qspec.e_el  (  u ,  q  )[source]

The potential energy difference $E_\mathrm{pot} = qU$.

Parameters:

uarray_like

An electric potential difference $U$ (V).

qarray_like

The electric charge $q$ of a body (e).

Returns:

outndarray

The potential energy difference $E_\mathrm{pot}$ of a body with electric charge q inside an electric potential with voltage u (eV).