SWEET Ontology Representation Scientific Units
type: Ontology
imports: relaMath
imports: relaSci
imports: repr
imports: reprMathOperation
contributor: https://orcid.org/0000-0002-3884-3420
license: https://creativecommons.org/publicdomain/zero/1.0/
modified: 2021-02-23
version info: 3.6.0

base unit
type: Class
subclass of: unit
disjoint with: complex unit

complex unit
type: Class
subclass of: unit

logarithmic unit
type: Class
subclass of: unit
subclass of: Restriction
  on property: hasScale
  all values from: LogarithmicScale

prefix
type: Class
subclass of: Measurement

unit
type: Class
subclass of: Measurement

unit defined by product
type: Class
subclass of: Product
subclass of: complex unit

unit derived by raising to power
type: Class
subclass of: complex unit

unit derived by scaling
type: Class
subclass of: complex unit

unit derived by shifting
type: Class
subclass of: complex unit

fnu
type: NamedIndividual
type: unit

ftu
type: NamedIndividual
type: unit

formazin turbidity unit
type: NamedIndividual
type: unit

mhz
type: NamedIndividual
type: unit derived by scaling
notation: MHz

mya
type: NamedIndividual
type: unit derived by scaling
has base unit: year
has scaling number: 1000.0
notation: Ma

ampere
type: NamedIndividual
type: base unit
has symbol: A
notation: A

ampere per meter
type: NamedIndividual
type: unit defined by product
has operand: ampere
has operand: per meter
notation: A/m

ampere per meter squared
type: NamedIndividual
type: unit defined by product
has operand: ampere
has operand: per meter squared
notation: A/m2

ampere squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: ampere
to the power: 2.0
notation: A2

arcminute
type: NamedIndividual
type: unit derived by scaling
has base unit: radian
has scaling number: 0.0002909
notation: '

arcsecond
type: NamedIndividual
type: unit derived by scaling
has base unit: radian
has scaling number: 0.000004848
notation: ''

candela
type: NamedIndividual
type: base unit
has symbol: cd
notation: cd

candela per meter squared
type: NamedIndividual
type: unit defined by product
has operand: candela
has operand: per meter squared
notation: cd/m2

centi
type: NamedIndividual
type: prefix
has numeric value: 0.01
has symbol: c
notation: c

centimeter
type: NamedIndividual
type: unit derived by scaling
has base unit: meter
has prefix: centi
has scaling number: 0.01
notation: cm

century
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 3155692600.0
notation: 100.a

coulomb
type: NamedIndividual
type: unit defined by product
has operand: ampere
has operand: second
has symbol: C
notation: C

coulomb meter
type: NamedIndividual
type: unit defined by product
has operand: coulomb
has operand: meter
notation: C.m

coulomb per meter cubed
type: NamedIndividual
type: unit defined by product
has operand: coulomb
has operand: per meter cubed
notation: C/m3

coulomb per meter squared
type: NamedIndividual
type: unit defined by product
has operand: coulomb
has operand: per meter squared
notation: C/m2

day
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 86400.0
notation: d

db
type: NamedIndividual
type: logarithmic unit
notation: dB

deca
type: NamedIndividual
type: prefix
has numeric value: 10.0
has symbol: da
notation: da

decade
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 315569260.0
notation: 10.a

degree c
type: NamedIndividual
type: unit derived by shifting
has base unit: kelvin
has shifting number: -273.0
has symbol: °C
notation: Cel

degree f
type: NamedIndividual
type: unit derived by shifting
has base unit: degree c
has scaling number: 1.8
has shifting number: 32.0
notation: [degF]

degrees
type: NamedIndividual
type: unit derived by scaling
has base unit: radian
has scaling number: 57.2957795
notation: deg

dimensionless unit
type: NamedIndividual
type: base unit

exa
type: NamedIndividual
type: prefix
has numeric value: 1000000000000000000.0
has symbol: E
notation: E

farad
type: NamedIndividual
type: unit defined by product
has operand: coulomb
has operand: per volt
has symbol: F
notation: F

farad per meter
type: NamedIndividual
type: unit defined by product
has operand: farad
has operand: per meter
notation: F/m

giga
type: NamedIndividual
type: prefix
has numeric value: 1000000000.0
has symbol: G
notation: G

gigahertz
type: NamedIndividual
type: unit derived by scaling
has base unit: hertz
has prefix: giga
has scaling number: 1000000000.0
notation: GHz

hecto
type: NamedIndividual
type: prefix
has numeric value: 100.0
has symbol: h
notation: h

henry
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter squared
has operand: per ampere squared
has operand: per second squared
notation: H

henry per meter
type: NamedIndividual
type: unit defined by product
has operand: henry
has operand: per meter
notation: H/m

hertz
type: NamedIndividual
type: unit derived by raising to power
has symbol: Hz
notation: Hz

hour
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 3600.0
notation: h

joule
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: per second squared
has symbol: J
notation: J

joule per kelvin
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per kelvin
notation: J/K

joule per kilogram
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per kilogram
notation: J/kg

joule per kilogram per kelvin
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per kelvin
has operand: per kilogram
notation: J/kg/K

joule per meter cubed per kelvin
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per kelvin
has operand: per meter cubed
notation: J/m3/K

joule per meter squared
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per meter squared
notation: J/m2

joule per mole per kelvin
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per kelvin
has operand: per mole
notation: J/mol/K

joule per tesla
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per tesla
notation: J/T

joule second
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: second
notation: J.s

kelvin
type: NamedIndividual
type: base unit
has symbol: K
notation: K

kelvin per meter
type: NamedIndividual
type: unit defined by product
has operand: kelvin
has operand: per meter
notation: K/m

kilo
type: NamedIndividual
type: prefix
has numeric value: 1000.0
has symbol: k
notation: k

kilogram
type: NamedIndividual
type: base unit
has symbol: kg
notation: kg

kilogram meter per second
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter
has operand: per second
notation: kg.m/s

kilogram per meter cubed
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: per meter cubed
notation: kg/m3

kilogram per meter squared
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: per meter squared
notation: kg/m2

kilogram radian per second
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: per second
has operand: radian
notation: kg.rad/s

kilohertz
type: NamedIndividual
type: unit derived by scaling
has base unit: hertz
has prefix: kilo
has scaling number: 1000.0
notation: kHz

kilometer
type: NamedIndividual
type: unit derived by scaling
has base unit: meter
has prefix: kilo
has scaling number: 1000.0
notation: km

kilometer per hour
type: NamedIndividual
type: unit derived by scaling
has base unit: meter per second
has scaling number: 0.27777777
notation: km/h

lumen
type: NamedIndividual
type: unit defined by product
has operand: candela
has operand: steradian
notation: lm

lux
type: NamedIndividual
type: unit defined by product
has operand: candela
has operand: lumen
has operand: per meter squared
has symbol: lx
notation: lx

mega
type: NamedIndividual
type: prefix
has numeric value: 1000000.0
has symbol: M
notation: M

megahertz
type: NamedIndividual
type: unit derived by scaling
has base unit: hertz
has prefix: mega
has scaling number: 1000000.0
notation: MHz

meter
type: NamedIndividual
type: base unit
has symbol: m
notation: m

meter cubed
type: NamedIndividual
type: unit derived by raising to power
has base unit: meter
to the power: 3.0
notation: m3

meter cubed per kelvin
type: NamedIndividual
type: unit defined by product
has operand: meter cubed
has operand: per kelvin
notation: m3/K

meter cubed per kilogram
type: NamedIndividual
type: unit defined by product
has operand: meter cubed
has operand: per kilogram
notation: m3/kg

meter cubed per second
type: NamedIndividual
type: unit defined by product
has operand: meter cubed
has operand: per second
notation: m3/s

meter per kelvin
type: NamedIndividual
type: unit defined by product
has operand: meter
has operand: per kelvin
notation: m/K

meter per second
type: NamedIndividual
type: unit defined by product
has operand: meter
has operand: per second
notation: m/s

meter per second squared
type: NamedIndividual
type: unit defined by product
has operand: meter
has operand: per second squared
notation: m/s2

meter squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: meter
to the power: 2.0
notation: m2

meter squared per kilogram
type: NamedIndividual
type: unit defined by product
has operand: meter squared
has operand: per kilogram
notation: m2/kg

meter squared per second
type: NamedIndividual
type: unit defined by product
has operand: meter squared
has operand: per second
notation: m2/s

meter squared per second squared
type: NamedIndividual
type: unit defined by product
has operand: meter squared
has operand: per second squared
notation: m2/s2

metre
type: NamedIndividual
type: base unit
notation: m

micro
type: NamedIndividual
type: prefix
has numeric value: 0.000001
notation: u

micrometer
type: NamedIndividual
type: unit derived by scaling
has base unit: meter
has prefix: micro
has scaling number: 0.000001
notation: um

micron
type: NamedIndividual
type: unit derived by scaling
notation: um

millenium
type: NamedIndividual
type: unit derived by scaling
has base unit: year
has scaling number: 1000.0
notation: ka

milli
type: NamedIndividual
type: prefix
has numeric value: 0.001
has symbol: m
notation: m

millimeter
type: NamedIndividual
type: unit derived by scaling
has base unit: meter
has prefix: milli
has scaling number: 0.001
notation: mm

million km2
type: NamedIndividual
type: unit derived by scaling
has base unit: meter squared
has scaling number: 0.000000000001
notation: 1000000.km2

million km3
type: NamedIndividual
type: unit derived by scaling
has base unit: meter cubed
has scaling number: 0.000000000000001
notation: 1000000.km3

minute
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 60.0
notation: min

mole
type: NamedIndividual
type: base unit
has symbol: mol
notation: mol

month
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 2629744.0
notation: mo

nano
type: NamedIndividual
type: prefix
has numeric value: 0.000000001
has symbol: n
notation: n

nanometer
type: NamedIndividual
type: unit derived by scaling
has base unit: meter
has prefix: nano
has scaling number: 0.000000001
notation: nm

newton
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter
has operand: per second squared
has symbol: N
notation: N

newton meter
type: NamedIndividual
type: unit defined by product
has operand: meter
has operand: newton
notation: N.m

newton per meter
type: NamedIndividual
type: unit defined by product
has operand: newton
has operand: per meter
notation: N/m

normalized unit
type: NamedIndividual
type: base unit

ohm
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter squared
has operand: per ampere squared
has operand: per second cubed
notation: Ohm

ohm meter
type: NamedIndividual
type: unit defined by product
has operand: meter
has operand: ohm
notation: Ohm.m

pascal
type: NamedIndividual
type: unit defined by product
has operand: newton
has operand: per meter squared
has symbol: Pa
notation: Pa

pascal per second
type: NamedIndividual
type: unit defined by product
has operand: pascal
has operand: per second
has symbol: pa/s
notation: Pa/s

pascal second
type: NamedIndividual
type: unit defined by product
has operand: pascal
has operand: second
notation: Pa.s

per ampere
type: NamedIndividual
type: unit derived by raising to power
has base unit: ampere
to the power: -1.0
notation: /A

per ampere squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: ampere
to the power: -2.0
notation: /A2

per candela
type: NamedIndividual
type: unit derived by raising to power
has base unit: candela
to the power: -1.0
notation: /cd

per kelvin
type: NamedIndividual
type: unit derived by raising to power
has base unit: kelvin
to the power: -1.0
notation: /K

per kilogram
type: NamedIndividual
type: unit derived by raising to power
has base unit: kilogram
to the power: -1.0
notation: /kg

per kilogram meter squared per second kelvin
type: NamedIndividual
type: unit defined by product
has operand: kelvin
has operand: meter squared
has operand: per kilogram
has operand: per second
notation: /kg/m2/s/K

per kilogram mole
type: NamedIndividual
type: unit defined by product
has operand: mole
has operand: per kilogram
notation: /kg/mol

per meter
type: NamedIndividual
type: unit derived by raising to power
has base unit: meter
to the power: -1.0
notation: /m

per meter cubed
type: NamedIndividual
type: unit derived by raising to power
has base unit: meter
to the power: -3.0
notation: /m3

per meter squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: meter
to the power: -2.0
notation: /m2

per mil
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.001
notation: [ppth]

per mole
type: NamedIndividual
type: unit derived by raising to power
has base unit: mole
to the power: -1.0
notation: /mol

per pascal
type: NamedIndividual
type: unit derived by raising to power
has base unit: pascal
to the power: -1.0
notation: /Pa

per radian
type: NamedIndividual
type: unit derived by raising to power
has base unit: radian
to the power: -1.0
notation: /rad

per second
type: NamedIndividual
type: unit derived by raising to power
has base unit: second
to the power: -1.0
has symbol: s⁻¹
notation: /s

per second cubed
type: NamedIndividual
type: unit derived by raising to power
has base unit: second
to the power: -3.0
notation: /s3

