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NSR database version of April 11, 2024.

Search: Author = Y.Parfenova

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2023NI06      Nucl.Instrum.Methods Phys.Res. B541, 121 (2023)

E.Yu.Nikolskii, I.A.Muzalevskii, S.A.Krupko, A.A.Bezbakh, V.Chudoba, S.G.Belogurov, D.Biare, A.S.Fomichev, E.M.Gazeeva, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, M.Khirk, O.Kiselev, D.A.Kostyleva, M.Yu.Kozlov, B.Mauyey, I.Mukha, Yu.L.Parfenova, A.M.Quynh, V.N.Schetinin, A.Serikov, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, G.M.Ter-Akopian, R.Wolski, M.V.Zhukov

Study of proton and deuteron pickup reactions (d, 3He), (d, 4He) with 8He and 10Be radioactive beams at ACCULINNA-2 fragment separator

NUCLEAR REACTIONS 2H(10B, 3He), (10B, α), E=42 MeV/nucleon; measured reaction products. 6,7H; deduced excitation and missing mass spectra. Comparison with with Monte Carlo calculations. The ACCULINNA-2 fragment separator.

doi: 10.1016/j.nimb.2023.05.043
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2023NI12      Phys.Atomic Nuclei 86, 923 (2023)

E.Yu.Nikolskii, S.A.Krupko, I.A.Muzalevskii, A.A.Bezbakh, R.Wolski, C.Yuan, S.G.Belogurov, D.Biare, V.Chudoba, A.S.Fomichev, E.M.Gazeeva, M.S.Golovkov, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, M.Khirk, O.Kiselev, D.A.Kostyleva, B.Mauyey, I.Mukha, Yu.L.Parfenova, A.M.Quynh, S.I.Sidorchuk, P.G.Sharov, N.B.Shulgina, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, G.M.Ter-Akopian

Study of Proton and Deuteron Pickup Reactions 2H(10Be, 3He)9Li and 2H(10Be, α)8Li with 44 A MeV 10Be Radioactive Beam at ACCULINNA-2 Fragment Separator

NUCLEAR REACTIONS 2H(10Be, 3He), (10Be, α), E=42 MeV/nucleon; measured reaction products; deduced σ(θ), J, π, spectroscopic factors, clustering. Comparison with the FRESCO calculations. The new fragment separator ACCULINNA-2, the Flerov Laboratory of Nuclear Reactions (JINR).

doi: 10.1134/S1063778824010381
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2022NI08      Phys.Rev. C 105, 064605 (2022)

E.Yu.Nikolskii, I.A.Muzalevskii, A.A.Bezbakh, V.Chudoba, S.A.Krupko, S.G.Belogurov, D.Biare, A.S.Fomichev, E.M.Gazeeva, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, M.Khirk, O.Kiselev, D.A.Kostyleva, M.Yu.Kozlov, B.Mauyey, I.Mukha, Yu.L.Parfenova, W.Piatek, A.M.Quynh, V.N.Schetinin, A.Serikov, S.I.Sidorchuk, P.G.Sharov, N.B.Shulgina, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, P.Szymkiewicz, G.M.Ter-Akopian, R.Wolski, B.Zalewski, M.V.Zhukov

6H states studied in the 2H(8He, 4He) reaction and evidence of an extremely correlated character of the 5H ground state

NUCLEAR REACTIONS 2H(8He, α)6H, E=26 MeV/nucleon, [secondary 8He beam produced in 9Be(11B, X), E=33.4 MeV/nucleon reaction, fragments separated using ACCULINNA-2 separator at FLNR-JINR-Dubna facility]; measured reaction products, Eα, Iα, neutrons, α(3H)-coin, α(3H)n-coin, angular distributions and TOF using ΔE-E-E telescopes of CsI(Tl) scintillators, position-sensitive chambers, and a neutron wall of 48 stilbene-crystal modules; analyzed resonance energy profiles and the momentum distributions of fragments of the sequential 6H to 5H(g.s.)+n to 3H+3n decay by direct four-body-decay and sequential-emission mechanisms; deduced missing mass spectrum, evidence for dineutron correlations in the decay of 5H g.s. 6H; deduced broad resonant states, widths, decay modes of resonances, energy distributions of 3H fragments and neutrons emitted by 6H states, differential cross section, no evidence for a 2.6-2.9 MeV resonance reported earlier; discussed energy of the ground state of 6H with no definite conclusion. Monte Carlo simulations. 2H(10Be, α)8Li, E=42 MeV/nucleon; reaction used for calibration of 6H spectrum.

doi: 10.1103/PhysRevC.105.064605
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2021MU04      Phys.Rev. C 103, 044313 (2021)

