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The study reports the first observation of the decay η_c → p p̄ η using a large ψ(3686) data set collected with the BESIII detector, and determines its branching fraction while acc…

#charmonium decays#ηc decay#branching fraction measurement#interference effects

hep-ex2026

Measurement of branching fractions of $D^+_s\to K^0_SK^0_S Ï^+Ï^0$ and $D^+_s\to K^0_S K^+Ï^0Ï^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

astro-ph.HE2024

Search for subsolar-mass black hole binaries in the second part of Advanced LIGO's and Advanced Virgo's third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1702

hep-ex2026

Observation of $Ï_{cJ}(J=0,1,2)\rightarrow p\bar{p}Î·Î·$

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

hep-ex2026

First Amplitude Analysis of $D^0\rightarrow K^-Ï^0e^+Î½_e$ and Observation of $D^0\rightarrow K^*_2(1430)^-e^+Î½_e$

BESIII Collaboration, M. Ablikim, M. N. Achasov +687

hep-ex2026

Evidence of transverse polarization of $Î^0$ hyperon in $Ï(3686)\rightarrowÎ^0\barÎ^0$

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

hep-ex2025

First observation of $Î_{c}(2595)^{+} \to Î^{+}_{c}Ï^0Ï^0$ and $Î_{c}(2625)^{+}\to Î^{+}_{c}Ï^0Ï^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +658

hep-ph2008

Hidden Thresholds: A Technique for Reconstructing New Physics Masses at Hadron Colliders

P. Huang, N. Kersting, H. H. Yang

hep-ex2026

Observation and branching fraction measurements of $J/Ï\to p \bar p K^0_S K^0_S$ and $Ï(3686) \to p \bar p K^0_S K^0_S$

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

gr-qc2022

Narrowband searches for continuous and long-duration transient gravitational waves from known pulsars in the LIGO-Virgo third observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1658

hep-ex2026

Study of $Ï\to K\bar{K}$ in the amplitude analysis of $D^{+}\to K_{S}^{0}K_{L}^{0}Ï^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +772

hep-ex2026

Measurement of the branching fractions of $Ï_{cJ} \to Ï^{+}Ï^{-}Ï^{0}Ï^{0}$ via $Ï(3686) \to Î³Ï_{cJ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +762

hep-ex2026

Search for the reaction channel $e^+ e^- \to Î·Î·\,J/Ï$ and the isospin partner of the $Z_c(3900)$ at center-of-mass energies $\sqrt{s} = 4.226-4.950$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

hep-ex2025

Search for the radiative leptonic decay $D^+\toÎ³e^+Î½_e$ using Deep Learning

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

Publications (229)

Electric field-induced Skyrmion distortion and giant lattice rotation in the magnetoelectric insulator Cu2OSeO3

Jet Substructure at the Tevatron and LHC: New results, new tools, new benchmarks

Precision measurements of semleptonic decays $D^0 \to Ï^-\ell^+Î½_\ell$ and $D^+ \to Ï^0\ell^+Î½_\ell$ ($\ell =e,Î¼$)

Search for $K^0_S$ invisible decays

Search for the charged lepton flavor violating decay $Î·\to e^{\pm}Î¼^{\mp}$

Updated model-independent measurement of the strong-phase differences between $D^0$ and $\bar{D}^0 \to K^{0}_{S/L}Ï^+Ï^-$ decays

Observation of $Ï_{cJ}\to 3K_S^0K^\pmÏ^\mp$

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Î^{+}_{c}\to p K^{+} K^{-}$

Search for the radiative decay $D^+_s \to Î³K^*(892)^+$

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

Precision Studies and Searches for CP Asymmetries in the Inclusive Decay $Î_{c}^{+}\to ÎX$

Measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays $D^+\to K^+Ï^0$, $D^+\to K^+Î·$ and $D^+\to K^+Î·^{\prime}$

Observation of $Ï(3686) \to K^{-}Î(1520)\barÎ^{+} + c.c.$

Atomic and electronic structure of defects in hBN: enhancing single-defect functionalities

Observation of $Î^+_c\to nÏ^+Î·$ and search for $Î^+_c\to na_0(980)^+$

Search for the charmonium semi-leptonic weak decay $J/Ï\rightarrow D_s^-e^+Î½_e+c.c.$

