mp_units::hep::codata2014::bohr_radius¶
Synopsis¶
Declared in <mp-units/systems/hep/constants.h>
struct bohr_radius final :
named_constant<
"a_0", mag_ratio<52917721067L, 10000000000L> * mag_power<10, -11> * meter,
(standard_uncertainty<mp_units::scaled_unit<
mp_units::detail::unit_magnitude<power_v<2L, ratio{-20, 1}.num>{}, 3L, power_v<5L, ratio{-22, 1}.num>{}>{{}},
mp_units::hep::meter>>){mag_ratio<12, 10> * mag_power<10, -21> * meter}>