wovepaper — the arXiv observatory

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-ex2014

Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of $\sqrt{s}=7$ TeV

LHCb collaboration, R. Aaij, B. Adeva +699

hep-ex2017

Search for decays of neutral beauty mesons into four muons

LHCb collaboration, R. Aaij, B. Adeva +768

hep-ex2024

Search for the radiative decays $D^+\toÎ³Ï^+$ and $D^+\toÎ³K^{*+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +652

hep-ex2014

Measurement of the $Ï_b(3P)$ mass and of the relative rate of $Ï_{b1}(1P)$ and $Ï_{b2}(1P)$ production

LHCb collaboration, R. Aaij, B. Adeva +696

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-ex2024

Measurements of Normalized Differential Cross Sections of Inclusive $Î·$ Production in $e^{+}e^{-}$ Annihilation at Energy from 2.0000 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

hep-ex2023

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

hep-ex2026

Amplitude Analysis of the Isospin-Violating Decay $J/Ï\rightarrowÎ³Î·Ï^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

hep-ex2020

Measurement of $f_s / f_u$ variation with proton-proton collision energy and $B$-meson kinematics

LHCb collaboration, R. Aaij, C. AbellÃ¡n Beteta +903

hep-ex2025

Partial wave analyses of $Ï(3686)\to p\bar{p}Ï^0$ and $Ï(3686)\to p\bar{p}Î·$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Publications (832)

Measurement of $e^{+}e^{-}\to ÏÎ·^{\prime}$ cross sections at $\sqrt{s}=$ 2.000 to 3.080 GeV

Search for the production of deuterons and antideuterons in e^+e^- annihilation at center-of-mass energies between 4.13 and 4.70 GeV

Measurement of $Ï(3686)\toÎ\barÎÎ·$ and $Ï(3686)\toÎ\barÎÏ^0$ decays

Measurement of the $B_c^-$ meson production fraction and asymmetry in 7 and 13 TeV $pp$ collisions

Measurement of the total and leptonic decay widths of the $J/Ï$ resonance with an energy scan method at BESIII

Observation of a threshold enhancement in the $Ï^+Ï^-$ spectrum in $Ï(3686) \rightarrow Ï^{+}Ï^{-}J/Ï$ decays

First Measurement of the $D_s^+\rightarrow K^{*}(892)^0Î¼^+Î½_Î¼$ Decay, Study of Dynamics and Test of Lepton Universality with $D_s^+\rightarrow K^{*}(892)^0\ell^+Î½_{\ell}$ Decays

Studies of the decay $D^+_s\to K^+K^- Î¼^+ Î½_Î¼$

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to Ï^{+}Ï^{0}Î·^{\prime}$

First observation of a baryonic $B_c^+$ decay

First measurement of the charge asymmetry in beauty-quark pair production at a hadron collider

Precision measurement of $\it{CP} $ violation in the penguin-mediated decay $B_s^{0}\rightarrowÏÏ$

Improved measurement of the branching fraction of $h_{c}\rightarrowÎ³Î·^\prime/Î·$ and search for $h_{c}\rightarrowÎ³Ï^0$

Measurement of the CP-violating phase $Î²$ in $B^0\rightarrow J/ÏÏ^+Ï^-$ decays and limits on penguin effects

Improved measurement of the decays $Î·' \to Ï^{+}Ï^{-}Ï^{+(0)}Ï^{-(0)}$ and search for the rare decay $Î·' \to 4Ï^{0}$

Search for $K^0_S$ invisible decays

Observation of $Ï(3686)\to 3Ï$

Search for the semileptonic decays $D^+_s \to K_1(1270)^0 e^+Î½_e$ and $D^+_s \to b_1(1235)^0 e^+Î½_e$

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

Evidence for the decay $B_{s}^0 \rightarrow \overline{K}{}^{*0}Î¼^+Î¼^-$

Measurement of the B0bar-B0 and Bsbar-Bs production asymmetries in pp collisions at sqrt(s)=7 TeV

Measurement of forward $t\overline{t}$, $W+b\overline{b}$ and $W+c\overline{c}$ production in $pp$ collisions at $\sqrt{s}=8$ TeV

Measurement of the Cross Section for $e^{+}e^{-}\to$ hadrons at Energies from 2.2324 to 3.6710 GeV

