NSR Query Results
Output year order : Descending NSR database version of May 6, 2024. Search: Author = A.A.Alexandrov Found 34 matches. 2023SH02 Phys.Rev. C 107, 014608 (2023) T.Shiraishi, S.Akamatsu, T.Naka, T.Asada, G.De Lellis, V.Tioukov, G.Rosa, R.Kobayashi, N.D'Ambrosio, A.Alexandrov, O.Sato Environmental sub-MeV neutron measurement at the Gran Sasso surface laboratory with a super-fine-grained nuclear emulsion detector
doi: 10.1103/PhysRevC.107.014608
2020ST08 Bull.Rus.Acad.Sci.Phys. 84, 469 (2020) A.O.Strekalovsky, D.V.Kamanin, Yu.V.Pyatkov, Z.I.Goryainova, V.E.Zhuchko, A.A.Alexandrov, I.A.Alexandrova, R.Korsten, V.Malaza, E.A.Kuznetsova, O.V.Strekalovsky Fission Fragments Binary Brake-Up at Crossing of the Carbon Foil
doi: 10.3103/S1062873820040309
2017BE05 Eur.Phys.J. A 53, 32 (2017) O.Beliuskina, A.O.Strekalovsky, A.A.Aleksandrov, I.A.Aleksandrova, H.M.Devaraja, C.Heinz, S.Heinz, S.Hofmann, S.Ilich, N.Imai, D.V.Kamanin, M.Kis, G.N.Knyazheva, C.Kozhuharov, E.A.Kuznetsova, J.Maurer, G.V.Mishinsky, M.Pomorski, Yu.V.Pyatkov, O.V.Strekalovsky, M.Trager, V.E.Zhuchko Pulse-height defect in single-crystal CVD diamond detectors
doi: 10.1140/epja/i2017-12223-8
2017PY01 Phys.Rev. C 96, 064606 (2017) Yu.V.Pyatkov, D.V.Kamanin, A.A.Alexandrov, I.A.Alexandrova, Z.I.Goryainova, V.Malaza, N.Mkaza, E.A.Kuznetsova, A.O.Strekalovsky, O.V.Strekalovsky, V.E.Zhuchko Examination of evidence for collinear cluster tri-partition RADIOACTIVITY 252Cf(SF); measured mass-mass distribution of fission fragments, velocities and energies of the ternary events, neutron multiplicity; deduced masses, energies and yields of fragments from true ternary fission. Results explained by collinear cluster tri-partition (CCT), giving rise to the Ni bump.
doi: 10.1103/PhysRevC.96.064606
2012PY01 Eur.Phys.J. A 48, 94 (2012) Yu.V.Pyatkov, D.V.Kamanin, W.von Oertzen, A.A.Alexandrov, I.A.Alexandrova, O.V.Falomkina, N.Jacobs, N.A.Kondratjev, E.A.Kuznetsova, Yu.E.Lavrova, V.Malaza, Yu.V.Ryabov, O.V.Strekalovsky, A.N.Tyukavkin, V.E.Zhuchko The collinear cluster tri-partition (CCT) of 252Cf (sf): New aspects from neutron gated data RADIOACTIVITY 252Cf(SF); measured En, In, fission fragments, (fragment)n-coin; deduced neutron multiplicity, fission fragment mass distribution, CCT (collinear cluster tri-partition ).
doi: 10.1140/epja/i2012-12094-5
2011PY01 Int.J.Mod.Phys. E20, 1008 (2011) Yu.V.Pyatkov, D.V.Kamanin, A.A.Alexandrov, I.A.Alexandrova, N.A.Kondratyev, E.A.Kuznetsova, N.Jacobs, V.Malaza, D.Pham Minh, V.E.Zhuchko Presumable scenario of one of the collinear cluster tri-partition modes
doi: 10.1142/S0218301311019155
2010PY01 Phys.Atomic Nuclei 73, 1309 (2010); Yad.Fiz. 73, 1350 (2010) Yu.V.Pyatkov, D.V.Kamanin, Yu.N.Kopach, A.A.Alexandrov, I.A.Alexandrova, S.B.Borzakov, Yu.N.Voronov, V.E.Zhuchko, E.A.Kuznetsova, Ts.Panteleev, A.N.Tyukavkin Collinear cluster tripartition channel in the reaction 235U(nth, f) NUCLEAR REACTIONS 235U(n, F), E=thermal; measured reaction products, TOF; deduced charge spectrum and mass-mass distribution of fission fragments, many body ternary decay.
