kelvin
E167630
Kelvin is the SI base unit of thermodynamic temperature, used to measure absolute temperature from absolute zero upward.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Kelvin | 5 |
| kelvin canonical | 4 |
| Kelvin temperature scale | 2 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
SI base unit
ⓘ
thermodynamic temperature unit ⓘ unit of temperature ⓘ |
| absoluteZeroInCelsius | −273.15 °C ⓘ |
| absoluteZeroInFahrenheit | −459.67 °F ⓘ |
| absoluteZeroValue | 0 K ⓘ |
| belongsToSystem | metric system ⓘ |
| BoltzmannConstantExactValue | 1.380649×10⁻²³ J⋅K⁻¹ ⓘ |
| capitalizationRule | unit name lowercase, symbol uppercase ⓘ |
| category |
SI base units
ⓘ
units of temperature ⓘ |
| definedByConstant | Boltzmann constant ⓘ |
| definitionMethod | fixed numerical value of Boltzmann constant ⓘ |
| dimensionSymbol | Θ ⓘ |
| exampleBoilingPointOfWater | approximately 373.15 K at 1 atm ⓘ |
| exampleFreezingPointOfWater | approximately 273.15 K at 1 atm ⓘ |
| hasISO80000Code | K ⓘ |
| hasNISTDesignation | K ⓘ |
| hasSIBaseUnitStatusSince | 1960 ⓘ |
| isAbsoluteTemperatureScale | true ⓘ |
| isBaseForDerivedUnit | degree Rankine (via scale factor) ⓘ |
| isCoherentSIUnit | true ⓘ |
| isSIBaseUnit | true ⓘ |
| measurementQuantity | temperature ⓘ |
| namedAfter |
Lord Kelvin
ⓘ
surface form:
William Thomson, 1st Baron Kelvin
|
| notDegreeSymbol | no degree sign used ⓘ |
| offsetFromCelsius | +273.15 ⓘ |
| offsetFromFahrenheit | +459.67 (with scale factor) ⓘ |
| partOf | International System of Units ⓘ |
| previousDefinitionBasedOn | triple point of water ⓘ |
| redefinedOn | 2019-05-20 ⓘ |
| scaleType | absolute scale ⓘ |
| SIBaseQuantity | thermodynamic temperature ⓘ |
| spelling | kelvin self-link ⓘ |
| symbol | K ⓘ |
| triplePointOfWaterTemperature | 273.16 K ⓘ |
| unitIntervalEquals | 1 degree Celsius interval ⓘ |
| unitSystem | SI ⓘ |
| usedFor |
astronomy
ⓘ
engineering ⓘ physics ⓘ temperature intervals ⓘ thermodynamics ⓘ |
| usedInBlackBodyRadiation | yes ⓘ |
| usedInColorTemperature | yes ⓘ |
| usedInCryogenics | yes ⓘ |
| usedInPlasmaPhysics | yes ⓘ |
| zeroPoint | absolute zero ⓘ |
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Kelvin temperature scale
this entity surface form:
Kelvin
subject surface form:
ampere
this entity surface form:
Kelvin temperature scale
this entity surface form:
Kelvin
this entity surface form:
Kelvin
this entity surface form:
Kelvin
this entity surface form:
Kelvin