mp_units::codata::codata2014::conductance_quantum¶
Synopsis¶
Declared in <mp-units/systems/codata/codata2014_essential.h>
struct conductance_quantum final :
named_constant<"G_0", mag_ratio<77480917310L, 10000000000L> * mag_power<10, -5> * si::siemens,
(standard_uncertainty<mp_units::scaled_unit<
mp_units::detail::unit_magnitude<power_v<2L, ratio{-14, 1}.num>{}, power_v<3L, ratio{2, 1}.num>{},
power_v<5L, ratio{-15, 1}.num>{}>{{}},
mp_units::si::siemens>>){mag_ratio<18, 10> * mag_power<10, -14> * si::siemens}>