IEVref: 561-06-06 ID: Language: en Status: Standard Term: quality factor of a material Synonym1: Synonym2: Synonym3: Symbol: Q0 Definition: reciprocal of the tangent of the loss angle ${Q}_{0}={\epsilon }^{\prime }/{\epsilon }^{″}=1/\text{tan}\text{\hspace{0.17em}}\delta$ Note 1 to entry: The quality factor of a material is also defined as 2π times the ratio of the stored electromagnetic energy to the energy dissipated in the material per cycle. It is frequency dependent. Publication date: 2014-11 Source: Replaces: Internal notes: CO remarks: TC/SC remarks: VT remarks: Domain1: Domain2: Domain3: Domain4: Domain5: