Physics.h File Reference

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Namespaces
namespace	Physics

Variables
constexpr double	Physics::pi = 3.14159265358979323846
	The value of.
constexpr double	Physics::two_pi = 2 * pi
	The value of.
constexpr double	Physics::u_two_pi = 1.0 / two_pi
	The value of.
constexpr double	Physics::e = 2.7182818284590452354
	The value of.
constexpr double	Physics::log10e = 0.43429448190325182765
	The logarithm of $e$ to the base 10.
constexpr double	Physics::c = 299792458.0
	The velocity of light in m/s.
constexpr double	Physics::mu_0 = 1.25663706212e-06
	The permeability of vacuum in Vs/Am.
constexpr double	Physics::epsilon_0 = 8.8541878128e-12
	The permittivity of vacuum in As/Vm.
constexpr double	Physics::h_bar = 6.582119569e-25
	The reduced Planck constant in GeVs.
constexpr double	Physics::Avo = 6.02214076e23
	The Avogadro's number.
constexpr double	Physics::kB = 8.617333262e-5
	Boltzman's constant in eV/K.
constexpr double	Physics::E_ryd = 13.605693122994e-9
	Rydberg's energy (Rydberg's constant times hc) in GeV.
constexpr double	Physics::a0 = 5.29177210903e-11
	Bohr radius in m.
constexpr double	Physics::q_e = 1.602176634e-19
	The elementary charge in As.
constexpr double	Physics::alpha = 7.2973525693e-03
	The fine structure constant, no dimension.
constexpr double	Physics::amu = 0.93149410242
	The atomic mass unit energy equivalent in GeV.
constexpr double	Physics::m_e = 0.51099895000e-03
	The electron rest mass in GeV.
constexpr double	Physics::r_e = 2.8179403262e-15
	The classical electron radius in m.
constexpr double	Physics::lamda_e = 3.8615926796e-13
	The reduced Compton wave length for electrons in m.
constexpr double	Physics::a_e = 1.15965218128e-03
	The magnetic momentum anomaly for electrons, no dimension.
constexpr double	Physics::m_p = 0.93827208816e+00
	The proton rest mass in GeV.
constexpr double	Physics::r_p = 1.53469857e-18
	The classical proton radius in m.
constexpr double	Physics::lamda_p = 2.10308910336e-16
	The reduced Compton wave length for protons in m.
constexpr double	Physics::a_p = 1.792847386e+00
	The magnetic momentum anomaly for protons, no dimension.
constexpr double	Physics::z_p = 1
	The charge of proton.
constexpr double	Physics::m_c = 11.9967074146787 * amu
	The carbon-12 (fully-stripped) rest mass in GeV.
constexpr double	Physics::m_hm = 1.00837 * amu
	The H- rest mass in GeV.
constexpr double	Physics::m_u = 237.999501 * amu
	The uranium-238 (fully-stripped) rest mass in GeV.
constexpr double	Physics::m_mu = 0.1056583755
	The muon rest mass in GeV.
constexpr double	Physics::tau_mu = 2.1969811e-6
	Muon mean lifetime at rest [s] (PDG)
constexpr double	Physics::a_mu = 1.16592061e-03
	The magnetic moment anomaly for muons, no dimension (PDG, (g-2)/2)
constexpr double	Physics::m_pi = 0.13957039
	The charged pion rest mass in GeV (PDG)
constexpr double	Physics::tau_pi = 2.6033e-8
	Charged pion mean lifetime at rest [s] (PDG)
constexpr double	Physics::m_d = 2.013553212745 * amu
	The deuteron rest mass in GeV.
constexpr double	Physics::m_xe = 128.87494026 * amu
	The xenon-129 (fully-stripped) rest mass in GeV.
constexpr double	Physics::m_alpha = 4.001506179127 * amu
	The alpha particle rest mass in GeV.
constexpr double	Physics::m_h = 1.00782503224 * amu
	The hydrogen atom rest mass in GeV.
constexpr double	Physics::m_h2p = 2.01510 * amu
	The H2+ rest mass in GeV.
constexpr double	Physics::m_h3p = 3.02293 * amu
	The H3+ rest mass in GeV.
constexpr double	Physics::PMASS = 1.67262192369e-27
constexpr double	Physics::EMASS = 9.1093837015e-31
constexpr double	Physics::PCHARGE = 1.602176634e-19
constexpr double	Physics::Ia = 17.045148e+03
constexpr double	Physics::e0m = 1.75882001076e+11
constexpr double	Physics::e0mc = e0m / c