NSR Query Results
Output year order : Descending NSR database version of April 29, 2024. Search: Author = M.Stefanik Found 17 matches. 2022JA01 Nucl.Instrum.Methods Phys.Res. B511, 64 (2022) J.Jarosik, V.Wagner, M.Majerle, P.Chudoba, N.Burianova, M.Stefanik Activation cross-section measurement of fast neutron-induced reactions in Al, Au, Bi, Co, F, Na, and Y NUCLEAR REACTIONS 27Al, 197Au, 209Bi, 59Co, 19F, 23Na, 89Y(n, X), E=17.5, 19.8, 27.5 MeV; measured reaction products, Eγ, Iγ; deduced σ. An accelerator-driven fast neutron source at the Nuclear Physics Institute of the Czech Academy of Sciences in Rez.
doi: 10.1016/j.nimb.2021.10.018
2021SI31 Phys.Rev. C 104, 044615 (2021) E.Simeckova, M.Avrigeanu, J.Mrazek, J.Novak, M.Stefanik, C.Costache, V.Avrigeanu Deuteron-induced reactions on natZr up to 60 MeV NUCLEAR REACTIONS Zr(d, xn), (d, p), (d, xnp), (d, xn2p), 90Nb/91mNb/92mNb/94mNb/95Nb/95mNb/96Nb/97Nb/89Zr/89mZr/95Zr/97Zr/87Y/87mY/88Y/90mY/91mY/94Y, E=4.32-19.80 MeV from U-120M cyclotron of CANAM-NPI-CAS; measured Eγ, Iγ, activation σ(E) by stacked-foil technique and off-line γ-ray spectroscopy using two HPGe detectors, natural Zr target. 90Zr(d, d), E=5.5, 9, 10, 11, 12, 13, 15, 23.2, 28.8, 56 MeV; 90,91,92,94,96Zr(d, d), E=34.4 MeV; analyzed available experimental σ(θ, E) data using global optical model potential (OMP), and used to analyze literature particle-transfer σ(θ) data for excited states in residual nuclei. 90Zr(d, p), E=15.89 MeV; 91,92Zr(d, p), E=12 MeV; 92,96Zr(d, p), E=33.3 MeV; 94Zr(d, p), E not given; 90Zr(d, n), E=12 MeV; 90Zr(d, α), E=17 MeV; 94,96Zr(d, α), E=11.5, 28 MeV; 90Zr(d, t), E=21.14 MeV; 91,92,94,96Zr(d, t), E=11.8 MeV; 91Zr(3He, d), E=17 MeV; Zr(d, xn)91,95Nb, 94Zr(d, n), 96Zr(d, 3n), E=10-60 MeV; Zr(d, xnp)88Zr, E=20-60 MeV; Zr(d, x)86Y/87Y/87mY/88Y/90mY, E=5-60 MeV; 94Zr(d, xnp)88Zr, E=20-60 MeV; 94Zr(d, xn2p)86Y, E=20-60 MeV; analyzed literature experimental σ(θ) and σ(E) data using pre-equilibrium emission (PE) and compound nucleus (CN) decay statistical emission mechanisms, with the inclusion of deuteron breakup (BU). Comparison of activation cross section data with TENDL-2019 evaluation and model calculations. For particle transfer reactions data taken from literature, level energies, J, π and spectroscopic factors are given in the Supplemental Material.
doi: 10.1103/PhysRevC.104.044615
2021SI32 Nucl.Phys. A1016, 122310 (2021) E.Simeckova, M.Majerle, M.Stefanik, J.Mrazek, J.Novak, T.Magna The activation cross section measurements of proton-induced reactions on Li and Ta in the energy region 12.5-34 MeV NUCLEAR REACTIONS 7Li, 181Ta(p, n), Ta(p, X)180Ta/178Ta/178W/175Hf, E=12.5-34 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with available data. Variable-energy cyclotron U-120M of the NPI CAS Rez.
