Setting up initial cathode parameters


Initial conditions for thermionic cathodes.


Initial conditions for field emission and schottky emission cathodes.




Sources of zero kinetic energy electrons.


Particles from a plasma surface.


User-defined cathode.


Randomisation of a cathode.


Cathode temperature.

Cathode brightness.

Non-display of low-current rays in cathode iterations.

Symmetries of cathode rays and segments.