L. Ma

activity

20032026

e^{+} e^{-} \to π^{+} π^{-} J / ψ

cross section at center-of-mass energies from 3.77 to 4.60 GeV

264 citations · 4.4k across the 157 of their papers we have counts for

collaborators

Showing 2015Show all

25 papers · 1 filter

hep-ex2015★ 15 cited

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

Based on 2.93 fb $^{- 1}$ $e^{+} e^{-}$ collision data taken at center-of-mass energy of 3.773 GeV by the BESIII detector, we report searches for the singly Cabibbo-suppressed decays $D^{…

hep-ex2015★ 7 cited

Measurement of the branching fraction for $ψ (3770) \to γ χ_{c 0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +409

By analyzing a data set of 2.92 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at $s = 3.773 GeV$ and 106.41 $\times 1 0^{6}$ $ψ (3686)$ decays taken at $s = 3.686 GeV$ …

hep-ex2015★ 44 cited

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

We present an analysis of the decay $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$ based on data collected by the BESIII experiment at the $ψ (3770)$ resonance. Using a nearly background-free sample…

hep-ex2015★ 13 cited

Study of $J / ψ \to p p ˉ ϕ$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +408

Using a data sample of $1.31 \times 1 0^{9}$ $J / ψ$ events accumulated with the BESIII detector, the decay $J / ψ \to p p ˉ ϕ$ is studied via two decay modes, $ϕ\to K^{0}_{S}K^{0}_{L}…

astro-ph.IM2015★ 40 cited

Detection of thermal neutrons with the PRISMA-YBJ array in Extensive Air Showers selected by the ARGO-YBJ experiment

B. Bartoli, P. Bernardini, X. J. Bi +79

We report on a measurement of thermal neutrons, generated by the hadronic component of extensive air showers (EAS), by means of a small array of EN-detectors developed for the PRIS…

hep-ex2015★ 70 cited

Study of decay dynamics and $C P$ asymmetry in $D^{+} \to K_{L}^{0} e^{+} ν_{e}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

Using 2.92~fb $^{- 1}$ of electron-positron annihilation data collected at $s = 3.773$ ~GeV with the BESIII detector, we obtain the first measurements of the absolute branching…

astro-ph.HE2015★ 63 cited

4.5 years multi-wavelength observations of Mrk 421 during the ARGO-YBJ and Fermi common operation time

B. Bartoli, P. Bernardini, X. J. Bi +68

We report on the extensive multi-wavelength observations of the blazar Markarian 421 (Mrk 421) covering radio to gamma-rays, during the 4.5 year period of ARGO-YBJ and Fermi common…

hep-ex2015★ 144 cited

Measurements of absolute hadronic branching fractions of $Λ_{c}^{+}$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +409

Using $567 pb^{- 1}$ of $e^{+} e^{-}$ collisions recorded at $s = 4.599 GeV$ with the BESIII detector, we report first measurements of absolute hadronic branching fractions…

hep-ex2015★ 15 cited

Search for a light CP-odd Higgs boson in the radiative decays of J/psi

The BESIII Collaboration, M. Ablikim

We search for a light Higgs boson $A^{0}$ in the fully reconstructed decay chain of $J / ψ \to γ A^{0}$ , $A^{0} \to μ^{+} μ^{-}$ using $(225.0 \pm 2.8) \times 1 0^{6}$ $J / ψ$ events colle…

hep-ex2015★ 96 cited

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

We present a study of the process $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ using data samples of 1092~pb $^{- 1}$ at $s = 4.23$ ~GeV and 826~pb $^{- 1}$ at $s = 4.26$ ~GeV collecte…

hep-ex2015★ 7 cited

Study of Dynamics of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

In an analysis of a 2.92~fb $^{- 1}$ data sample taken at 3.773~GeV with the BESIII detector operated at the BEPCII collider, we measure the absolute decay branching fractions to be…

hep-ex2015★ 2 cited

Measurement of the form factors in the decay $D^{+} \to ω e^{+} ν_{e}$ and search for the decay $D^{+} \to ϕ e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +398

