One connection between plasma and the Hathor Temple at Dendera would be the famous Dendera bulbs as those look like 100 year old Crookes Tubes, i.e. large vacuum tubes used for experiments leading cathode ray tubes and x-ray tubes. But that
But that connection to the twin mountain glyph is quite vague and I think Carmen Boulter had something else in mind.
I also see a direct connection to plasma to this glyph, but only in a different context, and I published about that that a few months afterward and am now curious if Carmen was seeing the same connection.