IEVref: 395-05-41 ID: Language: en Status: Standard Term: dose equivalent Synonym1: Synonym2: Synonym3: Symbol: H Definition: product of D and Q at a point in tissue, where D is the absorbed dose, Q is the quality factor at that point H = D Q Note 1 to entry: This quantity is expressed in J kg−1 and the special name for the unit of dose equivalent is the sievert (Sv). Note 2 to entry: The values of Q are specified by the International Commission on Radiological Protection (ICRP). For beta, X, and gamma radiation Q is taken to be equal to unity for external radiation. Note 3 to entry: The dose equivalent should not be taken as the equivalent dose to a tissue or an organ. It is a separate radiation protection quantity. Note 4 to entry: This entry was numbered 393-14-72 in IEC 60050-393:2003. Publication date: 2014-03 Source: ICRU Report 51 Replaces: Internal notes: CO remarks: TC/SC remarks: VT remarks: Domain1: Domain2: Domain3: Domain4: Domain5: