Bell nonlocality in networks

A Tavakoli, A Pozas-Kerstjens, MX Luo… - Reports on Progress in …, 2022 - iopscience.iop.org
Bell's theorem proves that quantum theory is inconsistent with local physical models. It has
propelled research in the foundations of quantum theory and quantum information science …

Ruling out real-valued standard formalism of quantum theory

MC Chen, C Wang, FM Liu, JW Wang, C Ying… - Physical Review Letters, 2022 - APS
Standard quantum theory was formulated with complex-valued Schrödinger equations,
wave functions, operators, and Hilbert spaces. Previous work attempted to simulate quantum …

The deep space quantum link: prospective fundamental physics experiments using long-baseline quantum optics

M Mohageg, L Mazzarella, C Anastopoulos… - EPJ quantum …, 2022 - epjqt.epj.org
Abstract The National Aeronautics and Space Administration's Deep Space Quantum Link
mission concept enables a unique set of science experiments by establishing robust …

Unitary-invariant witnesses of quantum imaginarity

C Fernandes, R Wagner, L Novo, EF Galvão - Physical Review Letters, 2024 - APS
Quantum theory is traditionally formulated using complex numbers. This imaginarity of
quantum theory has been quantified as a resource with applications in discrimination tasks …

Complex networks with complex weights

L Böttcher, MA Porter - Physical Review E, 2024 - APS
In many studies, it is common to use binary (ie, unweighted) edges to examine networks of
entities that are either adjacent or not adjacent. Researchers have generalized such binary …