I'm afraid not. I have my own ideas concerning realistically designing a hundred thousand mile scoop field, or a practical shield against high energy particles, but I'm an engineer, not a theoretical physicist.
If you want my personal opinion, I'd ignore the theoretical physicists anyway...
There's a pretty good list of known/possible intersteller drives at the Tau Zero Foundation website (https://tauzero.aero/making-progress/propulsion-ideas/). You might look at the Bussard drive, it seems the most practical to me and you should e able to cook up some problem that needs to be...