wovepaper — the arXiv observatory

papers

Publications (83)

hep-ex2023

Studies of the decay $D_{s}^{+} \to K^{+} K^{-} I^¼^{+} I^½_{I^} ¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

The $D_{s}^{+} \to K^{+} K^{-} I^¼^{+} I^½_{I^} ¼$ decay is studied based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at center-of-mass energies in the range from 4…

hep-ex2022

First Direct Measurement of the Absolute Branching Fraction of $I^£^{+} \to I^ e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The first direct measurement of the absolute branching fraction of $I^£^{+} \to I^ e^{+} I^½_{e}$ is reported based on an $e^{+} e^{-}$ annihilation sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ …

hep-ex2023

Search for an axion-like particle in radiative $J / I ¨ $ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +588

We search for an axion-like particle (ALP) $a$ through the process $I ¨ (3686) \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $ , $J / I ¨ \to I^^{3} a$ , $a \to I^^{3} I^^{3}$ in a data sample of $(2.71\pm0.01)\ti…

hep-ex2025

Search for the decay $I ¨ _{c 1} (3872) \to I ¨ ^{+} I ¨ ^{-} I ¨ _{c 1}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

Using a data sample corresponding to an integrated luminosity of 10.9 fb $^{- 1}$ collected at center-of-mass energies from 4.16 to 4.34 GeV with the BESIII detector, we search for t…

hep-ex2025

Observation and branching fraction measurement of the decay $J / I ¨ \to p ˉ I^£^{+} K_{S}^{0} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +612

The first observation of the decays $J / I ¨ \to p ˉ I^£^{+} K_{S}^{0}$ and $J / I ¨ \to p I^ˉ £^{-} K_{S}^{0}$ is reported using $(10087 \pm 44) \times 1 0^{6}$ $J\…

hep-ex2024

Search for a muonphilic scalar $X_{0}$ or vector $X_{1}$ via $J / I ¨ \to I^¼^{+} I^¼^{-} + invisible$ decays at BESII

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

A light scalar $X_{0}$ or vector $X_{1}$ particles have been introduced as a possible explanation for the $(g - 2)_{I^} ¼$ anomaly and dark matter phenomena. Using $(8.998\pm 0.039)\time…

hep-ex2023

Search for a scalar partner of the $X (3872)$ via $I ¨ (3770)$ decays into $I^^{3} I^\cdot I^\cdot^{'}$ and $I^^{3} I ¨ ^{+} I ¨ ^{-} J / I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ collected at a center-of-mass energy of 3.773~GeV with the BESIII detector at the BEPCII collider, w…

hep-ex2023

Search for baryon and lepton number violating decays of $I^^{0}$ hyperons

BESIII Collaboration, M. Ablikim, M. N. Achasov +602

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected by the BESIII detector at the BEPCII collider, we report the first search for the baryon and lepton number violating…

hep-ex2023

Improved measurement of the decays $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+ (0)} I ¨ ^{- (0)}$ and search for the rare decay $I^\cdot^{'} \to 4 I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +617

Using a sample of 10 billion $J / I ¨ $ events collected with the BESIII detector, the decays $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ , $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0} I ¨ ^{0}$ and $Î·' \to 4 Ï^{…

hep-ex2024

Evidence of the Singly Cabibbo Suppressed decay $I^_{c}^{+} \to p I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Evidence for the singly Cabibbo suppressed decay $I^_{c}^{+} \to p I ¨ ^{0}$ is reported for the first time with a statistical significance of $3.7 I ¨ $ based on 6.0 $fb^{- 1}$ of $e^+…

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-ex2024

Study of excited $I^$ states in $I ¨ (3686) \to K^{-} I^ I^^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +599

Based on a sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector at BEPCII, the decays of $I ¨ (3686) \to K^{-} I^ I^^{+} + c . c .$ with $\o…

hep-ex2023

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} I^½_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing 7.33\,fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we search for the semileptonic de…

hep-ex2024

Investigation of the $I^ I = 1/2$ rule and test of CP violation through the measurement of decay asymmetry parameters in $I^^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, numerous $I^^{-}$ and $I^$ decay asymmetry parameters are simultaneously determined from the proce…

hep-ex2023

Determination of spin and parity of $D_{(s)}^{*}$ mesons

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The spin and parity of the charmed mesons $D_{s}^{*+}$ , $D^{* 0}$ and $D^{*+}$ are determined for the first time to be $J^{P} = 1^{-}$ with significances greater than 10 $I ¨ $ over other…

hep-ex2024

Updated measurement of the branching fraction of $D_{s}^{+} \to I ¨ ^{+} I^½_{I ¨} $ via $I ¨ ^{+} \to I ¨ ^{+} I^ˉ ½_{I ¨} $

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

This paper reports the study of $D_{s}^{+} \to I ¨ ^{+} I^½$ via $I ¨ ^{+} \to I ¨ ^{+} I^ˉ ½_{I ¨} $ using a boosted decision tree method, with $7.33$ fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by…

hep-ex2023

Precise measurement of the branching fractions of $J / I ¨ \to I^ˉ I ¨ ^{+} I^£^{-} + c . c .$ and $J / I ¨ \to I^ˉ I ¨ ^{-} I^£^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Based on a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the branching fraction of $J / I ¨ \to I^ˉ I ¨ ^{+} I^£^{-} + c . c .$ is measured…

hep-ex2023

Tests of $C P$ symmetry in the entangled $I^^{0} - I^ˉ ^{0}$ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

The $J / I ¨ \to I^^{0} I^ˉ ^{0}$ process and subsequent decays are investigated using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected at the BESIII experiment. The decay parameter…

hep-ex2023

Measurement of the cross sections for $e^{+} e^{-} \to I^\cdot I ¨ ^{+} I ¨ ^{-}$ at center-of-mass energies between 2.00 and 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +616

Using data samples collected at center-of-mass energies between 2.000 and 3.080 GeV with the BESIII detector operating at the BEPCII collider, a partial-wave analysis is performed…

hep-ex2023

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p I^ˉ $ Threshold in $e^{+} e^{-} \to p K^{-} I^ˉ + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

