NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = A.M.Gagarski Found 35 matches. 2023VO03 JETP Lett. 117, 557 (2023) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Measurement of the Cross Section for the Neutron-Induced Fission of 238U Nuclei in the Energy Range of 0.3-500 MeV NUCLEAR REACTIONS 235,238U(n, F), E=0.3-500 MeV; measured reaction products, TOF; deduced anisotropy of the angular distribution of fission fragments, ratio of the fission σ, fission σ and uncertainties. Comparison with ENDF/B-VIII.0 and EXFOR libraries. The time-of-flight spectrometer of the GNEIS neutron complex at the Petersburg Nuclear Physics Institute, National Research Center Kurchatov Institute based on the SC-1000 synchrocyclotron with a 1-GeV proton beam.
doi: 10.1134/S0021364023600787
2023VO04 Phys.Rev. C 108, 014621 (2023) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov, T.E.Kuzmina Measurement of the 236U fission cross section and angular distributions of fragments from fission of 235U and 236U in the neutron-energy range of 0.3-500 MeV NUCLEAR REACTIONS 235,236U(n, F), E=0.300-500 MeV; measured neutron time-of-flight spectrum, fission fragments, angular distributions; deduced fission fragment angular anisotropy, absolute fission σ(E) ratio 236U/235U, fission σ(E) of 236U. Comparison to other experimental results, theoretical calculations with modified TALYS-1.9 and ENDF/B-VIII.0, JEFF-3.3, JENDL-5, ROSFOND-2010, CENDL-3.2 evaluations. Fission events registered using the position-sensitive low pressure multiwire proportional counters (MWPCs) at the neutron complex GNEIS (NRC "Kurchatov institute"-PNPI, Gatchina).
doi: 10.1103/PhysRevC.108.014621
2022GU05 Phys.Atomic Nuclei 85, 17 (2022) I.S.Guseva, A.M.Gagarski, G.V.Valski, T.A.Zavarukhina, T.E.Kuzmina Detailed Investigation of Neutron-Neutron Angular Correlations in the Spontaneous Fission of 252Cf RADIOACTIVITY 252Cf(SF); measured decay products, En, In, n-n-coin.; deduced angular nn correlation versus the parameter of the neutron-emission anisotropy, angular dependence of the counting rate for nn coincidences. Comparison with calculations.
doi: 10.1134/S1063778821060077
2020BA28 Bull.Rus.Acad.Sci.Phys. 84, 397 (2020) A.L.Barabanov, A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene Theoretical Analysis of Experimental Data on the Angular Anisotropy of Fragments of Nuclear Fission Induced by Neutrons at Energies of up to 200 MeV
doi: 10.3103/S1062873820040036
2020SH30 Bull.Rus.Acad.Sci.Phys. 84, 1252 (2020) O.A.Shcherbakov, A.S.Vorobyev, A.M.Gagarski, L.A.Vaishnene Investigating the (n, γf) Reaction as a Way of Studying the Properties of Transitions between Highly Excited States in Heavy Nuclei NUCLEAR REACTIONS 235U, 239Pu(n, F), E=4-130 eV; measured fission products, Eγ, Iγ; deduced γ-ray multiplicities, widths. Comparison with theoretical calculations.
doi: 10.3103/S1062873820100214
2020VO11 Bull.Rus.Acad.Sci.Phys. 84, 1245 (2020) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov, T.E.Kuzmina Fragment-Emission Anisotropy in 232Th, 233U, 235U, 238U, 239Pu, 237Np, natPb, and 209Bi Fission Induced by Neutrons with Intermediate Energies of 1-200 MeV NUCLEAR REACTIONS 232Th, 233,235,238U, 239Pu, 237Np, Pb, 209Bi(n, F), E=1-200 MeV; analyzed available data; deduced fragment angular distributions, fragment-emission anisotropy.
doi: 10.3103/S1062873820100299
2020VO13 JETP Lett. 112, 323 (2020) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Measurement of the Angular Distributions of Fission Fragments from the Neutron-Induced Fission of 240Pu Nuclei in the Energy Range of 1-200 MeV and Their Model Analysis NUCLEAR REACTIONS 240Pu(n, F), E=1-200 MeV; measured reaction products; deduced angular distributions of fission fragments, angular anisotropy. Comparison with TALYS σ calculations, available data.
doi: 10.1134/S0021364020180125
2019VO12 JETP Lett. 110, 242 (2019) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Angular Distributions and Anisotropy of Fragments from the Neutron-Induced Fission of 237Np in the Energy Range of 1-200 MeV: Measurement Data and Model Calculations NUCLEAR REACTIONS 237Np(n, F), E=1-200 MeV; measured fission fragment products; deduced angular anisotropy of fragments. Comparison with TALYS calculations.
