slactrac.PWFA.RoundBeam¶

class slactrac.PWFA.RoundBeam(nb0, s_r, E=20.35, dE=0.01)[source]¶

Creates a beam with circularly-symmetric properties.

Parameters:

Parameters:	nb0 : float On-axis beam density. s_r : float The beam RMS width $\sigma_r$ . E : float Beam energy in GeV. dE : float Beam energy spread.

nb0 : float

On-axis beam density.

s_r : float

The beam RMS width $\sigma_r$ .

E : float

Beam energy in GeV.

dE : float

Beam energy spread.

Attributes

`E`	Beam energy in GeV.
`dE`	Beam energy spread.
`emit`	Beam emittance $\epsilon$ .
`emit_n`	Normalized beam emittance $\gamma \epsilon$ .
`nb0`	On-axis beam density.
`s_r`	The beam RMS width $\sigma_r$ .