, 5n), 249Cf(18O, 4n)]; measured T1/2; deduced dependence T1/2 (SF) on neutron number. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0051. 1979GA06 Z.Phys. A289, 415 (1979) H.Gaeggeler, A.S.Iljinov, G.S.Popeko, W.Seidel, G.M.Ter-Akopian, S.P.Tretyakova A Study of Fusion Reactions between 206,207Pb Nuclei and 40Ar Ions Near the Coulomb Barrier RADIOACTIVITY, Fission 244Fm (SF); measured time distribution of fragments. NUCLEAR REACTIONS 206Pb(40Ar, 2n), E=180-208 MeV; 207Pb(40Ar, 3n), E=192-222 MeV; measured σ(E), σ(fusion, E); deduced optical-model parameters. 244Fm deduced fissility parameter. Statistical model.
doi: 10.1007/BF01409394
1978BU23 Yad.Fiz. 28, 303 (1978); Sov.J.Nucl.Phys. 28, 153 (1978) V.N.Bugrov, V.V.Kamanin, S.A.Karamyan, S.P.Tretyakova Measurement of the Time Duration of the Nuclear Reaction 238U(17Al, f) NUCLEAR REACTIONS 238U(27Al, X), E=169, 190, 227 MeV; measured shadow effect. 265Db levels deduced T1/2. Crystal UO2 target, blocking technique.
1978OG02 Nucl.Phys. A294, 213 (1978) Y.T.Oganessian, H.Bruchertseifer, G.V.Buklanov, V.I.Chepigin, Choi Val Sek, B.Eichler, K.A.Gavrilov, H.Gaeggeler, Y.S.Korotkin, O.A.Orlova, T.Reetz, W.Seidel, G.M.Ter-Akopian, S.P.Tretyakova, I.Zvara Experiments to Produce Isotopes of Superheavy Elements with Atomic Numbers 114-116 in 48Ca Ion Reactions RADIOACTIVITY Z=114-116; measured Eα, SF T1/2 limits. Enriched targets.
doi: 10.1016/0375-9474(78)90405-0
1977DR10 At.Energ. 43, 155 (1977); Sov.At.Energy 43, 785 (1977) V.A.Druin, B.Bochev, Y.S.Korotkin, V.N.Kosyakov, Y.V.Lobanov, E.A.Minin, Y.V.Poluboyarinov, A.G.Rykov, R.N.Sagaidak, S.P.Tretyakova, Y.P.Kharitonov Synthesis of 260Ku in the Irradiation of 249Bk by 15N Ions RADIOACTIVITY, Fission 260Rf (SF); measured T1/2. NUCLEAR REACTIONS 249Bk(15N, 4n), E=78, 82, 84, 90, 93 MeV; measured σ for production of 260Rf. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0010. 1976DR06 Yad.Fiz. 24, 254 (1976); Sov.J.Nucl.Phys. 24, 131 (1977) V.A.Druin, Y.S.Korotkin, Y.V.Lobanov, Y.V.Poluboyarinov, R.N.Sagaidak, G.M.Soloveva, S.P.Tretyakova, Y.P.Kharitonov Synthesis of Heavy Isotopes of Ku in Bombardment of Cm by O Ions RADIOACTIVITY 260Rf; measured T1/2. NUCLEAR REACTIONS 246Cm(18O, 4n), E=85-110 MeV; measured σ(E) for production of 260Rf. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0005. 1976OG01 Pisma Zh.Eksp.Teor.Fiz. 23, 306 (1976); JETP Lett.(USSR) 23, 277 (1976) Y.T.Oganesyan, A.G.Demin, N.A.Danilov, M.P.Ivanov, A.S.Ilinov, N.N.Kolesnikov, B.N.Markov, V.M.Plotko, S.P.Tretyakova, G.N.Flerov Experiments on the Synthesis of Element 107 RADIOACTIVITY, Fission 257Db(SF), 261Bh(SF); measured T1/2.
