quality factor(redirected from Q factor)
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Related to Q factor: resonance
qual·i·ty fac·tor (QF),
qual·i·ty fac·tor(kwah'li-tē fak'tŏr)
Used in radiation protection to account for the differences in the biologic effects from various types of radiation.
quality factorAbbreviation: Q
In radiology, a scale used to account for the biological effects of different radiations. Factors include beta, electron, and gamma x-radiation (Q = 1), thermal neutrons (Q = 5), and alpha neutrons and protons (Q = 20).
See also: factor