A narrow structure in the $p I^ˉ $ system near the mass threshold, named as $X (2085)$ , is observed in the process $e^{+} e^{-} \to p K^{-} I^ˉ $ with a statistical significance greater…

hep-ex2022

Determination of U-spin breaking parameters with an amplitude analysis of the decay $D^{0} \to K_{L}^{0} I ¨ ^{+} I ¨ ^{-}$

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

We present a study of the resonant structure of the decay $D^{0} \to K_{L}^{0} I ¨ ^{+} I ¨ ^{-}$ , using quantum-correlated $D^{0} D ˉ^{0}$ data produced at $s = 3.773$ GeV. The data sam…

hep-ex2023

Observation of a vector charmoniumlike state at 4.7 $GeV / c^{2}$ and search for $Z_{cs}$ in $e^{+} e^{-} \to K^{+} K^{-} J / I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Using data samples with an integrated luminosity of 5.85~fb $^{- 1}$ collected at center-of-mass energies from 4.61 to 4.95 GeV with the BESIII detector operating at the BEPCII stora…

hep-ex2026

Improved measurement of the branching fraction of $D_{s}^{+} \to I^¼^{+} I^½_{I^} ¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

Using $e^{+} e^{-}$ collision data with an integrated luminosity of $7.33 fb^{- 1}$ collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector ope…

hep-ex2024

First Observation of a Three-Resonance Structure in $e^{+} e^{-} \to$ Nonopen Charm Hadrons

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We report the measurement of the inclusive cross sections for $e^{+} e^{-}$ $\to$ nOCH (where nOCH denotes non-open charm hadrons) with improved precision at center-of-mass (c.m.)…

hep-ex2024

Measurement of $I^$ transverse polarization in $e^{+} e^{-}$ collisions at $s = 3.68 - 3.71$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

With data samples collected with the BESIII detector at seven energy points at $s = 3.68 - 3.71$ GeV, corresponding to an integrated luminosity of 333 pb $^{- 1}$ , we present a…

hep-ex2023

Measurement of $e^{+} e^{-} \to I ¨ I ¨ ^{+} I ¨ ^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +600

Using data corresponding to an integrated luminosity of $651 pb^{- 1}$ accumulated at 22 center-of-mass energies from 2.00 to 3.08 GeV by the BESIII experiment, the process…

hep-ex2023

Amplitude analysis and branching fraction measurement of the decay $D^{+} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{0} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Using 2.93 $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at the center-of-mass energy 3.773\,GeV, we perform the first amplitude analysis of the deca…

hep-ex2023

Measurement of the branching fractions of the singly Cabibbo-suppressed decays $I^_{c}^{+} \to p I^\cdot$ and $I^_{c}^{+} \to p I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +618

Based on 4.5 $\mbox{fb$^{-1}$}$ $e^{+} e^{-}$ collision data collected with BESIII detector at seven energy points between 4.600 and 4.699 GeV, the branching fractions for $Î_{c}^{…

hep-ex2024

First observation of $I^_{c}^{+} \to I^ K^{+} I ¨ ^{0}$ and evidence of $I^_{c}^{+} \to I^ K^{+} I ¨ ^{+} I ¨ ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We present the first observation of the singly Cabibbo-suppressed decay $I^_{c}^{+} \to I^ K^{+} I ¨ ^{0}$ with a significance of $5.7 I ¨ $ and the first evidence of $Î_c^+ \rightarrow…

hep-ex2023

Measurement of the branching fraction of $D_{s}^{+} \to I ¨ ^{+} I^½_{I ¨} $ via $I ¨ ^{+} \to I^¼^{+} I^½_{I^} ¼ I^½_{I ¨} ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +592

Utilizing $7.33 fb^{- 1}$ of $e^{+} e^{-}$ collision data taken at the center-of-mass energies of 4.128, 4.157, 4.178, 4.189, 4.199, 4.209, 4.219, and 4.226 GeV with the BESIII…

hep-ex2024

Measurement of the $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0} I ¨ ^{0}$ cross sections from $s =$ 2.000 to 3.080 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on $e^{+} e^{-}$ collision data collected at center-of-mass energies from 2.000 to 3.080 GeV by the BESIII detector at the BEPCII collider, a partial wave analysis is performe…

hep-ex2024

Precise Measurement of Born Cross Sections for $e^{+} e^{-} \to D D ˉ$ at $s = 3.80 - 4.95$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using data samples collected with the BESIII detector at the BEPCII collider at center-of-mass energies ranging from 3.80 to 4.95 GeV, corresponding to an integrated luminosity of…

hep-ex2024

Search for the light hadron decay $I ¨ _{c 1} (3872) \to I ¨ ^{+} I ¨ ^{-} I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

With a data sample corresponding to an integrated luminosity of 11.5~fb $^{- 1}$ collected with the BESIII detector operating at the BEPCII storage ring, for the first time the light…

hep-ex2023

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +592

We present a measurement of the dressed cross sections for $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ at different center-of-mass energies between 3.508 and 4.600 GeV based on 15.1 fb$^{-…

hep-ex2023

Measurement of branching fractions of $I^_{c}^{+}$ decays to $I^£^{+} K^{+} K^{-}$ , $I^£^{+} I ¨ $ and $I^£^{+} K^{+} I ¨ ^{-} (I ¨ ^{0})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Based on 4.5 fb $^{- 1}$ data taken at seven center-of-mass energies ranging from 4.600 to 4.699 GeV with the BESIII detector at the BEPCII collider, we measure the branching fractio…

hep-ex2023

Measurements of the absolute branching fractions of $I^c ◯^{-}$ decays and test of the $I^ I = 1/2$ rule

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Based on a data set of $(27.12 \pm 0.10) \times 1 0^{8}$ $I ¨ (3686)$ events collected at the BESIII experiment, the absolute branching fractions of the three dominant $I^c ◯^{-}$ decays are me…

hep-ex2023

Measurement of $e^{+} e^{-} \to I^\cdot J / I ¨ $ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

Using data samples with an integrated luminosity of 22.42 fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{…

hep-ex2024

Study of $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ at $s$ from 2.00 to 3.08 GeV at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

