" /> radiant exposure - CISMeF





Preferred Label : radiant exposure;

Detailed label : radiant exposure, H;

IUPAC definition : radiant energy, Q, u incident /u from all u upward /u directions on a small sphere divided by the cross-sectional area of that sphere. SI unit is J m-2.;

Scope note : this term refers to a beam not scattered or reflected by the target or its surroundings. for a beam incident from all directions fluence (ho,fo) is an equivalent term.; mathematical definition: h s q t t e if q is constant over the area, h q s . if e, is constant over the time interval, h e t .; equivalent definition: irradiance, e, integrated over the time of irradiation.;

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radiant energy, Q, u incident /u from all u upward /u directions on a small sphere divided by the cross-sectional area of that sphere. SI unit is J m-2.

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29/07/2025


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