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  Ar and Kr concentrations in nitrogen as a measure of the Ar-39 and Kr-85 activities in connection with the solar neutrino experiment BOREXINO

Zuzel, G., Simgen, H., & Heusser, G. (2004). Ar and Kr concentrations in nitrogen as a measure of the Ar-39 and Kr-85 activities in connection with the solar neutrino experiment BOREXINO. Low Level Radionuclide Measurement Techniques - ICRM, 197-201. Retrieved from http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TJ0-4C829JX-2&_user=41881&_handle=B-WA-A-W-CE-MsSAYWA-UUA-AAUDVWWWDE-AAUCUUBUDE-YBZWYDAZY-CE-U&_fmt=summary&_coverDate=09%2F30%2F2004&_rdoc=20&_orig=browse&_srch=%23toc%235296%232004%23999389997%23503762!&_cdi=5296&view=c&_acct=C000002578&_version=1&_urlVersion=0&_userid=41881&md5=6fd6705c7b4d7123d709d34fd50c8e32.

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 Creators:
Zuzel, Grzegorz1, Author           
Simgen, Hardy1, Author           
Heusser, Gerd1, Author           
Affiliations:
1Division Prof. Dr. Manfred Lindner, MPI for Nuclear Physics, Max Planck Society, ou_904549              

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 Abstract: Among other radionuclides, 39Ar and 85Kr are potential background sources in the solar neutrino detector Borexino. The expected low event rate requires that the nitrogen used in the experiment needs to have lower concentrations than 0.5 microBq/m3 for 39Ar and 0.2 microBq/m3 for 85Kr, corresponding to volume concentrations in N2 of 0.4E−6 m3/m3 for Ar and 0.2E-12 m3/m3 for Kr. Applying gas mass spectrometry and special care in the sampling technique we succeeded in finding the required purity. In addition, we studied the possibility to purify nitrogen from Kr by the adsorption method.

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Title: Low Level Radionuclide Measurement Techniques - ICRM
Source Genre: Issue
 Creator(s):
Schwaiger, M., Editor
Edelmaier, R., Editor
Holm, E., Editor
Jerome, S., Editor
Affiliations:
-
Publ. Info: -
Pages: - Volume / Issue: - Sequence Number: - Start / End Page: 197 - 201 Identifier: -

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Title: Applied Radiation and Isotopes
  Alternative Title : Appl. Rad. Isot.
Source Genre: Journal
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Affiliations:
Publ. Info: -
Pages: - Volume / Issue: 61 (2-3) Sequence Number: - Start / End Page: - Identifier: -