doi: 10.1016/j.nuclphysa.2021.122310
2020AV01 Phys.Rev. C 101, 024605 (2020) M.Avrigeanu, E.Simeckova, U.Fischer, J.Mrazek, J.Novak, M.Stefanik, C.Costache, V.Avrigeanu Deuteron-induced reactions on manganese at low energies NUCLEAR REACTIONS 55Mn(d, p), (d, t), (d, 2nα), E=3.13-19.49 MeV; measured Eγ, Iγ, σ(E), by activation method at the variable-energy cyclotron U-120M facility of NPI-CAS, Rez. 55Mn(d, p), (d, t), (d, 2nt), (d, 2nα), E<50 MeV; analyzed present and previous data for σ(E). 55Mn(d, p)56Mn, E=7.5 MeV; 55Mn(d, t)54Mn, E=17, 18 MeV; analyzed previous differential σ(θ) data for 20 levels in 56Mn up to 4.54 MeV, and for 25 levels in 54Mn up to 3.42 MeV. Comparison with TALYS-1.9 theoretical calculations. Discussed deuteron breakup (BU) and direct reaction (DR) mechanisms.
doi: 10.1103/PhysRevC.101.024605
2018CH40 Nucl.Sci.Eng. 191, 150 (2018) P.Chudoba, A.Krasa, J.Vrzalova, O.Svoboda, S.Kilim, V.Wagner, M.Majerle, M.Stefanik, M.Suchopar, A.Kugler, M.Bielewicz, E.Strugalska-Gola, M.Szuta Activation Measurements of Cross Sections for Ground and Isomeric States Production in Neutron Threshold Reactions on Y and Au NUCLEAR REACTIONS 197Au(n, 2n), (n, 4n), 89Y(n, 2n), (n, 3n), E<40 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with the EXFOR database, TALYS calculations, and evaluated nuclear data libraries.
doi: 10.1080/00295639.2018.1455437
2018KO06 Appl.Radiat.Isot. 135, 83 (2018) M.Kostal, Z.Matej, E.Losa, O.Huml, M.Stefanik, F.Cvachovec, M.Schulc, B.Jansky, E.Novak, D.Harutyunyan, V.Rypar On similarity of various reactor spectra and 235U prompt fission neutron spectrum NUCLEAR REACTIONS 235U(n, F)1NN, E thermal; analyzed available data; calculated neutron spectra, σ(E).
doi: 10.1016/j.apradiso.2018.01.028
2018MA59 Appl.Radiat.Isot. 141, 5 (2018) M.Majerle, M.Stefanik, J.Kamenik, E.Simeckova, D.Venos, A.Kalamara, R.Vlastou The intensities of γ-rays from the decay of 196m2Au NUCLEAR REACTIONS 197Au(n, X)196Au, E<35 MeV; measured reaction products, Eγ, Iγ; deduced intensities of γ-rays, isomeric states. Comparison with ENSDF 2007 evaluation.
doi: 10.1016/j.apradiso.2018.07.026
2018SI23 Phys.Rev. C 98, 034606 (2018) E.Simeckova, M.Avrigeanu, U.Fischer, J.Mrazek, J.Novak, M.Stefanik, C.Costache, V.Avrigeanu Consistent account of deuteron-induced reactions on natCr up to 60 MeV NUCLEAR REACTIONS Cr(d, xn)54Mn/52Mn/52mMn/51Mn, E=4-20 MeV; Cr(d, X)51Cr/48V, E=4-20 MeV; measured Eγ, Iγ from radioactive reaction product, σ(E) by activation method using the variable-energy cyclotron U-120M at CANAM-NPI-CAS at Rez, Czech Republic. 50,52,53,54Cr(d, d), (d, xn), (d, X), E=3-60 MeV; 50Cr(d, p)51Cr, E=12 MeV; 52Cr(d, p)53Cr, E=7.5 MeV; 52Cr(d, α)50V, E=17 MeV; 53Cr(d, t)52Cr, E=11.8 MeV; 54Cr(d, p)55Cr, E=10 MeV; 54Cr(d, t)53Cr, E=11.8, 12 MeV; analyzed data from literature for elastic scattering differential σ(θ, E), and total reaction σ(θ, E) for direct reaction (DR), and break-up (BU) reaction channels. Comparison with theoretical predictions, and TENDL-2017 evaluations.