With the data samples taken at center-of-mass energies from 2.00 to 3.08 GeV with the BESIII detector at the BEPCII collider, a partial wave analysis on the $e^{+}e^{-}\rightarrowÏ…

hep-ex2023

Study of $e^{+} e^{-} \to I^\cdot I ¨ $ at center-of-mass energies from 3.773 to 4.600 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +610

We present a study of the process $e^{+} e^{-} \to I^\cdot I ¨ $ using data samples collected with the BESIII detector corresponding to an integrated luminosity of 15.03 fb $^{- 1}$ at 23 cente…

hep-ex2023

Observation of the decay $J / I ¨ \to e^{+} e^{-} I^\cdot (1405)$ with $I^\cdot (1405) \to I ¨ ^{0} f_{0} (980)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Using a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected by the BESIII detector in 2009, 2012, 2018 and 2019, the electromagnetic Dalitz process $J/Ï\to e^+ e^- Î·…

hep-ex2023

First simultaneous measurement of $I^^{0}$ and $I^ˉ ^{0}$ asymmetry parameters in $I ¨ (3686)$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

The $I^^{0}$ asymmetry parameters are measured using entangled quantum $I^^{0}$ - $I^ˉ ^{0}$ pairs from a sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BES…

hep-ex2023

Measurement of the $e^{+} e^{-} \to I^ I^ˉ £^{0} + c . c .$ cross sections at $s$ from 2.3094 to 3.0800 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The Born cross sections and effective form factors of the process $e^{+} e^{-} \to I^ I^ˉ £^{0} + c . c .$ are measured at 14 center-of-mass energy points from 2.3094 to 3.0800 GeV, based on d…

hep-ex2023

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} I^½_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} I^½_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

A search has been performed for the semileptonic decays $D^{0} \to K_{S}^{0} K^{-} e^{+} I^½_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} I^½_{e}$ and $D^{+} \to K^{+} K^{-} e^{+} I^½_{e}$ , us…

hep-ex2023

Search for the semi-leptonic decays $I^_{c}^{+} \to I^ I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$ and $I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

We search for the semi-leptonic decays $I^_{c}^{+} \to I^ I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$ and $I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{-} e^{+} I^½_{e}$ in a sample of 4.5 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation d…

hep-ex2023

Search for the semi-muonic charmonium decay $J / I ¨ \to D^{-} I^¼^{+} I^½_{I^} ¼ + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

Using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ storage ring at the center-of-mass energy of $s = 3.097 GeV$ , we…

hep-ex2023

Measurement of the cross section of $e^{+} e^{-} \to I^^{-} I^ˉ ^{+}$ at center-of-mass energies between 3.510 and 4.843 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Using $e^{+} e^{-}$ collision data corresponding to a total integrated luminosity of 12.9 $f b^{- 1}$ collected with the BESIII detector at the BEPCII collider, the exclusive Born cross s…

hep-ex2024

$R (3780)$ Resonance Interpreted as the $1^{3} D_{1}$ -Wave Dominant State of Charmonium from Precise Measurements of the Cross Section of $e^{+} e^{-} \to$ Hadrons

M. Ablikim, M. N. Achasov, P. Adlarson +606

We report the precise measurements of the cross section of $e^{+} e^{-} \to$ hadrons at center-of-mass energies from 3.645 to 3.871 GeV. We thereby perform the most precise study…

hep-ex2023

Study of the decay $J / I ¨ \to I ¨ I ¨ ^{0} I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on $(10.09 \pm 0.04) \times 1 0^{9}$ $J / I ¨ $ events collected with the BESIII detector operating at the BEPCII collider, a partial wave analysis of the decay $J / I ¨ \to I ¨ I ¨ ^{0} I^\cdot$ …

hep-ex2023

Search for the lepton number violation decay $I ¨ \to I ¨ ^{+} I ¨ ^{+} e^{-} e^{-}$ via $J / I ¨ \to I ¨ I^\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected by the BESIII detector at the BEPCII collider, we search for the lepton number violation decay $Ï\to Ï^+ Ï^+ e^- e…

hep-ex2023

Search for $J / I ¨ $ weak decays containing $D$ meson

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Using a sample of about 10 billion $J / I ¨ $ events with the BESIII detector, we search for the weak decays of $J / I ¨ \to D ˉ^{0} I ¨ ^{0} + c . c .$ , $J / I ¨ \to D ˉ^{0} I^\cdot + c . c .$ , $J/Ï\to \b…

hep-ex2023

Measurements of the electric and magnetic form factors of the neutron for time-like momentum transfer

BESIII Collaboration, M. Ablikim, M. N. Achasov +589

We present the first measurements of the electric and magnetic form factors of the neutron in the time-like (positive $q^{2}$ ) region as function of four-momentum transfer. We explor…

hep-ex2024

Observation of structures in the processes $e^{+} e^{-} \to I ¨ I ¨ _{c 1}$ and $I ¨ I ¨ _{c 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We present measurements of the Born cross sections for the processes $e^{+} e^{-} \to I ¨ I ¨ _{c 1}$ and $I ¨ I ¨ _{c 2}$ at center-of-mass energies $s$ from 4.308 to 4.951 GeV. The…

hep-ex2023

Measurement of $e^{+} e^{-} \to p K^{-} I^ˉ + c . c .$ cross sections between 4.009 GeV and 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using $e^{+} e^{-}$ collision datasets corresponding to total integrated luminosity of 21.7 fb $^{- 1}$ collected with the BESIII detector at the BEPCII collider at center-of-mass energie…

hep-ex2023

Cross section measurements of $e^{+} e^{-} \to I^¦ K^{+} K^{-}$ and $e^{+} e^{-} \to I^¦ K_{S}^{0} K_{S}^{0}$ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Based on 22.7 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at 33 different center-of-mass energies between 3.7730 GeV and 4.7008 GeV with the BESIII detector at the BEPCII col…

hep-ex2023

Test of $C P$ Symmetry in Hyperon to Neutron Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

