Re: [Phys-L] Plasma Sphere

[John Sohl <jsohl@weber.edu>]

There is a lot happening in a glow discharge. Especially near the cathode.
On plasma spheres the glass ball is the cathode (for safety reasons).

https://en.m.wikipedia.org/wiki/Glow_discharge

John

- - - -
John E. Sohl, Ph.D.
WSU Brady Presidential Distinguished Professor Emeritus
Department of Physics and Astronomy
Department of Environmental Science
Department of Being Retired and Loving It
Weber State University
cell: (801) 476-0589 (Text me, I don't answer the phone if you are not in
my contacts.)