// 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_HELION_CONSTANTS_HPP #define BOOST_UNITS_CODATA_HELION_CONSTANTS_HPP #include #include #include #include #include #include #include #include #include #include #include #include #include /// \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 /// helion mass BOOST_UNITS_PHYSICAL_CONSTANT(m_h,quantity,5.00641192e-27*kilograms,2.5e-34*kilograms); /// helion-electron mass ratio BOOST_UNITS_PHYSICAL_CONSTANT(m_h_over_m_e,quantity,5495.8852765*dimensionless(),5.2e-6*dimensionless()); /// helion-proton mass ratio BOOST_UNITS_PHYSICAL_CONSTANT(m_h_over_m_p,quantity,2.9931526713*dimensionless(),2.6e-9*dimensionless()); /// helion molar mass BOOST_UNITS_PHYSICAL_CONSTANT(M_h,quantity,3.0149322473e-3*kilograms/mole,2.6e-12*kilograms/mole); /// helion shielded magnetic moment BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime,quantity,-1.074552982e-26*joules/tesla,3.0e-34*joules/tesla); /// shielded helion-Bohr magneton ratio BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_B,quantity,-1.158671471e-3*dimensionless(),1.4e-11*dimensionless()); /// shielded helion-nuclear magneton ratio BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_N,quantity,-2.127497718*dimensionless(),2.5e-8*dimensionless()); /// shielded helion-proton magnetic moment ratio BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_p,quantity,-0.761766558*dimensionless(),1.1e-8*dimensionless()); /// shielded helion-shielded proton magnetic moment ratio BOOST_UNITS_PHYSICAL_CONSTANT(mu_h_prime_over_mu_p_prime,quantity,-0.7617861313*dimensionless(),3.3e-8*dimensionless()); /// shielded helion gyromagnetic ratio BOOST_UNITS_PHYSICAL_CONSTANT(gamma_h_prime,quantity,2.037894730e8/second/tesla,5.6e-0/second/tesla); } // namespace codata } // namespace constants } // namespace si } // namespace units } // namespace boost #endif // BOOST_UNITS_CODATA_HELION_CONSTANTS_HPP