The quantum entangled $J / I ¨ \to I^£^{+} I^ˉ £^{-}$ pairs from $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events taken by the BESIII detector are used to study the non-leptonic two-body…

hep-ex2023

Observation of Three Charmoniumlike States with $J^{P C} = 1^{--}$ in $e^{+} e^{-} \to D^{* 0} D^{*-} I ¨ ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

The Born cross sections of the process $e^{+} e^{-} \to D^{* 0} D^{*-} I ¨ ^{+}$ at center-of-mass energies from 4.189 to 4.951 GeV are measured for the first time. The data samples used…

hep-ex2024

Observation of the Anomalous Shape of $X (1840)$ in $J / I ¨ \to I^^{3} 3 (I ¨ ^{+} I ¨ ^{-})$ Indicating a Second Resonance Near $p p ˉ$ Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events, which is about 45 times larger than that was previously analyzed, a further investigation on the $J/Ï\rightarrow Î³3(Ï^…

hep-ex2023

Observation of the $I ¨ (3686)$ decays into $I^£^{+} I^ˉ £^{-} I ¨ $ and $I^£^{+} I^ˉ £^{-} I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on $(27.08 \pm 0.14) \times 1 0^{8}$ $I ¨ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the $I ¨ (3686) \to I^£^{+} I^ˉ £^{-} I ¨ $ and $Î£^{+}\barÎ£^…

hep-ex2023

First Experimental Study of the Purely Leptonic Decay $D_{s}^{*+} \to e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using $7.33 fb^{- 1}$ of $e^{+} e^{-}$ collision data taken with the BESIII detector at the BEPCII collider, we report the first experimental study of the purely leptonic decay…

hep-ex2023

Precision Measurement of the Decay $I^£^{+} \to p I^^{3}$ in the Process $J / I ¨ \to I^£^{+} I^ˉ £^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

Using $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, the radiative hyperon decay $I^£ \to p I^^{3}$ is studied at an electron-positron collider exp…

hep-ex2023

Improved measurement of the branching fractions for $J / I ¨ \to I^^{3} I ¨ ^{0}$ , $I^^{3} I^\cdot$ and $I^^{3} I^\cdot^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected with the BESIII detector, the decays of $J / I ¨ \to I^^{3} I ¨ ^{0} (I^\cdot, I^\cdot^{'}) \to I^^{3} I^^{3} I^^{3}$ are studied. Ne…

hep-ex2024

Observation of the semileptonic decays $D^{0} \to K_{S}^{0} I ¨ ^{-} I ¨ ^{0} e^{+} I^½_{e}$ and $D^{+} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 $f b^{- 1}$ collected at a center-of-mass energy of 3.773 GeV with the \text{BESIII} det…

hep-ex2024

Observation of $D_{s}^{+} \to I^\cdot^{'} I^¼^{+} I^½_{I^} ¼$ , Precision Test of Lepton Flavor Universality with $D_{s}^{+} \to I^\cdot^{(')} ℓ^{+} I^½_{ℓ}$ , and First Measurements of $D_{s}^{+} \to I^\cdot^{(')} I^¼^{+} I^½_{I^} ¼$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

By analyzing 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we report the observation of th…

hep-ex2022

Measurement of $e^{+} e^{-} \to I^ I^ˉ I^\cdot$ from 3.5106 to 4.6988 GeV and study of $I^ I^ˉ $ mass threshold enhancement

BESIII Collaboration, M. Ablikim, M. N. Achasov +599

Using data samples with a total integrated luminosity of approximately 18 fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII, the process $e^+e^-\rightarrowÎ\barÎ…

hep-ex2024

Determination of the $I^£^{+}$ Timelike Electromagnetic Form Factors

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Based on data samples collected with the BESIII detector at the BEPCII collider, the process $e^{+} e^{-} \to I^£^{+} I^ˉ £^{-}$ is studied at center-of-mass energies $s$ = 2.…

hep-ex2025

Measurement of the hyperon weak radiative decay $I^^{0} \to I^^{3} I^£^{0}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

The hyperon weak radiative decay $I^^{0} \to I^^{3} I^£^{0}$ is measured via the process $J / I ¨ \to I^^{0} I^ˉ ^{0}$ . The absolute branching fraction of $I^^{0} \to I^^{3} I^£^{0}$ is determined to be $(3.69\pm…

hep-ex2023

Determination of the $C P$ -even fraction of $D^{0} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

Quantum-correlated $D D ˉ$ pairs collected by the BESIII experiment at the $I ¨ (3770)$ resonance, corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ , are used to study t…

hep-ex2023

Measurement of the Energy-Dependent Electromagnetic Form Factors of a Charmed Baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

We study the process $e^{+} e^{-} \to I^_{c}^{+} I^ˉ _{c}^{-}$ at twelve center-of-mass energies from $4.6119$ to $4.9509 GeV$ using data samples collected by the BESIII detec…

hep-ex2023

Precision Measurements of $D_{s}^{+} \to I^\cdot e^{+} I^½_{e}$ and $D_{s}^{+} \to I^\cdot^{'} e^{+} I^½_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +602

Precision measurements of the semileptonic decays $D_{s}^{+} \to I^\cdot e^{+} I^½_{e}$ and $D_{s}^{+} \to I^\cdot^{'} e^{+} I^½_{e}$ are performed with 7.33\,fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected…

hep-ex2023

First study of reaction $I^^{0} n \to I^^{-} p$ using $I^^{0}$ -nucleus scattering at an electron-positron collider

BESIII Collaboration, M. Ablikim, M. N. Achasov +604

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / I ¨ $ events collected with the BESIII detector at the BEPCII storage ring, the process $I^^{0} n \to I^^{-} p$ is studied, where the $Î…

hep-ex2024

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I^\cdot^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +616

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ events collected with the BESIII detector, a partial wave analysis of the decay $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I^\cdot^{'}$ is perfo…

hep-ex2023

Study of $I^_{c}^{+} \to I^ I^¼^{+} I^½_{I^} ¼$ and Test of Lepton Flavor Universality with $I^_{c}^{+} \to I^ ℓ^{+} I^½_{ℓ}$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