Observation of $\barÎp\to K^{+}Ï^{+}Ï^{-}Ï^{0}$ and $\barÎp\to K^{+}Ï^{+}Ï^{-}2Ï^{0}$

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^+ \to K^-Ï^+Ï^+Ï^0$

Search for the charmonium weak decay $J/Ï\to\bar{D}^0\bar{K}^{*0}+{\rm c.c.}$

Observation of the $W$-annihilation process $D_s^+ \to ÏÏ^+$ and measurement of $D_s^+ \to ÏÏ^+$ in $D^+_s\to Ï^+Ï^+Ï^-Ï^0Ï^0$ decays

First energy scan measurement of $e^{+}e^{-}\to K^{+}K^{-}$ around the $Ï(2S)$ resonance

Constraints from LIGO O3 data on gravitational-wave emission due to r-modes in the glitching pulsar PSR J0537-6910

Observation of an Altered $a_{0}(980)$ Line shape in $D^{+} \rightarrow Ï^{+}Î·Î·$

All-sky search for short gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run

First Measurement of the Relative Phase between Proton Psionic Form Factors

Search for gravitational-lensing signatures in the full third observing run of the LIGO-Virgo network

Measurement of the Absolute Branching Fraction of Xi(1530)^{-} to (Xi pi)^{-} and Updated Measurement of the Branching Fraction of psi(3686) to anti-Xi^{+} Xi(1530)^{-} + c.c

Search for the radiative decays $D^0\to Î³\bar K_1(1270)^0$ and $D^+\to Î³K_1(1270)^+$

First measurements of the branching fractions of $J/Ï\to Î^0\barÎK^0_S+c.c.$, $J/Ï\to Î^0\barÎ£^0 K^0_S+c.c.$, and $J/Ï\to Î^0\barÎ£^- K^++c.c.$

High-Rate Free-Space Continuous-Variable QKD with Self-Referenced Passive State Preparation

A novel measurement of the strong-phase difference between $D^0\to K^-Ï^+$ and $\bar{D}^0\to K^-Ï^+$ decays using $C$-even and $C$-odd quantum-correlated $D\bar{D}$ pairs

Observation of a New Excited $Î£$ State in $Ï(3686)\to\bar{p}K^+Î£^0+c.c.$

Observation of the Exotic State $Ï_{1}(1600)$ in $Ï(2S)\rightarrowÎ³Ï_{c1},Ï_{c1}\rightarrowÏ^{+}Ï^{-}Î·'$

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $\mathbf{Î^{-}\rightarrow Îe^- \barÎ½_{e}}$ and the Axial Charge of the $\mathbfÎ^{-}$

Evidence of $Ï(3770) \to Ï^{0}J/Ï$

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+(0)}$ into the Axial-vector Meson $\bar K_1(1270)$

First Evidence of Solar Neutrino Interactions on $^{13}$C

Precise measurement of the form factors in $D^0\rightarrow K^*(892)^-Î¼^+Î½_Î¼$ and test of lepton universality with $D^0\rightarrow K^*(892)^-\ell^+Î½_{\ell}$ decays

A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-Wave Candidates from the Third Gravitational-wave Observing Run

Search for sub-GeV invisible particles in inclusive decays of $J/Ï$ to $Ï$

Observation of $D^+\to K^0_SÏ^0Î¼^+Î½_Î¼$, Test of Lepton Flavor Universality and First Angular Analysis of $D^+\to \bar{K}^\ast(892)^0\ell^+Î½_\ell$

Amplitude analysis and branching fraction measurement of $J/Ï\to Î\barÎ£^0Î·+\mathrm{c.c}$

Laser-Induced Skyrmion Writing and Erasing in an Ultrafast Cryo-Lorentz Transmission Electron Microscopy

Measurements of branching fractions of $Î_{c}^{+}\toÎ£^{0}K_{S}^{0}Ï^{+}$ and $Î_{c}^{+}\toÎ£^{0}K_{S}^{0}K^{+}$

Observation of $Î·_c(1S)\to Î£^0\bar Î£^0$ and search for $h_c(1P)\to Î£^0\bar Î£^0$ via $Ï(3686)$ transitions

