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NSR database version of March 2, 2024.

Search: Author = M.Bichler

Found 15 matches.

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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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23467. Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23047.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23295.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23170.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31719.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23022. Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22963.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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