1 citations · 1 across the 1 of their papers we have counts for
2 papers
quant-ph2025
Quantumness and its hierarchies in PT-symmetric down-conversion models
Jan Peřina, Karol Bartkiewicz, Grzegorz Chimczak +4
We investigate the hierarchy of quantum correlations in a quadratic bosonic parity-time-symmetric system (PTSS) featuring distinct dissipation and amplification channels. The hiera…
quant-ph2025★ 1 cited
W-class states-identification and quantification of Bell-CHSH inequalities' violation
Joanna K. Kalaga, Wiesław Leoński, Jan Peřina
We discuss a family of W-class states describing three-qubit systems. For such systems, we analyze the relations between the entanglement measures and the nonlocality parameter for…