NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = R.Purtschert Found 3 matches. 2021TE06 Phys.Rev. C 104, 015806 (2021) M.Tessler, J.Zappala, S.Cristallo, L.Roberti, M.Paul, S.Halfon, T.Heftrich, W.Jiang, D.Kijel, A.Kreisel, M.Limongi, Z.-T.Lu, P.Muller, R.Purtschert, R.Reifarth, A.Shor, D.Veltum, D.Vescovi, M.Weigand, L.Weissman Stellar s-process neutron capture cross sections on 78, 80, 84, 86Kr determined via activation, atom trap trace analysis, and decay counting NUCLEAR REACTIONS 78,80,84,86Kr(n, γ)79Kr/79mKr/80Kr/81Kr/81mKr/84Kr/85Kr/85mKr/87Kr, kT=42.5 keV, quasi-Maxwellian; 80,86Kr(γ, n)79Kr/85mKr, E=14.6, 17.6 MeV; measured Eγ, Iγ, average σ(E), 81Kr/80Kr and 85Kr/84Kr isotopic ratios in (n, γ) reactions by activation method, Atom Trap Trace Analysis (ATTA) and decay counting at SARAF-LiLiT facility, Argonne National Laboratory and low-level counting (LLC) facility of the University of Bern; deduced Maxwellian-averaged cross sections (MACS) at kt=3-300 keV, and stellar reaction rates for s-process in 0.01-4 GK range for (n, γ) reactions. 197Au(n, γ)198Au, kT=42.5 keV; 197Au(γ, n)196Au, E=14.6, 17.6 MeV; measured Eγ, Iγ, used as monitor reactions. Comparison with previous experimental cross sections, and with data in JEFF-3.3 library. Discussed astrophysical implications, and impact on s-process calculations of abundances of krypton and neighboring nuclides. RADIOACTIVITY 79Kr(EC); 85mKr(IT); 85mKr, 87Kr(β-)[from 78,84,86Kr(n, γ), kT=42.5 keV]; measured half-lives from γ-decay curves and compared with evaluated data.
doi: 10.1103/PhysRevC.104.015806
2018TE04 Phys.Rev.Lett. 121, 112701 (2018) M.Tessler, M.Paul, S.Halfon, B.S.Meyer, R.Pardo, R.Purtschert, K.E.Rehm, R.Scott, M.Weigand, L.Weissman, S.Almaraz-Calderon, M.L.Avila, D.Baggenstos, P.Collon, N.Hazenshprung, Y.Kashiv, D.Kijel, A.Kreisel, R.Reifarth, D.Santiago-Gonzalez, A.Shor, I.Silverman, R.Talwar, D.Veltum, R.Vondrasek Stellar 36, 38Ar(n, γ)37, 39Ar Reactions and Their Effect on Light Neutron-Rich Nuclide Synthesis NUCLEAR REACTIONS 36,38Ar(n, γ), E ∼ 30 keV; measured reaction products, Eβ, Iβ; deduced thermal σ, Maxwellian average cross sections (MACS). Comparison with available data.
doi: 10.1103/PhysRevLett.121.112701
2013YA25 Sci. Rep. 3, 1596 (2013) G.-M.Yang, C.-F.Cheng, W.Jiang, Z.-T.Lu, R.Purtschert, Y.-R.Sun, L.-Y.Tu, S.-M.Hu Analysis of 85Kr: a comparison at the 10-14 level using micro-liter samples
doi: 10.1038/srep01596
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