YES! Check this business:
Here it is with the color levels adjusted so you can see more:
This is really really exciting.
First thing I learned is you need some gas in that chamber to start a plasma. I started at pressures around 1 e-6 torr and got nothing. What you really need is pressures above 1 e-3 torr. My gauge doesn’t work in this range, so I was flying blind.
I had to install a valve to leak air into the chamber to keep the pressure where I needed it:
Just playing with this device for 10 minutes gave me more of an intuition for plasma than most of the reading I’ve done on the topic.
I’m now one small step away from first fusion. FUCK YEA.