80 lines
3.2 KiB
C++
80 lines
3.2 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_PHYSICO_CHEMICAL_CONSTANTS_HPP
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#define BOOST_UNITS_CODATA_PHYSICO_CHEMICAL_CONSTANTS_HPP
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#include <boost/units/pow.hpp>
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#include <boost/units/quantity.hpp>
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#include <boost/units/static_constant.hpp>
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#include <boost/units/systems/detail/constants.hpp>
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#include <boost/units/systems/si/amount.hpp>
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#include <boost/units/systems/si/area.hpp>
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#include <boost/units/systems/si/electric_charge.hpp>
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#include <boost/units/systems/si/energy.hpp>
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#include <boost/units/systems/si/frequency.hpp>
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#include <boost/units/systems/si/mass.hpp>
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#include <boost/units/systems/si/power.hpp>
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#include <boost/units/systems/si/solid_angle.hpp>
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#include <boost/units/systems/si/temperature.hpp>
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#include <boost/units/systems/si/codata/typedefs.hpp>
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/// \file
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/// CODATA recommended values of fundamental physico-chemical constants
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/// CODATA 2014 values as of 2016/04/26
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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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// PHYSICO-CHEMICAL
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/// Avogadro constant
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BOOST_UNITS_PHYSICAL_CONSTANT(N_A,quantity<inverse_amount>,6.022140857e23/mole,7.4e15/mole);
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/// atomic mass constant
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BOOST_UNITS_PHYSICAL_CONSTANT(m_u,quantity<mass>,1.660539040e-27*kilograms,2.0e-35*kilograms);
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/// Faraday constant
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BOOST_UNITS_PHYSICAL_CONSTANT(F,quantity<electric_charge_over_amount>,96485.33289*coulombs/mole,5.9e-4*coulombs/mole);
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/// molar gas constant
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BOOST_UNITS_PHYSICAL_CONSTANT(R,quantity<energy_over_temperature_amount>,8.3144598*joules/kelvin/mole,4.8e-06*joules/kelvin/mole);
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/// Boltzmann constant
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BOOST_UNITS_PHYSICAL_CONSTANT(k_B,quantity<energy_over_temperature>,1.38064852e-23*joules/kelvin,7.9e-30*joules/kelvin);
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/// Stefan-Boltzmann constant
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BOOST_UNITS_PHYSICAL_CONSTANT(sigma_SB,quantity<power_over_area_temperature_4>,5.670367e-8*watts/square_meter/pow<4>(kelvin),1.3e-13*watts/square_meter/pow<4>(kelvin));
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/// first radiation constant
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BOOST_UNITS_PHYSICAL_CONSTANT(c_1,quantity<power_area>,3.741771790e-16*watt*square_meters,4.6e-24*watt*square_meters);
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/// first radiation constant for spectral radiance
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BOOST_UNITS_PHYSICAL_CONSTANT(c_1L,quantity<power_area_over_solid_angle>,1.191042953e-16*watt*square_meters/steradian,1.5e-24*watt*square_meters/steradian);
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/// second radiation constant
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BOOST_UNITS_PHYSICAL_CONSTANT(c_2,quantity<length_temperature>,1.43877736e-2*meter*kelvin,8.3e-9*meter*kelvin);
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/// Wien displacement law constant : lambda_max T
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BOOST_UNITS_PHYSICAL_CONSTANT(b,quantity<length_temperature>,2.8977729e-3*meter*kelvin,1.7e-9*meter*kelvin);
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/// Wien displacement law constant : nu_max/T
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BOOST_UNITS_PHYSICAL_CONSTANT(b_prime,quantity<frequency_over_temperature>,5.8789238e10*hertz/kelvin,3.4e4*hertz/kelvin);
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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_PHYSICO_CHEMICAL_CONSTANTS_HPP
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