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quant-ph2026
Indefinite causal order with output-signalling instruments
Ricardo Silveira, Patrick Andriolo, Davide Poderini +2
Quantum processes can exhibit indefinite causal order, allowing coherent superpositions of distinct orderings of events. Whether such processes generate genuinely noncausal statist…
quant-ph2025
A Tutorial on Knots and Quantum Mechanics
Dmitry Melnikov
These notes review a description of quantum mechanics in terms of the topology of spaces, basing on the axioms of Topological Quantum Field Theory and path integral formalism. In t…