82 citations · 233 across the 11 of their papers we have counts for
Showing 2026 · quant-phShow all
2 papers · 2 filters
quant-ph2026
Geometric construction of optimal probe states in distributed multiparameter quantum sensing
Hongzhen Chen, Lingna Wang, Haidong Yuan
The choice of probe state is essential to achieving ultimate precision in quantum metrology. For a single parameter, an equal superposition of eigenstates associated with the large…
quant-ph2026
Minimal Trade-off and Optimal Measurement for Multiparameter Quantum Estimation
Lingna Wang, Hongzhen Chen, Haidong Yuan
A fundamental challenge in multiparameter quantum estimation arises from the incompatibility of optimal measurements for different parameters, leading to intricate precision trade-…