Articles | Volume 2, issue 2
https://doi.org/10.5194/gchron-2-355-2020
© Author(s) 2020. This work is distributed under the Creative Commons Attribution 4.0 License.
Research article
| 
26 Nov 2020
Research article |
| 26 Nov 2020
| 26 Nov 2020
Production of 40Ar by an overlooked mode of 40K decay with implications for K-Ar geochronology
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This preprint is open for discussion and under review for Geochronology (GChron).
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Revised manuscript accepted for GChron
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Cited articles
Aldrich, L. T. and Nier, A. O.: Argon 40 in potassium minerals, Phys. Rev.,
74, 876–877, https://doi.org/10.1103/PhysRev.74.876, 1948.
Altherr, R., Mertz-Kraus, R., Volker, F., Kreuzer, H., Henjes-Kunst, F., and
Lange, U.: Geodynamic setting of Upper Miocene to Quaternary alkaline
basalts from Harrat al `Uwayrid (NW Saudi Arabia): Constraints from KAr
dating, chemical and Sr-Nd-Pb isotope compositions, and petrological
modelling, Lithos, 330, 120–138, https://doi.org/10.1016/j.lithos.2019.02.007, 2019.
Audi, G., Bersillon, O., Blachot, J., and Wapstra, A. H.: The NUBASE
evaluation of nuclear and decay properties, Nucl. Phys. A, 729, 3–128,
https://doi.org/10.1016/j.nuclphysa.2003.11.001, 2003.
Baerg, A. P.: Electron capture to positron branching ratios in the decay of
22Na and 44Sc, Can. J. Phys., 61, 1222–1226, https://doi.org/10.1139/p83-155, 1983.
Bahcall, J. N.: Electron Capture and Nuclear Matrix Elements of Be7,
Phys. Rev., 128, 1297–1301,
https://doi.org/10.1201/9780429502811-65, 1962.
