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From the 7 of 125 linked papers with an AI index.

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125 papers

hep-ex2026

Evidence for and observation of

BESIII Collaboration, M. Ablikim, M. N. Achasov +771

Using events collected by the BESIII detector at the BEPCII collider, the process is investigated. Evidence…

hep-ex2026

First measurements of the branching fractions of and

BESIII Collaboration, M. Ablikim, M. N. Achasov +771

Based on and events collected with the BESIII detector at the BEPCII collider, the hadronic decays $J/ψ\to…

hep-ex2026

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay

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

Based on a data sample of 10 billion events collected with the BESIII detector operating at the BEPCII collider, the Dalitz decay is studied experim…

math.CO2026

Full homomorphisms to graph classes

Pavol Hell, César Hernández-Cruz

Given a family of graphs , we define a graph to be fully -colourable if admits a full homomorphism to some in . We approach the p…

hep-ex2026

Measurement of the double Dalitz decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

The BESIII experiment measured the rare decay of the eta meson into two electron-positron pairs, determining its branching fraction to be about 2.6 × 10⁻⁵.

hep-ex2026

Amplitude analysis and branching fraction measurement of the decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

An amplitude analysis of the decay is performed to determine the relative magnitudes and phases of different intermediate processes. The analysis uses $e^…