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using | units::constants::PI = unit< std::ratio< 1 >, dimensionless::scalar, std::ratio< 1 > > |
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static constexpr const unit_t< PI > | units::constants::pi (1) |
| Ratio of a circle's circumference to its diameter. More...
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static constexpr const velocity::meters_per_second_t | units::constants::c (299792458.0) |
| Speed of light in vacuum. More...
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static constexpr const unit_t< compound_unit< cubed< length::meters >, inverse< mass::kilogram >, inverse< squared< time::seconds > > > > | units::constants::G (6.67408e-11) |
| Newtonian constant of gravitation. More...
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static constexpr const unit_t< compound_unit< energy::joule, time::seconds > > | units::constants::h (6.626070040e-34) |
| Planck constant. More...
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static constexpr const unit_t< compound_unit< force::newtons, inverse< squared< current::ampere > > > > | units::constants::mu0 (pi *4.0e-7 *force::newton_t(1)/units::math::cpow< 2 >(current::ampere_t(1))) |
| vacuum permeability. More...
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static constexpr const unit_t< compound_unit< capacitance::farad, inverse< length::meter > > > | units::constants::epsilon0 (1.0/(mu0 *math::cpow< 2 >(c))) |
| vacuum permitivity. More...
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static constexpr const impedance::ohm_t | units::constants::Z0 (mu0 *c) |
| characteristic impedance of vacuum. More...
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static constexpr const unit_t< compound_unit< force::newtons, area::square_meter, inverse< squared< charge::coulomb > > > > | units::constants::k_e (1.0/(4 *pi *epsilon0)) |
| Coulomb's constant. More...
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static constexpr const charge::coulomb_t | units::constants::e (1.6021766208e-19) |
| elementary charge. More...
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static constexpr const mass::kilogram_t | units::constants::m_e (9.10938356e-31) |
| electron mass. More...
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static constexpr const mass::kilogram_t | units::constants::m_p (1.672621898e-27) |
| proton mass. More...
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static constexpr const unit_t< compound_unit< energy::joules, inverse< magnetic_field_strength::tesla > > > | units::constants::mu_B (e *h/(4 *pi *m_e)) |
| Bohr magneton. More...
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static constexpr const unit_t< inverse< substance::mol > > | units::constants::N_A (6.022140857e23) |
| Avagadro's Number. More...
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static constexpr const unit_t< compound_unit< energy::joules, inverse< temperature::kelvin >, inverse< substance::moles > > > | units::constants::R (8.3144598) |
| Gas constant. More...
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static constexpr const unit_t< compound_unit< energy::joules, inverse< temperature::kelvin > > > | units::constants::k_B (R/N_A) |
| Boltzmann constant. More...
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static constexpr const unit_t< compound_unit< charge::coulomb, inverse< substance::mol > > > | units::constants::F (N_A *e) |
| Faraday constant. More...
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static constexpr const unit_t< compound_unit< power::watts, inverse< area::square_meters >, inverse< squared< squared< temperature::kelvin > > > > > | units::constants::sigma ((2 *math::cpow< 5 >(pi) *math::cpow< 4 >(R))/(15 *math::cpow< 3 >(h) *math::cpow< 2 >(c) *math::cpow< 4 >(N_A))) |
| Stefan-Boltzmann constant. More...
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