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#include <BALL/COMMON/constants.h>
#include <BALL/PYTHON/EXTENSIONS/pyConstant.h>
namespace BALL
{
// EPSILON (used fr comparisons)
double Constant::EPSILON = 1e-6;
// PI
double Constant::PI = 3.14159265358979323846L;
// Euler's number - base of the natural logarithm
double Constant::E = 2.718281828459045235L;
// Elementary charge.
double Constant::ELEMENTARY_CHARGE = 1.60217738E-19L; // C
/// Elementary charge (alias)
double Constant::e0 = ELEMENTARY_CHARGE;
// Electron mass.
double Constant::ELECTRON_MASS = 9.1093897E-31L; // kg
// Proton mass.
double Constant::PROTON_MASS = 1.6726230E-27L; // kg
// Neutron mass.
double Constant::NEUTRON_MASS = 1.6749286E-27L; // kg
// Avogadro constant.
double Constant::AVOGADRO = 6.0221367E+23L; // 1 / mol
// Avogadro constant (alias)
double Constant::NA = AVOGADRO;
// Avogadro constant (alias)
double Constant::MOL = AVOGADRO;
// Boltzmann constant.
double Constant::BOLTZMANN = 1.380657E-23L; // J / K
// Boltzmann constant (alias)
double Constant::k = BOLTZMANN;
// Planck constant.
double Constant::PLANCK = 6.6260754E-34L; // J * sec
// Planck constant (alias)
double Constant::h = PLANCK;
// Gas constant (= NA * k)
double Constant::GAS_CONSTANT = NA * k;
// Gas constant (alias)
double Constant::R = GAS_CONSTANT;
// Faraday constant (= NA * e0)
double Constant::FARADAY = NA * e0;
// Faraday constant (alias)
double Constant::F = FARADAY;
// Bohr radius.
double Constant::BOHR_RADIUS = 5.29177249E-11L; // m
// Bohr radius (alias)
double Constant::a0 = BOHR_RADIUS;
// the following values from:
// P.W.Atkins: Physical Chemistry, 5th ed., Oxford University Press, 1995
// Vacuum permittivity.
double Constant::VACUUM_PERMITTIVITY = 8.85419E-12L; // C^2 / (J * m)
// Vacuum permeability.
double Constant::VACUUM_PERMEABILITY = (4 * PI * 1E-7L); // J s^2 / (C^2 * m)
// Speed of light.
double Constant::SPEED_OF_LIGHT = 2.99792458E+8L; // m / s
// Speed of Light (alias)
double Constant::c = SPEED_OF_LIGHT;
// Gravitational constant.
double Constant::GRAVITATIONAL_CONSTANT = 6.67259E-11L; // N m^2 / kg^2
// Fine structure constant.
double Constant::FINE_STRUCTURE_CONSTANT = 7.29735E-3L; // 1
// Degree per rad.
double Constant::DEG_PER_RAD = 57.2957795130823209L;
// Rad per degree.
double Constant::RAD_PER_DEG = 0.0174532925199432957L;
// mm per inch.
double Constant::MM_PER_INCH = 25.4L;
// m per foot.
double Constant::M_PER_FOOT = 3.048L;
// Joule per calorie
double Constant::JOULE_PER_CAL = 4.184;
// Calories per Joule.
double Constant::CAL_PER_JOULE = (1 / 4.184);
}
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