I.A.Muzalevskii, A.A.Bezbakh, E.Yu.Nikolskii, V.Chudoba, S.A.Krupko, S.G.Belogurov, D.Biare, A.S.Fomichev, E.M.Gazeeva, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, O.Kiselev, D.A.Kostyleva, M.Yu.Kozlov, B.Mauyey, I.Mukha, Yu.L.Parfenova, W.Piatek, A.M.Quynh, V.N.Schetinin, A.Serikov, S.I.Sidorchuk, P.G.Sharov, N.B.Shulgina, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, P.Szymkiewicz, G.M.Ter-Akopian, R.Wolski, B.Zalewski, M.V.Zhukov

Resonant states in 7H: Experimental studies of the 2H(8He, 3He) reaction

NUCLEAR REACTIONS 2H(8He, 3He)7H, E=26 MeV/nucleon; 2H(10Be, 3He)9Li, [secondary 8He and 10Be beams from 9Be(11B, X), E=33.4 MeV/nucleon, and 9Be(15N, X), E=49.7 MeV/nucleon, respectively, followed by fragment separation by ACCULINNA-2 fragment separator at the U-400M cyclotron of FLNR, JINR, Dubna]; measured recoil 3He particles, (3He)(3H)- and (3He)n-coin using two identical ΔE-E-E single-sided silicon-detector telescopes for 3He, a square array of 16 CsI(Tl) crystals for tritons from the decay of 7H, and a neutron spectrometer of 48 organic scintillator modules for the (10Be, 3He) reaction. 7H; deduced missing mass spectra, center-of-mass angular distributions, levels, resonances, J, π, widths. 9Li; deduced excitation spectrum. Comparison with previous experimental results. Angular distributions analyzed using DWBA/FRESCO calculations.

doi: 10.1103/PhysRevC.103.044313
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2020BE01      Phys.Rev.Lett. 124, 022502 (2020)

A.A.Bezbakh, V.Chudoba, S.A.Krupko, S.G.Belogurov, D.Biare, A.S.Fomichev, E.M.Gazeeva, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, O.A.Kiselev, D.A.Kostyleva, M.Y.Kozlov, B.Mauyey, I.Mukha, I.A.Muzalevskii, E.Y.Nikolskii, Y.L.Parfenova, W.Piatek, A.M.Quynh, V.N.Schetinin, A.Serikov, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, P.Szymkiewicz, G.M.Ter-Akopian, R.Wolski, B.Zalewski, M.V.Zhukov

Evidence for the First Excited State of 7H

NUCLEAR REACTIONS 2H(8He, 3He)7H, E=26 MeV/nucleon; measured reaction products; deduced missing mass spectrum, σ(θ), level energies, J, π. Comparison with systematics.

doi: 10.1103/physrevlett.124.022502
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2020BE13      Bull.Rus.Acad.Sci.Phys. 84, 491 (2020)

A.A.Bezbakh, S.G.Belogurov, D.Biare, V.Chudoba, A.S.Fomichev, E.M.Gazeeva, M.S.Golovkov, A.V.Gorshkov, G.Kaminski, S.A.Krupko, B.Mauyey, I.A.Muzalevskii, E.Yu.Nikolskii, Yu.L.Parfenova, W.Piatek, A.M.Quynh, A.Serikov, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, P.Szymkiewicz, G.M.Ter-Akopian, R.Wolski, B.Zalewski

Study of 10Li Low Energy Spectrum in the 2H(9Li, p) Reaction

doi: 10.3103/S1062873820040048
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2020MU10      Bull.Rus.Acad.Sci.Phys. 84, 500 (2020)

I.A.Muzalevskii, V.Chudoba, S.G.Belogurov, A.A.Bezbakh, D.Biare, A.S.Fomichev, S.A.Krupko, E.M.Gazeeva, M.S.Golovkov, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, O.Kiselev, D.A.Kostyleva, M.Yu.Kozlov, B.Mauyey, I.Mukha, E.Yu.Nikolskii, Yu.L.Parfenova, W.Piatek, A.M.Quynh, V.N.Schetinin, A.Serikov, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, S.V.Stepantsov, A.Swiercz, P.Szymkiewicz, G.M.Ter-Akopian, R.Wolski, B.Zalewski

Detection of the Low Energy Recoil 3He in the Reaction 2H(8He, 3He)7H

doi: 10.3103/S106287382004019X
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2019CH29      Bull.Rus.Acad.Sci.Phys. 83, 392 (2019)

V.Chudoba, L.V.Grigorenko, A.S.Fomichev, A.A.Bezbakh, I.A.Egorova, S.N.Ershov, A.V.Gorshkov, V.A.Gorshkov, G.Kaminski, S.A.Krupko, I.Mukha, E.Yu.Nikolskii, Yu.L.Parfenova, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, L.Standylo, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski, M.V.Zhukov

Detailed Study of External Correlations in the Low-Energy Spectrum of Beryllium-6

doi: 10.3103/S1062873819040142
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2019FO14      Bull.Rus.Acad.Sci.Phys. 83, 385 (2019)

