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Additional
Aperiodic frequency
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Aperiodic frequency
Aperiodic frequency
is the
rate
of incidence or occurrence of non-
cyclic
phenomena, including random processes such as
radioactive decay
. It is expressed in
units of measurement
of
reciprocal seconds
or, in the case of radioactivity,
becquerels
. It is defined as a
ratio
,
f
=
N
/
T
, involving the number of times an
event
happened (
N
) during a given time
duration
(
T
); it is a
physical quantity
of type
temporal rate
.
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