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(Q10498337)
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English
photon radiance
area density of the photon intensity in a specified direction
photon luminance
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Statements
subclass of
physical quantity
0 references
photon quantity
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ISQ dimension
L
−
2
T
−
1
{\displaystyle {\mathsf {L}}^{-2}{\mathsf {T}}^{-1}}
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defining formula
L
p
=
d
I
p
d
A
1
cos
α
{\displaystyle L_{\mathrm {p} }={\frac {\mathrm {d} I_{\mathrm {p} }}{\mathrm {d} A}}{\frac {1}{\cos {\alpha }}}}
1 reference
stated in
ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation
section, verse, paragraph, or clause
7-22
in defining formula
L
p
{\displaystyle L_{\mathrm {p} }}
symbol represents
photon radiance
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I
p
{\displaystyle I_{\mathrm {p} }}
symbol represents
photon intensity
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A
{\displaystyle A}
symbol represents
area
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α
{\displaystyle \alpha }
symbol represents
angular measure
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quantity symbol (LaTeX)
L
p
{\displaystyle L_{\mathrm {p} }}
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described by source
ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation
section, verse, paragraph, or clause
7-22
subject named as
photon radiance
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maintained by WikiProject
WikiProject Mathematics
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recommended unit of measurement
per square metre second steradian
1 reference
stated in
ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation
section, verse, paragraph, or clause
7-22
Identifiers
IUPAC Gold Book ID
P04639
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IEV number
845-21-051
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QUDT quantity kind ID
PhotonRadiance
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Wolfram Language quantity ID
PhotonRadiance
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Sitelinks
Wikipedia
(2 entries)
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enwiki
Photon radiance
svwiki
Fotonstrålning
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Wikiquote
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Wikisource
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Wikiversity
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Wiktionary
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