1// Boost.Units - A C++ library for zero-overhead dimensional analysis and
2// unit/quantity manipulation and conversion
3//
4// Copyright (C) 2003-2008 Matthias Christian Schabel
5// Copyright (C) 2008 Steven Watanabe
6//
7// Distributed under the Boost Software License, Version 1.0. (See
8// accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10
11#ifndef BOOST_UNITS_CODATA_PHYSICO_CHEMICAL_CONSTANTS_HPP
12#define BOOST_UNITS_CODATA_PHYSICO_CHEMICAL_CONSTANTS_HPP
13
14#include <boost/units/pow.hpp>
15#include <boost/units/quantity.hpp>
16#include <boost/units/static_constant.hpp>
17
18#include <boost/units/systems/detail/constants.hpp>
19#include <boost/units/systems/si/amount.hpp>
20#include <boost/units/systems/si/area.hpp>
21#include <boost/units/systems/si/electric_charge.hpp>
22#include <boost/units/systems/si/energy.hpp>
23#include <boost/units/systems/si/frequency.hpp>
24#include <boost/units/systems/si/mass.hpp>
25#include <boost/units/systems/si/power.hpp>
26#include <boost/units/systems/si/solid_angle.hpp>
27#include <boost/units/systems/si/temperature.hpp>
28
29#include <boost/units/systems/si/codata/typedefs.hpp>
30
31/// \file
32/// CODATA recommended values of fundamental physico-chemical constants
33/// CODATA 2014 values as of 2016/04/26
34
35namespace boost {
36
37namespace units {
38
39namespace si {
40
41namespace constants {
42
43namespace codata {
44
45// PHYSICO-CHEMICAL
46/// Avogadro constant
47BOOST_UNITS_PHYSICAL_CONSTANT(N_A,quantity<inverse_amount>,6.022140857e23/mole,7.4e15/mole);
48/// atomic mass constant
49BOOST_UNITS_PHYSICAL_CONSTANT(m_u,quantity<mass>,1.660539040e-27*kilograms,2.0e-35*kilograms);
50/// Faraday constant
51BOOST_UNITS_PHYSICAL_CONSTANT(F,quantity<electric_charge_over_amount>,96485.33289*coulombs/mole,5.9e-4*coulombs/mole);
52/// molar gas constant
53BOOST_UNITS_PHYSICAL_CONSTANT(R,quantity<energy_over_temperature_amount>,8.3144598*joules/kelvin/mole,4.8e-06*joules/kelvin/mole);
54/// Boltzmann constant
55BOOST_UNITS_PHYSICAL_CONSTANT(k_B,quantity<energy_over_temperature>,1.38064852e-23*joules/kelvin,7.9e-30*joules/kelvin);
56/// Stefan-Boltzmann constant
57BOOST_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));
58/// first radiation constant
59BOOST_UNITS_PHYSICAL_CONSTANT(c_1,quantity<power_area>,3.741771790e-16*watt*square_meters,4.6e-24*watt*square_meters);
60/// first radiation constant for spectral radiance
61BOOST_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);
62/// second radiation constant
63BOOST_UNITS_PHYSICAL_CONSTANT(c_2,quantity<length_temperature>,1.43877736e-2*meter*kelvin,8.3e-9*meter*kelvin);
64/// Wien displacement law constant : lambda_max T
65BOOST_UNITS_PHYSICAL_CONSTANT(b,quantity<length_temperature>,2.8977729e-3*meter*kelvin,1.7e-9*meter*kelvin);
66/// Wien displacement law constant : nu_max/T
67BOOST_UNITS_PHYSICAL_CONSTANT(b_prime,quantity<frequency_over_temperature>,5.8789238e10*hertz/kelvin,3.4e4*hertz/kelvin);
68
69} // namespace codata
70
71} // namespace constants
72
73} // namespace si
74
75} // namespace units
76
77} // namespace boost
78
79#endif // BOOST_UNITS_CODATA_PHYSICO_CHEMICAL_CONSTANTS_HPP
80

source code of boost/libs/units/include/boost/units/systems/si/codata/physico-chemical_constants.hpp