NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = P.Steier Found 26 matches. 2020RI02 Eur.Phys.J. A 56, 100 (2020) K.Riisager, M.J.G.Borge, J.A.Briz, M.Carmona-Gallardo, O.Forstner, L.M.Fraile, H.O.U.Fynbo, A.Garzon-Camacho, J.G.Johansen, B.Jonson, M.V.Lund, J.Lachner, M.Madurga, S.Merchel, E.Nacher, T.Nilsson, P.Steier, O.Tengblad, V.Vedia Search for beta-delayed proton emission from 11Be
doi: 10.1140/epja/s10050-020-00110-2
2019PA03 Phys.Rev. C 99, 015801 (2019) S.Pavetich, A.Wallner, M.Martschini, S.Akhmadaliev, I.Dillmann, K.Fifield, S.Halfon, T.Heftrich, F.Kappeler, C.Lederer-Woods, S.Merchel, M.Paul, R.Reifarth, G.Rugel, P.Steier, M.Tessler, S.Tims, M.Weigand, L.Weissman Accelerator mass spectrometry measurement of the reaction 35Cl (n, γ) 36Cl at keV energies NUCLEAR REACTIONS 35Cl(n, γ), kT=2-100 keV; measured Maxwellian averaged σ(E) (MACS) using neutron activation combined with accelerator mass spectrometry (AMS) technique; deduced 36Cl/35Cl ratios for three neutron irradiated samples, MACS at kt=30 keV, and stellar abundances of 35Cl, 36Cl and 36S. Neutron activations performed at the Karlsruhe Van de Graaff accelerator and at the superconducting linear accelerator of the Soreq Applied Research Accelerator Facility using the 7Li(p, n)7Be reaction. AMS measurements of the irradiated samples performed at the 3 MV Vienna Environmental Research Accelerator, the 6 MV tandem accelerator at the Dresden AMS facility, and the 14 UD tandem accelerator of the Australian National University in Canberra. Comparison with previous experimental values, NON-SMOKER and MOST theoretical calculations, compiled KADoNiS database, and evaluated libraries ENDF-B/VII.1, JEFF-3.2, JENDL-4.0 and TENDL-2015.
doi: 10.1103/PhysRevC.99.015801
2019WA02 Phys.Rev. C 99, 015804 (2019) A.Wallner, M.Bichler, L.Coquard, I.Dillmann, O.Forstner, R.Golser, M.Heil, F.Kappeler, W.Kutschera, C.Lederer-Woods, M.Martschini, A.Mengoni, S.Merchel, L.Michlmayr, A.Priller, P.Steier, M.Wiescher Stellar and thermal neutron capture cross section of 9Be NUCLEAR REACTIONS 9Be(n, γ), kT=thermal, 5-100 keV, [neutrons from 7Li(p, n), E=1912, 2284 keV]; measured Maxwellian averaged σ(E) (MACS) using neutron activation combined with accelerator mass spectrometry (AMS) technique; deduced 10Be/9Be ratio in irradiated sample; calculated astrophysical reaction rates for T9=0.001 to 10 for s process nucleosynthesis calculations. Activation technique at Karlsruhe Van de Graaff accelerator, and TRIGA Mark-II reactor for thermal neutrons in combination with accelerator mass spectrometry at the Vienna Environmental Research Accelerator. Comparison with previous experimental values, compiled KADoNiS database, and evaluated libraries ENDF-B/VIII.1, JEFF-3.3, JENDL-4.0, BROND-3.1, and CENDL-3.1.
doi: 10.1103/PhysRevC.99.015804
2019WR02 Eur.Phys.J. A 55, 200 (2019) T.Wright, S.Bennett, S.Heinitz, U.Koster, R.Mills, T.Soldner, P.Steier, A.Wallner, T.Wieninger Measurement of the 13C(n, γ) thermal cross section via neutron irradiation and AMS NUCLEAR REACTIONS 13C(n, γ), E=reactor[neutron beam from high-flux ILL research reactor to produce 14C atoms]; measured 14C/13C ratio using VERA Accelerator Mass Spectrometer allowing to determine 13C(n, γ)/14C thermal σ accurately at sub-eV region; deduced good agreement with other recent measurements using Prompt Gamma-ray Activation Analysis.
doi: 10.1140/epja/i2019-12893-0
2018FE12 Phys.Rev.Lett. 121, 221103 (2018) J.Feige, A.Wallner, R.Altmeyer, L.K.Fifield, R.Golser, S.Merchel, G.Rugel, P.Steier, S.G.Tims, S.R.Winkler Limits on Supernova-Associated 60Fe/26Al Nucleosynthesis Ratios from Accelerator Mass Spectrometry Measurements of Deep-Sea Sediments ATOMIC MASSES 26Al, 60Fe; measured atom concentration in sediment; deduced isotope ratio. Comparison with nucleosynthesis models and the observed average galactic.