doi: 10.1134/S1063778810080041
2010PY02 Eur.Phys.J. A 45, 29 (2010) Yu.V.Pyatkov, D.V.Kamanin, W.von Oertzen, A.A.Alexandrov, I.A.Alexandrova, O.V.Falomkina, N.A.Kondratjev, Yu.N.Kopatch, E.A.Kuznetsova, Yu.E.Lavrova, A.N.Tyukavkin, W.Trzaska, V.E.Zhuhcko Collinear cluster tri-partition of 252Cf (sf) and in the 235U (nth, f) reaction RADIOACTIVITY 252Cf(SF); measured E(fragment), I(fragment, θ), (fragment)(fragment)-coin from fission; deduced fission fragment mass correlations. NUCLEAR REACTIONS 235U(n, F), E=thermal; measured E(fragment), I(fragment, θ), (fragment)(fragment)-coin, fission fragment yields; deduced fission fragment mass correlations, ternary cluster decay.
doi: 10.1140/epja/i2010-10988-8
2006RU10 Phys.Atomic Nuclei 69, 1388 (2006) V.A.Rubchenya, A.A.Alexandrov, S.V.Khlebnikov, V.G.Lyapin, V.A.Maslov, Yu.E.Penionzhkevich, G.Prete, Yu.G.Sobolev, G.P.Tyurin, W.H.Trzaska, D.N.Vakhtin, E.Vardaci Light Particle Accompanied Quasifission in Superheavy Composite Systems NUCLEAR REACTIONS 208Pb(86Kr, pX), (86Kr, αX), E=500, 600 MeV; measured Ep, Eα, σ(E, θ), heavy fragment energy and mass distributions; deduced α-particle accompanied quasifission.
doi: 10.1134/S1063778806080175
2003PY01 Yad.Fiz. 66, 1679 (2003); Phys.Atomic Nuclei 66, 1631 (2003) Yu.V.Pyatkov, D.V.Kamanin, A.A.Alexandrov, I.A.Alexandrova, S.V.Khlebnikov, S.V.Mitrofanov, V.V.Pashkevich, Yu.E.Penionzhkevich, Yu.V.Ryabov, E.A.Sokol, V.G.Tishchenko, A.N.Tyukavkin, A.V.Unzhakova, S.R.Yamaletdinov New Indications of Collinear Tripartition in 252Cf(sf) Studied at the Modified FOBOS Setup RADIOACTIVITY 252Cf(SF); measured fission fragment energy, charge, and mass distributions, neutron multiplicity; deduced possible collinear tripartition.
doi: 10.1134/1.1611571
2003RU07 Yad.Fiz. 66, 1500 (2003); Phys.Atomic Nuclei 66, 1454 (2003) V.A.Rubchenya, A.A.Alexandrov, S.V.Khlebnikov, V.G.Lyapin, V.A.Maslov, Yu.E.Penionzhkevich, G.Prete, Yu.V.Pyatkov, Yu.G.Sobolev, G.P.Tiourin, W.H.Trzaska, D.N.Vakhtin, J.Aysto Dynamics of Superheavy System 86Kr + 208Pb Reaction NUCLEAR REACTIONS 208Pb(86Kr, X), E=600 MeV/nucleon; measured fragments kinetic energy and mass distributions, α spectra, pre- and post-scission neutron multiplicity; deduced reaction mechanism features.
