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NSR database version of April 11, 2024.

Search: Author = A.N.Mezentsev

Found 37 matches.

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2013OG03      Phys.Rev. C 87, 034605 (2013)

Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, S.N.Dmitriev, R.Graeger, R.A.Henderson, M.G.Itkis, Yu.V.Lobanov, A.N.Mezentsev, K.J.Moody, S.L.Nelson, A.N.Polyakov, M.A.Ryabinin, R.N.Sagaidak, D.A.Shaughnessy, I.V.Shirokovsky, M.A.Stoyer, N.J.Stoyer, V.G.Subbotin, K.Subotic, A.M.Sukhov, Yu.S.Tsyganov, A.Turler, A.A.Voinov, G.K.Vostokin, P.A.Wilk, A.Yakushev

Synthesis and study of decay properties of the doubly magic nucleus 270Hs in the 226Ra + 48Ca reaction

NUCLEAR REACTIONS 226Ra(48Ca, 4n)270Hs, E=229, 234, 241 MeV; measured reaction products, σ(E), ER-α correlations using U400 cyclotron and Dubna gas-filled recoil separator at FLNR, JINR facility. Relatively high production cross section due to high fission barrier arising from nuclear shell effects.

RADIOACTIVITY 270Hs(α)[from 226Ra(48Ca, 4n), E=229, 234, 241 MeV]; 266Sg(SF)[from 270Hs α decay]; measured Eα, evaporation residues-α correlations, T1/2. Comparison with previous studies. Systematics of α decay and SF half-lives for N=148-172 No, Rf, Sg, and Hs nuclei.

doi: 10.1103/PhysRevC.87.034605
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2011HA63      J.Phys.:Conf.Ser. 312, 082026 (2011)

J.H.Hamilton, Yu.Ts.Oganessian, F.Sh.Abdullin, P.D.Bailey, D.Benker, M.E.Bennett, S.N.Dmitriev, J.Ezold, R.A.Henderson, M.G.Itkis, Yu.V.Lobanov, A.N.Mezentsev, K.J.Moody, S.L.Nelson, A.N.Polyakov, C.E.Porter, A.V.Ramayya, F.Riley, J.B.Roberto, M.A.Ryabinin, K.P.Rykaczewski, R.N.Sagaidak, D.A.Shaughnessy, I.V.Shirokovsky, M.A.Stoyer, V.G.Subbotin, R.Sudowe, A.M.Sukhov, Tu.S.Tsyganov, V.K.Utyonkov, A.A.Voinov, G.K.Vostokin, P.A.Wilk

Synthesis of the New Element with Z=117

NUCLEAR REACTIONS 249Bk(48Ca, 4n)293Ts, E=252 MeV;249Bk(48Ca, 3n)294Ts, E=252 MeV; measured Eα, α-decay chains, ER, fission fragments; deduced new element 117, T1/2.

doi: 10.1088/1742-6596/312/4/082026
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2011OG04      Phys.Rev. C 83, 054315 (2011)

Yu.Ts.Oganessian, F.Sh.Abdullin, P.D.Bailey, D.E.Benker, M.E.Bennett, S.N.Dmitriev, J.G.Ezold, J.H.Hamilton, R.A.Henderson, M.G.Itkis, Yu.V.Lobanov, A.N.Mezentsev, K.J.Moody, S.L.Nelson, A.N.Polyakov, C.E.Porter, A.V.Ramayya, F.D.Riley, J.B.Roberto, M.A.Ryabinin, K.P.Rykaczewski, R.N.Sagaidak, D.A.Shaughnessy, I.V.Shirokovsky, M.A.Stoyer, V.G.Subbotin, R.Sudowe, A.M.Sukhov, R.Taylor, Yu.S.Tsyganov, V.K.Utyonkov, A.A.Voinov, G.K.Vostokin, P.A.Wilk

Eleven new heaviest isotopes of elements Z = 105 to Z = 117 identified among the products of 249Bk+48Ca reactions

RADIOACTIVITY 293,294Ts(α)[from 249Bk(48Ca, xn), E=252 MeV]; 274Bh, 278Mt, 282Rg, 286Nh, 290Mc(α) [from α decay chain of 294Ts]; 281Rg, 285Nh, 289Mc(α)[from α decay chain of 293Ts]; 270Db(SF), (α), (EC)[from α decay of 274Bh]; 281Rg(SF)[from α decay of 285Nh]; measured Eα, half-lives and β decay energies of residues; deduced Q(α). Systematics of α decay half-lives, Q(α) values and β+, EC half-lives of Z=106-118, N=150-175, A=260-295 isotopes.

