Bambynek, W., Behrens, H., Chen, M. H., Crasemann, B., Fitzpatrick, M. L.,
Ledingham, K. W. D., Genz, H., Mutterer, M., and Intemann, R. L.: Orbital
electron capture by the nucleus, Rev. Mod. Phys., 49, 77–221,
https://doi.org/10.1103/RevModPhys.49.77, 1977.
Bé, M.-M., Chisté, V., Dulieu, C., Mougeot, X., Browne, E., Chechev, V., Kuzmenko, N., Kondev, F., Luca, A., and Galan, M.: Table of radionuclides (Vol. 5-A
= 22 to 244), Mongraphie BIPM-5, available at:
https://hal-cea.archives-ouvertes.fr/cea-02476352/document (last access: 12 November 2020), 2010.
Beckinsale, R. D. and Gale, N. H.: A reappraisal of the decay constants and
branching ratio of
40K, Earth Planet. Sc. Lett., 6, 289–294,
https://doi.org/10.1016/0012-821X(69)90170-8, 1969.
Bethe, H. A. and Bacher, R. F.: Nuclear physics A. Stationary states of
nuclei, Rev. Mod. Phys., 8, 82–229,
https://doi.org/10.1103/RevModPhys.8.82, 1936.
Bosch, H. E., Davidson, J., Davidson, M., and Szybisz, L.: The electron
capture to positron emission ratios in the decay of
22Na and
65Zn,
Z. Phys. A., 280, 321–327, https://doi.org/10.1007/BF01435440, 1977.
Carter, J., Ickert, R., Mark, D., Tremblay, M. M., Cresswell, A., and Sanderson, D.: Potassium_counting_experiment.csv, figshare, Dataset, https://doi.org/10.6084/m9.figshare.13280795.v1, 2020.
Chen, J.: Nuclear Data Sheets for
A=40, Nuclear Data Sheets, 140, 1–376,
https://doi.org/10.1016/j.nds.2017.02.001, 2017.
Cresswell, A. J., Carter, J., and Sanderson, D. C. W.: Dose rate conversion
parameters: Assessment of nuclear data, Radiat. Meas., 120, 195–201,
https://doi.org/10.1016/j.radmeas.2018.02.007, 2018.
Cresswell, A. J., Sanderson, D. C. W., and Carter, J.: Review of nuclear data for
naturally occurring radionuclides applied to environmental applications,
Eur. Phys. J. Plus, 134, 69, https://doi.org/10.1140/epjp/i2019-12437-1, 2019.
Di Stefano, P. C. F., Brewer, N., Fijałkowska, A., Gai, Z., Goetz, K. C.,
Grzywacz, R., Hamm, D., Lechner, P., Liu, Y., Lukosi, E., and Mancuso, M.:
The KDK (potassium decay) experiment, J. Phys. Conf. Ser., 1342,
012062, IOP Publishing, https://doi.org/10.1088/1742-6596/1342/1/012062, 2020.
Emery, G. T.: Ionization through Nuclear Electron Capture and Internal
Conversion, in: Atomic Inner-Shell Processes, Academic Press, New York, 201–231, https://doi.org/10.1016/B978-0-12-196901-1.50010-8, 1975.
Engelkemeir, D. W., Flynn, K. F., and Glendenin, L. E.: Positron Emission in the
Decay of K
40, Phys. Rev., 126, 1818–1822, https://doi.org/10.1103/PhysRev.126.1818, 1962.
Endt, P. M.: Energy levels of
A=21–44 nuclei (VII), Nucl. Phys. A, 521,
1–400, https://doi.org/10.1016/0375-9474(90)90598-G, 1990.
ENSDF Collaboration: LOGFT, available at:
https://www-nds.iaea.org/public/ensdf_pgm/, last access: 12 November 2020.
Fermi, E.: Versuch einer Theorie der
β-Strahlen. I, Z. Phys., 88,
161–177, https://doi.org/10.1007/BF01351864, 1934.
Fireman, E. L.: On the Decay of K
40, Phys. Rev., 75, 1447, https://doi.org/10.1103/PhysRev.75.1447.2, 1949.
Garner, E. L., Murphy, T. J., Gramlich, J. W., Paulsen, P. J., and Barnes, I. L.:
Absolute isotopic abundance ratios and the atomic weight of a reference
sample of potassium, J. Res. Natl. Bur. Stand. A Phys. Chem., 79A,
713–725, https://doi.org/10.6028/jres.079A.028, 1975.
