Name this method for extracting energy from a rotating black hole, which is named for a man who discovered certain aperiodic tilings of the plane.
An observer who enters the ergosphere can toss an object through the outer event horizon to propel themselves back out with more energy than they entered with. Name this method for extracting energy from a rotating black hole, which is named for a man who discovered certain aperiodic tilings of the plane.
An observer who enters the ergosphere can toss an object through the outer event horizon to propel themselves back out with more energy than they entered with.
{Penrose} process