First Observation of the Semileptonic Decay $Î_c^+\rightarrow pK^- e^+Î½_e$

Model-independent measurement of mixing parameters in $D^0 \to K_S Ï^+ Ï^-$ decays

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p\barÎ$ Threshold in $e^+e^-\to pK^-\barÎ+c.c.$

Observation of several sources of $CP$ violation in $B^+ \to Ï^+ Ï^+ Ï^-$ decays

Measurement of forward top pair production in the dilepton channel in $pp$ collisions at $\sqrt{s}=13$ TeV

Study of the rare $B_s^0$ and $B^0$ decays into the $Ï^+Ï^-Î¼^+Î¼^-$ final state

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

Observation of $D^{+}\to K_{S}^{0}a_{0}(980)^{+}$ in the amplitude analysis of $D^{+} \to K_{S}^{0}Ï^+Î·$

First Measurement of the Relative Phase between Proton Psionic Form Factors

Measurement of forward $W\to eÎ½$ production in $pp$ collisions at $\sqrt{s}=8\,$TeV

Search for Majorana neutrinos in $B^- \to Ï^+Î¼^-Î¼^-$ decays

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 $J/Ï\to Î^0\barÎ£^- K^++c.c.$

Observation of the $J/Ï$ and $Ï(3686)$ decays into $Î·Î£^{+}\barÎ£^{-}$

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

Measurement of $e^{+}e^{-}\toÏÏ^{+}Ï^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

Search for the rare decay $Î_{c}^{+} \to pÎ¼^+Î¼^-$

Observation of $D\to \bar{K}_{1}(1270)Î¼^+Î½_Î¼$ and test of lepton flavor universality with $D\to \bar{K}_1(1270) \ell^{+} Î½_{\ell}$

Measurement of the $B^{\pm}$ production cross-section in pp collisions at $\sqrt{s} =$ 7 and 13 TeV

Angular analysis and differential branching fraction of the decay $B^0_s\toÏÎ¼^+Î¼^-$

Measurement of the $\bar{B}_s^0\to D_s^-D_s^+$ and $\bar{B}_s^0\to D^-D_s^+$ effective lifetimes

Test of lepton universality and measurement of the form factors of $D^0\to K^{*}(892)^-Î¼^+Î½_Î¼$

Measurement of the exclusive $Î¥$ production cross-section in $pp$ collisions at $\sqrt{s}=$7 TeV and 8 TeV

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 a massless dark photon in $Î^{+}_{c}\to p Î³^{\prime}$ decay

First observations of the rare decays $B^+-> K^+Ï^+Ï^-Î¼^+Î¼^-$ and $B^+->ÏK^+Î¼^+Î¼^-$

Observation of the $Î_b^0\rightarrow Ï_{c1}(3872)pK^-$ decay

Measurement of resonant and $CP$ components in $\overline{B}_s^0\rightarrow J/ÏÏ^+Ï^-$ decays

Measurements of prompt charm production cross-sections in $pp$ collisions at $\sqrt{s} = 13\,\mathrm{TeV}$

Measurement of branching fractions of $Î_{c}^{+}$ decays to $Î£^{+} K^{+} K^{-}$, $Î£^{+}Ï$ and $Î£^{+} K^{+} Ï^{-}(Ï^{0})$

Observation of the $B^{0}_{s}\rightarrow J/ÏK_{\rm S}^{0} K^{\pm} Ï^{\mp}$ decay

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

Observation of a narrow pentaquark state, $P_c(4312)^+$, and of two-peak structure of the $P_c(4450)^+$

First observation and measurement of the branching fraction for the decay $B^0_s \to D_s^{*\mp} K^{\pm}$

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

Measurement of the CP-violating phase $Ï_s$ in $\overline{B}^0_s\rightarrow J/ÏÏ^+Ï^-$ decays

Search for the lepton number violation decay $Ï\to Ï^+ Ï^+ e^- e^-$ via $J/Ï\to ÏÎ·$

Forward production of $Î¥$ mesons in $pp$ collisions at $\sqrt{s}=7$ and 8TeV

First measurement of charm production in fixed-target configuration at the LHC

Search for hyperon $ÎS=ÎQ$ violating decay $Î^{0}\toÎ£^{-}e^{+}Î½_{e}$

First observation of the decay $D^{0}\rightarrow K^{-}Ï^{+}Î¼^{+}Î¼^{-}$ in the $Ï^{0}$-$Ï$ region of the dimuon mass spectrum