Huber, P.: Determination of antineutrino spectra from nuclear
reactors, Phys. Rev. C, 84, 024617, https://doi.org/10.1103/PhysRevC.84.024617, 2011.
Kreger, W. E.: K Capture to positron ratio for Na
22, Phys. Rev., 96,
1554–1555, https://doi.org/10.1103/PhysRev.96.1554, 1954.
Kuiper, K. F., Deino, A., Hilgen, F. J., Krijgsman, W., Renne, P. R., and Wijbrans,
J. R.: Synchronizing rock clocks of Earth history, Science, 320,
500–504, https://doi.org/10.1126/science.1154339, 2008.
Kunze, V., Schmidt-Ott, W. D., and Behrens, H.: Remeasurement of capture to
positron decay ratios in
22Na and
65Zn and comparison with theory,
Z. Phys. A, 337, 169–173, https://doi.org/10.1007/BF01294288, 1990.
Leutz, H., Schulz, G., and Wenninger, H.: The decay of potassium-40, Z.
Phys., 187, 151–164, https://doi.org/10.1007/BF01387190,
1965.
MacMahon, T. D. and Baerg, A. P.: The electron capture to positron branching
ratio in the decay of
22Na, Can. J. Phys., 54, 1433–1437,
https://doi.org/10.1139/p76-168, 1976.
Marshall, B. D. and DePaolo, D. J.: Precise age determinations and petrogenetic
studies using the K-Ca method, Geochim. Cosmochim. Ac., 46, 2537–2545,
https://doi.org/10.1016/0016-7037(82)90376-3, 1982.
McCann, M. F. and Smith, K. M.: Direct measurement of the K electron capture to
positron emission ratio in the decay of
22Na, J. Phys. A-Gen. Phys.,
2, 392–397, https://doi.org/10.1088/0305-4470/2/3/018,
1969.
Merrihue, C. and Turner, G.: Potassium-argon dating by activation with fast
neutrons, J. Geophys. Res.-Sol. Ea., 71, 2852–2857, https://doi.org/10.1029/JZ071i011p02852, 1966.
Min, K., Mundil, R., Renne, P. R., and Ludwig, K. R.: A test for systematic
errors in
40Ar∕39Ar geochronology through comparison with U/Pb
analysis of a 1.1-Ga rhyolite, Geochim. Cosmochim. Ac., 64, 73–98,
https://doi.org/10.1016/S0016-7037(99)00204-5, 2000.
Morgan, L. E., Mark, D. F., Imlach, J., Barfod, D., and Dymock, R.: FCs-EK: A
new sampling of the Fish Canyon Tuff 40Ar/39Ar neutron flux monitor, Geol.
Soc. Spec. Publ., 378, 63–67, https://doi.org/10.1144/SP378.21, 2014.
Mougeot, X.: Improved calculations of electron capture transitions for decay
data and radionuclide metrology, Appl. Radiat. Isot., 134, 225–232,
https://doi.org/10.1016/j.apradiso.2017.07.027, 2018.
Mougeot, X. and Helmer, R. G.:
40K – Comments on evaluation of decay data, LNHB/INEEL, available at:
http://www.nucleide.org/DDEP_WG/Nuclides/K-40_com.pdf (last access: 12 November 2020), 2009.
Nähle, O., Kossert, K., and Klein, R.: Activity standardization of 22Na,
Appl. Radiat. Isot., 66, 865–871, https://doi.org/10.1016/j.apradiso.2008.02.028, 2008.
Pradler, J., Singh, B., and Yavin, I.: On an unverified nuclear decay and its
role in the DAMA experiment, Phys. Lett. B, 720, 399–404, https://doi.org/10.1016/j.physletb.2013.02.033, 2013.
Preece, K., Mark, D. F., Barclay, J., Cohen, B. E., Chamberlain, K. J., Jowitt,
C., Vye-Brown, C., Brown, R. J., and Hamilton, S.: Bridging the gap:
40Ar∕39Ar dating of volcanic eruptions from the “Age of
Discovery”, Geology, 46, 1035–1038, https://doi.org/10.1130/G45415.1, 2018.
