3 papers
quant-ph2026
Complementing Quantum Error Correction in Quantum Metrology via Swap Test
Xiaodie Lin, Linxuan Li, Haidong Yuan
The precision and sensitivity achievable in quantum metrology are often compromised by the presence of noise. While quantum error correction has emerged as a promising strategy, it…
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-…
quant-ph2025
Nonreciprocity enhanced Quantum Gyroscopes based on Surface Acoustic Waves
Y. T. Zhu, Shibei Xue, Fangfang Ju +1
Surface acoustic waves (SAWs), as Rayleigh waves generated by elastic media, have been used in gyroscopes for over 40 years due to their unique propagation characteristics. However…