NUCLEAR REACTIONS 249Bk(48Ca, xn)293Ts/294Ts, E=252 MeV; measured production cross sections.

doi: 10.1103/PhysRevC.83.054315
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2010OG01      Phys.Rev.Lett. 104, 142502 (2010)

Yu.Ts.Oganessian, F.Sh.Abdullin, P.D.Bailey, D.E.Benker, M.E.Bennett, S.N.Dmitriev, J.G.Ezold, J.H.Hamilton, R.A.Henderson, M.G.Itkis, Yu.V.Lobanov, A.N.Mezentsev, K.J.Moody, S.L.Nelson, A.N.Polyakov, C.E.Porter, A.V.Ramayya, F.D.Riley, J.B.Roberto, M.A.Ryabinin, K.P.Rykaczewski, R.N.Sagaidak, D.A.Shaughnessy, I.V.Shirokovsky, M.A.Stoyer, V.G.Subbotin, R.Sudowe, A.M.Sukhov, Yu.S.Tsyganov, V.K.Utyonkov, A.A.Voinov, G.K.Vostokin, P.A.Wilk

Synthesis of a New Element with Atomic Number Z = 117

NUCLEAR REACTIONS 249Bk(48Ca, 4n), E=252 MeV; 249Bk(48Ca, 3n) , E=247 MeV;measured Eα, Iα, α-α correlations. 293,294Ts; deduced σ, decay chains, T1/2.

RADIOACTIVITY 293,294Ts, 289,290Mc, 285,286Nh, 282Rg, 278Mt, 274Bh(α); measured Eα, Iα, and half-lives. 270Db, 281Rg(SF); measured TKE, and T1/2.

doi: 10.1103/PhysRevLett.104.142502
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2009OG02      Phys.Rev. C 79, 024603 (2009)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, R.N.Sagaidak, I.V.Shirokovsky, Yu.S.Tsyganov, A.A.Voinov, A.N.Mezentsev, V.G.Subbotin, A.M.Sukhov, K.Subotic, V.I.Zagrebaev, S.N.Dmitriev, R.A.Henderson, K.J.Moody, J.M.Kenneally, J.H.Landrum, D.A.Shaughnessy, M.A.Stoyer, N.J.Stoyer, P.A.Wilk

Attempt to produce element 120 in the 244Pu+58Fe reaction

NUCLEAR REACTIONS 244Pu(58Fe, xn)298120/299120, E=330.4 MeV;measured α-particle spectra, (evaporation residues)α-coin, and upper limit of production cross section for Z=120 element. No decay chains for 298120 and 299120 were observed.

doi: 10.1103/PhysRevC.79.024603
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2007OG02      Phys.Rev. C 76, 011601 (2007)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, R.N.Sagaidak, I.V.Shirokovsky, Yu.S.Tsyganov, A.A.Voinov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, V.G.Subbotin, A.M.Sukhov, K.Subotic, V.I.Zagrebaev, G.K.Vostokin, M.G.Itkis, R.A.Henderson, J.M.Kenneally, J.H.Landrum, K.J.Moody, D.A.Shaughnessy, M.A.Stoyer, N.J.Stoyer, P.A.Wilk

Synthesis of the isotope 282113 in the 237Np+48Ca fusion reaction

NUCLEAR REACTIONS 237Np(48Ca, 3n)282Nh, E=244 MeV; measured Eα, production cross section and T1/2.

doi: 10.1103/PhysRevC.76.011601
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2006OG05      Phys.Rev. C 74, 044602 (2006)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, R.N.Sagaidak, I.V.Shirokovsky, Yu.S.Tsyganov, A.A.Voinov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, K.Subotic, V.I.Zagrebaev, G.K.Vostokin, M.G.Itkis, K.J.Moody, J.B.Patin, D.A.Shaughnessy, M.A.Stoyer, N.J.Stoyer, P.A.Wilk, J.M.Kenneally, J.H.Landrum, J.F.Wild, R.W.Lougheed

Synthesis of the isotopes of elements 118 and 116 in the 249Cf and 245Cm + 48Ca fusion reactions

NUCLEAR REACTIONS 245Cm(48Ca, 2n), (48Ca, 3n), E=249, 255 MeV; 249Cf(48Ca, 3n), E=251 MeV; measured Eα, αα-coin, fission fragment spectra following residual nucleus decay; deduced σ.