1976OG02 Nucl.Phys. A273, 505 (1976) Y.T.Oganessian, A.G.Demin, N.A.Danilov, G.N.Flerov, M.P.Ivanov, A.S.Iljinov, N.N.Kolesnikov, B.N.Markov, V.M.Plotko, S.P.Tretyakova On Spontaneous Fission of Neutron-Deficient Isotopes of Elements 103, 105 and 107 RADIOACTIVITY, Fission 252,253Lr(SF), 257Db(SF), 261Bh(SF); measured T1/2. NUCLEAR REACTIONS Tl, 203,205Tl(50Ti, X), E=260 MeV; 209Bi(50Ti, X), 206,207,208Pb(51V, X), E=270 MeV; 205Tl(54Cr, X), E=280 MeV; 209Bi(54Cr, X), E=290 MeV; measured σ, yields for 252,253Lr, 257Db, 261Bh.
doi: 10.1016/0375-9474(76)90607-2
1975OG01 Nucl.Phys. A239, 157 (1975) Y.T.Oganessian, A.G.Demin, A.S.Iljinov, S.P.Tretyakova, A.A.Pleve, Y.E.Penionzhkevich, M.P.Ivanov, Y.P.Tretyakov Experiments on the Synthesis of Neutron-Deficient Kurchatovium Isotopes in Reactions Induced by 50Ti Ions RADIOACTIVITY 255,256Rf; measured T1/2. 254Rf; measured upper limit T1/2. NUCLEAR REACTIONS 206,207,208Pb(50Ti, X), E=260 MeV; 206Pb(40Ar, X), E=240 MeV; 203,205Tl(45Sc, X), E=240 MeV; measured formation cross section for spontaneously fissioning nuclei. Enriched targets.
doi: 10.1016/0375-9474(75)91140-9
1975OG02 Nucl.Phys. A239, 353 (1975) Y.T.Oganessian, A.S.Iljinov, A.G.Demin, S.P.Tretyakova Experiments on the Production of Fermium Neutron-Deficient Isotopes and New Possibilities of Synthesizing Elements with Z > 100 RADIOACTIVITY 244,246Fm; measured T1/2. NUCLEAR REACTIONS 206,207,208Pb(40Ar, xn), 209Bi(37Cl, 2n), E=220 MeV; measured σ. Thick targets.
doi: 10.1016/0375-9474(75)90456-X
1975OG04 At.Energ. 38, 382 (1975); Sov.At.Energy 38, 492 (1975) Y.T.Oganesyan, A.G.Demin, A.S.Ilinov, S.P.Tretyakova, A.A.Pleve, Y.E.Penionzhkevich, M.P.Ivanov, Y.T.Tretyakov Experiments to Synthesize Neutron-Deficient Isotopes of Kurchatovium by Reactions with Accelerated 50Ti Ions RADIOACTIVITY, Fission 255,256Rf[from Pb+Ti]; measured T1/2(SF). NUCLEAR REACTIONS 207,208Pb(50Ti, 2n), E=260 MeV; measured delayed fission.
1975TE01 Nucl.Phys. A255, 509 (1975) G.M.Ter-Akopyan, A.S.Iljinov, Y.T.Oganessian, O.A.Orlova, G.S.Popeko, S.P.Tretyakova, V.I.Chepigin, B.V.Shilov, G.N.Flerov Synthesis of the New Neutron-Deficient Isotopes 250102, 242Fm and 254Ku RADIOACTIVITY, Fission 250No(SF) [from 233U(22Ne, 5n)]; 242Fm(SF) [from 204Pb(40Ar, 2n)]; 254Rf(SF) [from 206Pb(50Ti, 2n)]; measured T1/2, Γn/Γ(fission).
doi: 10.1016/0375-9474(75)90696-X
1974FL05 Yad.Fiz. 19, 492 (1974); Sov.J.Nucl.Phys. 19, 247 (1974) G.N.Flerov, Y.T.Oganesyan, Y.V.Lobanov, A.A.Pleve, G.M.Ter-Akopyan, A.G.Demin, S.P.Tretyakova, V.I.Chepigin, Y.P.Tretyakov Experiments on Synthesis of Superheavy Nuclei in Reactions Induced by Germanium Ions NUCLEAR REACTIONS 232Th, 238U(74Ge, X), (76Ge, X), E(74Ge)=370-480 MeV, E(76Ge)=400-590 MeV; measured σ(E) for superheavy nuclei.