Observation of $Ï(3686) \to Î^- K^0_S \barÎ©^+ $+c.c

Search for the electromagnetic Dalitz decays $Ï_{cJ}\to e^{+}e^{-}Ï$

Search for a massless particle beyond the Standard Model in the $Î^0\toÎ+ \text{invisible}$ decay

Observation of Three Resonant Structures in the Cross Section of $e^+e^-\toÏ^+Ï^- h_c$

Measurements of the branching fractions of $Ï_{cJ}\to ÏÏÎ·, ÏÏÎ·^{\prime}$ and $ÏK^+K^-Î·$

First joint observation by the underground gravitational-wave detector, KAGRA, with GEO600

Observation of the $Ï_{cJ}$ decays into $pK^{-}\barÎÎ·+\mathrm{c.c.}$

Study of the reactions $\bar{n} p \to 2Ï^{+}Ï^{-}$, $2Ï^{+}Ï^{-}Ï^{0}$, and $2Ï^{+}Ï^{-}2Ï^{0}$ using $J/Ï\to p Ï^{-}\bar{n}$

Search for anisotropic gravitational-wave backgrounds using data from Advanced LIGO and Advanced Virgo's first three observing runs

Measurement of the space-like $Ï^0$ transition form factor

Measurements of the branching fractions of $Ï_{cJ}\to 2K^+ 2K^- Ï$ and $ÏK^+ K^- Ï$ decays

Experimental study of the reaction $Î^{0}n\rightarrowÎÎX$ using $Î^{0}$-nucleus scattering

An arm length stabilization system for KAGRA and future gravitational-wave detectors

Searches for Gravitational Waves from Known Pulsars at Two Harmonics in the Second and Third LIGO-Virgo Observing Runs

Tests of General Relativity with GWTC-3

Study of the Magnetic Dipole Transition of $J/Ï\toÎ³Î·_c$ via $Î·_c\to p\bar{p}$

Proof of principle for nucleon polarization measurement at BESIII

Precise measurement of the CKM angle $Î³$ with a novel approach

First observation of the $Î·_{c}\toÎ^{0} \barÎ^{0}$ decay

Search for a $1^{-+}$ molecular state via $e^{+}e^{-} \to Î³D^{+}_{s} D_{s1}^{-}(2536) +c.c.$

Determination of CKM matrix element and axial vector form factors from weak decays of quantum-entangled strange baryons

All-sky search for gravitational wave emission from scalar boson clouds around spinning black holes in LIGO O3 data

Search for the baryon and lepton number violating decay $J/Ï\to pe^-$ + c.c

Amplitude analysis and branching fraction measurement of the decay $D^0 \to K^0_SÏ^0Ï^0$

Search for $Ï_0(4360)\rightarrow Î·Ï(2S)$ through the process $e^+e^- \rightarrow Î·Î·Ï(2S)$

Noise subtraction from KAGRA O3GK data using Independent Component Analysis

Diving below the spin-down limit: Constraints on gravitational waves from the energetic young pulsar PSR J0537-6910

Measurement of the branching fractions of $D^+ \to K^+K^-Ï^+Ï^+Ï^-$, $ÏÏ^+Ï^+Ï^-$, $K^0_SK^+Ï^+Ï^-Ï^0$, $K^0_SK^+Î·$, and $K^0_SK^+Ï$ decays

Search for Gravitational Waves Associated with Fast Radio Bursts Detected by CHIME/FRB During the LIGO--Virgo Observing Run O3a

Constraints on dark photon dark matter using data from LIGO's and Virgo's third observing run

All-sky search for long-duration gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run

Search for $1^{-+}$ charmonium-like hybrid via $e^{+}e^{-}\rightarrow Î³Î·^{(\prime)} Î·_{c}$ at center-of-mass energies between 4.258 and 4.681 GeV

Measurement of the Born cross section for $e^+e^- \to p K^- K^- \barÎ^+$ at $\sqrt{s} =$ 3.5-4.9 GeV

Observation of the electromagnetic radiative decays of the \boldmath{$Î(1520)$} and \boldmath{$Î(1670)$} to \boldmath{$Î³Î£^0$}

Precision measurements of semleptonic decays $D^0 \to Ï^-\ell^+Î½_\ell$ and $D^+ \to Ï^0\ell^+Î½_\ell$ ($\ell =e,Î¼$)