RADIOACTIVITY 294Og, 290,291Lv, 286,287Fl, 283Cn, 279Ds, 275Hs, 271Sg(α) [from 245Cm, 249Cf(48Ca, xn) and subsequent decay]; measured Eα, T1/2. 282Cn, 267Rf(SF) [from α-decay of 286Rf and 271Sg]; measured fission fragment spectra, T1/2.

doi: 10.1103/PhysRevC.74.044602
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2005OG02      Phys.Rev. C 72, 034611 (2005)

Yu.Ts.Oganessian, V.K.Utyonkov, S.N.Dmitriev, Yu.V.Lobanov, M.G.Itkis, A.N.Polyakov, Yu.S.Tsyganov, A.N.Mezentsev, A.V.Yeremin, A.A.Voinov, E.A.Sokol, G.G.Gulbekian, S.L.Bogomolov, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, S.V.Shishkin, V.I.Chepigin, G.K.Vostokin, N.V.Aksenov, M.Hussonnois, K.Subotic, V.I.Zagrebaev, K.J.Moody, J.B.Patin, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, P.A.Wilk, R.W.Lougheed, H.W.Gaggeler, D.Schumann, H.Bruchertseifer, R.Eichler

Synthesis of elements 115 and 113 in the reaction 243Am + 48Ca

NUCLEAR REACTIONS 243Am(48Ca, 3n), (48Ca, 4n), E=248, 253 MeV; measured delayed Eα, αα-coin; deduced σ.

RADIOACTIVITY 287,288Mc, 283,284Nh, 279,280Rg, 275,276Mt, 272Bh(α) [from 243Am(48Ca, xn) and subsequent decay]; measured Eα, T1/2; deduced Qα. 267,268Db(SF); measured T1/2.

doi: 10.1103/PhysRevC.72.034611
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2005OG03      Eur.Phys.J. A 25, Supplement 1, 589 (2005)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, J.B.Patin, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, P.A.Wilk, R.W.Lougheed

New elements from Dubna

NUCLEAR REACTIONS 238U(48Ca, 3n), (48Ca, 4n), 233U, 242Pu(48Ca, 2n), (48Ca, 3n), (48Ca, 4n), E ≈ 230-250 MeV; measured σ.

RADIOACTIVITY 294Og, 290,291,292,293Lv, 287,288,289Fl, 285Cn, 275Hs(α); 286Fl, 283Cn, 279Ds, 271Sg(α), (SF);282,284Cn, 281Ds, 267Rf(SF); measured Eα, T1/2, branching ratios.

doi: 10.1140/epjad/i2005-06-134-9
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2004OG03      Phys.Rev. C 69, 021601 (2004); Erratum Phys.Rev. C 69, 029902 (2004)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, J.B.Patin, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, R.W.Lougheed

Experiments on the synthesis of element 115 in the reaction 243Am(48Ca, xn)291-x115

NUCLEAR REACTIONS 243Am(48Ca, 3n), (48Ca, 4n), E=253 MeV; measured (recoil)α-, αα-coin following residual nucleus decay; deduced production σ.

RADIOACTIVITY 287,288Mc, 283,284Nh, 279,280Rg, 275,276Mt, 272Bh(α) [from 243Am(48Ca, xn) and subsequent decay]; measured Eα, T1/2; deduced Qα. 267,268Db(SF) [from 243Am(48Ca, xn) and subsequent decay]; measured T1/2. Comparison with model predictions.

doi: 10.1103/PhysRevC.69.021601
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2004OG05      Nucl.Phys. A734, 109 (2004)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, J.B.Patin, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, R.W.Lougheed

