All, https://www.instagram.com/p/B9CalWwgV_w
Here's an Instagram post of a "Penning Trap". I guess the same Penning we know from the Penning mixture in gas discharge tubes.
The Penning trap was not invented by him but was named after him by the inventor. See
https://en.wikipedia.org/wiki/Frans_Michel_Penning (I have made a few guesses here so anyone correct me if I'm wrong please.) cheers Grahame -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/5761244f-6996-82cd-cac3-fa4623e5ee4b%40googlemail.com.
