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:enum/UnitEnum

Permissible Values

Value	Meaning	Description
s	qudt:SEC	Second
ms	qudt:MilliSEC	Millisecond
us	qudt:MicroSEC	Microsecond
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	qudt:PER-MilliV	Reciprocal millivolt (mV⁻¹)
mV_per_ms	qudt:MilliV-PER-MilliSEC	Millivolt per millisecond
mV_per_s	qudt:MilliV-PER-SEC	Millivolt per second
A	qudt:A	Ampere
nA	qudt:NanoA	Nanoampere
pA	qudt:PicoA	Picoampere
pF	qudt:PicoFARAD	Picofarad
nF	qudt:NanoFARAD	Nanofarad
nS	qudt:NanoS	Nanosiemens
uS	qudt:MicroS	Microsiemens
per_nC	qudt:PER-NanoC	Reciprocal nanocoulomb (nC⁻¹)
per_pC	qudt:PER-PicoC	Reciprocal picocoulomb (pC⁻¹)
mol_per_m3	qudt:MOL-PER-M3	Mole per cubic metre (mol/m³)
mmol_per_m3	qudt:MilliMOL-PER-M3	Millimole per cubic metre (mmol/m³ ≈ mM)
um3	qudt:MicroM3	Cubic micrometre (µm³)
m	qudt:M	Metre
mm	qudt:MilliM	Millimetre
cm	qudt:CentiM	Centimetre
m_per_s	qudt:M-PER-SEC	Metre per second
mm_per_ms	qudt:MilliM-PER-MilliSEC	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)
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
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)
per_unit	None	Per-unit (dimensionless power-systems convention)

Slots

Name	Description
time_scale	Time unit for the integration / simulation
unit	Physical unit of measurement
distance_unit	Unit for distances/lengths in the network
time_unit	Default time unit for the network

Identifier and Mapping Information

Schema Source

• from schema: https://w3id.org/tvbo

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
rank: 1000
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
  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)
    meaning: qudt:PER-MilliV
  mV_per_ms:
    text: mV_per_ms
    description: Millivolt per millisecond
    meaning: qudt:MilliV-PER-MilliSEC
  mV_per_s:
    text: mV_per_s
    description: Millivolt per second
    meaning: qudt:MilliV-PER-SEC
  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
  pF:
    text: pF
    description: Picofarad
    meaning: qudt:PicoFARAD
  nF:
    text: nF
    description: Nanofarad
    meaning: qudt:NanoFARAD
  nS:
    text: nS
    description: Nanosiemens
    meaning: qudt:NanoS
  uS:
    text: uS
    description: Microsiemens
    meaning: qudt:MicroS
  per_nC:
    text: per_nC
    description: Reciprocal nanocoulomb (nC⁻¹)
    meaning: qudt:PER-NanoC
  per_pC:
    text: per_pC
    description: Reciprocal picocoulomb (pC⁻¹)
    meaning: qudt:PER-PicoC
  mol_per_m3:
    text: mol_per_m3
    description: Mole per cubic metre (mol/m³)
    meaning: qudt:MOL-PER-M3
  mmol_per_m3:
    text: mmol_per_m3
    description: Millimole per cubic metre (mmol/m³ ≈ mM)
    meaning: qudt:MilliMOL-PER-M3
  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
  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)
    meaning: qudt:MilliM-PER-MilliSEC
  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
  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
  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
  per_unit:
    text: per_unit
    description: Per-unit (dimensionless power-systems convention)