Updated model-independent measurement of the strong-phase differences between $D^0$ and $\bar{D}^0 \to K^{0}_{S/L}Ï^+Ï^-$ decays

Observation of $Ï_{cJ}\to 3K_S^0K^\pmÏ^\mp$

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Î^{+}_{c}\to p K^{+} K^{-}$

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

Precision Studies and Searches for CP Asymmetries in the Inclusive Decay $Î_{c}^{+}\to ÎX$

Measurements of the absolute branching fractions of the doubly Cabibbo-suppressed decays $D^+\to K^+Ï^0$, $D^+\to K^+Î·$ and $D^+\to K^+Î·^{\prime}$

Observation of $Ï(3686) \to K^{-}Î(1520)\barÎ^{+} + c.c.$

Observation of $Î^+_c\to nÏ^+Î·$ and search for $Î^+_c\to na_0(980)^+$

Search for the charmonium semi-leptonic weak decay $J/Ï\rightarrow D_s^-e^+Î½_e+c.c.$

Observation of $\barÎp\to K^{+}Ï^{+}Ï^{-}Ï^{0}$ and $\barÎp\to K^{+}Ï^{+}Ï^{-}2Ï^{0}$

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^+ \to K^-Ï^+Ï^+Ï^0$

Search for the charmonium weak decay $J/Ï\to\bar{D}^0\bar{K}^{*0}+{\rm c.c.}$

Observation of the $W$-annihilation process $D_s^+ \to ÏÏ^+$ and measurement of $D_s^+ \to ÏÏ^+$ in $D^+_s\to Ï^+Ï^+Ï^-Ï^0Ï^0$ decays

First energy scan measurement of $e^{+}e^{-}\to K^{+}K^{-}$ around the $Ï(2S)$ resonance

Observation of an Altered $a_{0}(980)$ Line shape in $D^{+} \rightarrow Ï^{+}Î·Î·$

First measurements of the branching fractions of $J/Ï\to Î^0\barÎK^0_S+c.c.$, $J/Ï\to Î^0\barÎ£^0 K^0_S+c.c.$, and $J/Ï\to Î^0\barÎ£^- K^++c.c.$

A novel measurement of the strong-phase difference between $D^0\to K^-Ï^+$ and $\bar{D}^0\to K^-Ï^+$ decays using $C$-even and $C$-odd quantum-correlated $D\bar{D}$ pairs

Observation of a New Excited $Î£$ State in $Ï(3686)\to\bar{p}K^+Î£^0+c.c.$

Observation of the Exotic State $Ï_{1}(1600)$ in $Ï(2S)\rightarrowÎ³Ï_{c1},Ï_{c1}\rightarrowÏ^{+}Ï^{-}Î·'$

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $\mathbf{Î^{-}\rightarrow Îe^- \barÎ½_{e}}$ and the Axial Charge of the $\mathbfÎ^{-}$

Evidence of $Ï(3770) \to Ï^{0}J/Ï$

Precise measurement of the form factors in $D^0\rightarrow K^(892)^-Î¼^+Î½_Î¼$ and test of lepton universality with $D^0\rightarrow K^(892)^-\ell^+Î½_{\ell}$ decays

Search for sub-GeV invisible particles in inclusive decays of $J/Ï$ to $Ï$

Observation of $D^+\to K^0_SÏ^0Î¼^+Î½_Î¼$, Test of Lepton Flavor Universality and First Angular Analysis of $D^+\to \bar{K}^\ast(892)^0\ell^+Î½_\ell$

Amplitude analysis and branching fraction measurement of $J/Ï\to Î\barÎ£^0Î·+\mathrm{c.c}$

Measurements of branching fractions of $Î_{c}^{+}\toÎ£^{0}K_{S}^{0}Ï^{+}$ and $Î_{c}^{+}\toÎ£^{0}K_{S}^{0}K^{+}$

Observation of $Î·_c(1S)\to Î£^0\bar Î£^0$ and search for $h_c(1P)\to Î£^0\bar Î£^0$ via $Ï(3686)$ transitions

Observation of $Ï(3686) \to Î^- K^0_S \barÎ©^+ $+c.c

Search for the electromagnetic Dalitz decays $Ï_{cJ}\to e^{+}e^{-}Ï$

Search for a massless particle beyond the Standard Model in the $Î^0\toÎ+ \text{invisible}$ decay

