Constants

Some physics constants used by PUMAS.

Content

The pumas.constants sub-package is a Readonly table containing the following physics constants used by PUMAS.

Name	Description
AVOGADRO_NUMBER	Avogadro number, in $\text{g}/\text{mol}$.
ELECTRON_MASS	Electron rest mass, in $\text{GeV}/\text{c}^2$.
MUON_C_TAU	Muon decay length, in $\text{m}$.
MUON_MASS	Muon rest mass, in $\text{GeV}/\text{c}^2$.
TAU_C_TAU	Tau decay length, in $\text{m}$.
TAU_MASS	Tau rest mass, in $\text{GeV}/\text{c}^2$.

Examples

-- Get the electron rest mass
local me = pumas.constants.ELECTRON_MASS

See also

elements, materials, TopographyData, TopographyDataset.