Observation of Three Charmoniumlike States with $J^{PC}=1^{--}$ in $e^{+}e^{-}\to D^{*0}D^{*-}Ï^{+}$

A study of CP violation in $B^\pm \to D K^\pm$ and $B^\pm \to D Ï^\pm$ decays with $D \to K^0_{\rm S} K^\pm Ï^\mp$ final states

Observation of the Anomalous Shape of $X(1840)$ in $J/Ï\rightarrow Î³3(Ï^+ Ï^-)$ Indicating a Second Resonance Near $p\bar{p}$ Threshold

Measurements of Differential Cross Sections of Inclusive $Ï^0$ and $K^0_S$ Production in $e^{+}e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

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

Search for the leptonic decays $D^{*+}\to e^+Î½_e$ and $D^{*+}\to Î¼^+Î½_Î¼$

Observation of the $B^0_s\toÎ·'Î·'$ decay

Precision Measurement of the Decay $Î£^{+} \rightarrow pÎ³$ in the Process $J/Ï\rightarrow Î£^{+}\barÎ£^{-}$

Physics case for an LHCb Upgrade II - Opportunities in flavour physics, and beyond, in the HL-LHC era

Measurement of CP violation in the $B_s^0\rightarrowÏÏ$ decay and search for the $B^0\rightarrow ÏÏ$ decay

Measurement of the branching fraction and decay asymmetry of $Î\to nÎ³$

Measurement of the $B^0_s\toÎ¼^+Î¼^-$ branching fraction and effective lifetime and search for $B^0\toÎ¼^+Î¼^-$ decays

Observation of $a_0(1710)^+ \to K_S^0K^+$ in study of the $D_s^+\to K_S^0K^+Ï^0$ decay

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

First observation of the decay $B_{s}^{0} \to K_{S}^{0} K^{*}(892)^{0}$

Measurement of $e^{+}e^{-}\to ÏÎ·^{\prime}$ cross sections at $\sqrt{s}=$ 2.000 to 3.080 GeV

Measurement of $Ï(3686)\toÎ\barÎÎ·$ and $Ï(3686)\toÎ\barÎÏ^0$ decays

Measurement of the total and leptonic decay widths of the $J/Ï$ resonance with an energy scan method at BESIII

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

First Measurement of the $D_s^+\rightarrow K^{}(892)^0Î¼^+Î½_Î¼$ Decay, Study of Dynamics and Test of Lepton Universality with $D_s^+\rightarrow K^{}(892)^0\ell^+Î½_{\ell}$ Decays

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to Ï^{+}Ï^{0}Î·^{\prime}$

Precision measurement of $\it{CP} $ violation in the penguin-mediated decay $B_s^{0}\rightarrowÏÏ$

Improved measurement of the branching fraction of $h_{c}\rightarrowÎ³Î·^\prime/Î·$ and search for $h_{c}\rightarrowÎ³Ï^0$

Measurement of the CP-violating phase $Î²$ in $B^0\rightarrow J/ÏÏ^+Ï^-$ decays and limits on penguin effects

Improved measurement of the decays $Î·' \to Ï^{+}Ï^{-}Ï^{+(0)}Ï^{-(0)}$ and search for the rare decay $Î·' \to 4Ï^{0}$

Observation of $Ï(3686)\to 3Ï$

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

First Observation of the Semileptonic Decay $Î_c^+\rightarrow pK^- e^+Î½_e$

Model-independent measurement of mixing parameters in $D^0 \to K_S Ï^+ Ï^-$ decays

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p\barÎ$ Threshold in $e^+e^-\to pK^-\barÎ+c.c.$

Observation of several sources of $CP$ violation in $B^+ \to Ï^+ Ï^+ Ï^-$ decays

Study of the rare $B_s^0$ and $B^0$ decays into the $Ï^+Ï^-Î¼^+Î¼^-$ final state

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

Observation of $D^{+}\to K_{S}^{0}a_{0}(980)^{+}$ in the amplitude analysis of $D^{+} \to K_{S}^{0}Ï^+Î·$

Search for Majorana neutrinos in $B^- \to Ï^+Î¼^-Î¼^-$ decays

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 $J/Ï\to Î^0\barÎ£^- K^++c.c.$

