rkastner
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The forum discussion centers on the concept of retrocausality in quantum mechanics, particularly in relation to the delayed choice quantum eraser (DCQE) experiment. Participants clarify that DCQE does not demonstrate retrocausality, as the interference patterns observed are contingent upon the measurement of entangled photons, which does not alter past events. Key figures mentioned include John Cramer, who advocates for retrocausality through his transactional interpretation, and Birgit Dopfer, whose experiment under Anton Zeilinger's supervision is referenced. The consensus is that while retrocausality is a debated topic, it remains largely unsupported by the physics community.
PREREQUISITESPhysicists, quantum mechanics students, and anyone interested in the philosophical implications of time and causality in quantum theory.
rkastner said:
rkastner said:you can find it here: http://transactionalinterpretation.org/
Scroll down a bit
rkastner said:Causality is a very slippery notion indeed. I do address this in Chapter 7 of my book.