Just a guess here, wouldn't u make the armor break in only the parts you want to fail; like if you could weave thin, semi-brittle steal or aluminum cable that is meant to shatter, into the Kevlar. or maybe thin ceramic tiles.
What would be necessary to make it possible? it would be powered by batteries and solar panels and maybe a few bloom boxes. Is it the size of the magnets? I would like to research the tech required to start a prototype.
My friend in the air force was complaining that the military Osprey was bulky, weak, and could be spotted from miles away. I have an idea that uses an electro-magnetic rotated turbine instead of the large and noisy propellers. it would include the encasement of the turbine to make the vehicle...