doi: 10.1134/s0021364019160124
2018GU14 Phys.Atomic Nuclei 81, 447 (2018) I.S.Guseva, A.M.Gagarski, V.E.Sokolov, G.A.Petrov, A.S.Vorobyev, G.V.Valsky, T.A.Zavarukhina Detailed Investigations of Neutron-Neutron Angular Correlations in Slow-Neutron-Induced Fission of 233U, 235U, and 239Pu NUCLEAR REACTIONS 233,235U, 239Pu(n, f), E=slow; measured fission neutrons En, In(θ, time), n-n-coin; deduced coincidences vs time interval, nn-coin σ (in relative units) using different values of neutron detection thresholds (Ethresh=490-2080 keV) for different scisssion component admixtures; compared with Monte Carlo simulations.
doi: 10.1134/S1063778818040051
2018VO07 JETP Lett. 107, 521 (2018) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Angular Distributions and Anisotropy of the Fragments from Neutron-Induced Fission of 239Pu and natPb in the Energy Range of 1-200 MeV NUCLEAR REACTIONS 239Pu, Pb(n, F), E=1-200 MeV; measured reaction products; deduced σ(θ). Comparison with EXFOR database.
doi: 10.1134/S0021364018090138
2018VO14 Bull.Rus.Acad.Sci.Phys. 82, 1240 (2018) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Angular Distribution and Anisotropy of Fission Fragments in Reactions Induced by Neutrons with Intermediate Energies of 1 to 200 MeV NUCLEAR REACTIONS 232Th, 233,235,238U, Pb, 209Bi(n, f), E=fission threshold - 200 MeV; measured fission fragments using ToF spectrometer with neutron source based on 1 GeV proton synchrocyclotron; deduced σ(θ), differences between results obtained in different works. Results for Pb and for 209Bi obtained for the first time.
doi: 10.3103/S1062873818100258
2018VO15 Bull.Rus.Acad.Sci.Phys. 82, 1245 (2018) A.S.Vorobyev, O.A.Shcherbakov, A.M.Gagarski, G.V.Valski, G.A.Petrov Angular and Energy Distributions of Prompt Fission Neutrons from the Thermal-Neutron Induced Fission of 233U, 235U, and 239Pu and the Spontaneous Fission of 252Cf using the model of neutron emission from fully accelerated fragments.
doi: 10.3103/S106287381810026X
2017VO12 J.Exper.Theo.Phys. 125, 619 (2017); Zh.Eksp.Teor.Fiz. 152, 730 (2017) A.S.Vorobyev, O.A.Shcherbakov, A.M.Gagarski, G.A.Petrov, G.V.Valski Experimental determination of the yield of "scission" neutrons from the spontaneous fission of 252Cf
doi: 10.1134/S1063776117080209
2016VO12 JETP Lett. 104, 365 (2016) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Angular distributions and anisotropy of the fragments from neutron-induced fission of 233U and 209Bi in the intermediate energy range of 1-200 MeV NUCLEAR REACTIONS 233U, 209Bi(n, F), E=1-200 MeV; measured reaction products, En, In; deduced σ(θ). Comparison with available data.
doi: 10.1134/S002136401618003X
2015VO14 JETP Lett. 105, 203 (2015) A.S.Vorobyev, A.M.Gagarski, O.A.Shcherbakov, L.A.Vaishnene, A.L.Barabanov Anisotropy of the fission fragments from neutron-induced fission in the intermediate energy range of 1-200 MeV NUCLEAR REACTIONS 232Th, 235,238U(n, F), E=1-200 MeV; measured fission fragments; deduced anisotropy of fission fragments. Comparison with available data.
doi: 10.1134/S0021364015160134
2010VA06 Bull.Rus.Acad.Sci.Phys. 74, 767 (2010); Izv.Akad.Nauk RAS, Ser.Fiz 74, 803 (2010) G.V.Valsky, A.M.Gagarski, I.S.Guseva, D.O.Krinitsin, G.A.Petrov, Yu.S.Pleva, V.E.Sokolov, V.I.Petrova, T.A.Zavarukhina, T.E.Kuzmina Shift in the angular distributions of γ quanta accompanying 235U fission by polarized thermal neutrons NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragments, Eγ, Iγ; deduced shift in γ-ray angular distribution.