doi: 10.1134/1.1601750
2002RU04 Yad.Fiz. 65, 729 (2002); Phys.Atomic Nuclei 65, 697 (2002) V.A.Rubchenya, W.H.Trzaska, J.Aysto, A.A.Alexandrov, I.D.Alkhazov, K.-T.Brinkmann, A.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, M.Mutterer, Yu.E.Penionzhkevich, O.I.Osetrov, Z.Radivojevic, Yu.G.Sobolev, G.P.Tyurin, D.N.Vakhtin Inelastic Deuteron Breakup Followed by Fission at Intermediate Energy NUCLEAR REACTIONS 238U(d, F), (d, pF), (d, nF), E=65 MeV; measured proton spectra, neutron spectra, fission fragment mass distributions; deduced reaction mechanism features. Comparison with model predictions.
doi: 10.1134/1.1471276
2001PY01 Eur.Phys.J. A 10, 171 (2001) Yu.V.Pyatkov, Yu.E.Penionzhkevich, W.H.Trzaska, O.I.Osetrov, A.A.Alexandrov, I.A.Alexandrova, J.Aysto, K.-Th.Brinkmann, S.V.Khlebnikov, V.F.Kushniruk, A.V.Kuznetsov, V.G.Lyapin, V.A.Maslov, M.Mutterer, Z.Radivojevic, V.A.Rubchenya, Yu.G.Sobolev, G.P.Tiourin, D.N.Vakhtin Peculiarities in Fragment Mass Distribution in the 238U + 40Ar (243 MeV) Reaction NUCLEAR REACTIONS 238U(40Ar, X), E=243 MeV; measured fragments mass distributions, kinetic energies, neutron spectra; deduced fine structure in mass distribution.
doi: 10.1007/s100500170129
2001RU07 Nucl.Instrum.Methods Phys.Res. A463, 653 (2001) V.A.Rubchenya, W.H.Trzaska, D.N.Vakhtin, J.Aysto, P.Dendooven, S.Hankonen, A.Jokinen, Z.Radivojevic, J.C.Wang, I.D.Alkhazov, A.V.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, A.A.Aleksandrov, Yu.E.Penionzhkevich Neutron and Fragment Yields in Proton-Induced Fission of 238U at Intermediate Energies NUCLEAR REACTIONS 238U(p, F), E=20, 35, 50, 60 MeV; measured fission fragments kinetic energy, mass distributions, neutron multiplicities; deduced fission mechanism features. Time-dependent statistical model.
doi: 10.1016/S0168-9002(01)00176-0
1999OS03 Bull.Rus.Acad.Sci.Phys. 63, 174 (1999) O.I.Osetrov, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, D.N.Vakhtin, J.von Kalben, A.V.Kuznetsov, V.G.Lyapin, M.Mutterer, H.-G.Ortlepp, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, W.Trzaska, S.V.Khlebnikov Multiplicities of α Particles in 58Ni + 112, 118, 124Sn Reactions at ENi = 340 MeV NUCLEAR REACTIONS 112,118,124Sn(58Ni, F), E=340 MeV; measured σ(Eα, θ), (Fragment)α-coin following fission; deduced α-particles Coulomb barriers, pre- and post-scission multiplicities. Statistical Model Calculations.
1999TR02 Acta Phys.Slovaca 49, 93 (1999) W.H.Trzaska, J.Aysto, Z.Radivojevic, V.A.Rubchenya, I.D.Alkhazov, S.V.Khlebnikov, A.V.Kuznetsov, A.Evsenin, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, D.N.Vakhtin, A.A.Alexandrov, Yu.E.Penionzhkevich, Yu.V.Pyatkov, Yu.G.Sobolev, M.Mutterer, J.von Kalben, K.Brinkmann Particle Emission as a Probe for Dynamics of Fission of Heated Nuclei NUCLEAR REACTIONS 124Sn(58Ni, X), E=320 MeV; 142Nd(40Ar, X), E=243 MeV; 162Er(20Ne, X), E=160 MeV; measured neutron, proton, α multiplicities; deduced fusion-fission reaction mechanism features. 238U(p, F), E=20, 35, 50, 60 MeV; measured fission fragment yields, neutron multiplicity vs fragment mass.
