| // Boost.Units - A C++ library for zero-overhead dimensional analysis and |
| // unit/quantity manipulation and conversion |
| // |
| // Copyright (C) 2003-2008 Matthias Christian Schabel |
| // Copyright (C) 2008 Steven Watanabe |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| |
| #ifndef BOOST_UNITS_CODATA_ELECTRON_CONSTANTS_HPP |
| #define BOOST_UNITS_CODATA_ELECTRON_CONSTANTS_HPP |
| |
| #include <boost/units/static_constant.hpp> |
| |
| #include <boost/units/systems/detail/constants.hpp> |
| #include <boost/units/systems/si/amount.hpp> |
| #include <boost/units/systems/si/area.hpp> |
| #include <boost/units/systems/si/electric_charge.hpp> |
| #include <boost/units/systems/si/energy.hpp> |
| #include <boost/units/systems/si/frequency.hpp> |
| #include <boost/units/systems/si/length.hpp> |
| #include <boost/units/systems/si/mass.hpp> |
| #include <boost/units/systems/si/magnetic_flux_density.hpp> |
| #include <boost/units/systems/si/time.hpp> |
| #include <boost/units/systems/si/wavenumber.hpp> |
| |
| #include <boost/units/systems/si/codata/typedefs.hpp> |
| |
| /// \file |
| /// CODATA recommended values of fundamental atomic and nuclear constants |
| /// CODATA 2006 values as of 2007/03/30 |
| |
| namespace boost { |
| |
| namespace units { |
| |
| namespace si { |
| |
| namespace constants { |
| |
| namespace codata { |
| |
| /// CODATA recommended values of the fundamental physical constants: NIST SP 961 |
| |
| /// electron mass |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e,quantity<mass>,9.10938215e-31*kilograms,4.5e-38*kilograms); |
| /// electron-muon mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_mu,quantity<dimensionless>,4.83633171e-3*dimensionless(),1.2e-10*dimensionless()); |
| /// electron-tau mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_tau,quantity<dimensionless>,2.87564e-4*dimensionless(),4.7e-8*dimensionless()); |
| /// electron-proton mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_p,quantity<dimensionless>,5.4461702177e-4*dimensionless(),2.4e-13*dimensionless()); |
| /// electron-neutron mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_n,quantity<dimensionless>,5.4386734459e-4*dimensionless(),3.3e-13*dimensionless()); |
| /// electron-deuteron mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_d,quantity<dimensionless>,2.7244371093e-4*dimensionless(),1.2e-13*dimensionless()); |
| /// electron-alpha particle mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(m_e_over_m_alpha,quantity<dimensionless>,1.37093355570e-4*dimensionless(),5.8e-14*dimensionless()); |
| /// electron charge to mass ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(e_over_m_e,quantity<electric_charge_over_mass>,1.758820150e11*coulombs/kilogram,4.4e3*coulombs/kilogram); |
| /// electron molar mass |
| BOOST_UNITS_PHYSICAL_CONSTANT(M_e,quantity<mass_over_amount>,5.4857990943e-7*kilograms/mole,2.3e-16*kilograms/mole); |
| /// Compton wavelength |
| BOOST_UNITS_PHYSICAL_CONSTANT(lambda_C,quantity<length>,2.4263102175e-12*meters,3.3e-21*meters); |
| /// classical electron radius |
| BOOST_UNITS_PHYSICAL_CONSTANT(r_e,quantity<length>,2.8179402894e-15*meters,5.8e-24*meters); |
| /// Thompson cross section |
| BOOST_UNITS_PHYSICAL_CONSTANT(sigma_e,quantity<area>,0.6652458558e-28*square_meters,2.7e-37*square_meters); |
| /// electron magnetic moment |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e,quantity<energy_over_magnetic_flux_density>,-928.476377e-26*joules/tesla,2.3e-31*joules/tesla); |
| /// electron-Bohr magenton moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_B,quantity<dimensionless>,-1.00115965218111*dimensionless(),7.4e-13*dimensionless()); |
| /// electron-nuclear magneton moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_N,quantity<dimensionless>,-183.28197092*dimensionless(),8.0e-7*dimensionless()); |
| /// electron magnetic moment anomaly |
| BOOST_UNITS_PHYSICAL_CONSTANT(a_e,quantity<dimensionless>,1.15965218111e-3*dimensionless(),7.4e-13*dimensionless()); |
| /// electron g-factor |
| BOOST_UNITS_PHYSICAL_CONSTANT(g_e,quantity<dimensionless>,-2.0023193043622*dimensionless(),1.5e-12*dimensionless()); |
| /// electron-muon magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_mu,quantity<dimensionless>,206.7669877*dimensionless(),5.2e-6*dimensionless()); |
| /// electron-proton magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_p,quantity<dimensionless>,-658.2106848*dimensionless(),5.4e-6*dimensionless()); |
| /// electron-shielded proton magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_p_prime,quantity<dimensionless>,-658.2275971*dimensionless(),7.2e-6*dimensionless()); |
| /// electron-neutron magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_n,quantity<dimensionless>,960.92050*dimensionless(),2.3e-4*dimensionless()); |
| /// electron-deuteron magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_d,quantity<dimensionless>,-2143.923498*dimensionless(),1.8e-5*dimensionless()); |
| /// electron-shielded helion magnetic moment ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(mu_e_over_mu_h_prime,quantity<dimensionless>,864.058257*dimensionless(),1.0e-5*dimensionless()); |
| /// electron gyromagnetic ratio |
| BOOST_UNITS_PHYSICAL_CONSTANT(gamma_e,quantity<frequency_over_magnetic_flux_density>,1.760859770e11/second/tesla,4.4e3/second/tesla); |
| |
| } // namespace codata |
| |
| } // namespace constants |
| |
| } // namespace si |
| |
| } // namespace units |
| |
| } // namespace boost |
| |
| #endif // BOOST_UNITS_CODATA_ELECTRON_CONSTANTS_HPP |