NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = M.Bichler Found 15 matches. 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
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
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
2015HE18 Phys.Rev. C 92, 015806 (2015) T.Heftrich, M.Bichler, R.Dressler, K.Eberhardt, A.Endres, J.Glorius, K.Gobel, G.Hampel, M.Heftrich, F.Kappeler, C.Lederer, M.Mikorski, R.Plag, R.Reifarth, C.Stieghorst, S.Schmidt, D.Schumann, Z.Slavkovska, K.Sonnabend, A.Wallner, M.Weigand, N.Wiehl, S.Zauner Thermal neutron capture cross section of the radioactive isotope 60Fe NUCLEAR REACTIONS 60Fe(n, γ), E=thermal and epithermal; measured Eγ, Iγ, capture σ, resonance integral at Mainz TRIGA research reactor facility; deduced Maxwellian averaged cross section for kT=0.005 eV to 1 MeV, negligible s-wave part of the direct capture in the astrophysical regime of kT=10-100 keV. Comparison with evaluated cross sections in TENDL-2014 library.
doi: 10.1103/PhysRevC.92.015806
2015WA06 Phys.Rev.Lett. 114, 041101 (2015) A.Wallner, M.Bichler, K.Buczak, R.Dressler, L.K.Fifield, D.Schumann, J.H.Sterba, S.G.Tims, G.Wallner, W.Kutschera Settling the Half-Life of 60Fe: Fundamental for a Versatile Astrophysical Chronometer RADIOACTIVITY 60Fe, 60Co(β-) [from Cu(p, X), E=590 MeV]; measured decay products, Eγ, Iγ; deduced T1/2. Accelerator mass spectrometry, comparison with available data.
doi: 10.1103/PhysRevLett.114.041101
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
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
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
2008VO04 Phys.Rev. C 77, 044608 (2008) C.Vockenhuber, M.Bichler, A.Wallner, W.Kutschera, I.Dillmann, F.Kappeler Measurement of the thermal neutron capture cross section and the resonance integral of radioactive 182Hf NUCLEAR REACTIONS 180,182Hf(n, γ), E=thermal; measured Eγ, Iγ, σ, reaction rates. 94,96Zr(n, γ), E=thermal; measured reaction rates. 23Na, 37Cl, 55Mn, 115In, 179Hf, 182Ta(n, γ), E=thermal; measured Eγ. RADIOACTIVITY 183Hf(β-); measured Eγ, Iγ, absolute γ-ray intensities.
doi: 10.1103/PhysRevC.77.044608
2007VO02 Phys.Rev. C 75, 015804 (2007) C.Vockenhuber, I.Dillmann, M.Heil, F.Kappeler, N.Winckler, W.Kutschera, A.Wallner, M.Bichler, S.Dababneh, S.Bisterzo, R.Gallino Stellar (n, γ) cross sections of 174Hf and radioactive 182Hf NUCLEAR REACTIONS 174,180,182Hf(n, γ), E=spectrum; measured capture σ; deduced Maxwellian averaged σ, stellar enhancement factors. Comparison with model predictions.
doi: 10.1103/PhysRevC.75.015804
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
2006VO12 Phys.Rev. C 74, 057303 (2006) C.Vockenhuber, M.Bichler, W.Kutschera, A.Wallner, I.Dillmann, F.Kappeler Half-life of 183Hf RADIOACTIVITY 183Hf(β-) [from 182Hf(n, γ)]; 56Mn, 116mIn, 180mHf; measured Eγ, Iγ, T1/2. Comparisons with previous results.
doi: 10.1103/PhysRevC.74.057303
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
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