// 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_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP | |
#define BOOST_UNITS_CODATA_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP | |
#include <boost/units/systems/si/codata/alpha_constants.hpp> | |
#include <boost/units/systems/si/codata/deuteron_constants.hpp> | |
#include <boost/units/systems/si/codata/electron_constants.hpp> | |
#include <boost/units/systems/si/codata/helion_constants.hpp> | |
#include <boost/units/systems/si/codata/muon_constants.hpp> | |
#include <boost/units/systems/si/codata/neutron_constants.hpp> | |
#include <boost/units/systems/si/codata/proton_constants.hpp> | |
#include <boost/units/systems/si/codata/tau_constants.hpp> | |
#include <boost/units/systems/si/codata/triton_constants.hpp> | |
namespace boost { | |
namespace units { | |
namespace si { | |
namespace constants { | |
namespace codata { | |
/// CODATA recommended values of the fundamental physical constants: NIST SP 961 | |
// ATOMIC AND NUCLEAR | |
/// fine structure constant | |
BOOST_UNITS_PHYSICAL_CONSTANT(alpha,quantity<dimensionless>,7.2973525376e-3*dimensionless(),5.0e-12*dimensionless()); | |
/// Rydberg constant | |
BOOST_UNITS_PHYSICAL_CONSTANT(R_infinity,quantity<wavenumber>,10973731.568527/meter,7.3e-5/meter); | |
/// Bohr radius | |
BOOST_UNITS_PHYSICAL_CONSTANT(a_0,quantity<length>,0.52917720859e-10*meters,3.6e-20*meters); | |
/// Hartree energy | |
BOOST_UNITS_PHYSICAL_CONSTANT(E_h,quantity<energy>,4.35974394e-18*joules,2.2e-25*joules); | |
} // namespace codata | |
} // namespace constants | |
} // namespace si | |
} // namespace units | |
} // namespace boost | |
#endif // BOOST_UNITS_CODATA_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP |