A
as defined in Council Directive 2013/59/Euratom of 5 December 2013 laying down basic safety…, Article 4, point (5) (Definitions)
the activity of an amount of a radionuclide in a particular energy state at a given time. It is the quotient of dN by dt, where dN is the expectation value of the number of nuclear transitions from that energy state in the time interval dt: The unit of activity is the becquerel (Bq)
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Also defined in
- Proposal for a COUNCIL DIRECTIVE laying down basic safety standards for protection against the dangers arising from… 52011PC0593, Article 4, point (144)
the activity, A, of an amount of a radionuclide in a particular energy state at a given time. It is the quotient of d N by d t , where d N is the expectation value of the number of spontaneous nuclear transitions from that energy state in the time interval d t : [pic] The unit of activity is the… - Regulation (EU) 2018/858 of the European Parliament and of the Council of 30 May 2018 on the approval and market… 02018R0858-20260802, bI
a vehicle ‘A’ may be type-approved as N 1 (3,5 tonnes) and N 2 (4,2 tonnes) in relation to its maximum mass. In such a case, the parameters mentioned in category N 1 may be used also for the vehicle that falls into category N 2 (or vice-versa);