Heavy Element Research at Dubna

NUCLEAR REACTIONS 245Cm(48Ca, xn), E*=33 MeV; measured Eα, αα-, (fission fragment)α-coin following residual nucleus decay; deduced evidence for 290,291Lv. 244Pu(48Ca, xn), E*=31-53 MeV; measured evaporation residue excitation functions. Studies of other reactions and nuclides reviewed.

doi: 10.1016/j.nuclphysa.2004.01.020
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2004OG07      Phys.Rev. C 69, 054607 (2004)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, J.B.Patin, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, R.W.Lougheed

Measurements of cross sections for the fusion-evaporation reactions 244Pu(48Ca, xn)292-x114 and 245Cm(48Ca, xn)293-x116

NUCLEAR REACTIONS 244Pu(48Ca, 3n), (48Ca, 4n), (48Ca, 5n), E=243-257 MeV; 245Cm(48Ca, 2n), (48Ca, 3n), E=243 MeV; measured production σ.

RADIOACTIVITY 290,291Lv, 286,287,288,289Fl, 283,285Cn(α) [from 244Pu, 245Cm(48Ca, xn) and subsequent decay]; measured Eα, T1/2. 282,284Cn, 279,281Ds(SF); measured fission energy, T1/2.

doi: 10.1103/PhysRevC.69.054607
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2004OG10      Prog.Theor.Phys.(Kyoto), Suppl. 154, 406 (2004)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, J.B.Patin, R.W.Lougheed

Synthesis of Superheavy Nuclei in 48Ca-Induced Reactions

NUCLEAR REACTIONS 244Pu(48Ca, 3n), (48Ca, 4n), (48Ca, 5n), E* ≈ 30-55 MeV; measured excitation functions.

RADIOACTIVITY 290,291Lv, 287,288Mc, 286,287,288,289Fl, 283,284Nh, 283,285Cn, 279,280Rg, 275,276Mt, 272Bh(α); 286Fl, 282,284Cn, 279,281Ds(SF); 294Og(α), (SF); measured Eα, T1/2.

doi: 10.1143/PTPS.154.406
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2004OG12      Phys.Rev. C 70, 064609 (2004); Erratum Phys.Rev. C 71, 029902 (2005)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, A.A.Voinov, G.V.Buklanov, K.Subotic, V.I.Zagrebaev, M.G.Itkis, J.B.Patin, K.J.Moody, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, P.A.Wilk, R.W.Lougheed, R.I.Ilkaev, S.P.Vesnovskii

Measurements of cross sections and decay properties of the isotopes of elements 112, 114, and 116 produced in the fusion reactions 233, 238U, 242Pu, and 248Cm + 48Ca

NUCLEAR REACTIONS 233,238U, 242Pu, 248Cm(48Ca, 2n), (48Ca, 3n), (48Ca, 4n), (48Ca, 5n), E* ≈ 25-55 MeV; measured excitation functions. Comparison with model predictions.

RADIOACTIVITY 271Sg, 275Hs, 279Ds, 282,283,285Cn, 286,287,288,289Fl, 292,293Lv(α); 267Rf, 271Sg, 279,281Ds, 284Cn, 286Fl(SF) [from 233,238U, 242Pu, 248Cm(48Ca, xn) and subsequent decay]; measured Eα, T1/2. Comparison with model predictions.

doi: 10.1103/PhysRevC.70.064609
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2002OG09      Eur.Phys.J. A 15, 201 (2002)

Y.T.Oganessian, V.K.Utyonkov, Y.V.Lobanov, F.S.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, O.V.Ivanov, G.V.Buklanov, K.Subotic, A.A.Voinov, M.G.Itkis, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed, C.A.Laue

Synthesis of superheavy nuclei in the reactions of 244Pu and 248Cm with 48Ca

NUCLEAR REACTIONS 248Cm(48Ca, 4n), E=240 MeV; 244Pu(48Ca, 4n), (48Ca, 3n), E=236 MeV; measured delayed Eα, αα-coin.

RADIOACTIVITY 292Lv, 288,289Fl, 284,285Cn, 281Ds(α) [from 248Cm, 244Pu(48Ca, xn) and subsequent decay]; measured Eα, T1/2.

doi: 10.1140/epja/i2001-10254-4
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2001OG01      Phys.Rev. C63, 011301 (2001)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, O.V.Ivanov, G.V.Buklanov, K.Subotic, M.G.Itkis, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed, C.A.Laue, Ye.A.Karelin, A.N.Tatarinov

Observation of the Decay of 292116

NUCLEAR REACTIONS 248Cm(48Ca, 4n), E=240 MeV; measured Eα, (recoil)α-, αα-coin; deduced evidence for 296Lv, 288Fl, 284Cn, 280Ds.

