How do we know that virtual-particle's virtual-pressure differences caused the plates to collide in the Casimir Effect Experiments.
What about micro-gravitation-fields produced but the plates themselves pulling each other towards one another?
Or Van Der Waal's Forces or some other forces?
This post imported from StackExchange Physics at 2014-05-04 11:23 (UCT), posted by SE-user Albert Renshaw