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Diffstat (limited to 'boost/units/systems/si/codata/alpha_constants.hpp')
-rw-r--r-- | boost/units/systems/si/codata/alpha_constants.hpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/boost/units/systems/si/codata/alpha_constants.hpp b/boost/units/systems/si/codata/alpha_constants.hpp new file mode 100644 index 0000000000..1b1846f2e3 --- /dev/null +++ b/boost/units/systems/si/codata/alpha_constants.hpp @@ -0,0 +1,65 @@ +// 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/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 |