X. Cai

works on

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

From the 1 of 29 linked papers with an AI index.

collaborators

29 papers

hep-ph2026

Semi-leptonic $B$ decays to tensor mesons

Shao-Qin Guo, Zhi-Qing Zhang, Xin-Yu Cai +1

Using the form factors of the transtions $B \to T$ with $T$ refering to a tensor meson, such as $a_{2} (1320), f_{2} (1270), K_{2}^{*} (1430), D_{2}^{*} (2460)$ and $D_{2 s}^{*} (2573)$ , within the cova…

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

First measurement of $I^£^{+} n \to I^ p$ and $I^£^{+} n \to I^£^{0} p$ cross sections via $I^£^{+}$ -nucleus scattering at an electron-positron collider

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected with the BESIII detector at the BEPCII storage ring, the reactions $I^£^{+} n \to I^ p$ and $Î£^{+}n\rightarrowÎ£^…

hep-ex2026

Observation of $I ¨ _{c J} (J = 0, 1, 2) \to p p ˉ I^\cdot I^\cdot$

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

Using $(2712.4 \pm 14.3) \times 1 0^{6}$ $I ¨ (3686)$ events collected by the BESIII detector operating at the BEPCII storage ring, the decays $I ¨ _{c J} (J = 0, 1, 2) \to p p ˉ I^\cdot I^\cdot$ are…

hep-ex2026

Study of the $f_{0} (980)$ and $f_{0} (500)$ Scalar Mesons through the Decay $D_{s}^{+} \to I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +605

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 7.33~ $f b^{- 1}$ recorded by the BESIII detector at center-of-mass energies between 4.128 and 4.226~$…

hep-ex2026

Search for a dark baryon in the $I^^{-} \to I ¨ ^{-} + invisible$ decay

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

A search for a dark baryon is performed for the first time in the two-body decay $I^^{-} \to I ¨ ^{-} + invisible$ using $(10.087 \pm 0.044) \times 1 0^{9}$ $J / I ¨ $ events collected…

Semi-leptonic B decays to tensor mesons

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

First measurement of I^£+n→I^p and I^£+n→I^£0p cross sections via I^£+-nucleus scattering at an electron-positron collider

Observation of I¨cJ​(J=0,1,2)→ppˉ​I^⋅I^⋅

Study of the f0​(980) and f0​(500) Scalar Mesons through the Decay Ds+​→I¨+I¨−e+I^½e​

Search for a dark baryon in the I^−→I¨−+invisible decay

Semi-leptonic $B$ decays to tensor mesons

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

First measurement of $I^£^{+} n \to I^ p$ and $I^£^{+} n \to I^£^{0} p$ cross sections via $I^£^{+}$ -nucleus scattering at an electron-positron collider

Observation of $I ¨ _{c J} (J = 0, 1, 2) \to p p ˉ I^\cdot I^\cdot$

Study of the $f_{0} (980)$ and $f_{0} (500)$ Scalar Mesons through the Decay $D_{s}^{+} \to I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$

Search for a dark baryon in the $I^^{-} \to I ¨ ^{-} + invisible$ decay