S. Choi

works on

BESIII 1 charmonium 1 pi+ pi- spectrum 1 psi(3686) decay 1 threshold enhancement 1

From the 1 of 9 linked papers with an AI index.

collaborators

9 papers

hep-ex2026

Strong and electromagnetic amplitudes, direct $C P$ and isospin asymmetries in the decays $J / I ¨ \to K_{S}^{0} K^{+} I ¨ ^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using $e^{+} e^{-}$ annihilation data collected at 26 center-of-mass energy points between 3000.00 and $3119.88 MeV$ with the BESIII detector, corresponding to a total integrated…

hep-ex2026

Measurement of the branching fraction of $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

The branching fraction of the electromagnetic Dalitz decay $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$ is measured with an $e^{+} e^{-}$ collision data sample collected by the BESIII experi…

hep-ex2026

Observation of the $X (2370)$ in $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I ¨ ^{0}$ and $J / I ¨ \to I^^{3} I ¨ ^{0} I ¨ ^{0} I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +767

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I ¨ ^{0}$ and $J / I ¨ \to I^^{3} I ¨ ^{0} I ¨ ^{0} I^\cdot$ processe…

hep-ex2026

Observation of a Doubly-strange Hyperon $I^ (1720)$ in $J / I ¨ \to K^{-} I^£^{0} I^ˉ ^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

Based on a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector at BEPCII, we report the first observation of the decay $J/Ï\rightarrow K^- Î£^0…

hep-ex2026

Observation of a threshold enhancement in the $I ¨ ^{+} I ¨ ^{-}$ spectrum in $I ¨ (3686) \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

The BESIII experiment analyzed over 2.7 billion ψ(3686) decays and observed a clear resonance-like enhancement near the π⁺π⁻ mass threshold in ψ(3686)→π⁺π⁻J/ψ decays, measuring its…

hep-ex2026

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +770

A search for a massless beyond-standard-model particle is performed in the decay $Ξ^{0} \to Λ + invisible$ using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with…

Strong and electromagnetic amplitudes, direct CP and isospin asymmetries in the decays J/I¨→KS0​K+I¨−+c.c.

Measurement of the branching fraction of Ds∗+​→e+e−Ds+​

Observation of the X(2370) in J/I¨→I^3KS0​KS0​I¨0 and J/I¨→I^3I¨0I¨0I^⋅

Observation of a Doubly-strange Hyperon I^(1720) in J/I¨→K−I^£0I^ˉ++c.c.

Observation of a threshold enhancement in the I¨+I¨− spectrum in I¨(3686)→I¨+I¨−J/I¨ decays

Search for a massless particle beyond the Standard Model in the Ξ0→Λ+invisible decay

Strong and electromagnetic amplitudes, direct $C P$ and isospin asymmetries in the decays $J / I ¨ \to K_{S}^{0} K^{+} I ¨ ^{-} + c . c .$

Measurement of the branching fraction of $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$

Observation of the $X (2370)$ in $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I ¨ ^{0}$ and $J / I ¨ \to I^^{3} I ¨ ^{0} I ¨ ^{0} I^\cdot$

Observation of a Doubly-strange Hyperon $I^ (1720)$ in $J / I ¨ \to K^{-} I^£^{0} I^ˉ ^{+} + c . c .$

Observation of a threshold enhancement in the $I ¨ ^{+} I ¨ ^{-}$ spectrum in $I ¨ (3686) \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ decays

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay