gauss

E157391

The gauss is a unit of magnetic flux density in the centimeter–gram–second (CGS) system, commonly used in physics to measure the strength of magnetic fields.

All labels observed (1)

Label Occurrences
gauss canonical 1

How this entity was disambiguated

Statements (44)

Predicate Object
instanceOf CGS unit
non-SI unit
unit of magnetic flux density
baseUnitsInCGS g^1 cm^-1 s^-2 A^-1 (up to system conventions)
belongsToCategory CGS electromagnetic units
units of magnetic flux density
conversionFromTesla 1 T = 10,000 G
conversionToSI 1 G = 10^-4 T
conversionToTesla 1 G = 0.0001 T
dimension M^1 T^-2 I^-1 (in SI base dimensions)
fieldOfUse electromagnetism
physics
hasDimensionSymbol B
historicalUse widely used before adoption of SI tesla
isCoherentInCGS true
isCoherentInSI false
isNamedUnit true
isPartOf CGS-EMU system
Gaussian units
isScalarUnit true
isUsedToMeasure magnetic field intensity (B)
strength of magnetic fields
namedAfter Carl Friedrich Gauss
notation often written without italics in technical texts
orderOfMagnitudeExample Earth’s surface magnetic field is about 0.25–0.65 G
small refrigerator magnets are typically tens to hundreds of gauss at the surface
quantityMeasured magnetic flux density
magnetic induction
relatedUnit maxwell
relationToMaxwell 1 G = 1 Mx/cm^2
SIUnitEquivalent tesla
statusInSI not accepted for use with the SI
stillUsedIn some scientific and engineering subfields
symbol G
systemOfUnits centimeter–gram–second system of units
typicalUseCases geomagnetism
laboratory magnetic field measurements
magnetic resonance imaging (MRI) specifications
permanent magnet characterization
unitSystemType electromagnetic CGS unit
usedIn astrophysics
magnetics engineering
solar physics
space physics

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.