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hep-ex2025
Precision Measurement of - Mass Difference
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
We measure the mass difference between and , , using the decay chain , utilizing annihi…
hep-ex2024★ 5 cited
Measurement of the Decay with Entangled Pairs
BESIII Collaboration, M. Ablikim, M. N. Achasov +643
In this Letter, a systematic study of the weak radiative hyperon decay at an electron-positron collider using entangled pair events is presented. The…
hep-ex2024
Measurement of the cross section at GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +645
The process is studied at 20 center-of-mass energies ranging from 2.1000 to 3.0800 GeV using 636.8 pb of data collected with the BESIII detecto…