A.S.Fomichev, A.A.Bezbakh, S.G.Belogurov, R.Wolski, E.M.Gazeeva, A.V.Gorshkov, L.V.Grigorenko, B.Zalewski, G.Kaminski, S.A.Krupko, I.A.Muzalevskii, E.Yu.Nikolskii, Yu.L.Parfenova, S.I.Sidorchuk, R.S.Slepnev, G.M.Ter-Akopian, V.Chudoba, P.G.Sharov

The First Experiments with the New ACCULINNA-2 Fragment Separato

doi: 10.3103/S1062873819040105
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2018CH56      Phys.Rev. C 98, 054612 (2018)

V.Chudoba, L.V.Grigorenko, A.S.Fomichev, A.A.Bezbakh, I.A.Egorova, S.N.Ershov, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, G.Kaminski, S.A.Krupko, I.Mukha, E.Yu.Nikolskii, Yu.L.Parfenova, S.I.Sidorchuk, P.G.Sharov, R.S.Slepnev, L.Standylo, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski, M.V.Zhukov

Three-body correlations in direct reactions: Example of 6Be populated in the (p, n) reaction

NUCLEAR REACTIONS 1H(6Li, 6Be), E=47 MeV/nucleon; measured Eα, Iα, E(p), I(p), αp- and pp-coin, p(θ) and α(θ), differential σ(E) of channels populating g.s. and first 2+ state in 6Be, angular kinetic energy distributions of 6Be decay using two annular telescopes of position-sensitive silicon detectors with CsI(Tl) crystal arrays for particle detection using the U-400M cyclotron and ACCULINNA facility at the FLNR-JINR facility. 6Be; deduced integral invariant mass spectrum, density matrix spin structure for the 2+ state, energy distributions for the α+p+p decay of the 6Be continuum. Monte Carlo simulations. Relevance to high-statistics few-body correlation data to extract detailed information on the reaction mechanism.

doi: 10.1103/PhysRevC.98.054612
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2018PA34      Acta Phys.Pol. B49, 495 (2018)

Yu.L.Parfenova

Study of Exotic Nuclei in the Flerov Laboratory of Nuclear Reactions at Joint Institute for Nuclear Research

doi: 10.5506/aphyspolb.49.495
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2018PA43      Phys.Rev. C 98, 034608 (2018)

Yu.L.Parfenova, L.V.Grigorenko, I.A.Egorova, N.B.Shulgina, J.S.Vaagen, M.V.Zhukov

From Coulomb excitation cross sections to nonresonant astrophysical rates in three-body systems: The 17Ne case

NUCLEAR REACTIONS C, Si, Pb(17Ne, X), E=500 MeV/nucleon; calculated σ, and 17Ne E1 strength function extrapolated to astrophysical energies, eikonal model cross sections of the nuclear, E1 nuclear, and E1 Coulomb dissociation on Pb target, EMD cross sections. 15O(2p, γ)17Ne, T9=0.02-10; calculated astrophysical non-resonant radiative capture rate. Three-body hyperspherical harmonic (HH) method. Comparison with experimental data.

doi: 10.1103/PhysRevC.98.034608
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2017RY01      Acta Phys.Pol. B48, 683 (2017)

S.A.Rymzhanova, L.V.Grigorenko, I.A.Egorova, A.G.Knyazev, Y.L.Parfenova, P.G.Sharov

Three-body Correlations Data Analysis Through Monte Carlo Simulation in Decay of 10He

NUCLEAR REACTIONS 3H(8He, p)10He, E*=0-8 MeV. 10He; calculated neutron halo nucleus three-body decay (2n plus 8He) corresponding to 0+, 1- and 2+ states - 10He angular correlations, energy distribution between the neutron pair using TEG-DDR Monte Carlo event generator simulations. Compared with published data.

doi: 10.5506/APhysPolB.48.683
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2017SH29      Phys.Rev. C 96, 025807 (2017)

P.G.Sharov, A.S.Fomichev, A.A.Bezbakh, V.Chudoba, I.A.Egorova, M.S.Golovkov, T.A.Golubkova, A.V.Gorshkov, L.V.Grigorenko, G.Kaminski, A.G.Knyazev, S.A.Krupko, M.Mentel, E.Yu.Nikolskii, Yu.L.Parfenova, P.Pluchinski, S.A.Rymzhanova, S.I.Sidorchuk, R.S.Slepnev, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski

Search for 2p decay of the first excited state of 17Ne

NUCLEAR REACTIONS 1H(18Ne, d), E=35 MeV/nucleon, [18Ne secondary beam from 9Be(20Ne, X), E=53 MeV/nucleon primary reaction]; measured deuterons, dpp-coin, time-of-flight, energy loss, missing mass and excitation energy spectra of 17Ne at Flerov Laboratory of Nuclear Reactions at JINR-Dubna. 17Ne; deduced level, upper limit of 2p-decay branch (Γ2pγ) of the first excited state of 17Ne and comparison with theoretical predictions.