1974OG04 Pisma Zh.Eksp.Teor.Fiz. 20, 580 (1974); JETP Lett.(USSR) 20, 265 (1975) Y.T.Oganesyan, Y.P.Tretyakov, A.S.Ilinov, A.G.Demin, A.A.Pleve, S.P.Tretyakova, V.M.Plotko, M.P.Ivanov, N.A.Danilov, Y.S.Korotkin, G.N.Flerov Synthesis of Neutron-Deficient Isotopes of Fermium, Kurchatovium, and Element 106 Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF1348. 1973DR10 At.Energ. 35, 279 (1973); Sov.At.Energy 35, 946 (1974) V.B.Druin, Y.V.Lobanov, D.M.Nadkarni, Y.P.Kharitonov, Y.S.Korotkin, S.P.Tretyakova, V.I.Krashonkin Nonobservance of Spontaneous Fission in Kurchatovium at Berkeley RADIOACTIVITY 259Rf; measured T1/2, SF/α. NUCLEAR REACTIONS 246Cm(18O, F), E=100 MeV; measured 259Rf yield.
1972FL05 JINR-P7-6262 (1972) G.N.Flerov, S.A.Karamyan, Y.E.Penionzhkevich, S.P.Tretyakova, I.A.Shelaev Some Experiments to Study the Interaction of Accelerated Xe Ions with Nuclei
1972KA49 Yad.Fiz. 16, 447 (1972); Sov.J.Nucl.Phys. 16, 249 (1973) V.V.Kamanin, S.A.Karamyan, F.Normuratov, S.P.Tretyakova Lifetimes of Excited Compound Nuclei in the Range 79 < Z < 89, Measured by Means of the Shadow Effect NUCLEAR REACTIONS 181Ta, 186W(11B, X), (12C, X), (16O, X), (22Ne, X), (31P, X), E=87-195 MeV; measured shadow effect in monocrystals; deduced compound-nucleus T1/2.
1971FL02 Nucl.Phys. A160, 181 (1971) G.N.Flerov, Y.T.Oganesian, Y.V.Lobanov, Y.A.Lazarev, S.P.Tretiakova, I.V.Kolesov, V.M.Plotko On the Synthesis of Element 105 RADIOACTIVITY 261Db, 256,257,258Lr; measured T1/2. NUCLEAR REACTIONS 243Am(22Ne, 4n), (18O, 4n), (18O, 5n), 239Pu(20Ne, 3nα), 235U(22Ne, 5n), E=105-150 MeV; measured σ(E). Enriched targets.
doi: 10.1016/0375-9474(70)90182-X
1970FL16 At.Energ. 29, 243 (1970); Sov.At.Energy 29, 967 (1970) G.N.Flerov, Y.T.Oganesyan, Y.V.Lobanov, Y.A.Lazarev, S.P.Tretyakova, I.V.Kolesov, V.M.Plotko Synthesis of Element 105 NUCLEAR REACTIONS 243Am(22Ne, X), E=100-160 MeV; 261Db, 256,257,258Lr [SF-isomer] deduced T1/2. RADIOACTIVITY, Fission 256,257Lr(SF); measured T1/2.
1970OG05 At.Energ.USSR 28, 393 (1970); Soviet J.At.Energy 28, 502 (1970) Y.T.Oganesyan, Y.V.Lobanov, S.P.Tretyakova, Y.A.Lazarev, I.V.Kolesov, K.A.Gavrilov, V.M.Plotko, Y.V.Poluboyarinov Identification of the Elements 102 and 104 by Means of the Collimation Method RADIOACTIVITY, Fission 242Am, 252,256No, 259,260Rf deduced yields, T1/2(SF). NUCLEAR REACTIONS 197Au(14N, xn), 238U(22Ne, xnyp), 235U(22Ne, 5n), 242Pu(22Ne, X), E not given; measured σ(θ(recoil)).
