57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
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// Boost.Units - A C++ library for zero-overhead dimensional analysis and
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// unit/quantity manipulation and conversion
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//
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// Copyright (C) 2003-2008 Matthias Christian Schabel
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// Copyright (C) 2008 Steven Watanabe
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_UNITS_CODATA_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP
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#define BOOST_UNITS_CODATA_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP
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#include <boost/units/systems/si/codata/alpha_constants.hpp>
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#include <boost/units/systems/si/codata/deuteron_constants.hpp>
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#include <boost/units/systems/si/codata/electron_constants.hpp>
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#include <boost/units/systems/si/codata/helion_constants.hpp>
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#include <boost/units/systems/si/codata/muon_constants.hpp>
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#include <boost/units/systems/si/codata/neutron_constants.hpp>
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#include <boost/units/systems/si/codata/proton_constants.hpp>
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#include <boost/units/systems/si/codata/tau_constants.hpp>
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#include <boost/units/systems/si/codata/triton_constants.hpp>
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namespace boost {
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namespace units {
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namespace si {
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namespace constants {
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namespace codata {
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/// CODATA recommended values of the fundamental physical constants: NIST SP 961
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// ATOMIC AND NUCLEAR
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/// fine structure constant
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BOOST_UNITS_PHYSICAL_CONSTANT(alpha,quantity<dimensionless>,7.2973525376e-3*dimensionless(),5.0e-12*dimensionless());
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/// Rydberg constant
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BOOST_UNITS_PHYSICAL_CONSTANT(R_infinity,quantity<wavenumber>,10973731.568527/meter,7.3e-5/meter);
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/// Bohr radius
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BOOST_UNITS_PHYSICAL_CONSTANT(a_0,quantity<length>,0.52917720859e-10*meters,3.6e-20*meters);
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/// Hartree energy
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BOOST_UNITS_PHYSICAL_CONSTANT(E_h,quantity<energy>,4.35974394e-18*joules,2.2e-25*joules);
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} // namespace codata
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} // namespace constants
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} // namespace si
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} // namespace units
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} // namespace boost
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#endif // BOOST_UNITS_CODATA_ATOMIC_AND_NUCLEAR_CONSTANTS_HPP
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