NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = M.Polasik Found 12 matches. 2023RZ02 Phys.Rev. C 108, L031302 (2023) J.Rzadkiewicz, K.Slabkowska, M.Polasik, L.Syrocki, J.J.Carroll, C.J.Chiara 93mMo isomer depletion via nuclear excitation by electron capture in resonant transfer into highly excited open-shell atomic states
doi: 10.1103/PhysRevC.108.L031302
2021RZ01 Phys.Rev.Lett. 127, 042501 (2021) J.Rzadkiewicz, M.Polasik, K.Slabkowska, L.Syrocki, J.J.Carroll, C.J.Chiara Novel Approach to 93mMo Isomer Depletion: Nuclear Excitation by Electron Capture in Resonant Transfer Process RADIOACTIVITY 93Mo(IT), (EC); analyzed available data; deduced partial and total probabilities for isomer depletion.
doi: 10.1103/PhysRevLett.127.042501
2020IT04 Phys.Rev. A 102, 052820 (2020) Y.Ito, T.Tochio, M.Yamashita, S.Fukushima, A.M.Vlaicu, J.P.Marques, J.M.Sampaio, M.Guerra, J.P.Santos, L.Syrocki, K.Slabkowska, E.Weder, M.Polasik, J.Rzadkiewicz, P.Indelicato, Y.Menesguen, M.-C.Lepy, F.Parente Structure of Kα1, 2- and Kβ1, 3-mission x-ray spectra for Se, Y, and Zr ATOMIC PHYSICS Se, Y, Zr; measured X-rays; deduced spectra, parameters. Comparison with theoretical calculations.
doi: 10.1103/PhysRevA.102.052820
2019RZ01 Phys.Rev. C 99, 044309 (2019) J.Rzadkiewicz, M.Polasik, K.Slabkowska, L.Syrocki, E.Weder, J.J.Carroll, C.J.Chiara Beam-based scenario for 242mAm isomer depletion via nuclear excitation by electron capture NUCLEAR REACTIONS 242Pu(d, 2n), (d, 3n), (d, F), E=6.2-7.5 MeV/nucleon; 238U(7Li, 3n), (7Li, 4n), (7Li, 5n), (7Li, F), E=5.0-6.3 MeV/nucleon; calculated σ(E) using GEMINI++ fusion-evaporation code. 7Li, 12C, 27Al(242Am, X), E=2.5-6.0 MeV/nucleon; calculated mean equilibrium charge state, resonance strength for nuclear excitation by electron capture (NEEC) process in 242mAm isomer as function of kinetic energy of 242mAm ions for capture of an electron into various subshells. 242mAm; discussed beam-based scenario for the production and depletion of the 141 y, 5- isomer through its excitation to the 52.7-keV level by electron capture.
doi: 10.1103/PhysRevC.99.044309
2019SL01 Acta Phys.Pol. B50, 651 (2019) K.Slabkowska, E.Weder, L.Syrocki, M.Polasik, J.Rzadkiewicz, J.J.Carroll, C.J.Chiara 93mMo Isomer Depletion via Nuclear Excitation by Electron Capture: Energy Released for Different Atomic Subshells as Benchmarks for a Beam-based Scenario Approach RADIOACTIVITY 93Mo(IT); calculated energy release in electron capture process into different atomic subshells; analyzed scenarios for nuclear excitation by electron capture (NEEC), isomer depletion. Multiconfiguration Dirac–Fock (MCDF) calculations implemented with the GRASP and GRASP2K packages.
doi: 10.5506/aphyspolb.50.651
2018CH13 Nature(London) 554, 7691 (2018) C.J.Chiara, J.J.Carroll, M.P.Carpenter, J.P.Greene, D.J.Hartley, R.V.F.Janssens, G.J.Lane, J.C.Marsh, D.A.Matters, M.Polasik, J.Rzadkiewicz, D.Seweryniak, S.Zhu, S.Bottoni, A.B.Hayes, S.A.Karamian Isomer depletion as experimental evidence of nuclear excitation by electron capture NUCLEAR REACTIONS 7Li(90Zr, 3np), E=840 MeV; measured Eγ, Iγ, γγγ-coin using Gammasphere array at ATLAS-ANL. 93Mo; deduced levels, first experimental evidence of process of nuclear excitation by electron capture (NEEC) through the isomer depletion of 2425-keV isomer and excitation of the 2430-keV intermediate level from the 2425-keV isomer, and observation of 2475-268-685-1478 γ cascade in coincidence. NUCLEAR REACTIONS 90Zr(7Li, 3np), E(cm)=same as above for reverse kinematic reaction; measured Eγ, Iγ, γγ-coin at Australian National Laboratory. 93Mo; deduced levels, non-observation of 2475- and 268-keV γ rays in γγ coincidences in the normal kinematics reaction consistent with NEEC interpretation in the inverse kinematic reaction study at Argonne.
doi: 10.1038/nature25483
2017PO03 Phys.Rev. C 95, 034312 (2017) M.Polasik, K.Slabkowska, J.J.Carroll, C.J.Chiara, L.Syrocki, E.Weder, J.Rzadkiewicz Resonance conditions for 93mMo isomer depletion via nuclear excitation by electron capture in a beam-based scenario NUCLEAR REACTIONS 4He(91Zr, xn)94Mo/93Mo/93mMo/92Mo, E<10 MeV/nucleon; calculated σ(E) using PACE4 code. NUCLEAR STRUCTURE 93mMo; analyzed scenarios for nuclear excitation by electron capture (NEEC), NEEC resonance window width, isomer depletion. Discussed role of complex atomic processes for resonance conditions to be satisfied in an experimental observation of the NEEC process.
doi: 10.1103/PhysRevC.95.034312
1996LU13 Phys.Rev. A54, 232 (1996) T.Ludziejewski, P.Rymuza, Z.Sujkowski, G.Borchert, J.-Cl.Dousse, C.Rheme, M.Polasik Electron-Impact-Induced K Plus M Shell Ionization in Solid Targets of Medium-Z Elements Studied by Means of High-Resolution X-Ray Spectroscopy ATOMIC PHYSICS Zr, 93Nb, Mo, Pd(e, X), E=150, 300 keV; measured X-ray spectra; deduced total K-, M-shell ionization probabilities vs target Z. Multi-configuration Dirac-Fock calculations.
doi: 10.1103/PhysRevA.54.232
1995BO36 Phys.Rev. A51, 3650 (1995) B.Boschung, J.-Cl.Dousse, B.Galley, Ch.Herren, J.Hoszowska, J.Kern, Ch.Rheme, Z.Halabuka, T.Ludziejewski, P.Rymuza, Z.Sujkowski, M.Polasik Kα Hypersatellite Lines of Medium-Mass Atoms Induced by 100-MeV 4He2+ Ions NUCLEAR REACTIONS Zr, Mo, Pd(α, X), E=100 MeV; measured X-ray spectra; deduced double K-shell ionization σ. Model comparison. ATOMIC PHYSICS Zr, Mo, Pd(α, X), E=100 MeV; measured X-ray spectra; deduced double K-shell ionization σ. Model comparison.
doi: 10.1103/PhysRevA.51.3650
1995LU24 Phys.Rev. A52, 2791 (1995) T.Ludziejewski, P.Rymuza, Z.Sujkowski, B.Boschung, J.-Cl.Dousse, B.Galley, Z.Halabuka, Ch.Herren, J.Hoszowska, J.Kern, Ch.Rheme, M.Polasik High-Resolution Study of the Kβ2 X-Ray Spectra Induced by Proton and Photon Impact on Zr, Mo, and Pd Targets NUCLEAR REACTIONS Zr, Mo, Pd(γ, X), E ≤ 25 keV; Zr, Mo, Pd(p, X), E=16, 25, 45 MeV; measured X-ray spectra; deduced sub-shell ionization probabilities. Transmission bent crystal spectrometer. ATOMIC PHYSICS Zr, Mo, Pd(γ, X), E ≤ 25 keV; Zr, Mo, Pd(p, X), E=16, 25, 45 MeV; measured X-ray spectra; deduced sub-shell ionization probabilities. Transmission bent crystal spectrometer.
doi: 10.1103/PhysRevA.52.2791
1994CA20 Phys.Rev. A49, 2524 (1994) M.W.Carlen, B.Boschung, J.-Cl.Dousse, Z.Halabuka, J.Hoszowska, J.Kern, Ch.Rheme, M.Polasik, P.Rymuza, Z.Sujkowski M-Shell Ionization Resulting from Near-Central Collisions of Mid-Z Atoms with 5.5-MeV/amu Oxygen Ions NUCLEAR REACTIONS Pd, La(16O, X), E=5.5 MeV/nucleon; measured K X-ray spectra; deduced average M-shell, M-subshell ionization probabilities. Multiconfiguration Dirac-Fock calculations. ATOMIC PHYSICS Pd, La(16O, X), E=5.5 MeV/nucleon; measured K X-ray spectra; deduced average M-shell, M-subshell ionization probabilities. Multiconfiguration Dirac-Fock calculations.
doi: 10.1103/PhysRevA.49.2524
1989JA08 J.Phys.(London) B22, 2369 (1989) On the Calculation of Kβ/Kα X-Ray Intensity Ratios ATOMIC PHYSICS Ti, Cr, Fe, Ni, Cu, Zn, Ge; calculated (Kβ/Kα) intensity ratios.
doi: 10.1088/0953-4075/22/15/012
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