or protons. Hell, sometimes neutrons can work.
You can make lasers, out of every energy particals. Even if you use, console to heat up NEUT you have a laser.
Don't forget electrons!
Also I think there was a mod somewhere with lasers in it.
Photons. you can also color it.
Every other enrgy particle like what @NUCLEAR_FOX said
Piston bad laser
compressed DUET with neutrons and one way gravity makes a cannon
ARAY is a laser
LIFE laser