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Phys. Rev. E 50, 2588–2590 (1994)

1/f noise in the β decay of 90-90Y

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K. Gopala, M. Athiba Azhar, and Swamy
Department of Studies in Physics, University of Mysore, Manasagangotri, Mysore 570 006, India

Received 3 May 1994; published in the issue dated October 1994

The β- decay statistics of the radioactive 90-90Y source below 546 keV has been studied to search for the existence of 1/f noise. The presence of a flicker floor in a graph of relative Allan variance versus inverse mean count 〈MT-1 shows the existence of 1/f noise.

© 1994 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevE.50.2588
DOI:
10.1103/PhysRevE.50.2588
PACS:
05.40.+j