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mp_units::hep::codata2022::proton_mass

Synopsis

Declared in <mp-units/systems/hep/constants.h>

struct proton_mass final :
    named_constant<
      "m_p", mag_ratio<93827208943L, 100000000> * si::mega<electronvolt> / square(speed_of_light_in_vacuum),
      (standard_uncertainty<mp_units::derived_unit<
         mp_units::scaled_unit<
           mp_units::detail::unit_magnitude<power_v<2L, ratio{-8, 1}.num>{}, power_v<5L, ratio{-8, 1}.num>{}, 29L>{{}},
           mp_units::si::mega_<mp_units::hep::electronvolt>>,
         mp_units::per<mp_units::power<mp_units::hep::speed_of_light_in_vacuum, 2>>>>){
        mag_ratio<29, 10> * mag_power<10, -7> * si::mega<electronvolt> / square(speed_of_light_in_vacuum)}>

Base Classes

NameDescription
named_constant<"m_p", mag_ratio<93827208943L, 100000000> * si::mega<electronvolt> / square(speed_of_light_in_vacuum), (standard_uncertainty<mp_units::derived_unit<mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-8, 1}.num>{}, power_v<5L, ratio{-8, 1}.num>{}, 29L>{{}}, mp_units::si::mega_<mp_units::hep::electronvolt>>, mp_units::per<mp_units::power<mp_units::hep::speed_of_light_in_vacuum, 2>>>>){mag_ratio<29, 10> * mag_power<10, -7> * si::mega<electronvolt> / square(speed_of_light_in_vacuum)}>