The measurement of the Cabibbo-favored semileptonic decay $I^_{c}^{+} \to I^ I^¼^{+} I^½_{I^} ¼$ is reported using $4.5 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at center…

hep-ex2023

Measurements of the branching fractions of the inclusive decays $D^{0} (D^{+}) \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +590

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ taken at a center-of-mass energy of 3.773 GeV with the BESIII detector, we report the f…

hep-ex2024

Precision measurement of the branching fraction of \boldmath $J / I ¨ \to K^{+} K^{-}$ via $I ¨ (2 S) \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $448.1 \times 1 0^{6}$ $I ¨ (2 S)$ events collected with the BESIII detector, we perform a study of the decay $J / I ¨ \to K^{+} K^{-}$ via $Ï(2S)\rightarrow Ï^+Ï^-J/…

hep-ex2023

Measurement of the Branching Fraction for the Decay $I ¨ (3686) \to I ¨ K_{S}^{0} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +592

Based on $(448.1 \pm 2.9) \times 1 0^{6}$ $I ¨ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decay $I ¨ (3686) \to I ¨ K_{S}^{0} K_{S}^{0}$ …

hep-ex2023

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay $I ¨ (3770) \to I ¨ I^\cdot^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The cross sections of the $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ process at center-of-mass energies from 3.508 to 4.951 GeV are measured with high precision using 26.1 fb $^{- 1}$ data collected with…

hep-ex2023

Production of doubly-charged $I^$ baryon in $e^{+} e^{-}$ annihilation at energies from 2.3094 to 2.6464 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The processes $e^{+} e^{-} \to I^^{++} I^ˉ ^{--}$ and $e^{+} e^{-} \to I^^{++} p ˉ I ¨ ^{-} + c . c .$ are studied for the first time with $179 pb^{- 1}$ of $e^{+} e^{-}$ annihila…

hep-ex2023

Measurement of the $e^{+} e^{-} \to I^ I^ˉ $ cross section from threshold to 3.00 GeV using events with initial-state radiation

BESIII Collaboration, M. Ablikim, M. N. Achasov +600

Using initial-state radiation events from a total integrated luminosity of 11.957 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 3.773 and 4.258…

hep-ex2023

Precision measurement of the matrix elements for $I^\cdot \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ and $I^\cdot \to I ¨ ^{0} I ¨ ^{0} I ¨ ^{0}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

A precision measurement of the matrix elements for $I^\cdot \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ and $I^\cdot \to I ¨ ^{0} I ¨ ^{0} I ¨ ^{0}$ decays is performed using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / I ¨ $ decays collecte…

hep-ex2023

Observation of significant flavor-SU(3) breaking in the kaon wave function at $12 GeV^{2} < Q^{2} < 25 GeV^{2}$ and discovery of the charmless decay $I ¨ (3770) \to K_{S}^{0} K_{L}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +618

We present cross sections for the reaction $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ at center-of-mass energies ranging from 3.51 GeV to 4.95 GeV using data samples collected in the BESIII experiment…

hep-ex2023

Observation of the decay $I ¨ _{c J} \to I^c ◯^{-} I^ˉ c ◯^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

Using an $e^{+} e^{-}$ collision data sample of $(27.08 \pm 0.14) \times 1 0^{8}$ $I ¨ (3686)$ events collected by the BESIII detector, we report the first observation of $Ï_{cJ} \to Î©^-…

hep-ex2024

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at $s =$ 2.000 to 3.080 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

The Born cross sections for the process $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ are measured at 22 center-of-mass energies from 2.000 to 3.080 GeV using data collected with the BESIII detect…

hep-ex2023

A coupled-channel analysis of the $X (3872)$ lineshape with BESIII data

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

We perform a study of the $X (3872)$ lineshape using the data samples of $e^{+} e^{-} \to I^^{3} X (3872)$ , $X (3872) \to D^{0} D ˉ^{0} I ¨ ^{0}$ and $I ¨ ^{+} I ¨ ^{-} J / I ¨ $ collected with the BESIII detector.…

Publications (83)

Studies of the decay Ds+​→K+K−I^¼+I^½I^​¼

First Direct Measurement of the Absolute Branching Fraction of I^£+→I^e+I^½e​

Search for an axion-like particle in radiative J/I¨ decays

Search for the decay I¨c1​(3872)→I¨+I¨−I¨c1​

Observation and branching fraction measurement of the decay J/I¨→pˉ​I^£+KS0​+c.c.

Search for a muonphilic scalar X0​ or vector X1​ via J/I¨→I^¼+I^¼−+invisible decays at BESII

Search for a scalar partner of the X(3872) via I¨(3770) decays into I^3I^⋅I^⋅′ and I^3I¨+I¨−J/I¨

Search for baryon and lepton number violating decays of I^0 hyperons

Improved measurement of the decays I^⋅′→I¨+I¨−I¨+(0)I¨−(0) and search for the rare decay I^⋅′→4I¨0

Evidence of the Singly Cabibbo Suppressed decay I^c+​→pI¨0

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

Study of excited I^ states in I¨(3686)→K−I^I^++c.c.

Search for the semileptonic decays Ds+​→K1​(1270)0e+I^½e​ and Ds+​→b1​(1235)0e+I^½e​

Investigation of the I^I=1/2 rule and test of CP violation through the measurement of decay asymmetry parameters in I^− decays

Determination of spin and parity of D(s)∗​ mesons

Updated measurement of the branching fraction of Ds+​→I¨+I^½I¨​ via I¨+→I¨+I^ˉ½I¨​

Precise measurement of the branching fractions of J/I¨→I^ˉI¨+I^£−+c.c. and J/I¨→I^ˉI¨−I^£++c.c.

Tests of CP symmetry in the entangled I^0−I^ˉ0 Pairs

Measurement of the cross sections for e+e−→I^⋅I¨+I¨− at center-of-mass energies between 2.00 and 3.08 GeV

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the pI^ˉ Threshold in e+e−→pK−I^ˉ+c.c.