Renne, P. R.:
40Ar∕39Ar age of plagioclase from Acapulco meteorite
and the problem of systematic errors in cosmochronology, Earth Planet. Sc. Lett., 175, 13–26, https://doi.org/10.1016/S0012-821X(99)00287-3, 2000.
Renne, P. R., Sharp, W. D., Deino, A. L., Orsi, G., and Civetta, L.:
40Ar∕39Ar dating into the historical realm: Calibration against
Pliny the Younger, Science, 277, 1279–1280, https://doi.org/10.1126/science.277.5330.1279, 1997.
Renne, P. R., Swisher, C. C., Deino, A. L., Karner, D. B., Owens, T. L., and
DePaolo, D. J.: Intercalibration of standards, absolute ages and
uncertainties in
40Ar∕39Ar dating, Chem. Geol., 145, 117–152,
https://doi.org/10.1016/S0009-2541(97)00159-9, 1998.
Renne, P. R., Mundil, R., Balco, G., Min, K., and Ludwig, K. R.: Joint
determination of
40K decay constants and
40Ar
for the Fish Canyon sanidine standard, and improved accuracy for
40Ar∕39Ar geochronology, Geochim. Cosmochim. Ac., 74,
5349–5367, https://doi.org/10.1016/j.gca.2010.06.017, 2010.
Renne, P. R., Balco, G., Ludwig, K. R., Mundil, R., and Min, K.: Response to the
comment by W.H. Schwarz et al. on “Joint determination of
40K decay
constants and
40Ar*/
40K for the Fish Canyon sanidine standard, and
improved accuracy for
40Ar∕39Ar geochronology” by P.R. Renne et
al. (2010), Geochim. Cosmochim. Ac., 75, 5097–5100, https://doi.org/10.1016/j.gca.2011.06.021, 2011.
Rivera, T. A., Storey, M., Zeeden, C., Hilgen, F. J., and Kuiper, K.: A refined
astronomically calibrated
40Ar∕39Ar age for Fish Canyon sanidine,
Earth Planet. Sc. Lett., 311, 420–426, https://doi.org/10.1016/j.epsl.2011.09.017, 2011.
Schmidt-Ott, W.-D., Lauerwald, J., Bosch, U., Dornhöfer, H., Schrewe, U. J., and
Behrens, H.: Electron-capture to positron ratio in the decays of
22Na
and
65Zn: Proceedings of the 7th International Conference on Atomic
Masses and Fundamental Constants AMCO-7, Technische Hochschule
Darmstadt, Lehrdruckerei, Darmstadt, 3–7 September 1984.
Steiger, R. and Jäger, E.: Subcommission on geochronology: convention on
the use of decay constants i
n geo-and cosmochronology, Earth Planet. Sc.
Lett., 36, 359–362, https://doi.org/10.1016/0012-821X(77)90060-7, 1977.
Stukel, M.: Characterization of Large Area Avalanche Photodiodes For The Measurement of The Electron Capture Decay Of
40K To The Ground State Of
40Ar, MSc Thesis, Queen's University, Australia, 159 pp., 2018.
Sýkora, I. and Povinec, P.: Measurement of electron capture to positron
emission ratios in light and medium nuclides, Nucl. Instrum. Methods Phys.
Res. B, 17, 467–471, https://doi.org/10.1016/0168-583X(86)90189-8, 1986.
Vatai, E., Varga, D., and Uchrin, J.: Measurement of the
ϵ/
β+ ratio in the decay of
22Na and
74As, Nucl. Phys. A, 116,
637–642, https://doi.org/10.1016/0375-9474(68)90396-5, 1968.
Wang, M., Audi, G., Kondev, F. G., Huang, W. J., Naimi, S., and Xu, X.: The
AME2016 atomic mass evaluation (II). Tables, graphs and references, Chinese
Phys. C, 41, 030003, https://doi.org/10.1088/1674-1137/41/3/030003, 2017.
Williams, A.: Measurement of the ratio of electron capture to positon
emission in the decay of Na-22, Nucl. Phys., 52, 324–332, https://doi.org/10.1016/0029-5582(64)90696-0, 1964.
Yukawa, H. and Sakata, S.: On the Theory of the
β-Disintegration 30 and the Allied Phenomenon, Proc. Phys. Math. Soc. Jpn., 3rd Series, 17, 467–479, available at:
https://www.jstage.jst.go.jp/article/ppmsj1919/17/0/17_0_467/_pdf (last access: 12 November 2020), 1935.