RADIOACTIVITY 292Lv, 288Fl, 284Cn(α); 280Ds(SF) [From 248Cm(48Ca, 4n), E=240 MeV, and subsequent decay]; measured Eα, T1/2.

doi: 10.1103/PhysRevC.63.011301
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2001OG08      Phys.Rev. C64, 054606 (2001)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, K.Subotic, O.V.Ivanov, A.N.Voinov, V.I.Zagrebaev, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed

Measurements of Cross Sections for the Fusion-Evaporation Reactions 204, 206, 207, 208Pb + 48Ca and 207Pb + 34S: Decay properties of the even-even nuclides 238Cf and 250No

NUCLEAR REACTIONS 206Pb(48Ca, n), (48Ca, 2n), (48Ca, 3n), (48Ca, 4n), E=214-243 MeV; 204,207,208Pb(48Ca, 2n), E=213-220 MeV; 207Pb(34S, 3n), E=160-180 MeV; measured σ. Recoil separator. Comparison with model predictions.

RADIOACTIVITY 250No(SF) [from 204,206Pb(48Ca, xn)]; measured T1/2.

doi: 10.1103/PhysRevC.64.054606
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2001OG09      Phys.Rev. C64, 064309 (2001)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, K.Subotic, Yu.A.Lazarev, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed, C.A.Laue

Average Charge States of Heavy Atoms in Dilute Hydrogen

ATOMIC PHYSICS Z=89-116; measured average charge states of ions vs velocity in gas-filled recoil separator. Application to synthesis of superheavy nuclei discussed.

doi: 10.1103/PhysRevC.64.064309
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2000LA34      Phys.Rev. C62, 064307 (2000)

Yu.A.Lazarev, Yu.V.Lobanov, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, A.N.Polyakov, J.Rigol, I.V.Shirokovsky, Yu.S.Tsyganov, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, A.N.Mezentsev, K.Subotic, K.J.Moody, N.J.Stoyer, J.F.Wild, R.W.Lougheed

Decay Properties of 257No, 261Rf, and 262Rf

NUCLEAR REACTIONS 244Pu(22Ne, 4n), (22Ne, 5n), E=114, 120 MeV; 242Pu(22Ne, 4n), (22Ne, 5n), E=114 MeV; 238U(26Mg, 4n), (26Mg, 5n), E=134, 140 MeV; measured Eα, αα-coin following residual nucleus decay; deduced production σ.

RADIOACTIVITY 261,262Rf, 257No(α) [from 244Pu(22Ne, xn) and subsequent decay]; measured Eα, T1/2.

doi: 10.1103/PhysRevC.62.064307
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2000OG05      Phys.Rev. C62, 041604 (2000)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, O.V.Ivanov, G.V.Buklanov, K.Subotic, M.G.Itkis, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed

Synthesis of Superheavy Nuclei in the 48Ca + 244Pu Reaction: 288114

NUCLEAR REACTIONS 244Pu(48Ca, 4n), E ≈ 236 MeV; measured Eα, αα-coin following residual nucleus decay, production σ; deduced evidence for 288Fl, 284Cn, 280Ds.

RADIOACTIVITY 288Fl, 284Cn(α); 280Ds(SF) [from 244Pu(48Ca, 4n) and subsequent decay]; measured Eα, T1/2. Comparison with model predictions.

doi: 10.1103/PhysRevC.62.041604
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2000OG07      Yad.Fiz. 63, No 10, 1769 (2000); Phys.Atomic Nuclei 63, 1679 (2000)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, O.V.Ivanov, G.V.Buklanov, K.Subotic, M.G.Itkis, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed

Synthesis of Superheavy Nuclei in 48Ca + 244Pu Interactions

NUCLEAR REACTIONS 244Pu(48Ca, 3n), (48Ca, 4n), E ≈ 236 MeV; 248Cm(48Ca, 4n), E not given; measured Eα, fission fragments, (recoil)α-, αα-coin following residual nucleus decay; deduced evidence for 292Lv, 288,289Fl, 284,285Cn, 280,281Ds, 277Hs.

