(Q105883079)

English

Richardson constant

quantity in the expression for the thermionic emission current density

Richardson coefficient

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Statements

subclass of

physical quantity

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named after

Owen Willans Richardson

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ISQ dimension

{\mathsf {L}}^{-2}{\mathsf {I}}{\mathsf {\Theta }}^{-2}

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defining formula

J=AT^{2}\exp {\left(-{\frac {\phi }{kT}}\right)}

2 references

stated in

ISO 80000-12:2019 Quantities and units — Part 12: Condensed matter physics

section, verse, paragraph, or clause

12-26

stated in

International Electrotechnical Vocabulary

IEV number

113-06-30

in defining formula

A

symbol represents

Richardson constant

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J

symbol represents

thermionic emission current density

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T

symbol represents

thermodynamic temperature

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\phi

symbol represents

work function

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k

symbol represents

Boltzmann constant

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quantity symbol (LaTeX)

A

1 reference

stated in

ISO 80000-12:2019 Quantities and units — Part 12: Condensed matter physics

section, verse, paragraph, or clause

12-26

described by source

ISO 80000-12:2019 Quantities and units — Part 12: Condensed matter physics

section, verse, paragraph, or clause

12-26

subject named as

Richardson constant

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maintained by WikiProject

WikiProject Mathematics

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recommended unit of measurement

ampere per square metre square kelvin

1 reference

stated in

ISO 80000-12:2019 Quantities and units — Part 12: Condensed matter physics

section, verse, paragraph, or clause

12-26

Identifiers

IEV number

113-06-30

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QUDT quantity kind ID

RichardsonConstant

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Wolfram Language quantity ID

RichardsonCoefficient

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Sitelinks

Wikipedia(2 entries)

dewiki Richardson-Konstante
enwiki Richardson constant

(Q105883079)

Richardson constant

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Wikipedia(2 entries)

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