per second squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: second
to the power: -2.0
notation: /s2

per steradian
type: NamedIndividual
type: unit derived by raising to power
has base unit: steradian
to the power: -1.0
notation: /sr

per tesla
type: NamedIndividual
type: unit derived by raising to power
has base unit: tesla
to the power: -1.0
notation: /T

per volt
type: NamedIndividual
type: unit derived by raising to power
has base unit: volt
to the power: -1.0
notation: /V

percent
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.01
notation: %

permil
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.001
notation: [ppth]

peta
type: NamedIndividual
type: prefix
has numeric value: 1000000000000000.0
has symbol: P
notation: P

ppb
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.000000001
notation: [ppb]

ppbv
type: NamedIndividual
type: unit derived by scaling
has base unit: volume ratio
has scaling number: 0.000000001
notation: [ppb]{vol}

ppm
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.000001
notation: [ppm]

ppmv
type: NamedIndividual
type: unit derived by scaling
has base unit: volume ratio
has scaling number: 0.000001
notation: [ppm]{vol}

ppt
type: NamedIndividual
type: unit derived by scaling
has base unit: ratio
has scaling number: 0.000000000001
notation: [pptr]

pptv
type: NamedIndividual
type: unit derived by scaling
has base unit: volume ratio
has scaling number: 0.000000000001
notation: [pptr]{vol}

radian
type: NamedIndividual
type: base unit
has symbol: rad
notation: rad

radian per second
type: NamedIndividual
type: unit defined by product
has operand: per second
has operand: radian
notation: rad/s

radian per second squared
type: NamedIndividual
type: unit defined by product
has operand: per second squared
has operand: radian
notation: rad/s2

ratio
type: NamedIndividual
type: base unit

season
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 7889232.0

second
type: NamedIndividual
type: base unit
has symbol: s
notation: s

second squared
type: NamedIndividual
type: unit derived by raising to power
has base unit: second
to the power: 2.0
notation: s2

siemens
type: NamedIndividual
type: unit derived by raising to power
has base unit: ohm
to the power: -1.0
has symbol: S
notation: S

siemens per kilogram
type: NamedIndividual
type: unit defined by product
has operand: per kilogram
has operand: siemens
notation: S/kg

siemens per meter
type: NamedIndividual
type: unit defined by product
has operand: per meter
has operand: siemens
notation: S/m

steradian
type: NamedIndividual
type: base unit
has symbol: sr
notation: sr

tera
type: NamedIndividual
type: prefix
has numeric value: 1000000000000.0
has symbol: T
notation: T

terahertz
type: NamedIndividual
type: unit derived by scaling
has base unit: hertz
has prefix: tera
has scaling number: 1000000000000.0
notation: THz

tesla
type: NamedIndividual
type: unit defined by product
has operand: per meter squared
has operand: weber
notation: T

volt
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter squared
has operand: per ampere
has operand: per second cubed
has symbol: V
notation: V

volt per meter
type: NamedIndividual
type: unit defined by product
has operand: per meter
has operand: volt
notation: V/m

volume ratio
type: NamedIndividual
type: base unit

watt
type: NamedIndividual
type: unit defined by product
has operand: joule
has operand: per second
notation: W

watt per meter per kelvin
type: NamedIndividual
type: unit defined by product
has operand: per kelvin
has operand: per meter
has operand: watt
notation: W/m/K

watt per meter squared
type: NamedIndividual
type: unit defined by product
has operand: per meter squared
has operand: watt
notation: W/m2

watt per meter squared per kelvin
type: NamedIndividual
type: unit defined by product
has operand: per kelvin
has operand: watt per meter squared
notation: W/m2/K

watt per meter squared per steradian
type: NamedIndividual
type: unit defined by product
has operand: per steradian
has operand: watt per meter squared
notation: W/m2/sr

watt per meter squared per steradian per wavelength
type: NamedIndividual
type: unit defined by product
has operand: per meter
has operand: per steradian
has operand: watt per meter squared

weber
type: NamedIndividual
type: unit defined by product
has operand: kilogram
has operand: meter squared
has operand: per ampere
has operand: per second squared
notation: Wb

week
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 604800.0
notation: wk

year
type: NamedIndividual
type: unit derived by scaling
has base unit: second
has scaling number: 31556926.0
notation: a