mp_units::codata::codata2018::lattice_parameter_of_silicon¶
Synopsis¶
Declared in <mp-units/systems/codata/codata2018.h>
struct lattice_parameter_of_silicon final :
named_constant<
"lattice_parameter_of_silicon", mag_ratio<5431020511L, 1000000000> * mag_power<10, -10> * si::metre,
(standard_uncertainty<mp_units::scaled_unit<
mp_units::detail::unit_magnitude<power_v<2L, ratio{-19, 1}.num>{}, power_v<5L, ratio{-19, 1}.num>{}, 89L>{{}},
mp_units::si::metre>>){mag_ratio<89, 10> * mag_power<10, -18> * si::metre}>