doi: 10.3103/S1062873810060080
2008GA21 Bull.Rus.Acad.Sci.Phys. 72, 773 (2008) A.M.Gagarski, I.S.Guseva, V.E.Sokolov, G.V.Valski, G.A.Petrov, D.O.Krinitsin, D.V.Nikolaev, T.A.Zavarukhina, V.I.Petrova Neutron-neutron angular correlations in spontaneous fission of 252Cf RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, neutron yields and angular correlations. Comparisons with model calculations. NUCLEAR REACTIONS 235U(n, F), E=thermal; analyzed neutron-neutron angular correlations. Comparisons between experimental and theoretical results.
doi: 10.3103/S1062873808060130
2008PE20 Phys.Atomic Nuclei 71, 1137 (2008); Yad.Fiz. 71, 1165 (2008) G.A.Petrov, A.M.Gagarski, I.S.Guseva, V.E.Sokolov, G.V.Valski, A.S.Vorobiev, D.O.Krinitcin, O.A.Shcherbakov, D.V.Nikolaev, Yu.S.Pleva, V.I.Petrova, T.A.Zavarukhina Basic results of investigations of scission neutrons in nuclear fission at low excitation energies RADIOACTIVITY 252Cf(SF);measured correlated neutron time-of-flight spectra, En, σ(dθ);scintillation detectors, n-γ pulse shape discrimination. NUCLEAR REACTIONS 235U(n, f), E=thermal; measured correlated neutron time-of-flight spectra, En, σ(dθ), average E_n(θ), σ(dθ);neutron and gas-filled wire fission fragment detectors, n-γ pulse shape discrimination; comparison with isotropic emission model.
doi: 10.1134/S1063778808070028
2005JE04 Eur.Phys.J. A 24, 379 (2005) P.Jesinger, Yu.N.Kopatch, M.Mutterer, F.Gonnenwein, A.M.Gagarski, J.V.Kalben, V.Nesvizhevsky, G.A.Petrov, W.H.Trzaska, H.-J.Wollersheim New experimental studies on the quaternary fission of 233, 235U(nth, f) and 252Cf(sf) RADIOACTIVITY 252Cf(SF); measured Eα, light charged particle yields, spectra, coincidences from quaternary fission; deduced fission mechanism features. NUCLEAR REACTIONS 233,235U(n, F), E=thermal; measured Eα, light charged particle yields, spectra, coincidences from quaternary fission; deduced fission mechanism features.
doi: 10.1140/epja/i2005-10026-2
2005NE02 Eur.Phys.J. C 40, 479 (2005) V.V.Nesvizhevsky, A.K.Petukhov, H.G.Borner, T.A.Baranova, A.M.Gagarski, G.A.Petrov, K.V.Protasov, A.Yu.Voronin, S.Baessler, H.Abele, A.Westphal, L.Lucovac Study of the neutron quantum states in the gravity field
doi: 10.1140/epjc/s2005-02135-y
2004MU18 Nucl.Phys. A738, 122 (2004) M.Mutterer, Yu.N.Kopatch, P.Jesinger, A.M.Gagarski, F.Gonnenwein, J.v.Kalben, S.G.Khlebnikov, I.Kojouharov, E.Lubkiewicz, Z.Mezentseva, V.Nesvizhevsky, G.A.Petrov, H.Schaffner, H.Scharma, D.Schwalm, P.Thirolf, W.H.Trzaska, G.P.Tyurin, H.-J.Wollersheim Recent Experimental Studies on Particle-Accompanied Fission RADIOACTIVITY 252Cf(SF); measured light charged particle spectra, yields in particle-accompanied fission. NUCLEAR REACTIONS 233,235U(n, F), E=thermal; measured light charged particle spectra, yields in particle-accompanied fission.
doi: 10.1016/j.nuclphysa.2004.04.020
2003GO39 Acta Phys.Hung.N.S. 18, 419 (2003) F.Gonnenwein, P.Jesinger, M.Mutterer, W.H.Trzaska, G.A.Petrov, A.M.Gagarski, V.Nesvizhevsky, P.Geltenbort Quaternary Fission NUCLEAR REACTIONS 233,235U(n, F), E=thermal; measured ternary and quaternary fission light particle and fission fragment yields; deduced fission mechanism features.
doi: 10.1556/APH.18.2003.2-4.52
2003JE09 Acta Phys.Hung.N.S. 18, 415 (2003) P.Jesinger, F.Gonnenwein, M.Mutterer, A.M.Gagarski, G.A.Petrov, W.H.Trzaska, V.Nesvizhevsky, I.Kuznetsov, P.Geltenbort, S.V.Khlebnikov, G.P.Tiourin, A.V.Evsenin Correlations in Ternary Fission NUCLEAR REACTIONS 233U(polarized n, F), E=low; measured binary and ternary fission associated left-right asymmetry, triple correlation.