doi: 10.1103/PhysRevC.98.034606
2016AV03 Phys.Rev. C 94, 014606 (2016) M.Avrigeanu, E.Simeckova, U.Fischer, J.Mrazek, J.Novak, M.Stefanik, C.Costache, V.Avrigeanu Deuteron-induced reactions on Ni isotopes up to 60 MeV NUCLEAR REACTIONS Ni(d, X)55Co/56Co/57Co/58Co/58mCo/60Co/57Ni/65Ni/60Cu/61Cu/64Cu, E=1.5-19.59 MeV; measured Eγ, Iγ, σ(E) using stacked-foil technique and γ-activation method at U-120M cyclotron of CANAM, NPI CAS. Optical model analysis. Deuteron breakup and direct reactions. Comparison with previous experimental data. 58,64Ni(d, d), E=12-56 MeV; 60Ni(d, d), E=4.86-56 MeV; 61Ni(d, d), E=12.3 MeV; 62Ni(d, d), E=12, 22 MeV; 58Ni(d, p)59Ni, E=10 MeV; 58Ni(d, n)59Cu, E=7 MeV; 58Ni(d, t)57Ni, E=24 MeV; 58Ni(d, α)56Co, E=17 MeV; 58Ni(d, n)59Cu, E=10 MeV; 60Ni(d, p)61Ni, E=7.5 MeV; 61Ni(d, p)62Ni, E=12.3 MeV; 62Ni(d, p)63Ni, E=7.5 MeV; 64Ni(d, p)65Ni, E=7.5 MeV; analyzed σ(θ, E) data. 58,60,61,62,64Ni(d, X), 60Ni(d, n)61Cu, 60Ni(d, 2n)60Cu, 61Ni(d, 2n)61Cu, 61Ni(d, 3n)60Cu, Ni(d, X)61Cu, 62Ni(d, 3n)61Cu, Ni(d, X)60Cu, 60Ni(d, 4n)60Cu, 64Ni(d, 5n)61Cu, Ni(d, X)64Cu, 64Ni(d, 2n)64Cu, Ni(d, X)57Ni, 58Ni(d, t)57Ni, Ni, 58Ni(d, X)56Ni, Ni, 62,64Ni(d, X)61Co, 61Ni(d, 2p)61Co, Ni, 61,62Ni(d, X)60Co, 60Ni(d, 2p)60Co, Ni, 60,61,62,64Ni(d, X)58Co/58mCo, 58Ni(d, 2p)58Co/58mCo, Ni, 58,60,61Ni(d, X)57Co, Ni, 58,60Ni(d, X)56Co, Ni, 58,60Ni(d, X)55Co, Ni, 58,60,61Ni(d, X)56Mn, Ni, 58,60,61Ni(d, X)54Mn, Ni, 58,60,61Ni(d, X)51Cr, 58Ni(d, X)51Mn, Ni, 58,60,61Ni(d, X)52Mn, E=5-65 MeV; Ni(d, X)65Ni, 64Ni(d, p), E=2-30 MeV; analyzed activation σ(E) data by consideration of the pre-equilibrium (PE) and compound nucleus (CN) contributions corrected for decrease of the total-reaction cross section from the leakage of the initial deuteron flux due to the deuteron breakup (BU) and direct reaction (DR) processes. Comparison with TENDL-2015 evaluation, and model calculations.
doi: 10.1103/PhysRevC.94.014606
2016MA39 Nucl.Phys. A953, 139 (2016) M.Majerle, P.Bem, J.Novak, E.Simeckova, M.Stefanik Au, Bi, Co and Nb cross-section measured by quasimonoenergetic neutrons from p + 7Li reaction in the energy range of 18-36 MeV NUCLEAR REACTIONS Co, Nb, Au, Bi(n, x), (n, xn), E=18-36 MeV; measured off-line Eγ, Iγ, En, In using NE213 and ToF; deduced neutron energy spectra, σ; calculated neutron energy spectra using MCNPX. Compared with EAF-2010 and with EXFOR. 54,55Mn, 59Fe, 56,57,58Co, 88,90,91Y, 90,91,92Nb, 194,195,196Au, 205,206,207Bi deduced reaction rates, yields to gs and to isomeric states, σ.
doi: 10.1016/j.nuclphysa.2016.04.036
2015HI08 Nucl.Instrum.Methods Phys.Res. B362, 29 (2015) T.Y.Hirsh, A.Kreisel, J.Mrazek, L.Weissman, Y.Eisen, M.Stefanik, E.Simeckova, O.Aviv, S.Moscovici, Z.Yungrais, D.Berkovits Accurate measurement of the 23Na(d, p)24Na cross section in the 1.7-20 MeV energy range NUCLEAR REACTIONS 23Na(d, p), E=1.7-20 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with available data.