RADIOACTIVITY 292Lv, 288,289Fl, 284,285Cn, 281Ds(α); 280Ds, 277Hs(SF) [from 244Pu, 248Cm(48Ca, xn) and subsequent decay ]; measured Eα, T1/2.

doi: 10.1134/1.1320137
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1999OG10      Phys.Rev.Lett. 83, 3154 (1999)

Yu.Ts.Oganessian, V.K.Utyonkov, Yu.V.Lobanov, F.Sh.Abdullin, A.N.Polyakov, I.V.Shirokovsky, Yu.S.Tsyganov, G.G.Gulbekian, S.L.Bogomolov, B.N.Gikal, A.N.Mezentsev, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, K.Subotic, M.G.Itkis, K.J.Moody, J.F.Wild, N.J.Stoyer, M.A.Stoyer, R.W.Lougheed

Synthesis of Superheavy Nuclei in the 48Ca + 244Pu Reaction

NUCLEAR REACTIONS 244Pu(48Ca, 3n), E=236 MeV; measured σ, Eα, Iα(t), αα-, (recoil)α-coin following residual nucleus decay; deduced evidence for 289Fl, 285Cn, 281Ds.

RADIOACTIVITY 289Fl, 285Cn, 281Ds(α) [from 244Pu(48Ca, 3n) and subsequent decay]; measured Eα, T1/2; deduced enhanced stability with respect to neutron number.

doi: 10.1103/PhysRevLett.83.3154
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1996LA12      Phys.Rev. C54, 620 (1996)

Yu.A.Lazarev, Yu.V.Lobanov, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, A.N.Polyakov, J.Rigol, I.V.Shirokovsky, Yu.S.Tsyganov, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, B.N.Gikal, V.B.Kutner, A.N.Mezentsev, K.Subotic, J.F.Wild, R.W.Lougheed, K.J.Moody

α Decay of 273110: Shell closure at N = 162

NUCLEAR REACTIONS 244Pu(34S, X), E=190 MeV; measured Eα, Iα; deduced production σ for 273Ds.

RADIOACTIVITY 273Ds(α) [from 244Pu(34S, X), E=190 MeV]; measured Eα, Iα, T1/2.

doi: 10.1103/PhysRevC.54.620
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1995LA20      Phys.Rev.Lett. 75, 1903 (1995)

Yu.A.Lazarev, Yu.V.Lobanov, Yu.Ts.Oganessian, Yu.S.Tsyganov, V.K.Utyonkov, F.Sh.Abdullin, S.Iliev, A.N.Polyakov, J.Rigol, I.V.Shirokovsky, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, B.N.Gikal, V.B.Kutner, A.N.Mezentsev, I.M.Sedykh, D.V.Vakatov, R.W.Lougheed, J.F.Wild, K.J.Moody, E.K.Hulet

New Nuclide 267108 Produced by the 238U + 34S Reaction

NUCLEAR REACTIONS, ICPND 238U(34S, X)267Hs, E=186 MeV; measured Eα, Iα; deduced residual production σ.

RADIOACTIVITY 267Hs(α) [from 238U(34S, X), E=186 MeV]; measured Eα, Iα, T1/2.

doi: 10.1103/PhysRevLett.75.1903
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1994LA22      Phys.Rev.Lett. 73, 624 (1994)

Yu.A.Lazarev, Yu.V.Lobanov, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, G.V.Buklanov, B.N.Gikal, S.Iliev, A.N.Mezentsev, A.N.Polyakov, I.M.Sedykh, I.V.Shirokovsky, V.G.Subbotin, A.M.Sukhov, Yu.S.Tsyganov, V.E.Zhuchko, R.W.Lougheed, K.J.Moody, J.F.Wild, E.K.Hulet, J.H.McQuaid

Discovery of Enhanced Nuclear Stability Near the Deformed Shells N = 162 and Z = 108

NUCLEAR REACTIONS 248Cm(22Ne, X), E=116, 121 MeV; measured Eα, Iα; deduced evidence for 265Sg, 266Sg.

