energy flux density

https://doi.org/10.1351/goldbook.E02106
For mono-directional radiation, the energy traversing in a time interval over a small area perpendicular to the direction of the energy flow, divided by that time interval and by that area.
See also: intensity
Source:
PAC, 1994, 66, 2513. (Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)) on page 2519 [Terms] [Paper]
Citation: 'energy flux density' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.E02106 RIS BibTex EndNote
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