Reference · Enumerations
Enum: UnitEnum
Physical units of measurement for model parameters, state variables, and integration settings. Uses conventional abbreviations as values, mapped to the QUDT ontology (http://qudt.org/vocab/unit/) with UO cross-references where available.
URI: tvbo_units:enum/UnitEnum
Permissible Values
s
qudt:SEC
Second
ms
qudt:MilliSEC
Millisecond
us
qudt:MicroSEC
Microsecond
ns
qudt:NanoSEC
Nanosecond
min
qudt:MIN
Minute (60 s)
h
qudt:HR
Hour (3600 s)
day
qudt:DAY
Day (86400 s)
year
qudt:YR
Julian year (365
per_s
qudt:PER-SEC
Per second (s⁻¹)
per_ms
qudt:PER-MilliSEC
Per millisecond (ms⁻¹)
Hz
qudt:HZ
Hertz (s⁻¹)
kHz
qudt:KiloHZ
Kilohertz
V
qudt:V
Volt
mV
qudt:MilliV
Millivolt
per_mV
None
Reciprocal millivolt (mV⁻¹)
mV_per_ms
None
Millivolt per millisecond
mV_per_s
None
Millivolt per second
A
qudt:A
Ampere
nA
qudt:NanoA
Nanoampere
pA
qudt:PicoA
Picoampere
uA_per_cm2
None
Microampere per square centimetre (current density)
pF
qudt:PicoFARAD
Picofarad
nF
qudt:NanoFARAD
Nanofarad
uF_per_cm2
None
Microfarad per square centimetre (specific capacitance)
nS
qudt:NanoS
Nanosiemens
uS
qudt:MicroS
Microsiemens
pS
qudt:PicoS
Picosiemens
S_per_cm2
None
Siemens per square centimetre (conductance density)
mS_per_cm2
None
Millisiemens per square centimetre (conductance density)
S_per_m2
None
Siemens per square metre (conductance density, SI)
nS_per_mV
None
Nanosiemens per millivolt
per_nC
None
Reciprocal nanocoulomb (nC⁻¹)
per_pC
None
Reciprocal picocoulomb (pC⁻¹)
mol_per_m3
qudt:MOL-PER-M3
Mole per cubic metre (mol/m³), which is millimolar exactly: one mM is one mmo…
mol_per_cm3
None
Mole per cubic centimetre (mol/cm³)
mmol_per_m3
qudt:MilliMOL-PER-M3
Millimole per cubic metre (mmol/m³), a thousandth of mM
mol_per_m_per_A_per_s
None
Mole per metre per ampere per second (concentration-current coupling)
um3
qudt:MicroM3
Cubic micrometre (µm³)
m
qudt:M
Metre
mm
qudt:MilliM
Millimetre
cm
qudt:CentiM
Centimetre
km
qudt:KiloM
Kilometre
per_mm2
None
Per square millimetre (mm⁻²)
per_m2
qudt:PER-M2
Per square metre (m⁻²)
m_per_s
qudt:M-PER-SEC
Metre per second
mm_per_ms
None
Millimetre per millisecond (= m/s)
Hz_per_nA
None
Hertz per nanoampere (neural gain)
S_per_m
qudt:S-PER-M
Siemens per metre (conductivity)
H_per_m
qudt:H-PER-M
Henry per metre (permeability)
ohm
qudt:OHM
Ohm (Ω)
Mohm
None
Megaohm (MΩ)
kohm_cm
None
Kilo-ohm centimetre (axial resistivity)
degC
qudt:DEG_C
Degree Celsius
rad_per_ms
None
Radian per millisecond
dimensionless
qudt:UNITLESS
Dimensionless (unitless)
percent
qudt:PERCENT
Percent (%)
arbitrary_unit
None
Arbitrary units (a
kg
qudt:KiloGM
Kilogram
kg_per_s
None
Kilogram per second
kg_m2
qudt:KiloGM-M2
Kilogram metre squared (moment of inertia)
m_per_s2
qudt:M-PER-SEC2
Metre per second squared (acceleration)
N_per_m
qudt:N-PER-M
Newton per metre (spring constant)
rad
qudt:RAD
Radian
rad_per_s
qudt:RAD-PER-SEC
Radian per second (angular velocity)
s2
qudt:SEC2
Second squared (inertia constant)
W
qudt:W
Watt (power)
MW
qudt:MegaW
Megawatt (10⁶ W); grid real/net power
per_unit
None
Per-unit (dimensionless power-systems convention)
Slots
time_unit Unit of every time-valued number in this scope — the step size, any period, a…
distance_unit Unit for distances/lengths in the network
LinkML Source
name : UnitEnum description : Physical units of measurement for model parameters, state variables, and integration settings. Uses conventional abbreviations as values, mapped to the QUDT ontology (http://qudt.org/vocab/unit/) with UO cross-references where available. from_schema : https://w3id.org/tvbo/units permissible_values : s : text : s description : Second meaning : qudt:SEC exact_mappings : - UO:0000010 ms : text : ms description : Millisecond meaning : qudt:MilliSEC exact_mappings : - UO:0000028 us : text : us description : Microsecond meaning : qudt:MicroSEC exact_mappings : - UO:0000029 ns : text : ns description : Nanosecond meaning : qudt:NanoSEC min : text : min description : Minute (60 s) meaning : qudt:MIN h : text : h description : Hour (3600 s) meaning : qudt:HR day : text : day description : Day (86400 s) meaning : qudt:DAY year : text : year description : Julian year (365.25 d) meaning : qudt:YR per_s : text : per_s description : Per second (s⁻¹) meaning : qudt:PER-SEC per_ms : text : per_ms description : Per millisecond (ms⁻¹) meaning : qudt:PER-MilliSEC Hz : text : Hz description : Hertz (s⁻¹) meaning : qudt:HZ exact_mappings : - UO:0000106 kHz : text : kHz description : Kilohertz meaning : qudt:KiloHZ V : text : V description : Volt meaning : qudt:V exact_mappings : - UO:0000218 mV : text : mV description : Millivolt meaning : qudt:MilliV exact_mappings : - UO:0000247 per_mV : text : per_mV description : Reciprocal millivolt (mV⁻¹) mV_per_ms : text : mV_per_ms description : Millivolt per millisecond mV_per_s : text : mV_per_s description : Millivolt per second A : text : A description : Ampere meaning : qudt:A exact_mappings : - UO:0000011 nA : text : nA description : Nanoampere meaning : qudt:NanoA pA : text : pA description : Picoampere meaning : qudt:PicoA exact_mappings : - UO:0010054 uA_per_cm2 : text : uA_per_cm2 description : Microampere per square centimetre (current density) pF : text : pF description : Picofarad meaning : qudt:PicoFARAD nF : text : nF description : Nanofarad meaning : qudt:NanoFARAD uF_per_cm2 : text : uF_per_cm2 description : Microfarad per square centimetre (specific capacitance) nS : text : nS description : Nanosiemens meaning : qudt:NanoS uS : text : uS description : Microsiemens meaning : qudt:MicroS pS : text : pS description : Picosiemens meaning : qudt:PicoS S_per_cm2 : text : S_per_cm2 description : Siemens per square centimetre (conductance density) mS_per_cm2 : text : mS_per_cm2 description : Millisiemens per square centimetre (conductance density) S_per_m2 : text : S_per_m2 description : Siemens per square metre (conductance density, SI) nS_per_mV : text : nS_per_mV description : Nanosiemens per millivolt per_nC : text : per_nC description : Reciprocal nanocoulomb (nC⁻¹) per_pC : text : per_pC description : Reciprocal picocoulomb (pC⁻¹) mol_per_m3 : text : mol_per_m3 description : 'Mole per cubic metre (mol/m³), which is millimolar exactly: one mM is one mmol per litre and a litre is 10⁻³ m³.' meaning : qudt:MOL-PER-M3 aliases : - mM mol_per_cm3 : text : mol_per_cm3 description : Mole per cubic centimetre (mol/cm³) mmol_per_m3 : text : mmol_per_m3 description : Millimole per cubic metre (mmol/m³), a thousandth of mM meaning : qudt:MilliMOL-PER-M3 mol_per_m_per_A_per_s : text : mol_per_m_per_A_per_s description : Mole per metre per ampere per second (concentration-current coupling) um3 : text : um3 description : Cubic micrometre (µm³) meaning : qudt:MicroM3 m : text : m description : Metre meaning : qudt:M exact_mappings : - UO:0000008 mm : text : mm description : Millimetre meaning : qudt:MilliM exact_mappings : - UO:0000016 cm : text : cm description : Centimetre meaning : qudt:CentiM exact_mappings : - UO:0000015 km : text : km description : Kilometre meaning : qudt:KiloM per_mm2 : text : per_mm2 description : Per square millimetre (mm⁻²). The unit of a Laplace-Beltrami eigenvalue and of Gaussian curvature. per_m2 : text : per_m2 description : Per square metre (m⁻²) meaning : qudt:PER-M2 m_per_s : text : m_per_s description : Metre per second meaning : qudt:M-PER-SEC mm_per_ms : text : mm_per_ms description : Millimetre per millisecond (= m/s) Hz_per_nA : text : Hz_per_nA description : Hertz per nanoampere (neural gain) S_per_m : text : S_per_m description : Siemens per metre (conductivity) meaning : qudt:S-PER-M H_per_m : text : H_per_m description : Henry per metre (permeability) meaning : qudt:H-PER-M ohm : text : ohm description : Ohm (Ω) meaning : qudt:OHM Mohm : text : Mohm description : Megaohm (MΩ) kohm_cm : text : kohm_cm description : Kilo-ohm centimetre (axial resistivity) degC : text : degC description : Degree Celsius meaning : qudt:DEG_C rad_per_ms : text : rad_per_ms description : Radian per millisecond dimensionless : text : dimensionless description : Dimensionless (unitless) meaning : qudt:UNITLESS exact_mappings : - UO:0000186 percent : text : percent description : Percent (%) meaning : qudt:PERCENT arbitrary_unit : text : arbitrary_unit description : Arbitrary units (a.u.) kg : text : kg description : Kilogram meaning : qudt:KiloGM exact_mappings : - UO:0000009 kg_per_s : text : kg_per_s description : Kilogram per second kg_m2 : text : kg_m2 description : Kilogram metre squared (moment of inertia) meaning : qudt:KiloGM-M2 m_per_s2 : text : m_per_s2 description : Metre per second squared (acceleration) meaning : qudt:M-PER-SEC2 N_per_m : text : N_per_m description : Newton per metre (spring constant) meaning : qudt:N-PER-M rad : text : rad description : Radian meaning : qudt:RAD exact_mappings : - UO:0000123 rad_per_s : text : rad_per_s description : Radian per second (angular velocity) meaning : qudt:RAD-PER-SEC s2 : text : s2 description : Second squared (inertia constant) meaning : qudt:SEC2 W : text : W description : Watt (power) meaning : qudt:W MW : text : MW description : Megawatt (10⁶ W); grid real/net power meaning : qudt:MegaW per_unit : text : per_unit description : Per-unit (dimensionless power-systems convention)