Determination of U-spin breaking parameters with an amplitude analysis of the decay D0→KL0​I¨+I¨−

Observation of a vector charmoniumlike state at 4.7 GeV/c2 and search for Zcs​ in e+e−→K+K−J/I¨

Improved measurement of the branching fraction of Ds+​→I^¼+I^½I^​¼

First Observation of a Three-Resonance Structure in e+e−→Nonopen Charm Hadrons

Measurement of I^ transverse polarization in e+e− collisions at s​=3.68−3.71 GeV

Measurement of e+e−→I¨I¨+I¨− cross sections at center-of-mass energies from 2.00 to 3.08 GeV

Amplitude analysis and branching fraction measurement of the decay D+→KS0​I¨+I¨0I¨0

Measurement of the branching fractions of the singly Cabibbo-suppressed decays I^c+​→pI^⋅ and I^c+​→pI¨

First observation of I^c+​→I^K+I¨0 and evidence of I^c+​→I^K+I¨+I¨−

Measurement of the branching fraction of Ds+​→I¨+I^½I¨​ via I¨+→I^¼+I^½I^​¼I^½I¨​ˉ​

Measurement of the e+e−→KS0​KL0​I¨0 cross sections from s​= 2.000 to 3.080 GeV

Precise Measurement of Born Cross Sections for e+e−→DDˉ at s​=3.80−4.95 GeV

Search for the light hadron decay I¨c1​(3872)→I¨+I¨−I^⋅

Measurement of e+e−→I¨I^⋅′ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

Measurement of branching fractions of I^c+​ decays to I^£+K+K−, I^£+I¨ and I^£+K+I¨−(I¨0)

Measurements of the absolute branching fractions of I^c◯− decays and test of the I^I=1/2 rule

Measurement of e+e−→I^⋅J/I¨ Cross Section from s​= 3.808 GeV to 4.951 GeV

Study of e+e−→I¨+I¨−I¨0 at s​ from 2.00 to 3.08 GeV at BESIII

Study of e+e−→I^⋅I¨ at center-of-mass energies from 3.773 to 4.600 GeV

Observation of the decay J/I¨→e+e−I^⋅(1405) with I^⋅(1405)→I¨0f0​(980)

First simultaneous measurement of I^0 and I^ˉ0 asymmetry parameters in I¨(3686) decay

Measurement of the e+e−→I^I^ˉ£0+c.c. cross sections at s​ from 2.3094 to 3.0800 GeV

Search for D0→KS0​K−e+I^½e​, D+→KS0​KS0​e+I^½e​, and D+→K+K−e+I^½e​

Search for the semi-leptonic decays I^c+​→I^I¨+I¨−e+I^½e​ and I^c+​→pKS0​I¨−e+I^½e​

Search for the semi-muonic charmonium decay J/I¨→D−I^¼+I^½I^​¼+c.c.

Measurement of the cross section of e+e−→I^−I^ˉ+ at center-of-mass energies between 3.510 and 4.843 GeV

R(3780) Resonance Interpreted as the 13D1​-Wave Dominant State of Charmonium from Precise Measurements of the Cross Section of e+e−→ Hadrons

Study of the decay J/I¨→I¨I¨0I^⋅

Search for the lepton number violation decay I¨→I¨+I¨+e−e− via J/I¨→I¨I^⋅

Search for J/I¨ weak decays containing D meson

Measurements of the electric and magnetic form factors of the neutron for time-like momentum transfer

Observation of structures in the processes e+e−→I¨I¨c1​ and I¨I¨c2​

Measurement of e+e−→pK−I^ˉ+c.c. cross sections between 4.009 GeV and 4.951 GeV

Cross section measurements of e+e−→I^¦K+K− and e+e−→I^¦KS0​KS0​ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

Test of CP Symmetry in Hyperon to Neutron Decays

Observation of Three Charmoniumlike States with JPC=1−− in e+e−→D∗0D∗−I¨+

Observation of the Anomalous Shape of X(1840) in J/I¨→I^33(I¨+I¨−) Indicating a Second Resonance Near ppˉ​ Threshold

Observation of the I¨(3686) decays into I^£+I^ˉ£−I¨ and I^£+I^ˉ£−I¨

First Experimental Study of the Purely Leptonic Decay Ds∗+​→e+I^½e​

Precision Measurement of the Decay I^£+→pI^3 in the Process J/I¨→I^£+I^ˉ£−

Improved measurement of the branching fractions for J/I¨→I^3I¨0, I^3I^⋅ and I^3I^⋅′

Observation of the semileptonic decays D0→KS0​I¨−I¨0e+I^½e​ and D+→KS0​I¨+I¨−e+I^½e​

Observation of Ds+​→I^⋅′I^¼+I^½I^​¼, Precision Test of Lepton Flavor Universality with Ds+​→I^⋅(′)ℓ+I^½ℓ​, and First Measurements of Ds+​→I^⋅(′)I^¼+I^½I^​¼ Decay Dynamics

Measurement of e+e−→I^I^ˉI^⋅ from 3.5106 to 4.6988 GeV and study of I^I^ˉ mass threshold enhancement

Determination of the I^£+ Timelike Electromagnetic Form Factors

Measurement of the hyperon weak radiative decay I^0→I^3I^£0 at BESIII

Determination of the CP-even fraction of D0→KS0​I¨+I¨−I¨0

Measurement of the Energy-Dependent Electromagnetic Form Factors of a Charmed Baryon

Precision Measurements of Ds+​→I^⋅e+I^½e​ and Ds+​→I^⋅′e+I^½e​

First study of reaction I^0n→I^−p using I^0-nucleus scattering at an electron-positron collider

Determination of spin-parity quantum numbers of X(2370) as 0−+ from J/I¨→I^3KS0​KS0​I^⋅′

Study of I^c+​→I^I^¼+I^½I^​¼ and Test of Lepton Flavor Universality with I^c+​→I^ℓ+I^½ℓ​ Decays

Measurements of the branching fractions of the inclusive decays D0(D+)→I¨+I¨+I¨−X

Precision measurement of the branching fraction of \boldmath J/I¨→K+K− via I¨(2S)→I¨+I¨−J/I¨

Measurement of the Branching Fraction for the Decay I¨(3686)→I¨KS0​KS0​

Measurement of e+e−→I¨I^⋅′ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay I¨(3770)→I¨I^⋅′

