Chris@16: // Boost.Units - A C++ library for zero-overhead dimensional analysis and Chris@16: // unit/quantity manipulation and conversion Chris@16: // Chris@16: // Copyright (C) 2003-2008 Matthias Christian Schabel Chris@16: // Copyright (C) 2008 Steven Watanabe Chris@16: // Chris@16: // Distributed under the Boost Software License, Version 1.0. (See Chris@16: // accompanying file LICENSE_1_0.txt or copy at Chris@16: // http://www.boost.org/LICENSE_1_0.txt) Chris@16: Chris@16: #ifndef BOOST_UNITS_CODATA_ALPHA_CONSTANTS_HPP Chris@16: #define BOOST_UNITS_CODATA_ALPHA_CONSTANTS_HPP Chris@16: Chris@101: #include Chris@16: #include Chris@16: Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: #include Chris@16: Chris@16: #include Chris@16: Chris@16: /// \file Chris@16: /// CODATA recommended values of fundamental atomic and nuclear constants Chris@16: /// CODATA 2006 values as of 2007/03/30 Chris@16: Chris@16: namespace boost { Chris@16: Chris@16: namespace units { Chris@16: Chris@16: namespace si { Chris@16: Chris@16: namespace constants { Chris@16: Chris@16: namespace codata { Chris@16: Chris@16: /// CODATA recommended values of the fundamental physical constants: NIST SP 961 Chris@16: Chris@16: /// alpha particle mass Chris@16: BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha,quantity,6.64465620e-27*kilograms,3.3e-34*kilograms); Chris@16: /// alpha-electron mass ratio Chris@16: BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha_over_m_e,quantity,7294.2995365*dimensionless(),3.1e-6*dimensionless()); Chris@16: /// alpha-proton mass ratio Chris@16: BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha_over_m_p,quantity,3.97259968951*dimensionless(),4.1e-10*dimensionless()); Chris@16: /// alpha molar mass Chris@16: BOOST_UNITS_PHYSICAL_CONSTANT(M_alpha,quantity,4.001506179127e-3*kilograms/mole,6.2e-14*kilograms/mole); Chris@16: Chris@16: } // namespace codata Chris@16: Chris@16: } // namespace constants Chris@16: Chris@16: } // namespace si Chris@16: Chris@16: } // namespace units Chris@16: Chris@16: } // namespace boost Chris@16: Chris@16: #endif // BOOST_UNITS_CODATA_ALPHA_CONSTANTS_HPP