RADIOACTIVITY 265Sg, 266Sg(α); measured Eα, Iα; deduced T1/2, SF-decay upper limits. 262Rf [from 266Sg(α-decay)]; measured T1/2.

doi: 10.1103/PhysRevLett.73.624
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1994LO27      J.Alloys and Compounds 213/214, 61 (1994)

R.W.Lougheed, K.J.Moody, J.FD.Wild, E.K.Hulet, J.H.McQuaid, Yu.A.Lazarev, Yu.V.Lobanov, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, G.V.Buklanov, B.N.Gikal, S.Iliev, A.N.Mezentsev, A.N.Polyakov, I.M.Sedykh, I.V.Shirokovsky, V.G.Subbotin, A.M.Sukhov, Yu.S.Tsyganov, V.E.Zhuchko

Observation of enhanced nuclear stability near the 162 neutron shell

RADIOACTIVITY 265,266Sg(α) [from 248Cm(22Ne, xn)]; measured Eα, T1/2. 262Rf(SF) [from 266Sg decay]; measured T1/2. Comparison with model predictions.

doi: 10.1016/0925-8388(94)90881-8
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1988ME15      Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 2180 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.11, 99 (1988)

A.N.Mezentsev, A.G.Artyukh, V.V.Volkov, G.F.Gridnev, W.Karcz, S.Kliczewsky, M.Madeja, Ja.Szmider

Cluster Emission in Reactions with Heavy Ions

NUCLEAR REACTIONS 197Au, 232Th(12C, X), E=180 MeV; 181Ta(52Cr, X), E=380 MeV; measured σ(fragment θ); deduced light element formation σ.


1988PE18      Rev.Roum.Phys. 33, 811 (1988)

M.Petrascu, I.Brancus, A.Buta, I.Mihai, V.Simion, V.V.Volkov, A.G.Artukh, A.N.Mezentsev

Large Angle Emission of 4 ≤ Z ≤ 9 Products from the Reaction 40Ar (334 MeV) + 232Th

NUCLEAR REACTIONS 232Th(40Ar, X), E=334 MeV; measured σ(fragment θ, E) for X=Be-F; deduced energy, angle integrated σ.


1985MI18      Yad.Fiz. 42, 295 (1985)

V.L.Mikheev, A.G.Artukh, V.V.Volkov, G.F.Gridnev, M.Gruszecki, W.Karcz, A.N.Mezentsev, V.M.Morozov, L.Pomorski

Nucleon Transfer Reactions and Nuclear Fission in the System 232Th + 40Ar

NUCLEAR REACTIONS 232Th(40Ar, F), E=300, 390 MeV; measured light, fission fragments-coin, σ(θ1, θ2); deduced ternary fission effect. 236U, 228Ra, 231Ac, 232Th, 233Pa deduced fission probability vs excitation energy.


1984AR08      Rev.Roum.Phys. 29, 139 (1984)

A.G.Artukh, G.F.Gridnev, M.Gruszecki, W.Karcz, A.N.Mezentsev, V.L.Mikheev, L.Pomorski, A.Popescu, D.G.Popescu, V.V.Volkov

The Formation of Alpha Particles in the System (nat)Ag + 40Ar (285 MeV)

NUCLEAR REACTIONS Ag(40Ar, pX), (40Ar, dX), (40Ar, tX), (40Ar, αX), E=285 MeV; measured αα-coin, inclusive σ(θ, Ep), σ(θ, Ed), σ(θ, Et), σ(θ, Eα), σ(light fragment θ). Ag(40Ar, BX), (40Ar, CX), (40Ar, BeX), E=285 MeV; measured σ(light fragment θ).


1983AR20      Yad.Fiz. 38, 549 (1983)

A.G.Artyukh, V.V.Avdeichikov, G.F.Gridnev, M.Gruszecki, W.Karcz, A.N.Mezentsev, V.L.Mikheev, V.M.Morozov, L.Pomorski, A.Popescu, D.G.Popescu, V.V.Volkov

Two-α-Particle Correlations in 40Ar + (nat)Ag Interaction at 285 MeV

NUCLEAR REACTIONS Ag(40Ar, 2α), E=285 MeV; measured αα-coin, σ(θα1, θα2); deduced α-production, massive nuclear transfer mechanisms.


