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- // 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_ALPHA_CONSTANTS_HPP
- #define BOOST_UNITS_CODATA_ALPHA_CONSTANTS_HPP
- #include <boost/units/quantity.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
- /// alpha particle mass
- BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha,quantity<mass>,6.64465620e-27*kilograms,3.3e-34*kilograms);
- /// alpha-electron mass ratio
- BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha_over_m_e,quantity<dimensionless>,7294.2995365*dimensionless(),3.1e-6*dimensionless());
- /// alpha-proton mass ratio
- BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha_over_m_p,quantity<dimensionless>,3.97259968951*dimensionless(),4.1e-10*dimensionless());
- /// alpha molar mass
- BOOST_UNITS_PHYSICAL_CONSTANT(M_alpha,quantity<mass_over_amount>,4.001506179127e-3*kilograms/mole,6.2e-14*kilograms/mole);
- } // namespace codata
- } // namespace constants
- } // namespace si
- } // namespace units
- } // namespace boost
- #endif // BOOST_UNITS_CODATA_ALPHA_CONSTANTS_HPP
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