doi: 10.1103/PhysRevC.96.025807
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014BR19      Phys.Rev.Lett. 113, 232501 (2014)

K.W.Brown, R.J.Charity, L.G.Sobotka, Z.Chajecki, L.V.Grigorenko, I.A.Egorova, Yu.L.Parfenova, M.V.Zhukov, S.Bedoor, W.W.Buhro, J.M.Elson, W.G.Lynch, J.Manfredi, D.G.McNeel, W.Reviol, R.Shane, R.H.Showalter, M.B.Tsang, J.R.Winkelbauer, A.H.Wuosmaa

Observation of Long-Range Three-Body Coulomb Effects in the Decay of 16Ne

RADIOACTIVITY 16Ne(2p) [from Be(17Ne, X), E=57.6 MeV/nucleon]; measured decay products, Ep, Ip; deduced resonance width limit, correlations between the momenta of the three decay products, dependence on the long-range nature of the Coulomb interaction. Comparison with theoretical calculations, available data.

doi: 10.1103/PhysRevLett.113.232501
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2014MA26      Acta Phys.Pol. B45, 229 (2014)

J.Marganiec, F.Wamers, F.Aksouh, Y.Aksyutina, H.Alvarez-Pol, T.Aumann, S.Beceiro, C.Bertulani, K.Boretzky, M.J.G.Borge, M.Chartier, A.Chatillon, L.Chulkov, D.Cortina-Gil, I.Egorova, H.Emling, O.Ershova, C.Forssen, L.M.Fraile, H.Fynbo, D.Galaviz, H.Geissel, L.Grigorenko, M.Heil, D.H.H.Hoffmann, J.Hoffmann, H.Johansson, B.Jonson, M.Karakoc, C.Karagiannis, O.Kiselev, J.V.Kratz, R.Kulessa, N.Kurz, C.Langer, M.Lantz, K.Larsson, T.Le Bleis, R.Lemmon, Yu.A.Litvinov, K.Mahata, C.Muntz, T.Nilsson, C.Nociforo, G.Nyman, W.Ott, V.Panin, Yu.Parfenova, S.Paschalis, A.Perea, R.Plag, R.Reifarth, A.Richter, K.Riisager, C.Rodriguez-Tajes, D.Rossi, G.Schrieder, N.Shulgina, H.Simon, J.Stroth, K.Summerer, J.Taylor, O.Tengblad, E.Tengborn, H.Weick, M.Wiescher, C.Wimmer, M.Zhukov

Study of the 15O(2p, γ)17Ne Cross Section by Coulomb Dissociation of 17Ne for the rp Process of Nucleosynthesis

NUCLEAR REACTIONS Pb(17Ne, 2p)15O, E=500 MeV/nucleon; measured reaction products, Eγ, Iγ, Ep, Ip; deduced σ, σ(E), resonances. Comparison with theoretical calculations, R3BROOT package.

doi: 10.5506/APhysPolB.45.229
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2013SI09      Bull.Rus.Acad.Sci.Phys. 77, 355 (2013); Izv.Akad.Nauk RAS, Ser.Fiz 77, 398 (2013)

S.I.Sidorchuk, A.A.Bezbakh, R.Wolski, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, L.V.Grigorenko, I.A.Egorova, G.Kaminski, S.A.Krupko, E.A.Kuzmin, E.Yu.Nikolskii, Yu.Ts.Oganessian, Yu.L.Parfenova, R.S.Slepnev, S.V.Stepantsov, G.M.Ter-Akopian, A.S.Fomichev, V.Chudoba, P.G.Sharov, P.Jaluvkova

Correlation Investigations of the Low-Energy 10He Spectrum

NUCLEAR REACTIONS 3H(8He, p), E=21.5 MeV/nucleon; measured reaction products, Ep, Ip; deduced missing mass spectrum, J, π of excited states. Comparison with available data.

doi: 10.3103/S1062873813040278
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2012FO02      Phys.Lett. B 708, 6 (2012)

A.S.Fomichev, V.Chudoba, I.A.Egorova, S.N.Ershov, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, L.V.Grigorenko, G.Kaminski, S.A.Krupko, I.G.Mukha, Yu.L.Parfenova, S.I.Sidorchuk, R.S.Slepnev, L.Standylo, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski, M.V.Zhukov

Isovector soft dipole mode in 6Be

NUCLEAR REACTIONS 1H(6Li, 6Be), E=47 MeV/nucleon; measured reaction products. 6Be; deduced σ(θ), J, π, population of continuum states by detecting α+p+p coincidences, negative parity states, isovector soft dipole mode associated with the 6Li ground state. Comparison with Monte-Carlo calculations.

doi: 10.1016/j.physletb.2012.01.004
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0935. Data from this article have been entered in the XUNDL database. For more information, click here.


