Appendix/VariablesTemplates

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Variables Templates

Physical Constants

To insert the symbol associated with a given physical variable or constant into the text of any Wiki document, type ...
{{ Math/Template_Name }}

Symbol

Definition

Template_Name

Unicode

Speed of light;    Authoritative Value

C_SpeedOfLight

x0063

Newtonian gravitational constant;    Authoritative Value

C_GravitationalConstant

x0047

Planck constant;    Authoritative Value;    NOTE: /(2)

C_PlanckConstant

x0068

Boltzmann constant;    Authoritative Value

C_BoltzmannConstant

x006B

Avogadro constant;    Authoritative Value

C_AvogadroConstant

 

Electron mass;    Authoritative Value

C_ElectronMass

 

Proton mass;    Authoritative Value

C_ProtonMass

 

Atomic mass unit;    Authoritative Value;    NOTE: / = 1.007276

C_AtomicMassUnit

 

Gas constant = = 1.007276 /;    Authoritative Value

C_GasConstant

x211C

Characteristic Fermi pressure;


Reference (original): Chandraskehar, S. (1935)
Reference (recent): See Appendix of Even & Tohline (2009)
Reference (authoritative book): [C67]

C_FermiPressure

 

Characteristic Fermi density;

Reference (original): Chandraskehar, S. (1935)
Reference (recent): See Appendix of Even & Tohline (2009)
Reference (authoritative book): [C67]

C_FermiDensity

 

Radiation [density] constant;    Authoritative Value

NOTE: , where is the Stefan-Boltzmann constant; see, for example, p. 428 of [HK94].

C_RadiationConstant

 

Temperature associated with the rest-mass energy of the electron;    Context of Definition

C_ElectronTemperature

 

Charge on an electron;    Authoritative Value
The cgs units (statcoulombs) are equivalent to

C_ElectronCharge

 

Fine structure constant (dimensionless);    Authoritative Value

C_FineStructureConstant

 

Thompson cross-section;    Authoritative Value

C_ThompsonCrossSection

 

Variables

To insert the symbol associated with a given physical variable or constant into the text of any Wiki document, type ...
{{ Math/Template_Name }}

Symbol

Definition

Template_Name

Unicode

Number density of gas particles;    units of "1/volume"

VAR_NumberDensity01

x004E

Mass density;    units of "mass/volume"

VAR_Density01

x03C1

Specific Volume = 1/;    units of "volume/mass"

VAR_SpecificVolume01

x0056

Newtonian gravitational potential;    units of "energy/mass" or "velocity-squared"

VAR_NewtonianPotential01

x03A6

Enthalpy;    units of "energy/mass" or "velocity-squared"

VAR_Enthalpy01

x0048

Pressure;    units of "force/area" or "energy/volume"

VAR_Pressure01

x0050

Specific internal energy;    units of "energy/mass" or "velocity-squared"

VAR_SpecificInternalEnergy01

x03B5

Specific entropy;

VAR_SpecificEntropy01

x0073

Time

VAR_Time01

x0074

Temperature;    units of "Kelvin"

VAR_Temperature01

x0054

Euclidean 3-space velocity vector;    units of "length/time"

VAR_VelocityVector01

 

Euclidean 3-space position vector

VAR_PositionVector01

 

Model Parameters

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{{ Math/Template_Name }}

Symbol

Definition

Template_Name

Unicode

Adiabatic Index (or Ratio of Specific Heats); dimensionless    Wikipedia Discussion

MP_AdiabaticIndex

 

Mean molecular weight; dimensionless;    defined such that = / ().

MP_MeanMolecularWeight

x03BC

Molecular weight of electrons; dimensionless;
defined such that = / ( ), where is the number density of electrons.

MP_ElectronMolecularWeight

x03BC

Polytropic Index; dimensionless    Wikipedia Discussion

MP_PolytropicIndex

x006E

Polytropic Constant; dimensions depend on choice of    Wikipedia Discussion

MP_PolytropicConstant

 

 

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