Universal Constants

mutable struct UniversalConstants

Structure to save universal constants.


  • AVOGADRO::Float64

    Avogadro's number [molecule mol⁻¹]

  • CP_D::Float64

    Isobaric specific heat of dry air [J kg⁻¹ K⁻¹]

  • CP_I::Float64

    Isobaric specific heat of ice water [J kg⁻¹ K⁻¹]

  • CP_L::Float64

    Isobaric specific heat of liquid water [J kg⁻¹ K⁻¹]

  • CP_V::Float64

    Isobaric specific heat of water vapor [J kg⁻¹ K⁻¹]

  • F_O₂::Float64

    O₂ fraction in air [-]

  • GAS_R::Float64

    Universal gas constant [J mol⁻¹ K⁻¹]

  • GRAVITY::Float64

    Gravity of the Earth [m s⁻²]

  • H_PLANCK::Float64

    Planck constant [m² kg s⁻¹]

  • K_BOLTZMANN::Float64

    Boltzmann constant [m² kg s⁻² K⁻¹]

  • K_STEFAN::Float64

    Stefan-Boltzmann constant [W m⁻² K⁻⁴]

  • K_VON_KARMAN::Float64

    Von Karman constant [-]

  • LH_V₀::Float64

    Latent heat vaporization at T₀ [K kg⁻¹]

  • LIGHT_SPEED::Float64

    Light speed in vacuum [m s⁻¹]

  • M_DRYAIR::Float64

    Molar mass of dry air [kg mol⁻¹]

  • M_H₂O::Float64

    Molar mass of water [kg mol⁻¹]

  • P_ATM::Float64

    Mean atmospheric pressure at sea level [Pa]

  • PRESS_TRIPLE::Float64

    Water vapor pressure at triple temperature [Pa]

  • T₀::Float64

    Freezing temperature of water [K]

  • T_TRIPLE::Float64

    Triple temperature of water [K]

  • YEAR_D::Float64

    Mean number of days per year [day]

  • Λ_THERMAL_H₂O::Float64

    Thermal conductivity of water [W m⁻¹ K⁻¹]

  • ρ_H₂O::Float64

    Density of liquid water [kg m⁻³]