2012FO24      J.Phys.:Conf.Ser. 337, 012025 (2012)

A.S.Fomichev, G.M.Ter-Akopian, A.A.Bezbakh, V.Chudoba, A.V.Daniel, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, L.V.Grigorenko, G.Kaminski, S.A.Krupko, Y.Ts.Oganessian, Y.L.Parfenova, S.I.Sidorchuk, R.S.Slepnev, L.Standylo, S.V.Stepantsov, R.Wolski, S.N.Ershov, V.K.Lukyanov, B.V.Danilin, A.A.Korsheninnikov, V.Z.Goldberg, M.Pfutzner, I.G.Mukha, H.Simon, O.B.Tarasov, N.K.Timofeyuk, M.V.Zhukov

Status of the ACCULINNA-2 project at FLNR

doi: 10.1088/1742-6596/337/1/012025
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2012SI07      Phys.Rev.Lett. 108, 202502 (2012)

S.I.Sidorchuk, A.A.Bezbakh, V.Chudoba, I.A.Egorova, A.S.Fomichev, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, L.V.Grigorenko, P.Jaluvkova, G.Kaminski, S.A.Krupko, E.A.Kuzmin, E.Yu.Nikolskii, Yu.Ts.Oganessian, Yu.L.Parfenova, P.G.Sharov, R.S.Slepnev, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski, A.A.Yukhimchuk, S.V.Filchagin, A.A.Kirdyashkin, I.P.Maksimkin, O.P.Vikhlyantsev

Structure of 10He Low-Lying States Uncovered by Correlations

NUCLEAR REACTIONS 3H(8He, p), E=21.5 MeV/nucleon; measured reaction products, Ep, Ip. 10He; deduced σ, ground and low-lying state energies, J, π, resonance width. Comparison with available data.

doi: 10.1103/PhysRevLett.108.202502
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2011FO08      Int.J.Mod.Phys. E20, 1491 (2011)

A.S.Fomichev, I.G.Mukha, S.V.Stepantsov, L.V.Grigorenko, E.V.Litvinova, V.Chudoba, I.A.Egorova, M.S.Golovkov, A.V.Gorshkov, V.A.Gorshkov, G.Kaminski, S.A.Krupko, Yu.L.Parfenova, S.I.Sidorchuk, R.S.Slepnev, G.M.Ter-Akopian, R.Wolski, M.V.Zhukov

Lifetime of 26S and a limit for its 2p decay energy

NUCLEAR STRUCTURE 24,26S, 25P; calculated ground state function width, T1/2, energies and charge radii, pairing gap. RMF approach, three-cluster decay model.

RADIOACTIVITY 25P(p), 26S(2p) [from Be(32S, X)26S/25P, E=50.3 MeV/nucleon]; measured reaction products, TOF, Ep, Ip; deduced yields, T1/2 limits. Comparison with other data.

doi: 10.1142/S0218301311018216
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2011RO21      Phys.Rev. C 83, 064313 (2011)

C.Rodriguez-Tajes, D.Cortina-Gil, H.Alvarez-Pol, T.Aumann, E.Benjamim, J.Benlliure, M.J.G.Borge, M.Caamano, E.Casarejos, A.Chatillon, L.V.Chulkov, K.Eppinger, T.Faestermann, M.Gascon, H.Geissel, R.Gernhauser, B.Jonson, R.Kanungo, R.Krucken, T.Kurtukian, K.Larsson, P.Maierbeck, T.Nilsson, C.Nociforo, Yu.Parfenova, C.Pascual-Izarra, A.Perea, D.Perez-Loureiro, A.Prochazka, S.Schwertel, H.Simon, K.Summerer, O.Tengblad, H.Weick, M.Winkler, M.V.Zhukov

Structure of 22N and the N=14 subshell

NUCLEAR REACTIONS 9Be(18N, 17N), (19N, 18N), (20N, 19N), (21N, 20N), (22N, 21N), E<700 MeV/nucleon, [secondary N beams from Be(40Ar, X), E=700 MeV/nucleon primary reaction]; analyzed cross sections, contribution of core configurations longitudinal momentum distributions of fragments in the eikonal Glauber model. 22N; deduced ground-state configuration and halo structure.

doi: 10.1103/PhysRevC.83.064313
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2010FO03      Phys.Atomic Nuclei 73, 1317 (2010)

O.V.Fotina, V.L.Kravchuk, S.Barlini, F.Gramegna, D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, O.A.Yuminov, M.Bruno, M.D'Agostino, G.Casini, O.Wieland, A.Bracco, F.Camera

Double-differential spectra of the secondary particles in the frame of pre-equilibrium model

NUCLEAR REACTIONS 116Sn(16O, X)1NN/1H/4He, E=130, 250 MeV;analyzed experimental data on σ(θ, E). Pre-equilibrium model.

doi: 10.1134/S1063778810080053
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2006PA35      Phys.Rev. C 74, 054607 (2006)