1999VA15 Bull.Rus.Acad.Sci.Phys. 63, 177 (1999) D.N.Vakhtin, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, H.-G.Ortlepp, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, S.V.Khlebnikov, W.Trzaska Neutron Emission in the 40Ar + 180Hf Reaction at Elab = 180, 190, 216, and 249 MeV NUCLEAR REACTIONS 180Hf(40Ar, F), E=180-249 MeV; measured σ(En, θ), (fragment)n-coin following fission. Deduced nuclear temperatures and pre- and post-scission multiplicities. Statistical Model Calculations.
1998AY02 Yad.Fiz. 61, No 12, 2135 (1998); Phys.Atomic Nuclei 61, 2024 (1998) J.Aysto, W.H.Trzaska, I.A.Kukushkin, V.E.Makarenko, Yu.D.Molchanov, G.A.Otroshchenko, D.N.Vakhtin, V.T.Lyapin, O.I.Osetrov, G.P.Tyurin, S.V.Khlebnikov, A.A.Aleksandrov, M.Mutterer, J.von Kalben Ternary Fission in 4He + 238U Interaction NUCLEAR REACTIONS 238U(α, F), E=24 MeV; measured fission fragments yields, light charged particles spectra; deduced ternary fission probability. Comparison with spontaneous fission, n-, γ-induced fission. RADIOACTIVITY 252Cf(SF); measured α spectra.
1998RU05 Phys.Rev. C58, 1587 (1998) V.A.Rubchenya, A.V.Kuznetsov, W.H.Trzaska, D.N.Vakhtin, A.A.Alexandrov, I.D.Alkhazov, J.Aysto, S.V.Khlebnikov, V.G.Lyapin, O.I.Osetrov, Yu. E.Penionzhkevich, Yu.V.Pyatkov, G.P.Tiourin Fission Time Scale and Viscosity for Compound Nucleus 220Th Formed in Reaction 40Ar + 180Hf at Elab =180, 190, 216, and 249 MeV NUCLEAR REACTIONS 180Hf(40Ar, F), E=180, 190, 216, 249 MeV; measured neutron spectra, (fragment)(neutron)-coin, fragment mass, energy distributions; deduced pre-, postscission neutron multiplicities. Time-dependent statistical model analysis. Time-of-flight technique.
doi: 10.1103/PhysRevC.58.1587
1998TR07 Bull.Rus.Acad.Sci.Phys. 62, 830 (1998) W.Trzaska, A.A.Aleksandrov, I.D.Alkhazov, J.Aysto, D.N.Vakhtin, A.V.Kuznetsov, V.G.Lyapin, V.Makarenko, M.Mutterer, H.-G.Ortlepp, O.L.Osetrov, Yu.E.Penionzhkevich, Yu.V.Pyatkov, V.A.Rubchenya, G.P.Tyurin, S.V.Khlebnikov Nuclear Fusion-Fission Reaction Dynamics at HENDES
1998TR08 Nuovo Cim. 111A, 1055 (1998) W.H.Trzaska, V.A.Rubchenya, J.Aysto, Z.Radivojevic, D.N.Vakhtin, I.D.Alkhazov, A.Evsenin, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, O.I.Osetrov, G.P.Tiourin, A.A.Alexandrov, Yu.E.Penionzhkevich, Yu.G.Sobolev, M.Mutterer Fragment Mass Distribution in Superasymmetric Region in Proton-Induced Fission of U and Th NUCLEAR REACTIONS 238U(p, F), E=20, 35, 50, 65 MeV; 232Th(p, F), E=50, 60 MeV; measured fission fragment mass yields, neutron multiplicities; deduced asymmetric mass distribution enhancement.
