boost/units
2
0
Fork 0
mirror of https://github.com/boostorg/units.git synced 2026-01-19 04:42:15 +00:00
Code Issues Projects Releases Wiki Activity

updated physico-chemical constants to CODATA 2014 values

Browse Source
This commit is contained in:
Dan Čermák
2016-04-26 23:45:06 +02:00
parent b10bd398e8
commit 99f3a4cc3c
1 changed files with 12 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
include/boost/units/systems/si/codata/physico-chemical_constants.hpp
View File

@@ -30,7 +30,7 @@
/// \file
/// CODATA recommended values of fundamental physico-chemical constants
/// CODATA 2006 values as of 2007/03/30
/// CODATA 2014 values as of 2016/04/26
namespace boost {
@@ -44,27 +44,27 @@ namespace codata {
// PHYSICO-CHEMICAL
/// Avogadro constant
BOOST_UNITS_PHYSICAL_CONSTANT(N_A,quantity<inverse_amount>,6.02214179e23/mole,3.0e16/mole);
BOOST_UNITS_PHYSICAL_CONSTANT(N_A,quantity<inverse_amount>,6.022140857e23/mole,7.4e15/mole);
/// atomic mass constant
BOOST_UNITS_PHYSICAL_CONSTANT(m_u,quantity<mass>,1.660538782e-27*kilograms,8.3e-35*kilograms);
BOOST_UNITS_PHYSICAL_CONSTANT(m_u,quantity<mass>,1.660539040e-27*kilograms,2.0e-35*kilograms);
/// Faraday constant
BOOST_UNITS_PHYSICAL_CONSTANT(F,quantity<electric_charge_over_amount>,96485.3399*coulombs/mole,2.4e-3*coulombs/mole);
BOOST_UNITS_PHYSICAL_CONSTANT(F,quantity<electric_charge_over_amount>,96485.33289*coulombs/mole,5.9e-4*coulombs/mole);
/// molar gas constant
BOOST_UNITS_PHYSICAL_CONSTANT(R,quantity<energy_over_temperature_amount>,8.314472*joules/kelvin/mole,1.5e-5*joules/kelvin/mole);
BOOST_UNITS_PHYSICAL_CONSTANT(R,quantity<energy_over_temperature_amount>,8.3144598*joules/kelvin/mole,4.8e-06*joules/kelvin/mole);
/// Boltzmann constant
BOOST_UNITS_PHYSICAL_CONSTANT(k_B,quantity<energy_over_temperature>,1.3806504e-23*joules/kelvin,2.4e-29*joules/kelvin);
BOOST_UNITS_PHYSICAL_CONSTANT(k_B,quantity<energy_over_temperature>,1.38064852e-23*joules/kelvin,7.9e-30*joules/kelvin);
/// Stefan-Boltzmann constant
BOOST_UNITS_PHYSICAL_CONSTANT(sigma_SB,quantity<power_over_area_temperature_4>,5.670400e-8*watts/square_meter/pow<4>(kelvin),4.0e-13*watts/square_meter/pow<4>(kelvin));
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));
/// first radiation constant
BOOST_UNITS_PHYSICAL_CONSTANT(c_1,quantity<power_area>,3.74177118e-16*watt*square_meters,1.9e-23*watt*square_meters);
BOOST_UNITS_PHYSICAL_CONSTANT(c_1,quantity<power_area>,3.741771790e-16*watt*square_meters,4.6e-24*watt*square_meters);
/// first radiation constant for spectral radiance
BOOST_UNITS_PHYSICAL_CONSTANT(c_1L,quantity<power_area_over_solid_angle>,1.191042759e-16*watt*square_meters/steradian,5.9e-24*watt*square_meters/steradian);
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);
/// second radiation constant
BOOST_UNITS_PHYSICAL_CONSTANT(c_2,quantity<length_temperature>,1.4387752e-2*meter*kelvin,2.5e-8*meter*kelvin);
BOOST_UNITS_PHYSICAL_CONSTANT(c_2,quantity<length_temperature>,1.43877736e-2*meter*kelvin,8.3e-9*meter*kelvin);
/// Wien displacement law constant : lambda_max T
BOOST_UNITS_PHYSICAL_CONSTANT(b,quantity<length_temperature>,2.8977685e-3*meter*kelvin,5.1e-9*meter*kelvin);
BOOST_UNITS_PHYSICAL_CONSTANT(b,quantity<length_temperature>,2.8977729e-3*meter*kelvin,1.7e-9*meter*kelvin);
/// Wien displacement law constant : nu_max/T
BOOST_UNITS_PHYSICAL_CONSTANT(b_prime,quantity<frequency_over_temperature>,5.878933e10*hertz/kelvin,1.0e15*hertz/kelvin);
BOOST_UNITS_PHYSICAL_CONSTANT(b_prime,quantity<frequency_over_temperature>,5.8789238e10*hertz/kelvin,3.4e4*hertz/kelvin);
} // namespace codata