see: The Electric Universe by Electric Dark Matter Big Bang Black Holes of Quantum FFF Theory.
https://vixra.org/pdf/1902.0349v1.pdf
The basic origin seems the Penrose-Q-FFF Vacuum Horizon repelling and creating Fermions like Hawking radiation. below:
In addition, black holes repel even equal size BHs (<15%) like all Herbig Haro bow shocks. However smaller BHs can even Split larger BHs.. Together it seems part of the self creating Univers, out of the splitting Black Hole Big Bang Singularity.