1981AR20      Z.Phys. A303, 41 (1981)

A.G.Artukh, G.F.Gridnev, M.Gruszecki, W.Karcz, A.N.Mezentsev, V.L.Mikheev, L.Pomorski, A.Popescu, D.G.Popescu, V.V.Volkov

Multi-Nucleon Transfer Reactions and the Formation of Light Charged Particles in the System Ag(nat) + 40Ar (285 MeV)

NUCLEAR REACTIONS Ag(40Ar, X), (40Ar, p), (40Ar, d), (40Ar, t), (40Ar, α), E=300 MeV; measured σ(θ, Ep), σ(θ, Ed), σ(θ, Et), σ(θ, Eα), σ(θ, fragment E) for Li, C, Na, Si, Cl, Be, B; deduced multinucleon transfer contribution, two-body (Q) systematics.

doi: 10.1007/BF01420009
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1980VO11      Izv.Akad.Nauk SSSR, Ser.Fiz. 44, 2226 (1980)

V.V.Volkov, A.G.Artyukh, G.F.Gridnev, M.Grushetski, W.Karcz, A.N.Mezentsev, V.L.Mikheev, L.Pomorski, A.Popescu, D.G.Popescu

Dominance of α-Particle Emission Channels in Deep Inelastic Transfer Reactions with 40Ar Ions.

NUCLEAR REACTIONS 107,109Ag(40Ar, X), E=285 MeV; measured σ(fragment θ) vs total kinetic energy for fragment Z=2-7; deduced α production dominance. Deep inelastic transfer reactions.


1978AR02      Yad.Fiz. 27, 29 (1978); Sov.J.Nucl.Phys. 27, 14 (1978)

A.G.Artukh, V.V.Volkov, E.Gerlik, R.Gerstenberger, G.F.Gridnev, V.B.Zlokazov, A.N.Mezentsev, V.L.Mikheev, T.S.Salamatina

Nucleon Transfer Reactions in Interaction of 220-MeV 40Ar Ions with 197Au

NUCLEAR REACTIONS 197Au(40Ar, X), E=220 MeV; measured σ(Z, θ), Z=11-35.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0023.


1978AR14      Yad.Fiz. 28, 611 (1978); Sov.J.Nucl.Phys. 28, 313 (1978)

A.G.Artyukh, V.V.Volkov, E.Gierlik, G.F.Gridnev, A.N.Mezentsev, V.L.Mikheev

Energy Spectra of Products with Z ≤ 38 in the System 232Th + 40Ar (390 MeV)

NUCLEAR REACTIONS 232Th(40Ar, X), E=390 MeV; measured σ(E(X), Z(X)), Z=5-38; deduced evidence for deep inelastic nucleon transfers.


1978AR20      Yad.Fiz. 28, 1154 (1978); Sov.J.Nucl.Phys. 28, 594 (1978)

A.G.Artyukh, V.V.Volkov, G.F.Gridnev, A.N.Mezentsev, V.L.Mikheev, A.Popescu, D.Popescu

Nucleon Transfer Reactions in the System 197Au + 20Ne (110 MeV)

NUCLEAR REACTIONS 197Au(20Ne, X), E=110 MeV; measured σ(θ), σ(E(12C), E(14N), E(16O)); deduced reaction mechanism.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0046.


1978VO10      Izv.Akad.Nauk SSSR, Ser.Fiz. 42, 2234 (1978); Bull.Acad.Sci.USSR, Phys.Ser. 42, No.11, 14 (1978)

V.V.Volkov, A.G.Artyukh, G.F.Gridnev, A.N.Mezentsev, V.L.Mikheev, A.Popescu, D.G.Popescu, A.M.Sukhov, L.P.Chelnokov

Some Laws Governing the Decay of a Binary Nuclear System Produced in Deep-Inelastic Collisions of Complex Nuclei

NUCLEAR REACTIONS 107,109Ag(40Ar, X), E=285 MeV; 107,109Ag(11B, X), E=86 MeV; measured production σ for more than 100 nuclides. 181Ta(40Ar, X), E=290 MeV; 181Ta(136Xe, X), E=840 MeV; 181Ta(86Kr, X), E=550 MeV; calculated production σ for Au isotopes. Two-body ground state Q systematics, neutron evaporation.


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