I wrote: The following is a bit speculative, but perhaps someone can correct any > misstatements I make -- if there is a magnetic field being created by the > cables coiling around the tube [1], I believe the field would point along > the axis of the tube, creating a theta pinch, even if only momentarily. >
It now occurs to me that such a field will itself create quite a bit of acceleration of the metal particles in the tube. Eric
