// 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_TAU_CONSTANTS_HPP | |
#define BOOST_UNITS_CODATA_TAU_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 | |
/// tau mass | |
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau,quantity<mass>,3.16777e-27*kilograms,5.2e-31*kilograms); | |
/// tau-electron mass ratio | |
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_e,quantity<dimensionless>,3477.48*dimensionless(),5.7e-1*dimensionless()); | |
/// tau-muon mass ratio | |
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_mu,quantity<dimensionless>,16.8183*dimensionless(),2.7e-3*dimensionless()); | |
/// tau-proton mass ratio | |
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_p,quantity<dimensionless>,1.89390*dimensionless(),3.1e-4*dimensionless()); | |
/// tau-neutron mass ratio | |
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_n,quantity<dimensionless>,1.89129*dimensionless(),3.1e-4*dimensionless()); | |
/// tau molar mass | |
BOOST_UNITS_PHYSICAL_CONSTANT(M_tau,quantity<mass_over_amount>,1.90768e-3*kilograms/mole,3.1e-7*kilograms/mole); | |
/// tau Compton wavelength | |
BOOST_UNITS_PHYSICAL_CONSTANT(lambda_C_tau,quantity<length>,0.69772e-15*meters,1.1e-19*meters); | |
} // namespace codata | |
} // namespace constants | |
} // namespace si | |
} // namespace units | |
} // namespace boost | |
#endif // BOOST_UNITS_CODATA_TAU_CONSTANTS_HPP |