2 papers
quant-ph2025
Distinct Critical Scaling of Quantum Fisher Information in a Quantum Rabi Triangle System
Yuyang Tang, Yu Yang, Min An +1
Critical properties of a quantum system are recognized as valuable resources for quantum metrology. In this work, we investigate the criticality-enhanced sensing in a quantum Rabi…
quant-ph2024
Witnessing Quantum Incompatibility Structures in High-Dimensional Multimeasurement Systems
Xiaolin Zhang, Rui Qu, Zehong Chang +6
Quantum incompatibility, referred as the phenomenon that some quantum measurements cannot be performed simultaneously, is necessary for various quantum information processing tasks…