radiant flux


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Related to radiant flux: luminous flux, Radiant intensity, radiance

radiant flux

n.
The rate of flow of radiant energy.

radiant flux

n
(General Physics) the rate of flow of energy as radiation. It is measured in watts. Symbol: Φe

ra′diant flux′


n.
the time rate of flow of radiant energy.
[1915–20]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.radiant flux - the rate of flow of radiant energy (electromagnetic waves)
flux - the rate of flow of energy or particles across a given surface
luminous flux - the rate of flow of light energy
References in periodicals archive ?
o] of the FR in terms of the ASR and the spectral radiant flux [PHI]([lambda]).
The NUVA33 series comes in wavelengths from 365nm to 405nm, radiant flux of 870mW ~ 1000mW at 500mA, ideal for UV curing, photo catalyst and sensor light applications.
The major concept is the flow of light in a space, reminiscent of David DiLaura's pioneering work in radiant flux transfer which begat a significant portion of what we now know as computer simulation of light.
In the heat budget flux equation, the first part is the extent of the radiant flux, and the water is uptaken in the desired place.
In these two Handbooks, the effective radiant flux for spot beam heating is estimated for seated and standing persons, depending on azimuth and elevation angles.
Working together with the Luftwaffe Institute of Aviation Medicine, Cassidian has carried out a medicinal study and shown that the dazzle effect falls below the radiant flux density which is permissible for eyes.
ANSI/IES RP-16 (IES 2010) defines the reflectance of a surface as "the ratio of the reflected flux to the incident flux," where flux may be either radiant flux (measured in watts) or luminous flux (measured in lumens).
Key words: low-temperature panels, thermal comfort, radiation efficiency, loss of flow, specific radiant flux
The radiant flux in each path is then measured by infrared detectors, and the signals are analyzed.
The net radiation measured by the pyranometers represents net shortwave (or solar) radiant flux, and the net radiation measured by the pyrgeometers represents net longwave (or far infrared) radiant flux.
2] for any pair of gravitating masses in mutual distance L = 1 cm, when the radiant flux [PHI] [erg/sec] is [[PHI].