ptypy.utils.misc.electron_wavelength

ptypy.utils.misc.electron_wavelength(electron_energy)

Calculate electron wavelength based on energy in keV:

\[\lambda = hc / \sqrt{E * (2moc^2 + E)}\]

Parameters:

electron_energy (float) – in units of keV

Returns:

wavelength – in units of meter

Return type:

float