celeritas/Constants.hh File Reference

Mathematical, numerical, and physical constants. More...

#include "corecel/Constants.hh"
#include "corecel/Types.hh"
#include "Units.hh"

Namespaces
	celeritas::constants
	Mathematical, numerical, and physical constants.

Macros
#define	CELER_ICRT   inline constexpr real_type

Variables
constexpr real_type	celeritas::constants::e_electron = 1
	Special case for CLHEP: electron charged is unity by definition.
Physical constants with <em>exact</em> value as defined by SI
constexpr real_type	celeritas::constants::c_light = 299792458. * units::meter / units::second
constexpr real_type	celeritas::constants::h_planck = 6.62607015e-34 * units::joule * units::second
constexpr real_type	celeritas::constants::k_boltzmann = 1.380649e-23 * units::joule / units::kelvin
constexpr real_type	celeritas::constants::na_avogadro = 6.02214076e23
constexpr real_type	celeritas::constants::kcd_luminous = 683
Exact derivative constants
constexpr real_type	celeritas::constants::hbar_planck = h_planck / (2 * pi)
Experimental physical constants from CODATA 2018
constexpr real_type	celeritas::constants::a0_bohr = 5.29177210903e-11 * units::meter
constexpr real_type	celeritas::constants::alpha_fine_structure = 7.2973525693e-3
constexpr real_type	celeritas::constants::atomic_mass = 1.66053906660e-24 * units::gram
constexpr real_type	celeritas::constants::electron_mass = 9.1093837015e-28 * units::gram
constexpr real_type	celeritas::constants::proton_mass = 1.67262192369e-24 * units::gram
constexpr real_type	celeritas::constants::eps_electric = 8.8541878128e-12 * units::farad / units::meter
constexpr real_type	celeritas::constants::mu_magnetic
constexpr real_type	celeritas::constants::r_electron = 2.8179403262e-15 * units::meter
constexpr real_type	celeritas::constants::rinf_rydberg = 10973731.568160 / units::meter
constexpr real_type	celeritas::constants::eh_hartree = 4.3597447222071e-18 / units::meter
constexpr real_type	celeritas::constants::lambdabar_electron = 3.8615926796e-13 * units::meter
Other constants
constexpr real_type	celeritas::constants::stable_decay_constant = 0

Detailed Description

Mathematical, numerical, and physical constants.