J. Qin

collaborators

4 papers

hep-ex2026

Measurement of branching fractions of $D_{s}^{+} \to K_{S}^{0} K_{S}^{0} π^{+} π^{0}$ and $D_{s}^{+} \to K_{S}^{0} K^{+} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

By analyzing $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 7.33~fb $^{- 1}$ collected with the BESIII detector at center-of-mass energies ranging from 4.128 to…

hep-ex2026

Study of $I ¨ \to K K ˉ$ in the amplitude analysis of $D^{+} \to K_{S}^{0} K_{L}^{0} I ¨ ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +772

We present the first amplitude analysis and branching fraction measurement of $D^{+} \to K_{S}^{0} K_{L}^{0} I ¨ ^{+}$ decay. The analysis uses a dataset corresponding to an in…

quant-ph2026

Optimal noisy quantum phase estimation with finite-dimensional states

Jin-Feng Qin, Jing Liu

Phase estimation in quantum interferometry is a major scenario where the quantum advantage is significantly revealed. Recently, the optimal finite-dimensional probe states (OFPSs)…

quant-ph2025

Optimal finite-dimensional probe states for quantum phase estimation

Jin-Feng Qin, Yuqian Xu, Jing Liu

Phase estimation is a major mission in quantum metrology, especially in quantum interferometry. A full phase estimation scheme usually includes the optimal probe state and measurem…

Measurement of branching fractions of Ds+​→KS0​KS0​π+π0 and Ds+​→KS0​K+π0π0

Study of I¨→KKˉ in the amplitude analysis of D+→KS0​KL0​I¨+

Optimal noisy quantum phase estimation with finite-dimensional states

Optimal finite-dimensional probe states for quantum phase estimation

Measurement of branching fractions of $D_{s}^{+} \to K_{S}^{0} K_{S}^{0} π^{+} π^{0}$ and $D_{s}^{+} \to K_{S}^{0} K^{+} π^{0} π^{0}$

Study of $I ¨ \to K K ˉ$ in the amplitude analysis of $D^{+} \to K_{S}^{0} K_{L}^{0} I ¨ ^{+}$