Observation of Three Resonant Structures in the Cross Section of $e^+e^-\toÏ^+Ï^- h_c$

Measurements of the branching fractions of $Ï_{cJ}\to ÏÏÎ·, ÏÏÎ·^{\prime}$ and $ÏK^+K^-Î·$

Observation of the $Ï_{cJ}$ decays into $pK^{-}\barÎÎ·+\mathrm{c.c.}$

Study of the reactions $\bar{n} p \to 2Ï^{+}Ï^{-}$, $2Ï^{+}Ï^{-}Ï^{0}$, and $2Ï^{+}Ï^{-}2Ï^{0}$ using $J/Ï\to p Ï^{-}\bar{n}$

Measurement of the space-like $Ï^0$ transition form factor

Measurements of the branching fractions of $Ï_{cJ}\to 2K^+ 2K^- Ï$ and $ÏK^+ K^- Ï$ decays

Experimental study of the reaction $Î^{0}n\rightarrowÎÎX$ using $Î^{0}$-nucleus scattering

Study of the Magnetic Dipole Transition of $J/Ï\toÎ³Î·_c$ via $Î·_c\to p\bar{p}$

First observation of the $Î·_{c}\toÎ^{0} \barÎ^{0}$ decay

Search for the baryon and lepton number violating decay $J/Ï\to pe^-$ + c.c

Amplitude analysis and branching fraction measurement of the decay $D^0 \to K^0_SÏ^0Ï^0$

Search for $Ï_0(4360)\rightarrow Î·Ï(2S)$ through the process $e^+e^- \rightarrow Î·Î·Ï(2S)$

Measurement of the branching fractions of $D^+ \to K^+K^-Ï^+Ï^+Ï^-$, $ÏÏ^+Ï^+Ï^-$, $K^0_SK^+Ï^+Ï^-Ï^0$, $K^0_SK^+Î·$, and $K^0_SK^+Ï$ decays

Measurement of the Born cross section for $e^+e^- \to p K^- K^- \barÎ^+$ at $\sqrt{s} =$ 3.5-4.9 GeV

Observation of the electromagnetic radiative decays of the \boldmath{$Î(1520)$} and \boldmath{$Î(1670)$} to \boldmath{$Î³Î£^0$}

Search for sub-GeV dark particles in $Î·\toÏ^0+\rm{invisible}$ decay

Observation of the decay $Ï(3686)\rightarrow Î£^{0}\barÎ£^{0}Ï$

Precise Measurement of the $Î$ Electric Dipole Moment through the Entangled Strange Baryon-Antibaryon System

Observation of $Î·_{c} \to p\bar{p}Î·$ via $Ï(3686) \to Î³p\bar{p}Î·$

Measurement of branching fractions of $D^+_s\to K^0_SK^0_S Ï^+Ï^0$ and $D^+_s\to K^0_S K^+Ï^0Ï^0$

Observation of $Ï_{cJ}(J=0,1,2)\rightarrow p\bar{p}Î·Î·$

First Amplitude Analysis of $D^0\rightarrow K^-Ï^0e^+Î½_e$ and Observation of $D^0\rightarrow K^*_2(1430)^-e^+Î½_e$

Evidence of transverse polarization of $Î^0$ hyperon in $Ï(3686)\rightarrowÎ^0\barÎ^0$

First observation of $Î_{c}(2595)^{+} \to Î^{+}_{c}Ï^0Ï^0$ and $Î_{c}(2625)^{+}\to Î^{+}_{c}Ï^0Ï^0$

Observation and branching fraction measurements of $J/Ï\to p \bar p K^0_S K^0_S$ and $Ï(3686) \to p \bar p K^0_S K^0_S$

Study of $Ï\to K\bar{K}$ in the amplitude analysis of $D^{+}\to K_{S}^{0}K_{L}^{0}Ï^{+}$

Measurement of the branching fractions of $Ï_{cJ} \to Ï^{+}Ï^{-}Ï^{0}Ï^{0}$ via $Ï(3686) \to Î³Ï_{cJ}$

Search for the reaction channel $e^+ e^- \to Î·Î·\,J/Ï$ and the isospin partner of the $Z_c(3900)$ at center-of-mass energies $\sqrt{s} = 4.226-4.950$ GeV