4 citations · 9 across the 5 of their papers we have counts for
5 papers
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…
Tight tradeoff relation and optimal measurement for multiparameter quantum estimation
Lingna Wang, Hongzhen Chen, Haidong Yuan
In multiparameter quantum estimation, the optimal measurements for different parameters encoded in a quantum state are in general incompatible, giving rise to nontrivial tradeoffs…
Distributed multi-parameter quantum metrology with a superconducting quantum network
Jiajian Zhang, Lingna Wang, Yong-Ju Hai +19
Quantum metrology has emerged as a powerful tool for timekeeping, field sensing, and precision measurements in fundamental physics. With the advent of distributed quantum metrology…
Multi-parameter quantum metrology with stabilized multi-mode squeezed state
Yue Li, Xu Cheng, Lingna Wang +11
Squeezing a quantum state along a specific direction has long been recognized as a crucial technique for enhancing the precision of quantum metrology by reducing parameter uncertai…
Variational Quantum Metrology with Loschmidt Echo
Ran Liu, Ze Wu, Xiaodong Yang +6
By utilizing quantum mechanical effects, such as superposition and entanglement, quantum metrology promises higher precision than the classical strategies. It is, however, practica…