2 papers
cond-mat.str-el2026
Stabilizer-Rényi Microscopy of Critical Correlations in Interacting Fermions
Jun Qi Fang, Fo-Hong Wang, Xiao Yan Xu
Quantum magic---the resource that separates universal quantum computation from efficiently simulable Clifford circuits---has emerged as a diagnostic of many-body quantum states, ye…
quant-ph2025
Fermionic Partial Transpose in the Overlap Matrix Framework for Entanglement Negativity
Jun Qi Fang, Xiao Yan Xu
Over the past two decades, the overlap matrix approach has been developed to compute quantum entanglement in free-fermion systems, particularly to calculate entanglement entropy an…