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SUMMARY:Ruth Kastner (UMD)
DTSTART:20220512T150000Z
DTEND:20220512T170000Z
DTSTAMP:20260423T011101Z
UID:QMFNoT/34
DESCRIPTION:Title: <a href="https://researchseminars.org/talk/QMFNoT/34/">
 The Relativistic Transactional Formulation of Quantum Theory</a>\nby Ruth 
 Kastner (UMD) as part of QM Foundations & Nature of Time seminar\n\n\nAbst
 ract\nI provide an overview of the transactional formulation of quantum th
 eory\, including its recently developed relativistic features.  In this fo
 rmulation\, the basic field interaction is time symmetric\, corresponding 
 to virtual photons. This interaction is an unmediated\, direct connection 
 between charges\, which challenges our usual preference for locality. Howe
 ver\, the interaction can be elevated\, via a form of temporal symmetry br
 eaking\, to the local\, causal transfer of a real photon from an emitter t
 o an absorber. This constitutes a microscopic basis for the emergence of a
 n arrow of time. The model also yields a well-defined account of quantum m
 easurement.\n
LOCATION:https://researchseminars.org/talk/QMFNoT/34/
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