Showing 2026 · quant-phShow all
2 papers · 2 filters
quant-ph2026
Tracing the Loop: Non-Causal Computation, Partial Traces, & Postselected Entanglement
Mark Carney
This paper gives a categorical interpretation of Baumeler \& Wolf's logically consistent non-causal circuits, connecting them to postselected quantum teleportation. Looped feedback…
quant-ph2026
The Manipulate-and-Observe Attack on Quantum Key Distribution
William Tighe, George Brumpton, Mark Carney +1
Quantum key distribution is often regarded as an unconditionally secure method to exchange a secret key by harnessing fundamental aspects of quantum mechanics. Despite the robustne…