NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = Y.V.Pyatkov Found 33 matches. 2023KA27 Bull.Rus.Acad.Sci.Phys. 87, 1238 (2023) D.V.Kamanin, Yu.V.Pyatkov, A.N.Solodov, A.O.Strekalovsky, V.E.Zhuchko, Z.I.Goryainova, V.Malaza, O.V.Strekalovsky, E.A.Kuznetsova Observation of the Shape Isomer States in Fission Fragments from (γ, f) Reactions NUCLEAR REACTIONS 235,238U(γ, F), E not given; measured reaction products, TOF; deduced mass yields, missing masses, mass correlation distribution for the fission fragments, the shape isomer state T1/2 lower limit. The M-T-25 microtron at the Flerov Laboratory of Nuclear Reactions, Joint Institute for Nuclear Research, using VEGA (V-E Guide based Array) setup.
doi: 10.3103/S1062873823702866
2023PY01 Phys.Atomic Nuclei 86, 450 (2023) Yu.V.Pyatkov, D.V.Kamanin, A.O.Strekalovsky, Z.I.Goryainova, E.A.Kuznetsova, A.N.Solodov, O.V.Strekalovsky, V.E.Zhuchko, A.O.Zhukova Observation of a New Effect in the Ternary Fission of 252Cf(sf) with the Emission of an Alpha Particle RADIOACTIVITY 252Cf(SF); measured decay products, Eα, Iα; deduced light fragment yields, prescission configuration, shape isomer state. The COMETA (COrrelation M-E-T Array) setup.
doi: 10.1134/S1063778823040300
2021OS04 Phys.Part. and Nucl.Lett. 18, 559 (2021) G.A.Ososkov, Yu.V.Pyatkov, M.O.Rudenko Simulation and Analysis of the Properties of Linear Structures in the Mass Distribution of Nuclear Reaction Products by Machine Learning Methods
doi: 10.1134/S1547477121050083
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
2013VO03 Acta Phys.Pol. B44, 447 (2013) W.von Oertzen, Y.V.Pyatkov, D.Kamanin True Ternary Fission, Collinear Cluster Tri (CCT) Partition of 252Cf RADIOACTIVITY 252Cf(SF); measured ternary fission fragments. 4He, 10Be, 14C, 34Si, 48,50Ca, 60Cr, 82Ge; deduced fragment mass distributions. NUCLEAR REACTIONS 235U(n, F), E not given; measured reaction products; deduced fission product mass distribution.
doi: 10.5506/APhysPolB.44.447
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
2008KA45 Int.J.Mod.Phys. E17, 2250 (2008) D.V.Kamanin, Yu.V.Pyatkov, A.N.Tyukavkin, Yu.N.Kopatch Experimental evidences of clustering in low excited heavy nuclear systems
doi: 10.1142/S0218301308011434
2004PY01 Yad.Fiz. 67, 1754 (2004); Phys.Atomic Nuclei 67, 1726 (2004) Yu.V.Pyatkov, V.V.Pashkevich, W.H.Trzaska, G.G.Adamian, N.V.Antonenko, D.V.Kamanin, V.A.Maslov, V.G.Tishchenko, A.V.Unzhakova Nontrivial Manifestation of Clustering in Fission of Heavy Nuclei at Low and Middle Excitations NUCLEAR REACTIONS 233U(n, F), E=thermal; analyzed fission fragments total kinetic energy, charge, and mass distributions; deduced fine structure, cluster effects, related fission mechanism features.
doi: 10.1134/1.1806914
2003KA48 Yad.Fiz. 66, 1703 (2003); Phys.Atomic Nuclei 66, 1655 (2003) D.V.Kamanin, Yu.V.Pyatkov, E.A.Sokol, S.V.Mitrofanov, S.R.Yamaletdinov, V.G.Tishchenko, A.N.Tyukavkin, B.V.Florko, E.A.Kuznetsova, O.Yu.Gapienko Neutron Channel of the FOBOS Spectrometer for the Study of Spontaneous Fission
doi: 10.1134/1.1611577
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
2003TR13 Acta Phys.Hung.N.S. 18, 363 (2003) W.H.Trzaska, Yu.V.Pyatkov, V.A.Maslov, O.I.Osetrov, Yu.E.Penionzhkevich, V.G.Tishchenko, D.N.Vakhtin Manifestations of Clustering in Fission of Excited Actinides NUCLEAR REACTIONS 238U(p, F), E=20, 60 MeV; 238U(d, F), E=65 MeV; analyzed fission fragments mass distributions vs total kinetic energy; deduced fission mechanism features.