doi: 10.1103/PhysRevLett.121.221103
2017WA27 Phys.Rev. C 96, 025808 (2017) A.Wallner, K.Buczak, T.Belgya, M.Bichler, L.Coquard, I.Dillmann, R.Golser, F.Kappeler, A.Karakas, W.Kutschera, C.Lederer, A.Mengoni, M.Pignatari, A.Priller, R.Reifarth, P.Steier, L.Szentmiklosi Precise measurement of the thermal and stellar 54Fe (n, γ) cross sections via accelerator mass spectrometry NUCLEAR REACTIONS 54Fe(n, γ), E=cold to 100 keV; measured 55Fe concentration using accelerator mass spectrometry (AMS) technique at the Vienna Environmental Research Accelerator (VERA) laboratory; deduced σ(E), Maxwellian-averaged cross sections (MACS) between 5-100 keV, 55Fe/56Fe ratios. Comparison with previous measurements, and with evaluated data libraries ENDF/B-VII.1, JENDL-4.0, and JEFF-3.2. Impact of the improved cross sections for neutron capture nucleosynthesis for the AGB stars.
doi: 10.1103/PhysRevC.96.025808
2016WA09 Nature(London) 532, 69 (2016) A.Wallner, J.Feige, N.Kinoshita, M.Paul, L.K.Fifield, R.Golser, M.Honda, U.Linnemann, H.Matsuzaki, S.Merchel, G.Rugel, S.G.Tims, P.Steier, T.Yamagata, S.R.Winkler Recent near-Earth supernovae probed by global deposition of interstellar radioactive 60Fe ATOMIC MASSES 60Fe; measured 60Fe/Fe ratios using atomic mass spectroscopy; deduced the rate of supernovae in our local Galactic neighbourhood.
doi: 10.1038/nature17196
2016WA11 Phys.Rev. C 93, 045803 (2016) A.Wallner, M.Bichler, K.Buczak, I.Dillmann, F.Kappeler, A.Karakas, C.Lederer, M.Lugaro, K.Mair, A.Mengoni, G.Schatzel, P.Steier, H.P.Trautvetter Accelerator mass spectrometry measurements of the 13C(n, γ)14C and 14N(n, p)14C cross sections NUCLEAR REACTIONS 13C(n, γ), 14N(n, p), E=123, 182 keV, and at kT=25 keV neutrons from TRIGA reactor of Atominstitut-Vienna and from Van de Graaff accelerator of Karlsruhe Institute of Technology; measured σ(E) and Maxwellian averaged σ(kT=5-100 keV) using accelerator mass spectrometry (AMS) technique at Vienna Environmental Research Accelerator (VERA) facility. Comparison with previous experimental σ(E), KADONIS compiled data, and JEFF-3.2 evaluated library. Impact of the new stellar cross sections on the s process in low-mass AGB stars using stellar models.
doi: 10.1103/PhysRevC.93.045803
2014RI01 Phys.Lett. B 732, 305 (2014) K.Riisager, O.Forstner, M.J.G.Borge, J.A.Briz, M.Carmona-Gallardo, L.M.Fraile, H.O.U.Fynbo, T.Giles, A.Gottberg, A.Heinz, J.G.Johansen, B.Jonson, J.Kurcewicz, M.V.Lund, T.Nilsson, G.Nyman, E.Rapisarda, P.Steier, O.Tengblad, R.Thies, S.R.Winkler 11Be(βp), a quasi-free neutron decay? RADIOACTIVITY 11Be(β-p) [from U(p, X)11Be, E=1.4 GeV]; measured decay products using AMS, Eγ, Iγ. 9,10Be; deduced branching ratio, Gamow-Teller resonance strength. Comparison with R-matrix calculations.
doi: 10.1016/j.physletb.2014.03.062
2014WA17 Phys.Rev.Lett. 112, 192501 (2014) A.Wallner, T.Belgya, M.Bichler, K.Buczak, I.Dillmann, F.Kappeler, C.Lederer, A.Mengoni, F.Quinto, P.Steier, L.Szentmiklosi Novel Method to Study Neutron Capture of 235U and 238U Simultaneously at keV Energies NUCLEAR REACTIONS 235U, 238U(n, γ), E<426 keV; measured reaction products; deduced σ. Comparison with ENDF/B-VII.1, JENDL-4.0, CENDL-3.1, ROSFOND 2010, and JEFF-3.1.2 evaluated nuclear libraries.