Using 2.92 fb $^{- 1}$ of electron-positron annihilation data collected at a center-of-mass energy of $s = 3.773$ GeV with the BESIII detector, we present an improved measureme…

hep-ex2015★ 129 cited

Observation of $Z_{c} (3900)^{0}$ in $e^{+} e^{-} \to π^{0} π^{0} J / ψ$

BESIII Collaboration

Using a data sample collected with the BESIII detector operating at the BEPCII storage ring, we observe a new neutral state $Z_{c} (3900)^{0}$ with a significance of $10.4 σ$ . The mass…

astro-ph.IM2015★ 89 cited

Study of the diffuse gamma-ray emission from the Galactic plane with ARGO-YBJ

B. Bartoli, P. Bernardini, X. J. Bi +78

The events recorded by ARGO-YBJ in more than five years of data collection have been analyzed to determine the diffuse gamma-ray emission in the Galactic plane at Galactic longitud…

hep-ex2015★ 12 cited

Observation of $η^{'} \to ω e^{+} e^{-}$

M. Ablikim, M. N. Achasov, X. C. Ai +402

Based on a sample of \etapr mesons produced in the radiative decay $J / ψ \to γ η^{'}$ in $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, the decay $η^{\prime}\t…

hep-ex2015★ 64 cited

Measurement of azimuthal asymmetries in inclusive charged dipion production in $e^{+} e^{-}$ annihilations at $s$ = 3.65 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +398

We present a measurement of the azimuthal asymmetries of two charged pions in the inclusive process $e^{+} e^{-} \to π π X$ based on a data set of 62 $pb^{- 1}$ at the center-o…

hep-ex2015★ 83 cited

Observation of a neutral charmoniumlike state $Z_{c} (4025)^{0}$ in $e^{+} e^{-} \to (D^{} D ˉ^{})^{0} π^{0}$

BESIII collaboration, M. Ablikim, M. N. Achasov +414

We report a study of the process $e^{+} e^{-} \to (D^{*} D ˉ^{*})^{0} π^{0}$ using $e^{+} e^{-}$ collision data samples with integrated luminosities of $1092 pb^{- 1}$ at $\sqrt{s…

hep-ex2015★ 47 cited

Measurement of the Matrix Elements for the Decays $η \to π^{+} π^{-} π^{0}$ and $η / η^{'} \to π^{0} π^{0} π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +413

Based on a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, Dalitz plot analyses of selected 79,625 $η \to π^{+} π^{-} π^{0}$ …

hep-ex2015★ 50 cited

Observation and Spin-Parity Determination of the $X (1835)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} η$

M. Ablikim, M. N. Achasov, X. C. Ai +413

We report an observation of the process $J / ψ \to γ X (1835) \to γ K_{S}^{0} K_{S}^{0} η$ at low $K_{S}^{0} K_{S}^{0}$ mass with a statistical significance larger than 12.9 $σ$ using a data…

hep-ex2015★ 60 cited

An amplitude analysis of the $π^{0} π^{0}$ system produced in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +417

An amplitude analysis of the $π^{0} π^{0}$ system produced in radiative $J / ψ$ decays is presented. In particular, a piecewise function that describes the dynamics of the $π^{0}π^{0}…

hep-ex2015★ 14 cited

An Improved Limit for Gamma_ee of X(3872) and Gamma_ee Measurement of psi(3686)

BESIII collaboration, M. Ablikim, M. N. Achasov +411

Using the data sets taken at center-of-mass energies above 4 GeV by the BESIII detector at the BEPCII storage ring, we search for the reaction e+e- -> gamma_ISR X(3872) -> gamma_IS…

hep-ex2015★ 11 cited

Search for the isospin violating decay $Y (4260) \to J / ψ η π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +410

Using data samples collected at center of mass energies of $s$ = 4.009, 4.226, 4.257, 4.358, 4.416 and 4.599 GeV with the BESIII detector operating at the BEPCII storage rin…

hep-ex2015★ 41 cited

The cosmic ray proton plus helium energy spectrum measured by the ARGO-YBJ experiment in the energy range 3-300 TeV