doi: 10.1556/APH.18.2003.2-4.43
2002HE26 Nucl.Phys. A712, 207 (2002) C.-M.Herbach, D.Hilscher, V.G.Tishchenko, P.Gippner, D.V.Kamanin, W.von Oertzen, H.-G.Ortlepp, Yu.E.Penionzhkevich, Yu.V.Pyatkov, G.Renz, K.D.Schilling, O.V.Strekalovsky, W.Wagner, V.E.Zhuchko Search for mass-symmetric ternary fission in the reactions 14N(53 AMeV) + 197Au and 232Th NUCLEAR REACTIONS 197Au, 232Th(14N, X), E=53 MeV/nucleon; measured binary and ternary fission fragment yields following incomplete fusion, fragment velocity correlations; deduced anisotropic contribution, stretched scission configuration. Coulomb trajectory calculations.
doi: 10.1016/S0375-9474(02)01242-3
2002PY02 Nucl.Instrum.Methods Phys.Res. A488, 381 (2002) Yu.V.Pyatkov, V.G.Tishchenko, V.V.Pashkevich, V.A.Maslov, D.V.Kamanin, I.V.Kljuev, W.H.Trzaska Manifestation of Fine Structures in the Fission Fragment Mass-Energy Distribution of the 233U(nth, f) Reaction NUCLEAR REACTIONS 233U(n, F), E=thermal; analyzed fission fragment mass and kinetic energy distributions; deduced fission modes, collective vibrations.
doi: 10.1016/S0168-9002(02)00441-2
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
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.
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
1997PY01 Nucl.Phys. A624, 140 (1997) Yu.V.Pyatkov, V.V.Pashkevich, Yu.E.Penionzhkevich, V.G.Tishchenko, A.V.Unzhakova, H.-G.Ortlepp, P.Gippner, C.-M.Herbach, W.Wagner Manifestation of Clustering in the 252Cf(sf) and 249Cd(n(th), f) Reactions RADIOACTIVITY 252Cf(SF); measured fission fragments mass, energy distributions; deduced clustering role in fission modes. 4π spectrometer. NUCLEAR REACTIONS 249Cf(n, F), E=thermal; measured fission fragments mass, energy distributions; deduced clustering role in fission modes. 4π spectrometer.
doi: 10.1016/S0375-9474(97)00417-X
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
1996PY01 Nucl.Phys. A611, 355 (1996) Yu.V.Pyatkov, G.G.Adamian, N.V.Antonenko, V.G.Tishchenko Cluster Approach to Description of Fission Modes NUCLEAR STRUCTURE 236U; calculated potential energy vs system half-length, fissioning nucleus. NUCLEAR REACTIONS 233U(n, F), E=thermal; calculated total kinetic energy-mass distribution fine structure for fission fragments. Bicluster mechanism of fission mode formation.
doi: 10.1016/S0375-9474(96)00389-2
1996PY02 Bull.Rus.Acad.Sci.Phys. 60, 1691 (1996) Yu.V.Pyatkov, A.V.Unzhakova, V.V.Pashkevich, V.G.Tishchenko Shape of 250,252Cf Nuclei in the Course of Fission from a Viewpoint of Geometrical Cluster Structure RADIOACTIVITY 250,252Cf(SF); calculated potential energy, deformation during fission; deduced clustering features. Strutinsky method.
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. 1994PY01 Yad.Fiz. 57, No 7, 1182 (1994); Phys.Atomic Nuclei 57, 1116 (1994) Yu.V.Pyatkov, R.A.Shekhmametev A Cluster Concept of the Multivalley Model of Fission NUCLEAR REACTIONS 235U(n, F), E=thermal; analyzed fission fragments isotopic distribution dispersion. 249Cf(n, F), E=thermal; analyzed fission fragment mass yields. Cluster concept of multi-valley fission model. RADIOACTIVITY 252Cf(SF); analyzed fission fragment mass yields. Cluster concept of multi-valley fission model.
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
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