doi: 10.1016/j.nimb.2015.09.015
2014MA65 Nucl.Data Sheets 119, 425 (2014) M.Majerle, P.Bem, J.Novak, E.Simeckova, M.Stefanik, S.Simakov, U.Fischer Quality Assurance of the Cross-sections Measured on p+Li/C Source NUCLEAR REACTIONS Li(p, nx), E=19.838, 27.633, 37.441 MeV;59Co(n, xn), E≈ 32 MeV;93Nb(n, xn), E≈32 MeV; calculated, evaluated σ from raw data and EAF-2010 using different extraction approaches; deduced reliability of obtained σ.
doi: 10.1016/j.nds.2014.08.120
2014ST16 Nucl.Data Sheets 119, 422 (2014) M.Stefanik, P.Bem, M.Gotz, K.Katovsky, M.Majerle, J.Novak, E.Simeckova Neutron Spectrum Determination of the p(35 MeV)-Be Source Reaction by the Dosimetry Foils Method NUCLEAR REACTIONS 9Be(p, n), E=35 MeV; measured thick target activation Eγ, Iγ; deduced neutron flux for different target thickness with unfolding using SAND-II code. Ti, Ni, Fe, 27Al, 59Co, 89Y, 93Nb, 115In, 176Lu, Lu, 197Au, 209Bi(n, x), E= 35 MeV; calculated σ; deduced σ, C/E.
doi: 10.1016/j.nds.2014.08.119
2013AV05 Phys.Rev. C 88, 014612 (2013) M.Avrigeanu, V.Avrigeanu, P.Bem, U.Fischer, M.Honusek, A.J.Koning, J.Mrazek, E.Simeckova, M.Stefanik, L.Zavorka Low-energy deuteron-induced reactions on 93Nb NUCLEAR REACTIONS 93Nb(d, p)94mNb; 93Nb(d, 2n)93mMo; 93Nb(d, X)92mNb; 93Nb(d, 2nα)89Zr; 93Nb(d, pα)90mY, E=1-20 MeV; measured Eγ, Iγ, σ(E) by activation method and stacked-foil technique. Comparison with previous experimental data. 93Nb(d, d), E=11.8, 15, 34.4, 52 MeV; analyzed σ(θ, E) data; deduced optical model parameters. 93,94,95Mo; comparison of previously measured and calculated E1 strength functions. Comparisons with calculations which included deuteron breakup effects, one-nucleon transfer (DR), pre-equilibrium (PE) and compound nucleus mechanisms, spin distribution of nuclear level densities and radiative strength functions using FRESCO and STAPRE-H computer codes. Comparison with calculations using TALYS-1.4 computer code, and with TENDL-2012 evaluated data.
doi: 10.1103/PhysRevC.88.014612
2011KA32 J.Korean Phys.Soc. 59, 1632s (2011) Project of New Irradiation System on Horizontal Channel of Training Reactor VR-1
doi: 10.3938/jkps.59.1632
2011NO16 J.Korean Phys.Soc. 59, 1577s (2011) J.Novak, P.Bem, M.Gotz, M.Honusek, E.Simeckova, M.Stefanik, U.Fischer, S.P.Simakov Spectral Flux of the p-7Li(C) Q-M Neutron Source Measured by Proton Recoil Telescope
doi: 10.3938/jkps.59.1577
2011SI17 Phys.Rev. C 84, 014605 (2011) E.Simeckova, P.Bem, M.Honusek, M.Stefanik, U.Fischer, S.P.Simakov, R.A.Forrest, A.J.Koning, J.-C.Sublet, M.Avrigeanu, F.L.Roman, V.Avrigeanu Low and medium energy deuteron-induced reactions on 63, 65Cu nuclei NUCLEAR REACTIONS Cu(d, X)64Cu, E=1.5-19.88 MeV; 63Cu(d, 2n)63Zn, E=4.56-19.49 MeV; 63Cu(d, 3n)62Zn, E=16.44-19.88 MeV; 65Cu(d, p)66Cu, E=4.56-19.49 MeV; 65Cu(d, 2n)65Zn, E=4.25-19.88 MeV; 65Cu(d, 2p)65Ni, E=11.36-19.88 MeV; measured Eγ, Iγ, σ(E), activation method. Comparison with previous experimental data, and with evaluated data files. Cu(d, d), E=11.8, 15, 21.6 MeV; 63,65Cu(d, d), E=12, 34.4 MeV; analyzed σ(θ) data; Cu(d, d), 63,65Cu(d, d), E<60 MeV; analyzed σ(E) data; deduced optical potential model parameters for reaction cross sections. Deuteron breakup mechanism, and direct reaction stripping discussed.
doi: 10.1103/PhysRevC.84.014605
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