doi: 10.1103/PhysRevLett.112.192501
2013WA01 Nucl.Instrum.Methods Phys.Res. B294, 496 (2013) A.Wallner, K.Melber, S.Merchel, U.Ott, O.Forstner, R.Golser, W.Kutschera, A.Priller, P.Steier Stable platinum isotope measurements in presolar nanodiamonds by TEAMS
doi: 10.1016/j.nimb.2011.03.036
2011DE03 Phys.Rev. C 83, 015801 (2011) F.Dellinger, W.Kutschera, O.Forstner, R.Golser, A.Priller, P.Steier, A.Wallner, G.Winkler Upper limits for the existence of long-lived isotopes of roentgenium in natural gold ATOMIC MASSES 261,265,289,290,291,292,293,294,295,296Rg; measured abundance in natural gold using accelerator mass spectrometry (AMS). No events observed for 261Rg and 265Rg, not confirming a positive identification in another recent study. No events observed for 289,290,292,293,295,296Rg. Two and nine events recorded apparently for 291Rg and 294Rg, respectively could be explained otherwise, thus making positive identification for Rg unlikely. Upper limits established in the range of 1016.
doi: 10.1103/PhysRevC.83.015801
2011DE21 Phys.Rev. C 83, 065806 (2011) F.Dellinger, O.Forstner, R.Golser, A.Priller, P.Steier, A.Wallner, G.Winkler, W.Kutschera Ultrasensitive search for long-lived superheavy nuclides in the mass range A=288 to A=300 in natural Pt, Pb, and Bi ATOMIC MASSES 288,289,290,291,292,293,294,295Ds, 292,293,294,295,296,297,298,299Fl, 293,294,295,296,297,298,299,300Mc; measured abundance in natural platinum, lead, and bismuth samples using accelerator mass spectrometry (AMS) technique. Comparison with previous data. Ultrasensitive search for SHE in natural Pt, Pb and Bi samples proved negative with upper limits established.
doi: 10.1103/PhysRevC.83.065806
2011WA35 J.Korean Phys.Soc. 59, 1410s (2011) A.Wallner, K.Buczak, F.Quinto, P.Steier, T.Belgya, L.Szentmiklosi, M.Bichler, I.Dillmann, F.Kappeler, A.Mengoni Neutron-capture Studies on 235U and 238U via AMS
doi: 10.3938/jkps.59.1410
2010WA45 J.Phys.:Conf.Ser. 202, 012020 (2010) A.Wallner, K.Buczak, T.Belgya, M.Bichler, L.Coquard, I.Dillmann, O.Forstner, R.Golser, F.Kappeler, W.Kutschera, C.Lederer, A.Mengoni, A.Priller, R.Reifarth, P.Steier, L.Szentmiklosi Precise measurement of the neutron capture reaction 54Fe(n, γ)55Fe via AMS NUCLEAR REACTIONS 54Fe(n, γ), E=cold, thermal, 25 keV, 520 keV, 14 MeV; measured reaction products using activation and subsequent AMS (accelerator mass spectrometry); deduced σ. Compared with JEFF-3.1, ENDF-B-6.8, JENDL-3.3.
doi: 10.1088/1742-6596/202/1/012020
2009DI04 Phys.Rev. C 79, 065805 (2009) I.Dillmann, C.Domingo-Pardo, M.Heil, F.Kappeler, A.Wallner, O.Forstner, R.Golser, W.Kutschera, A.Priller, P.Steier, A.Mengoni, R.Gallino, M.Paul, C.Vockenhuber Determination of the stellar (n, γ) cross section of 40Ca with accelerator mass spectrometry NUCLEAR REACTIONS 40Ca(n, γ), E<106 keV; measured σ, σ(E) using activation technique and accelerator mass spectrometry; deduced Maxwellian averaged cross sections. Neutrons from 7Li(p, n)7Be reaction at E(p)=1912 keV. 197Au(n, γ), E<106 keV; measured σ and used as a standard. Comparison with previous experimental data and theoretical predictions.
