0 Members and 1 Guest are viewing this topic.
When light is "slowed down" it is essentially the same process that causes materials to have refractive indicies which imply a slower speed for light. The photons are always travelling at light speed but are continually being absorbed and re-emitted unchanged with a Hisenberg related delay between absosbtion and re-emmission. so in effect they are "new" photons.
I found a very nice description here, even if somewhat old....sorry, you cannot view external links. To see them, please
REGISTER or LOGINBut you are correct Steve, the BEC will behave as if all atoms were in the same quantum state. It's very strange ( and cool