doi: 10.1556/APH.18.2003.2-4.51
2003NE10 Phys.Rev. D 67, 102002 (2003) V.V.Nesvizhevsky, H.G.Borner, A.M.Gagarski, A.K.Petoukhov, G.A.Petrov, H.Abele, S.Baessler, G.Divkovic, F.J.Ruess, Th.Stoferle, A.Westphal, A.V.Strelkov, K.V.Protasov, A.Yu.Voronin Measurement of quantum states of neutrons in the Earths's gravitational field
doi: 10.1103/PhysRevD.67.102002
2002JE06 Yad.Fiz. 65, 662 (2002); Phys.Atomic Nuclei 65, 630 (2002) P.Jesinger, A.Kotzle, F.Gonnenwein, M.Mutterer, J.von Kalben, G.V.Danilyan, V.S.Pavlov, G.A.Petrov, A.M.Gagarski, W.H.Trzaska, S.M.Soloviev, V.V.Nesvizhevsky, O.Zimmer Angular Correlations in Ternary Fission Induced by Polarized Neutrons NUCLEAR REACTIONS 233,235U(polarized n, F), E=low; measured Eα, α-particle and fission fragment angular correlations, triple correlation with beam polarization. Ternary fission.
doi: 10.1134/1.1471264
2000AL21 Yad.Fiz. 63, No 4, 598 (2000); Phys.Atomic Nuclei 63, 539 (2000) V.P.Alfimenkov, A.N.Chernikov, A.M.Gagarsky, S.P.Golosovskaya, I.S.Guseva, I.S.Krasnoschokova, L.Lason, Yu.D.Mareev, V.V.Novitsky, G.A.Petrov, V.I.Petrova, A.K.Petukhov, L.B.Pikelner, Yu.S.Pleva, V.E.Sokolov, M.I.Tsulaya, V.M.Tsulaia Investigation of Parity Violation and Interference Effects in the Angular Distributions of Fragments Originating from 233U Fission Induced by Resonance Neutrons NUCLEAR REACTIONS 233U(polarized n, F), E=0.02-70 eV; measured fission fragment σ(θ), asymmetry parameters; deduced p-wave resonance parameters.
doi: 10.1134/1.855664
2000DA25 Yad.Fiz. 63, No 9, 1759 (2000); Phys.Atomic Nuclei 63, 1671 (2000) G.V.Danilyan, A.M.Fedorov, A.M.Gagarski, F.Goennenwein, P.Jesinger, J.von Kalben, A.Kotzle, E.I.Korobkina, I.T.Krasnoshchekova, M.Mutterer, V.V.Nesvizhevsky, S.R.Neumaier, Yu.B.Novozhilov, V.S.Pavlov, G.A.Petrov, V.I.Petrova, S.M.Solovyev, W.H.Trzaska, O.Zimmer Left-Right Asymmetry of the Angular Distribution of Long-Range Alpha Particles from Ternary 235U Fission Induced by Cold Polarized Neutrons NUCLEAR REACTIONS 233,235U(polarized n, F), E=0.0017 eV; measured (fragment)α-coin following ternary fission, α angular distribution, correlation coefficient. Effect of nuclear resonances discussed.
doi: 10.1134/1.1312903
2000GA43 Pisma Zh.Eksp.Teor.Fiz. 72, 416 (2000); JETP Lett. 72, 286 (2000) A.M.Gagarski, G.V.Valsky, G.A.Petrov, Yu.E.Loginov, V.E.Bunakov, I.S.Guseva, V.I.Petrova, T.A.Zavarukhina Triple Correlation in the 10B(n, αγ)7Li Reaction NUCLEAR REACTIONS 10B(polarized n, α), E=thermal; calculated αγ correlation parameters, time reversal invariance related features.
doi: 10.1134/1.1328438
2000JE02 Nucl.Instrum.Methods Phys.Res. A440, 618 (2000) P.Jesinger, A.Kotzle, A.M.Gagarski, F.Gonnenwein, G.Danilyan, V.S.Pavlov, V.B.Chvatchkin, M.Mutterer, S.R.Neumaier, G.A.Petrov, V.I.Petrova, V.Nesvizhevsky, O.Zimmer, P.Geltenbort, K.Schmidt, K.Korobkina Observation of a Triple Correlation in Ternary Fission: Is time reversal invariance violated ? NUCLEAR REACTIONS 233U(polarized n, F), E=reactor; measured ternary particle, fission fragment correlations; deduced possible time reversal asymmetry features.
