energy flux density

https://doi.org/10.1351/goldbook.E02106
For mono-directional @[email protected], the @[email protected] 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]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014