doi: 10.1103/PhysRevC.79.065805
2008ST08 Nucl.Instrum.Methods Phys.Res. B266, 2246 (2008) P.Steier, M.Bichler, L.K.Fifield, R.Golser, W.Kutschera, A.Priller, F.Quinto, S.Richter, M.Srncik, P.Terrasi, L.Wacker, A.Wallner, G.Wallner, K.M.Wilcken, E.M.Wild Natural and anthropogenic 236U in environmental samples
doi: 10.1016/j.nimb.2008.03.002
2008WA06 J.Phys.(London) G35, 014018 (2008) A.Wallner, L.Coquard, I.Dillmann, O.Forstner, R.Golser, M.Heil, F.Kappeler, W.Kutschera, A.Mengoni, L.Michlmayr, A.Priller, P.Steier, M.Wiescher Measurement of the stellar cross sections for the reactions 9Be(n, γ)10Be and 13C(n, γ)14C via AMS NUCLEAR REACTIONS 9Be(n, γ), E= spectrum; 13C(n, γ), E=spectrum; measured capture cross sections using a combination of activation technique and AMS. Comparisons with existing data.
doi: 10.1088/0954-3899/35/1/014018
2007WA15 Nucl.Instrum.Methods Phys.Res. B259, 677 (2007) A.Wallner, M.Bichler, I.Dillmann, R.Golser, F.Kappeler, W.Kutschera, M.Paul, A.Priller, P.Steier, C.Vockenhuber AMS measurements of 41Ca and 55Fe at VERA - two radionuclides of astrophysical interest
doi: 10.1016/j.nimb.2007.01.207
2006WA22 Eur.Phys.J. A 27, Supplement 1, 337 (2006) A.Wallner, R.Golser, W.Kutschera, A.Priller, P.Steier, C.Vockenhuber AMS - A powerful tool for probing nucleosynthesis via long-lived radionuclides
doi: 10.1140/epja/i2006-08-052-3
2005FE11 Nucl.Instrum.Methods Phys.Res. B240, 495 (2005) J.O.Fernandez-Niello, A.Priller, A.Arazi, D.Djokic, R.Golser, W.Kutschera, P.Steier, C.Vockenhuber, A.Wallner A study of the tandem-terminal-stripper reaction 1H(12C, γ)13N with accelerator mass spectrometry NUCLEAR REACTIONS 1H(12C, γ), E(cm)=206.8, 229.5 keV; measured yields. Accelerator mass spectrometry.
doi: 10.1016/j.nimb.2005.06.149
2005VO17 Nucl.Phys. A758, 340c (2005) C.Vockenhuber, R.Golser, W.Kutschera, A.Priller, P.Steier, A.Wallner, M.Bichler 182Hf - from geophysics to astrophysics RADIOACTIVITY 182Hf(β-); measured T1/2. New accelerator mass spectrometry measurement discussed.
doi: 10.1016/j.nuclphysa.2005.05.062
2004VO16 Phys.Rev.Lett. 93, 172501 (2004) C.Vockenhuber, F.Oberli, M.Bichler, I.Ahmad, G.Quitte, M.Meier, A.N.Halliday, D.-C.Lee, W.Kutschera, P.Steier, R.J.Gehrke, R.G.Helmer New Half-Life Measurement of 182Hf: Improved Chronometer for the Early Solar System RADIOACTIVITY 182Hf(β-); measured T1/2. Neutron activation, isotope dilution, activity measurement. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.93.172501
2003WA11 Eur.Phys.J. A 17, 285 (2003) A.Wallner, S.V.Chuvaev, A.A.Filatenkov, Y.Ikeda, W.Kutschera, G.Mertens, A.Priller, W.Rochow, P.Steier, H.Vonach Precise measurement of the 27Al(n, 2n)26gAl excitation function near threshold and its relevance for fusion-plasma technology NUCLEAR REACTIONS 27Al(n, 2n), E=13.5-19 MeV; measured excitation function, σ. Accelerator mass spectrometry, application as fusion-plasma temperature monitor discussed.
doi: 10.1140/epja/i2002-10152-3
1998WA21 Nucl.Instrum.Methods Phys.Res. B139, 301 (1998) A.Wallner, R.Golser, W.Kutschera, A.Priller, P.Steier, H.Vonach, E.Wild 26Al Measurements with VERA NUCLEAR REACTIONS 27Al(n, 2n), (n, n), E=13.4-14.8 MeV; measured relative yields; deduced excitation function. Accelerator mass spectrometry.
doi: 10.1016/S0168-583X(97)00962-2
1997PR09 Phys.Rev. C56, 1424 (1997) A.Priller, P.Steier, A.Pavlik, B.Strohmaier, H.Vonach, A.Wallner, G.Winkler, M.B.Chadwick Double-Differential Neutron Emission Cross Sections of 14-MeV Neutron Induced Reactions on Na and Pb NUCLEAR REACTIONS 23Na, Pb(n, n), (n, n'X), E=14 MeV; measured neutron tof spectra, σ(E, θ). Statistical model calculations.
doi: 10.1103/PhysRevC.56.1424
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