doi: 10.1007/BF03035992
1997TR06 Acta Phys.Pol. B28, 443 (1997) W.H.Trzaska, V.A.Rubchenya, A.A.Alexandrov, I.D.Alkhazov, J.Aysto, J.von Kalben, S.V.Khlebnikov, A.V.Kuznetsov, V.G.Lyapin, V.E.Makarenko, I.Moltchanov, M.Mutterer, O.I.Osetrov, H.-G.Ortlepp, G.Otroshchenko, Yu.E.Penionzhkevich, Yu.V.Pyatkov, G.P.Tiourin, D.N.Vakhtin Research on Fission Dynamics at JYFL using HENDES - High Efficiency Neutron Detection System
1995AL05 Nucl.Phys. A583, 465c (1995) A.A.Aleksandrov, I.A.Aleksandrova, M.Andrassy, L.Dietterle, V.N.Doronin, P.Gippner, C.-M.Herbach, D.Hilscher, S.I.Ivanovsky, A.Matthies, D.May, H.-G.Ortlepp, G.Pausch, Yu.E.Penionzhkevich, V.N.Pokrovsky, G.Renz, K.-D.Schilling, D.I.Shishkin, V.E.Shuchko, O.V.Strekalovsky, V.V.Trofimov, and the FOBOS Collaboration First Experiments with FOBOS NUCLEAR REACTIONS 232Th(7Li, X), E=43 MeV/nucleon; measured fission (fragment)(intermediate mass fragment)-coin. Position sensitive avalanche counter, BRAGG ionization chamber, CsI scintillation counter assembly, fission following incomplete fusion.
doi: 10.1016/0375-9474(94)00706-S
1994AL44 Yad.Fiz. 57, No 12, 2137 (1994); Phys.Atomic Nuclei 57, 2057 (1994) A.A.Aleksandrov, I.A.Aleksandrova, S.L.Podshibyakin, Yu.V.Pyatkov, A.I.Slyusarenko, A.N.Shemetov, R.A.Shekhmametev Mass-Energy Spectra of Fission Fragments in the Reaction 242mAm(n(th), f) NUCLEAR REACTIONS 242Am(n, F), E=thermal; measured fission fragment mass, energy spectra; deduced agreement with radiochemical data. Tof technique, target in isomeric state. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41496. 1992AL08 Nucl.Instrum.Methods Phys.Res. A312, 542 (1992) A.A.Alexandrov, I.A.Alexandrova, S.L.Podshibyakin, Yu.V.Pyatkov, A.I.Slyusarenko, A.N.Shemetov, V.L.Gaishan, V.I.Kogan, V.P.Pikul Study of the Surface-Barrier Semiconductor Detector Response to the Fission Fragments in Channeling Mode NUCLEAR REACTIONS 239Pu(n, F), E=thermal; measured fission fragment spectra, mass, charge, energy separation; deduced detector mass, energy response. Surface-barrier semi-conductor detector.
doi: 10.1016/0168-9002(92)90202-F
1991AL21 Nucl.Instrum.Methods Phys.Res. A303, 323 (1991) A.A.Alexandrov, I.A.Alexandrova, A.V.Ermolenko, Yu.A.Korjuk, D.S.Nikulin, Yu.F.Pevchev, S.L.Podshibyakin, Yu.V.Pyatkov, S.I.Sitnikov, A.I.Slyusarenko, A.N.Shemetov, R.A.Shehmametiev, N.N.Demidovich A Time-of-Flight Spectrometer for Unslowed Fission Fragments NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragment mass spectra, fragment energy vs mass. Unslowed fission fragments, one-armed tof spectrometer.
doi: 10.1016/0168-9002(91)90798-U
1979AL08 Nucl.Phys. A321, 189 (1979) A.A.Alexandrov, M.P.Kudoyarov, I.K.Lemberg, A.A.Pasternak Lifetimes and Spin-Parity Assignments of Excited States in 69Ge Populated in the 66Zn(α, nγ) Reaction NUCLEAR REACTIONS 66Zn(α, nγ), E=11.8, 14.0, 16.5 MeV; measured Iγ(E), Iγ(θ), DSA. 69Ge deduced levels, T1/2, B(E2), B(M1), γ-branching ratios, J, δ. Enriched target.