Production of doubly-charged I^ baryon in e+e− annihilation at energies from 2.3094 to 2.6464 GeV

Measurement of the e+e−→I^I^ˉ cross section from threshold to 3.00 GeV using events with initial-state radiation

Precision measurement of the matrix elements for I^⋅→I¨+I¨−I¨0 and I^⋅→I¨0I¨0I¨0 decays

Studies of the decay $D_{s}^{+} \to K^{+} K^{-} I^¼^{+} I^½_{I^} ¼$

First Direct Measurement of the Absolute Branching Fraction of $I^£^{+} \to I^ e^{+} I^½_{e}$

Search for an axion-like particle in radiative $J / I ¨ $ decays

Search for the decay $I ¨ _{c 1} (3872) \to I ¨ ^{+} I ¨ ^{-} I ¨ _{c 1}$

Observation and branching fraction measurement of the decay $J / I ¨ \to p ˉ I^£^{+} K_{S}^{0} + c . c .$

Search for a muonphilic scalar $X_{0}$ or vector $X_{1}$ via $J / I ¨ \to I^¼^{+} I^¼^{-} + invisible$ decays at BESII

Search for a scalar partner of the $X (3872)$ via $I ¨ (3770)$ decays into $I^^{3} I^\cdot I^\cdot^{'}$ and $I^^{3} I ¨ ^{+} I ¨ ^{-} J / I ¨ $

Search for baryon and lepton number violating decays of $I^^{0}$ hyperons

Improved measurement of the decays $I^\cdot^{'} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{+ (0)} I ¨ ^{- (0)}$ and search for the rare decay $I^\cdot^{'} \to 4 I ¨ ^{0}$

Evidence of the Singly Cabibbo Suppressed decay $I^_{c}^{+} \to p I ¨ ^{0}$

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

Study of excited $I^$ states in $I ¨ (3686) \to K^{-} I^ I^^{+} + c . c .$

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} I^½_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} I^½_{e}$

Investigation of the $I^ I = 1/2$ rule and test of CP violation through the measurement of decay asymmetry parameters in $I^^{-}$ decays

Determination of spin and parity of $D_{(s)}^{*}$ mesons

Updated measurement of the branching fraction of $D_{s}^{+} \to I ¨ ^{+} I^½_{I ¨} $ via $I ¨ ^{+} \to I ¨ ^{+} I^ˉ ½_{I ¨} $

Precise measurement of the branching fractions of $J / I ¨ \to I^ˉ I ¨ ^{+} I^£^{-} + c . c .$ and $J / I ¨ \to I^ˉ I ¨ ^{-} I^£^{+} + c . c .$

Tests of $C P$ symmetry in the entangled $I^^{0} - I^ˉ ^{0}$ Pairs

Measurement of the cross sections for $e^{+} e^{-} \to I^\cdot I ¨ ^{+} I ¨ ^{-}$ at center-of-mass energies between 2.00 and 3.08 GeV

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p I^ˉ $ Threshold in $e^{+} e^{-} \to p K^{-} I^ˉ + c . c .$

Determination of U-spin breaking parameters with an amplitude analysis of the decay $D^{0} \to K_{L}^{0} I ¨ ^{+} I ¨ ^{-}$

Observation of a vector charmoniumlike state at 4.7 $GeV / c^{2}$ and search for $Z_{cs}$ in $e^{+} e^{-} \to K^{+} K^{-} J / I ¨ $

Improved measurement of the branching fraction of $D_{s}^{+} \to I^¼^{+} I^½_{I^} ¼$

First Observation of a Three-Resonance Structure in $e^{+} e^{-} \to$ Nonopen Charm Hadrons

Measurement of $I^$ transverse polarization in $e^{+} e^{-}$ collisions at $s = 3.68 - 3.71$ GeV

Measurement of $e^{+} e^{-} \to I ¨ I ¨ ^{+} I ¨ ^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

Amplitude analysis and branching fraction measurement of the decay $D^{+} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{0} I ¨ ^{0}$

Measurement of the branching fractions of the singly Cabibbo-suppressed decays $I^_{c}^{+} \to p I^\cdot$ and $I^_{c}^{+} \to p I ¨ $

First observation of $I^_{c}^{+} \to I^ K^{+} I ¨ ^{0}$ and evidence of $I^_{c}^{+} \to I^ K^{+} I ¨ ^{+} I ¨ ^{-}$

Measurement of the branching fraction of $D_{s}^{+} \to I ¨ ^{+} I^½_{I ¨} $ via $I ¨ ^{+} \to I^¼^{+} I^½_{I^} ¼ I^½_{I ¨} ˉ$

Measurement of the $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0} I ¨ ^{0}$ cross sections from $s =$ 2.000 to 3.080 GeV

Precise Measurement of Born Cross Sections for $e^{+} e^{-} \to D D ˉ$ at $s = 3.80 - 4.95$ GeV

Search for the light hadron decay $I ¨ _{c 1} (3872) \to I ¨ ^{+} I ¨ ^{-} I^\cdot$

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at center-of-mass energies between 3.508 and 4.600 GeV

Measurement of branching fractions of $I^_{c}^{+}$ decays to $I^£^{+} K^{+} K^{-}$ , $I^£^{+} I ¨ $ and $I^£^{+} K^{+} I ¨ ^{-} (I ¨ ^{0})$

Measurements of the absolute branching fractions of $I^c ◯^{-}$ decays and test of the $I^ I = 1/2$ rule

Measurement of $e^{+} e^{-} \to I^\cdot J / I ¨ $ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

Study of $e^{+} e^{-} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ at $s$ from 2.00 to 3.08 GeV at BESIII

Study of $e^{+} e^{-} \to I^\cdot I ¨ $ at center-of-mass energies from 3.773 to 4.600 GeV

Observation of the decay $J / I ¨ \to e^{+} e^{-} I^\cdot (1405)$ with $I^\cdot (1405) \to I ¨ ^{0} f_{0} (980)$

First simultaneous measurement of $I^^{0}$ and $I^ˉ ^{0}$ asymmetry parameters in $I ¨ (3686)$ decay

Measurement of the $e^{+} e^{-} \to I^ I^ˉ £^{0} + c . c .$ cross sections at $s$ from 2.3094 to 3.0800 GeV

