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background count |
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background count [′bak‚grau̇nd ‚kau̇nt] (physics) Responses of the radiation counting system to radiation coming from sources other than the source to be measured. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Background counts arising from external (to our apparatus) sources continue to be a difficulty; as a point-of-reference, the background count rate drops a factor of five when the reactor is turned off. However, the number of neutrino events counted in the experimental is only what one would expect as a background count, and the results may represent some kind of statistical fluke or an unforeseen problem in the apparatus or analysis. At the end of each data-taking cycle the gate potential was lowered to zero to allow a background count. |
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