2 papers
quant-ph2025
Graphical Tests of Causality
Ämin Baumeler, Eleftherios-Ermis Tselentis, Stefan Wolf
Bell inequalities limit the possible observations of non-communicating parties. Here, we present analogous inequalities for any number of communicating parties under the causal con…
quant-ph2024
No quantum advantage for violating fixed-order inequalities?
Veronika Baumann, Ämin Baumeler, Eleftherios-Ermis Tselentis
In standard quantum theory, the causal relations between operations are fixed. One can relax this notion by allowing for dynamical arrangements, where operations may influence the…