Abstract
Self-focusing of a 200 kV, 3kA, 30 J pulsed electron beam was observed in a field emission conical diode. High current densities up to 5 MA cm2 were measured at the anode tip. A fluid type calculation corroborates the formation of the beam focus.
Original language | English |
---|---|
Pages (from-to) | 435-438 |
Number of pages | 4 |
Journal | Physics Letters, Section A: General, Atomic and Solid State Physics |
Volume | 72 |
Issue number | 6 |
DOIs | |
State | Published - 6 Aug 1979 |
Externally published | Yes |
ASJC Scopus subject areas
- General Physics and Astronomy