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Feb23-12, 04:31 PM
PF Gold
StevieTNZ's Avatar
P: 795
Hi there,

If we set-up an experiment for entanglement swapping, the two entangled pairs of photons are:
Group 1: A, B
Group 2: X, Y

Take B and Y and perform a Bell-state measurement on them.
Obviously A and X are now entangled. But for this to occur, must B and Y have no definite polarisation?
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