Class SBDQuantityConstant#

This class holds several useful physical constants. More...

#include "SBDQuantityConstant.hpp"

Public Static Attributes#

Type	Name
const double	DegToRad DegToRad is SBDQuantityConstant::Pi / 180.0.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0 > > *const	NA The Avogadro constant.
const SBQuantity::dimensionless *const	Pi Pi is 3.1415926535897932.
const double	RadToDeg RadToDeg is 180.0 / SBDQuantityConstant::Pi .
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0 > > *const	avogadroConstant The Avogadro constant.
const SBQuantity::picometer *const	bohrRadius The Bohr radius, a0.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, -12, 2, -27, 1, -15, -2, 0, 0, 0, -1, 0, 0, 0, 0 > > *const	boltzmannConstant The Boltzmann constant.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, 0, 1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0 > > *const	c The speed of light in vacuum.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, 0, 3, 0, 1, 0, -4, 0, -2, 0, 0, 0, 0, 0, 0 > > *const	coulombConstant The Coulomb constant.
const SBQuantity::yoctogram *const	electronMass The electron mass.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, -12, 2, -27, 1, -15, -2, 0, 0, 0, -1, 0, 0, 0, 0 > > *const	kB The Boltzmann constant.
const SBQuantity::yoctogram *const	neutronMass The neutron mass.
const SBQuantity::yoctogram *const	protonMass The proton mass.
const SBDQuantityType< SBDQuantityUnitType< SBUnitSystemSI, 0, 1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0 > > *const	speedOfLight The speed of light in vacuum.

Public Static Functions#

Type	Name
SBQuantity::degree	getDegreesFromRadians (const SBQuantity::radian & angle) Converts radians in degrees in the interval [-180, 180].

Detailed Description#

This class holds several useful physical constants, which are accessed through static const pointers.

Values for physical constants correspond to 2022 CODATA internationally recommended values of the Fundamental Physical Constants.

See:

National Institute of Standards and Technology (NIST): https://physics.nist.gov/cuu/Constants/
Table of physical constants: https://physics.nist.gov/cuu/Constants/Table/allascii.txt

Short name: SBConstant

For example:

SBQuantity::mass m = *SBConstant::protonMass;

Short name: SBConstant

See also: SAMSON's unit system

Public Static Attributes Documentation#

variable DegToRad#

DegToRad is SBDQuantityConstant::Pi / 180.0.

const double SBDQuantityConstant::DegToRad;

variable NA#

The Avogadro constant.

const SBQuantityType< SBUnitType< SBUnitSystemSI, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0 > > *const SBDQuantityConstant::NA;

variable Pi#

Pi is 3.1415926535897932.

const SBQuantity::dimensionless *const SBDQuantityConstant::Pi;

variable RadToDeg#

RadToDeg is 180.0 / SBDQuantityConstant::Pi .

const double SBDQuantityConstant::RadToDeg;

variable avogadroConstant#

The Avogadro constant.

const SBQuantityType< SBUnitType< SBUnitSystemSI, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0 > > *const SBDQuantityConstant::avogadroConstant;

variable bohrRadius#

The Bohr radius, a0.

const SBQuantity::picometer *const SBDQuantityConstant::bohrRadius;

variable boltzmannConstant#

The Boltzmann constant.

const SBQuantityType< SBUnitType< SBUnitSystemSI, -12, 2, -27, 1, -15, -2, 0, 0, 0, -1, 0, 0, 0, 0 > > *const SBDQuantityConstant::boltzmannConstant;

variable c#

The speed of light in vacuum.

const SBQuantityType< SBUnitType< SBUnitSystemSI, 0, 1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0 > > *const SBDQuantityConstant::c;

variable coulombConstant#

The Coulomb constant.

const SBQuantityType< SBUnitType< SBUnitSystemSI, 0, 3, 0, 1, 0, -4, 0, -2, 0, 0, 0, 0, 0, 0 > > *const SBDQuantityConstant::coulombConstant;

variable electronMass#

The electron mass.

const SBQuantity::yoctogram *const SBDQuantityConstant::electronMass;

variable kB#

The Boltzmann constant.

const SBQuantityType< SBUnitType< SBUnitSystemSI, -12, 2, -27, 1, -15, -2, 0, 0, 0, -1, 0, 0, 0, 0 > > *const SBDQuantityConstant::kB;

variable neutronMass#

The neutron mass.

const SBQuantity::yoctogram *const SBDQuantityConstant::neutronMass;

variable protonMass#

The proton mass.

const SBQuantity::yoctogram *const SBDQuantityConstant::protonMass;

variable speedOfLight#

The speed of light in vacuum.

const SBQuantityType< SBUnitType< SBUnitSystemSI, 0, 1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0 > > *const SBDQuantityConstant::speedOfLight;

Public Static Functions Documentation#

function getDegreesFromRadians#

Converts radians in degrees in the interval [-180, 180].

static SBQuantity::degree SBDQuantityConstant::getDegreesFromRadians (
    const SBQuantity::radian & angle
)