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} I^½_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} I^½_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} I^½_{e}$

Search for the semi-leptonic decays $I^_{c}^{+} \to I^ I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$ and $I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{-} e^{+} I^½_{e}$

Search for the semi-muonic charmonium decay $J / I ¨ \to D^{-} I^¼^{+} I^½_{I^} ¼ + c . c .$

Measurement of the cross section of $e^{+} e^{-} \to I^^{-} I^ˉ ^{+}$ at center-of-mass energies between 3.510 and 4.843 GeV

$R (3780)$ Resonance Interpreted as the $1^{3} D_{1}$ -Wave Dominant State of Charmonium from Precise Measurements of the Cross Section of $e^{+} e^{-} \to$ Hadrons

Study of the decay $J / I ¨ \to I ¨ I ¨ ^{0} I^\cdot$

Search for the lepton number violation decay $I ¨ \to I ¨ ^{+} I ¨ ^{+} e^{-} e^{-}$ via $J / I ¨ \to I ¨ I^\cdot$

Search for $J / I ¨ $ weak decays containing $D$ meson

Observation of structures in the processes $e^{+} e^{-} \to I ¨ I ¨ _{c 1}$ and $I ¨ I ¨ _{c 2}$

Measurement of $e^{+} e^{-} \to p K^{-} I^ˉ + c . c .$ cross sections between 4.009 GeV and 4.951 GeV

Cross section measurements of $e^{+} e^{-} \to I^¦ K^{+} K^{-}$ and $e^{+} e^{-} \to I^¦ K_{S}^{0} K_{S}^{0}$ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

Test of $C P$ Symmetry in Hyperon to Neutron Decays

Observation of Three Charmoniumlike States with $J^{P C} = 1^{--}$ in $e^{+} e^{-} \to D^{* 0} D^{*-} I ¨ ^{+}$

Observation of the Anomalous Shape of $X (1840)$ in $J / I ¨ \to I^^{3} 3 (I ¨ ^{+} I ¨ ^{-})$ Indicating a Second Resonance Near $p p ˉ$ Threshold

Observation of the $I ¨ (3686)$ decays into $I^£^{+} I^ˉ £^{-} I ¨ $ and $I^£^{+} I^ˉ £^{-} I ¨ $

First Experimental Study of the Purely Leptonic Decay $D_{s}^{*+} \to e^{+} I^½_{e}$

Precision Measurement of the Decay $I^£^{+} \to p I^^{3}$ in the Process $J / I ¨ \to I^£^{+} I^ˉ £^{-}$

Improved measurement of the branching fractions for $J / I ¨ \to I^^{3} I ¨ ^{0}$ , $I^^{3} I^\cdot$ and $I^^{3} I^\cdot^{'}$

Observation of the semileptonic decays $D^{0} \to K_{S}^{0} I ¨ ^{-} I ¨ ^{0} e^{+} I^½_{e}$ and $D^{+} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-} e^{+} I^½_{e}$

Observation of $D_{s}^{+} \to I^\cdot^{'} I^¼^{+} I^½_{I^} ¼$ , Precision Test of Lepton Flavor Universality with $D_{s}^{+} \to I^\cdot^{(')} ℓ^{+} I^½_{ℓ}$ , and First Measurements of $D_{s}^{+} \to I^\cdot^{(')} I^¼^{+} I^½_{I^} ¼$ Decay Dynamics

Measurement of $e^{+} e^{-} \to I^ I^ˉ I^\cdot$ from 3.5106 to 4.6988 GeV and study of $I^ I^ˉ $ mass threshold enhancement

Determination of the $I^£^{+}$ Timelike Electromagnetic Form Factors

Measurement of the hyperon weak radiative decay $I^^{0} \to I^^{3} I^£^{0}$ at BESIII

Determination of the $C P$ -even fraction of $D^{0} \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$

Precision Measurements of $D_{s}^{+} \to I^\cdot e^{+} I^½_{e}$ and $D_{s}^{+} \to I^\cdot^{'} e^{+} I^½_{e}$

First study of reaction $I^^{0} n \to I^^{-} p$ using $I^^{0}$ -nucleus scattering at an electron-positron collider

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / I ¨ \to I^^{3} K_{S}^{0} K_{S}^{0} I^\cdot^{'}$

Study of $I^_{c}^{+} \to I^ I^¼^{+} I^½_{I^} ¼$ and Test of Lepton Flavor Universality with $I^_{c}^{+} \to I^ ℓ^{+} I^½_{ℓ}$ Decays

Measurements of the branching fractions of the inclusive decays $D^{0} (D^{+}) \to I ¨ ^{+} I ¨ ^{+} I ¨ ^{-} X$

Precision measurement of the branching fraction of \boldmath $J / I ¨ \to K^{+} K^{-}$ via $I ¨ (2 S) \to I ¨ ^{+} I ¨ ^{-} J / I ¨ $

Measurement of the Branching Fraction for the Decay $I ¨ (3686) \to I ¨ K_{S}^{0} K_{S}^{0}$

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay $I ¨ (3770) \to I ¨ I^\cdot^{'}$

Production of doubly-charged $I^$ baryon in $e^{+} e^{-}$ annihilation at energies from 2.3094 to 2.6464 GeV

Measurement of the $e^{+} e^{-} \to I^ I^ˉ $ cross section from threshold to 3.00 GeV using events with initial-state radiation

Precision measurement of the matrix elements for $I^\cdot \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{0}$ and $I^\cdot \to I ¨ ^{0} I ¨ ^{0} I ¨ ^{0}$ decays

Observation of significant flavor-SU(3) breaking in the kaon wave function at $12 GeV^{2} < Q^{2} < 25 GeV^{2}$ and discovery of the charmless decay $I ¨ (3770) \to K_{S}^{0} K_{L}^{0}$

Observation of the decay $I ¨ _{c J} \to I^c ◯^{-} I^ˉ c ◯^{+}$

Measurement of $e^{+} e^{-} \to I ¨ I^\cdot^{'}$ cross sections at $s =$ 2.000 to 3.080 GeV