Y.L.Parfenova, M.V.Zhukov

Theoretical study of one-proton removal from 15O

NUCLEAR REACTIONS Be(15O, 14NX), E=56 MeV/nucleon; calculated interaction and proton removal σ, longitudinal momentum distribution. Glauber model, eikonal approximation, comparison with data.

doi: 10.1103/PhysRevC.74.054607
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2005GR11      Phys.Rev. C 71, 051604 (2005)

L.V.Grigorenko, Yu.L.Parfenova, M.V.Zhukov

Possibility to study a two-proton halo in 17Ne

NUCLEAR STRUCTURE 17N, 17Ne; calculated level energies, radii, transitions B(E2). 6He, 17Ne; calculated core and valence particle momentum distributions, halo features.

NUCLEAR REACTIONS Be, C(17Ne, 15OX), E=66, 710 MeV/nucleon; calculated two-proton removal σ. Be, C(p, X), (15O, X), (17Ne, X), E=66, 710 MeV; calculated σ.

doi: 10.1103/PhysRevC.71.051604
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2005PA49      Phys.Rev. C 72, 024312 (2005)

Y.Parfenova, Ch.Leclercq-Willain

Hyperfine anomaly in Be isotopes in the cluster model and the neutron spatial distribution

NUCLEAR MOMENTS 9,11Be; calculated hfs anomaly, radii. Relationship between hfs anomaly and halo structure discussed.

doi: 10.1103/PhysRevC.72.024312
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2005PA65      Phys.Rev. C 72, 054304 (2005)

Y.L.Parfenova, Ch.Leclercq-Willain

Hyperfine anomaly in Be isotopes and the neutron spatial distribution: A three-cluster model for 9Be

NUCLEAR MOMENTS 9Be; calculated hfs anomaly, radius; deduced sensitivity to neutron distribution and cluster structure. Three-cluster model.

doi: 10.1103/PhysRevC.72.054304
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2003CO06      Nucl.Phys. A720, 3 (2003)

D.Cortina-Gil, J.Fernandez-Vazquez, F.Attallah, T.Baumann, J.Benlliure, M.J.G.Borge, L.Chulkov, C.Forssen, L.M.Fraile, H.Geissel, J.Gerl, K.Itahashi, R.Janik, B.Jonson, S.Karlsson, H.Lenske, S.Mandal, K.Markenroth, M.Meister, M.Mocko, G.Munzenberg, T.Ohtsubo, A.Ozawa, Yu.Parfenova, V.Pribora, A.Richter, K.Riisager, R.Schneider, H.Scheit, G.Schrieder, N.Shulgina, H.Simon, B.Sitar, A.Stolz, P.Strmen, K.Summerer, I.Szarka, S.Wan, H.Weick, M.V.Zhukov

Nuclear and Coulomb breakup of 8B

NUCLEAR REACTIONS C, Pb(8B, p7Be), E=936 MeV/nucleon; measured fragments longitudinal momentum distributions, one-proton removal σ, Eγ, Iγ. 7Be deduced transition. 8B deduced core-excited component of ground state. Comparisons with model predictions.

doi: 10.1016/S0375-9474(03)00671-7
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2003ME16      Nucl.Phys. A718, 431c (2003)

M.Meister, D.Cortina-Gil, J.Fernandez-Vazquez, K.Markenroth, F.Attallah, T.Baumann, J.Benlliure, M.J.G.Borge, L.V.Chulkov, U.Datta Pramanik, C.Forssen, L.M.Fraile, H.Geissel, J.Gerl, F.Hammache, K.Itahashi, R.Janik, B.Jonson, S.Karlsson, H.Lenske, S.Mandal, M.Mocko, G.Munzenberg, T.Ohtsubo, A.Ozawa, Y.Parfenova, V.Pribora, K.Riisager, H.Scheit, R.Schneider, K.Schmidt, G.Schrieder, H.Simon, B.Sitar, A.Stolz, P.Strmen, K.Summerer, I.Szarka, S.Wan, H.Weick, M.Zhukov

High-energy breakup of 8B

NUCLEAR REACTIONS C, Pb(8B, p7Be), E=936 MeV/nucleon; measured one-proton removal σ, fragments longitudinal momentum distributions, Eγ, Iγ. 8B deduced core-excited component, astrophysical S-factor.

doi: 10.1016/S0375-9474(03)00822-4
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2002CO04      Phys.Lett. 529B, 36 (2002)

D.Cortina-Gil, K.Markenroth, F.Attallah, T.Baumann, J.Benlliure, M.J.G.Borge, L.V.Chulkov, U.D.Pramanik, J.Fernandez-Vazquez, C.Forssen, L.M.Fraile, H.Geissel, J.Gerl, F.Hammache, K.Itahashi, R.Janik, B.Jonson, S.Karlsson, H.Lenske, S.Mandal, M.Meister, M.Mocko, G.Munzenberg, T.Ohtsubo, A.Ozawa, Y.Parfenova, V.Pribora, K.Riisager, H.Scheit, R.Schneider, K.Schmidt, G.Schrieder, H.Simon, B.Sitar, A.Stolz, P.Strmen, K.Summerer, I.Szarka, S.Wan, H.Weick, M.Zhukov

Experimental Evidence for the 8B Ground State Configuration

NUCLEAR REACTIONS C(8B, 7BeX), E=936 MeV/nucleon; measured Eγ, fragments parallel momentum distribution, (fragment)γ-coin; deduced fragment excitation. 8B deduced ground state configuration. Fragment separator, comparison with model predictions.

doi: 10.1016/S0370-2693(02)01245-5
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2002PA51      Phys.Rev. C 66, 064607 (2002)

Y.L.Parfenova, M.V.Zhukov

8B breakup on 12C at intermediate energies and the three-body structure of 8B

NUCLEAR REACTIONS 12C(12C, X), (8B, X), (7Be, X), (α, X), (p, X), (n, X), 4He(α, X), E ≈ 100-2000 MeV/nucleon; calculated reaction σ. 12C(8B, p7Be), E=142, 285, 790, 936 MeV/nucleon; calculated σ, fragment longitudinal momentum distributions. Glauber model, comparison with data.

doi: 10.1103/PhysRevC.66.064607
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2002ZH14      Yad.Fiz. 65, 777 (2002); Phys.Atomic Nuclei 65, 746 (2002)

M.V.Zhukov, Yu.L.Parfenova, J.S.Vaagen

Reaction Mechanisms for Light Halo Nuclei

doi: 10.1134/1.1471285
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2001PA46      Eur.Phys.J. A 12, 191 (2001)

Yu.L.Parfenova, M.V.Zhukov

Study of Deuteron Breakup in Light Targets at Intermediate Energies

NUCLEAR REACTIONS 9Be, 12C(d, X), (d, nX), E ≈ 50-2000 MeV; calculated reaction σ, proton-removal σ; deduced reaction mechanism features. Eikonal approximation, comparison with data.

doi: 10.1007/s100500170027
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2000PA53      Phys.Rev. C62, 044602 (2000)

Yu.L.Parfenova, M.V.Zhukov, J.S.Vaagen

Breakup of 11Be and 15C on Light Targets Including Core Excitations

NUCLEAR REACTIONS 9Be(11Be, 10Be), E=63 MeV/nucleon; 9Be(15C, 14C), E=83 MeV/nucleon; calculated σ, core fragment longitudinal momentum distribution; deduced role of core excitations. 15C deduced halo features. Eikonal approximation, comparisons with data.

doi: 10.1103/PhysRevC.62.044602
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1999PA50      Bull.Rus.Acad.Sci.Phys. 63, 758 (1999)

Yu.L.Parfenova, O.V.Fotina, O.A.Yuminov

Time Characteristics of the Decay of Nuclei Produced in the Reaction 12C + 28Si → 40Ca

NUCLEAR REACTIONS 28Si(12C, X), E=45-85 MeV; calculated evaporated alpha particle energy spectra, life-time for proton evaporation, alpha evaporation and evaporation residue formation. Optical plus statistical model calculations, comparison with data.


1998EG01      Bull.Rus.Acad.Sci.Phys. 62, 725 (1998)

I.M.Egorova, D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, O.V.Fotina, O.A.Yuminov

Multiplicity of Prescission Neutrons in Nucleus-Nucleus Reactions

NUCLEAR REACTIONS 208Pb(16O, X), 232Th(19F, X), E=86-150 MeV; calculated fusion, fission σ, prescission neutron multiplicity. Comparison with data.


1998ER05      Bull.Rus.Acad.Sci.Phys. 62, 116 (1998)

D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, E.I.Sirotinin, O.V.Fotina, O.A.Yuminov, A.V.Tultaev

Yields of Evaporation Residues in the 197Au(α, xnγ) Reaction and Evaluation of Dose Loads After Intravenous Injection of T1 Radiopharmaceuticals

NUCLEAR REACTIONS 197Au(α, n), (α, 2n), (α, 3n), E=16-36 MeV; calculated σ, thick target yields. Medical application discussed.


1998ER09      Bull.Rus.Acad.Sci.Phys. 62, 721 (1998)

D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, O.V.Fotina, O.A.Yuminov, E.Fuschini, F.Malaguti, A.D'Arrigo, G.Giardina, R.Sturiale, G.Vannini, A.Moroni, E.Fioretto, R.A.Ricci, L.Vannucci

Shell Effects in Fusion-Fission Nucleus-Nucleus Reactions

NUCLEAR REACTIONS Pt(28Si, X), E=140-170 MeV; measured fission time scale; deduced fission barrier features, shell effects. Blocking technique.