Observation of the $J/Ï$ and $Ï(3686)$ decays into $Î·Î£^{+}\barÎ£^{-}$

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

Search for the rare decay $Î_{c}^{+} \to pÎ¼^+Î¼^-$

Angular analysis and differential branching fraction of the decay $B^0_s\toÏÎ¼^+Î¼^-$

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 a massless dark photon in $Î^{+}_{c}\to p Î³^{\prime}$ decay

First observations of the rare decays $B^+-> K^+Ï^+Ï^-Î¼^+Î¼^-$ and $B^+->ÏK^+Î¼^+Î¼^-$

Observation of the $Î_b^0\rightarrow Ï_{c1}(3872)pK^-$ decay

Measurement of resonant and $CP$ components in $\overline{B}_s^0\rightarrow J/ÏÏ^+Ï^-$ decays

Measurement of branching fractions of $Î_{c}^{+}$ decays to $Î£^{+} K^{+} K^{-}$, $Î£^{+}Ï$ and $Î£^{+} K^{+} Ï^{-}(Ï^{0})$

Observation of the $B^{0}_{s}\rightarrow J/ÏK_{\rm S}^{0} K^{\pm} Ï^{\mp}$ decay

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

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

Measurement of the CP-violating phase $Ï_s$ in $\overline{B}^0_s\rightarrow J/ÏÏ^+Ï^-$ decays

Search for the lepton number violation decay $Ï\to Ï^+ Ï^+ e^- e^-$ via $J/Ï\to ÏÎ·$

Search for hyperon $ÎS=ÎQ$ violating decay $Î^{0}\toÎ£^{-}e^{+}Î½_{e}$

First observation of the decay $D^{0}\rightarrow K^{-}Ï^{+}Î¼^{+}Î¼^{-}$ in the $Ï^{0}$-$Ï$ region of the dimuon mass spectrum

Observation of Three Charmoniumlike States with $J^{PC}=1^{--}$ in $e^{+}e^{-}\to D^{0}D^{-}Ï^{+}$

A study of CP violation in $B^\pm \to D K^\pm$ and $B^\pm \to D Ï^\pm$ decays with $D \to K^0_{\rm S} K^\pm Ï^\mp$ final states

Observation of the Anomalous Shape of $X(1840)$ in $J/Ï\rightarrow Î³3(Ï^+ Ï^-)$ Indicating a Second Resonance Near $p\bar{p}$ Threshold

Measurements of Differential Cross Sections of Inclusive $Ï^0$ and $K^0_S$ Production in $e^{+}e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

Search for the leptonic decays $D^{+}\to e^+Î½_e$ and $D^{+}\to Î¼^+Î½_Î¼$

Precision Measurement of the Decay $Î£^{+} \rightarrow pÎ³$ in the Process $J/Ï\rightarrow Î£^{+}\barÎ£^{-}$

Measurement of CP violation in the $B_s^0\rightarrowÏÏ$ decay and search for the $B^0\rightarrow ÏÏ$ decay

Measurement of the branching fraction and decay asymmetry of $Î\to nÎ³$

Observation of $a_0(1710)^+ \to K_S^0K^+$ in study of the $D_s^+\to K_S^0K^+Ï^0$ decay

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{$Î³Î£^0$}

Measurement of the absolute branching fraction of the singly Cabibbo suppressed decay $Î^{+}_{c}\to pÎ·^{\prime}$

Cross section measurements of the $e^+e^-\to D^{+}D^{-}$ and $e^+e^-\to D^{*+}D^{-}$ processes at center-of-mass energies from 4.085 to 4.600 GeV

Study of $Î_c^+\rightarrow ÎÎ¼^+Î½_Î¼$ and Test of Lepton Flavor Universality with $Î_c^+\rightarrow Î\ell^+Î½_{\ell}$ Decays

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

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

Search for the radiative decays $D^+\toÎ³Ï^+$ and $D^+\toÎ³K^{*+}$

Measurement of the $Ï_b(3P)$ mass and of the relative rate of $Ï_{b1}(1P)$ and $Ï_{b2}(1P)$ production

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

Observation of the decay $Ï_{cJ} \to Î©^- \barÎ©^+$

Amplitude Analysis of the Isospin-Violating Decay $J/Ï\rightarrowÎ³Î·Ï^{0}$

Partial wave analyses of $Ï(3686)\to p\bar{p}Ï^0$ and $Ï(3686)\to p\bar{p}Î·$