doi: 10.1016/S0168-9002(99)01051-7
2000KO05 Nucl.Instrum.Methods Phys.Res. A440, 750 (2000) A.Kotzle, P.Jesinger, F.Gonnenwein, G.A.Petrov, V.I.Petrova, A.M.Gagarski, G.Danilyan, O.Zimmer, V.Nesvizhevsky Parity Nonconservation in Nuclear Fission: Does it depend on fragment mass/energy ? NUCLEAR REACTIONS 233U(polarized n, F), E=low; measured fission fragments mass, angular distributions, kinetic energy; deduced parity nonconservation asymmetry coefficient.
doi: 10.1016/S0168-9002(99)01076-1
1999AL02 Nucl.Phys. A645, 31 (1999) V.P.Alfimenkov, A.N.Chernikov, L.Lason, Yu.D.Mareev, V.V.Novitsky, L.B.Pikelner, V.R.Skoy, M.I.Tsulaya, A.M.Gagarsky, I.S.Guseva, S.P.Golosovskaya, I.A.Krasnoschokova, A.M.Morozov, G.A.Petrov, V.I.Petrova, A.K.Petukhov, Yu.S.Pleva, V.E.Sokolov, G.V.Valsky, S.M.Soloviev Investigations of Parity Violation and Interference Effects in 235U Fission Induced by Resonance Neutrons NUCLEAR REACTIONS 235U(n, F), (polarized n, F), E=0.02-90 eV; measured fission fragment σ(θ); deduced P-odd and P-even asymmetry coefficients, p-resonances parameters.
doi: 10.1016/S0375-9474(98)00577-6
1999JE08 Yad.Fiz. 62, No 9, 1723 (1999); Phys.Atomic Nuclei 62, 1608 (1999) P.Jesinger, G.V.Danilyan, A.M.Gagarsky, P.Geltenbort, F.Goennenwein, A.Kotzle, E.I.Korobkina, M.Mutterer, V.Nesvizhevsky, S.R.Neumaier, V.S.Pavlov, G.A.Petrov, V.I.Petrova, K.Schmidt, V.B.Shvachkin, O.Zimmer Interference Effect in the Angular Distribution of Outgoing Particles in Ternary Fission Induced by Cold Polarized Neutrons NUCLEAR REACTIONS 233U(polarized n, F), E=low; measured (fragment)α-coin following ternary fission; deduced asymmetry factor, interference effect.
1995AL26 Yad.Fiz. 58, No 5, 799 (1995); Phys.Atomic Nuclei 58, 737 (1995) V.P.Alfimenkov, G.V.Valsky, A.M.Gagarsky, B.Geltenborg, I.S.Guseva, J.Last, G.A.Petrov, A.K.Petukhov, L.B.Pikelner, Yu.S.Pleva, V.E.Sokolov, V.I.Furman, K.Schreckenbach, O.A.Shcherbakov Interference Effects in the Angular Distributions of Fragments of Heavy-Nucleus Fission Induced by Thermal and Resonance Neutrons NUCLEAR REACTIONS 229Th, 239,241Pu, 233,235U, 241Am, 245Cm(polarized n, F), E=cold; 233,235U, 239Pu(polarized n, F), E=slow; analyzed P-odd, P-even asymmetry data following fission. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset41174. 1994AL05 Nucl.Phys. A567, 541 (1994) A.Ya.Aleksandrovich, A.M.Gagarsky, I.A.Krasnoschokova, G.A.Petrov, V.I.Petrova, A.K.Petukhov, Yu.S.Pleva, P.Geltenbort, J.Last, K.Schreckenbach New Observation of Space-Parity Violation in Neutron-Induced Fission of 229Th, 241Pu and 241Am NUCLEAR REACTIONS 229Th, 233U, 237Np, 241Pu, 241Am(polarized n, F), E=cold; measured fission fragment σ(θ); deduced parity violating asymmetry coefficients.
doi: 10.1016/0375-9474(94)90023-X
1991GA24 Pisma Zh.Eksp.Teor.Fiz. 54, 9 (1991); JETP Lett.(USSR) 54, 7 (1991) A.M.Gagarsky, S.P.Golosovskaya, A.B.Laptev, G.A.Petrov, A.K.Petukhov, Yu.S.Pleva, V.E.Sokolov, O.A.Shcherbakov Properties of p Resonances in the Fission of 235U by Neutrons with Energies of 1-136 eV NUCLEAR REACTIONS 235U(n, F), E=1-136 eV; measured fission fragment asymmetry. 236U deduced p-wave resonance effective parameters.
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