doi: 10.1016/0375-9474(79)90692-4
1977AL14 Izv.Akad.Nauk SSSR, Ser.Fiz. 41, 49 (1977); Bull.Acad.Sci.USSR, Phys.Ser. 41, No.1, 39 (1977) A.A.Aleksandrov, V.S.Zvonov, M.A.Ivanov, I.K.Lemberg, A.S.Mishin, A.A.Pasternak Lifetimes of 64Zn Levels Populated in the 51V(16O, p2nγ) Reaction NUCLEAR REACTIONS 51V(16O, 2npγ), E=49 MeV; measured Eγ, Iγ, γ-delay. Plunger method. 64Zn deduced levels, T1/2, γ-branching, B(λ).
1975AL13 Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 458 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.3, 1 (1975) A.A.Aleksandrov, G.-Y.Baier, T.Vylov, E.P.Grigorev, K.Y.Gromov, V.G.Kalinnikov The Excited States of 158Dy RADIOACTIVITY 158,158mHo; measured Eγ, Iγ, γγ-coin; deduced log ft. 158Dy deduced levels, J, π, δ.
1975AL26 Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 1661 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.8, 80 (1975) A.A.Aleksandrov, G.J.Beyer, T.Vlov, P.Galan, M.Gonusek, V.M.Gorozhankin, K.Y.Gromov, R.Ion-Mikhai, V.G.Kalinnikov, V.V.Kuznetsov, N.Z.Marupov, T.M.Muminov, M.Yakhim Identification of 156Er RADIOACTIVITY 156Er [from Ta(660-MeV p, X)]; measured T1/2, Eγ, Iγ, I(ce), γγ(t); deduced log ft. 156Ho deduced levels, J, π, T1/2, γ-multipolarity, δ. Mass-separator, ion-exchange chemistry.
1974AL27 Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 2096 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.10, 71 (1974) A.A.Aleksandrov, V.S.Buttsev, T.Vylov, E.P.Grigorev, K.Y.Gromov, V.G.Kalinnikov, N.A.Lebedev The γ Emission of 160Ho RADIOACTIVITY 160Er, 160Ho; measured Eγ, Iγ, I(ce); deduced ICC. 160Dy, 160Ho deduced transitions, γ-multipolarity. Mass separated sources.
1974AL28 Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 2103 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.10, 77 (1974) A.A.Aleksandrov, V.S.Buttsev, T.Vylov, E.P.Grigorev, K.Y.Gromov, V.G.Kalinnikov, N.A.Lebedev Decay of 160Ho Isomers and the Properties of 160Dy RADIOACTIVITY 160Ho; measured no new data. 160Dy deduced levels, J, π, K, band parameters, B(λ), Q0, level density.
1974AL30 Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 2487 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.12, 20 (1974) A.A.Aleksandrov, V.S.Buttsev, T.Vylov, E.P.Grigorev, K.Y.Gromov, V.G.Kalinnikov, A.Lyatushinski, V.I.Stegailov Radiations from 158Ho Decay RADIOACTIVITY 158Ho [from Ta(660-MeV p, X)]; measured Eγ, Iγ, γγ-coin, I(ce), T1/2; deduced ICC. 158Dy deduced transitions, multipolarity, ICC. 158Ho isomeric transition deduced T1/2.
1973GR28 Izv.Akad.Nauk SSSR, Ser.Fiz. 37, 989 (1973); Bull.Acad.Sci.USSR, Phys.Ser. 37, No.5, 66 (1974) Spectrum of γ Rays from 44Ti → 44Sc → 44Ca Decays RADIOACTIVITY 44Ti, 44Sc; measured Eγ, Iγ; deduced log ft, Iβ, 44Sc, 44Ca deduced levels, relative B(λ), ICC.
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