A first exploratory work is here and belongs to my researches since 2015.
Yin_Yang_481Lecture7_extraction_lignesDLMFKDG
Today, HV impulses are to be compared to the photo-field regime, assisted by RF.
Starting from high tech micro cathodes, the present search is to propose a high current density device, which could conserve the exceptional emittance properties of an isolated tip.