1998FO09      Bull.Rus.Acad.Sci.Phys. 62, 119 (1998)

O.V.Fotina, Yu.L.Parfenova

Isomeric Ratios of Nuclei Formed in the 93Nb(α, xn) Reaction

NUCLEAR REACTIONS 93Nb(α, n), (α, 2n), (α, 3n), E < 41 MeV; analyzed yields, isomeric ratios; deduced neutron evaporation features, pre-equilibrium effects.


1998FO10      Bull.Rus.Acad.Sci.Phys. 62, 123 (1998)

O.V.Fotina, Yu.L.Parfenova, Yu.G.Seleznev, T.V.Chuvilskaya, A.A.Shirokova, S.N.Kondratiev, Yu.N.Lobach, V.D.Sklyarenko

Yields of Isomers in 93Nb(3He, xn) Reactions at Energies of 3He from 20 to 80 MeV

NUCLEAR REACTIONS 93Nb(3He, n), (3He, 2n), (3He, 3n), E=20-80 MeV; analyzed yields, isomeric ratios; deduced neutron evaporation features, pre-equilibrium effects.


1997PA23      Bull.Rus.Acad.Sci.Phys. 61, 7 (1997)

Yu.L.Parfenova, A.F.Tulinov, O.V.Fotina

Angular Momentum Distribution of Nuclei Produced in Reactions with α Particles

NUCLEAR REACTIONS 41K, 70Ge, 130Te, 134Ba, 197Au(α, xn)73Se/73mSe/133Xe/133mXe/137Ce/137mCe/198Tl/198mTl, E=15-40 MeV; analyzed isomer σ ratio data; deduced preequilibrium particles angular momentum related features.


1996PA41      Bull.Rus.Acad.Sci.Phys. 60, 787 (1996)

Yu.L.Parfenova, A.F.Tulinov, O.V.Fotina, T.V.Chuvilskaya, A.A.Shirokova

Isomeric Ratios for 44m,44gSc, 116m,116gSb, 133m,133gXe, and 137m,137gCe Nuclei in (α, nγ) Reactions

NUCLEAR REACTIONS, ICPND 130Te(α, nγ), E ≈ 15-30 MeV; 134Ba(α, nγ), E ≈ 10-30 MeV; 113In(α, nγ), E ≈ 15-30 MeV; 41K(α, nγ), E ≈ 15-30 MeV; analyzed residuals isomeric σ ratio. 130Te(α, xn), E=25 MeV; calculated secondary neutron spectra; deduced model parameters. Global optical potential.


1995ER10      Bull.Rus.Acad.Sci.Phys. 59, 1975 (1995)

D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, O.V.Fotina, O.A.Yuminov

Spectra of Nucleons in Reactions with Protons at Energies from 0.1 to 1 GeV

NUCLEAR REACTIONS 12C, 207Pb, Cu, 27Al, 9Be, 238U(p, p'), E ≤ 4 GeV; analyzed σ(E). 232Th(p, xn), E=800 MeV; analyzed σ(θ). 27Al(p, p'), E=90 MeV; 208Pb(p, p'), E=740 MeV; 208Pb(p, n), E=800 MeV; 90Zr(p, n), E=160 MeV; analyzed σ(θ, E(nucleon)). Proton transmission followed by neutron source formation.


1995PA29      Bull.Rus.Acad.Sci.Phys. 59, 32 (1995)

Yu.L.Parfenova, A.F.Tulinov, O.V.Fotina, T.V.Chuvilskaya, L.Ya.Shavtvalov, A.A.Shirokova

Isomeric Ratios for 179W and 190Ir in Reactions with α-Particles

NUCLEAR REACTIONS, ICPND 187Re, 176Hf(α, nγ), E=10-30 MeV; measured isomeric σ ratios; deduced model parameters. 179W, 190Ir deduced effective moments of inertia. Global optical potential, statistical model. Activation technique.

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1993PA21      Yad.Fiz. 56, No 8, 20 (1993); Phys.Atomic Nuclei 56, 1002 (1993)

Yu.L.Parfenova, O.V.Fotina

Spectra of Light Particles and γ Rays in Neutron-Induced Reactions in CsI in the Energy Range from 6 to 100 MeV

NUCLEAR REACTIONS 133Cs(n, X), E=6-100 MeV; calculated n, p, α, γ-spectra, emitted neutron, γ multiplicity. 127I(n, X), E ≤ 100 MeV; calculated σ(E); deduced CsI detector implications. Statistical theory, preequilibrium particle emission.


1991PA23      Yad.Fiz. 54, 1217 (1991); Sov.J.Nucl.Phys. 54, 739 (1991)

Yu.L.Parfenova, O.V.Fotina

Effect of Pre-Equilibrium Processes on the Duration of Induced Fission of Np Isotopes

NUCLEAR REACTIONS 238,235U(d, xnF), E=7-17 MeV; analyzed spectra, fission σ(E); deduced reaction mechanism. 240,237Np deduced fission mechanism.


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