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Encyclopedia > Radiometric

In telecommunication and physics, radiometry is the science of radiation measurement.

SI radiometry units

edit  (http://en.wikipedia.org/w/index.php?title=Template:SI_radiometry_units&action=edit)

Quantity SI unit Symbol Notes
radiant energy joule J energy
radiant flux watt W radiant energy per unit time, also called radiant power
radiant intensity watts per steradian W · sr-1 power per unit solid angle
radiance watts per steradian per square metre W · sr-1 · m-2 power per unit solid angle per unit area
irrradiance watts per square metre W · m-2 power per unit area, also called radiant emittance or radiant exitance
spectral radiance watt per steradian per cubic metre W · sr-1 · m-3 commonly measured in W sr-1m-2nm-1
spectral irradiance watt per cubic metre W · m-3 commonly measured in W m-2 nm-1

Source


  Results from FactBites:
 
Radiometrics (1200 words)
Radiometrics is a measure of the natural radiation in the earth's surface, which can tell us about the distribution of certain soils and rocks.
Radiometrics is also useful for the study of geomorphology and soils.
Radiometric data are commonly displayed as a map, with colours representing sample values.
Mammoth Geophysical (1673 words)
Radiometric or gamma ray surveys, which relay on the surface measurement of natural gamma radiation, have been popular since the 1940’s.
When asked to review reports of radiometric highs and lows, the first question should be, "High and low compared to what?" Neither the clients nor the service companies have ever given a satisfactory answer based on radiation physics.
KUTT radiometric successes are not limited to Kentucky or to oil fields.
  More results at FactBites »


 

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