1969BO25 Nucl.Phys. A134, 541 (1969) I.Boca, N.Martalogu, M.Sezon, I.Vilcov, N.Vilcov, G.N.Flerov, A.A.Pleve, S.M.Polikanov, S.P.Tretyakova Population of the Spontaneously Fissioning Isomer 244mf-Am Through the (n, γ) Reaction NUCLEAR REACTIONS 243Am(n, γ), (n, F), E = 0.3-4 MeV; measured σ(E). 244Am deduced T1/2, spontaneous fission. Enriched target.
doi: 10.1016/0375-9474(69)90020-7
1969PE21 Nucl.Phys. A127, 577 (1969); Erratum Nucl.Phys. A141, 675 (1970) V.P.Perelygin, N.R.Shadieva, S.P.Tretiakova, A.H.Boos, R.Brandt Ternary Fission Produced in Au, Bi, Th and U with Ar Ions NUCLEAR REACTIONS 197Au, 209Bi, 232Th, 238U(Ar, F), E=230-380 MeV; measured ratio ternary to binary fission in 2π forward geometry. Mica detectors.
doi: 10.1016/0375-9474(69)91029-X
1967FL03 Nucl.Phys. A97, 444 (1967) G.N.Flerov, A.A.Pleve, S.M.Polikanov, S.P.Tretyakova, N.Martalogu, D.Poenaru, M.Sezon, I.Vilcov, N.Vilcov Excitation Energy of Spontaneously Fissioning Isomer 242m-Am NUCLEAR REACTIONS 243Am(n, 2nF), E = 8-14.4 MeV; measured σ(E), n, F-delay. 242Am deduced level, T1/2. Enriched target.
doi: 10.1016/0375-9474(67)90498-8
1967FL08 Nucl.Phys. A102, 443 (1967) G.N.Flerov, A.A.Pleve, S.M.Polikanov, S.P.Tretyakova, I.Boca, M.Sezon, I.Vilcov, N.Vilcov A Study of the Spontaneously-Fissioning Isomer of 242Am Through the 241Am(n, γ) Reaction NUCLEAR REACTIONS, Fission 241Am(n, γ); E=0-6.5 MeV; measured σ(E). RADIOACTIVITY, Fission 244mAm [from 243Am(n, γ)]; measured T1/2 (SF).
doi: 10.1016/0375-9474(67)90034-6
1964FL04 Phys.Letters 13, 73 (1964) G.N.Flerov, Y.T.Oganesyan, Y.V.Lobanov, V.I.Kuznetsov, V.A.Druin, V.P.Perelygin, K.A.Gavrilov, S.P.Tretiakova, V.M.Plotko Synthesis and Physical Identification of the Isotope of Element 104 with Mass Number 260
doi: 10.1016/0031-9163(64)90313-0
1964FL08 At.Energ. 17, 310 (1964); Soviet J.At.Energy 16, 1046 (1964) G.N.Flerov, Y.T.Oganesyan, Y.V.Lobanov, V.I.Kuznetsov, V.A.Druin, V.P.Perelygin, K.A.Gavrilov, S.P.Tretyakova, V.M.Plotko Synthesis and Physical Identification of the Isotope with Mass Number 260 of Element 104 RADIOACTIVITY 260Rf(SF) [from 242Pu(22Ne, 4n)260Rf, E=113-115 MeV]; measured decay products; deduced new isotope T1/2 and formation σ.
doi: 10.1007/bf01116295
1963PE27 Zh.Eksperim.i Teor.Fiz. 45, 863 (1963); Soviet Phys.JETP 18, 592 (1964) Half-Life of a Spontaneously Fissioning Isomer NUCLEAR STRUCTURE, Fission 238U; measured not abstracted; deduced nuclear properties.
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