YBJ Collaboration, B. Bartoli, P. Bernardini +70

The ARGO-YBJ experiment is a full-coverage air shower detector located at the Yangbajing Cosmic Ray Observatory (Tibet, People's Republic of China, 4300 m a.s.l.). The high altitud…

astro-ph.HE2015★ 127 cited

The Knee of the Cosmic Hydrogen and Helium Spectrum below 1 PeV Measured by ARGO-YBJ and a Cherenkov Telescope of LHAASO

B. Bartoli, P. Bernardini, X. J. Bi +93

The measurement of cosmic ray energy spectra, in particular for individual species, is an essential approach in finding their origin. Locating the "knees" of the spectra is an impo…

Observation of the Singly Cabibbo-Suppressed Decay D+→ωπ+ and Evidence for D0→ωπ0

Measurement of the branching fraction for ψ(3770)→γχc0​

Study of D+→K−π+e+νe​

Study of J/ψ→ppˉ​ϕ at BESIII

Detection of thermal neutrons with the PRISMA-YBJ array in Extensive Air Showers selected by the ARGO-YBJ experiment

Study of decay dynamics and CP asymmetry in D+→KL0​e+νe​ decay

4.5 years multi-wavelength observations of Mrk 421 during the ARGO-YBJ and Fermi common operation time

Measurements of absolute hadronic branching fractions of Λc+​ baryon

Search for a light CP-odd Higgs boson in the radiative decays of J/psi

Confirmation of a charged charmoniumlike state Zc​(3885)∓ in e+e−→π±(DDˉ∗)∓ with double D tag

Study of Dynamics of D0→K−e+νe​ and D0→π−e+νe​ Decays

Measurement of the form factors in the decay D+→ωe+νe​ and search for the decay D+→ϕe+νe​

Observation of Zc​(3900)0 in e+e−→π0π0J/ψ

Study of the diffuse gamma-ray emission from the Galactic plane with ARGO-YBJ

Observation of η′→ωe+e−

Measurement of azimuthal asymmetries in inclusive charged dipion production in e+e− annihilations at s​ = 3.65 GeV

Observation of a neutral charmoniumlike state Zc​(4025)0 in e+e−→(D∗Dˉ∗)0π0

Measurement of the Matrix Elements for the Decays η→π+π−π0 and η/η′→π0π0π0

Observation and Spin-Parity Determination of the X(1835) in J/ψ→γKS0​KS0​η

An amplitude analysis of the π0π0 system produced in radiative J/ψ decays

An Improved Limit for Gamma_ee of X(3872) and Gamma_ee Measurement of psi(3686)

Search for the isospin violating decay Y(4260)→J/ψηπ0

The cosmic ray proton plus helium energy spectrum measured by the ARGO-YBJ experiment in the energy range 3-300 TeV

The Knee of the Cosmic Hydrogen and Helium Spectrum below 1 PeV Measured by ARGO-YBJ and a Cherenkov Telescope of LHAASO

Observation of the Singly Cabibbo-Suppressed Decay $D^{+} \to ω π^{+}$ and Evidence for $D^{0} \to ω π^{0}$

Measurement of the branching fraction for $ψ (3770) \to γ χ_{c 0}$

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

Study of $J / ψ \to p p ˉ ϕ$ at BESIII

Study of decay dynamics and $C P$ asymmetry in $D^{+} \to K_{L}^{0} e^{+} ν_{e}$ decay

Measurements of absolute hadronic branching fractions of $Λ_{c}^{+}$ baryon

Confirmation of a charged charmoniumlike state $Z_{c} (3885)^{\mp}$ in $e^{+} e^{-} \to π^{\pm} (D D ˉ^{*})^{\mp}$ with double $D$ tag

Study of Dynamics of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ Decays

Measurement of the form factors in the decay $D^{+} \to ω e^{+} ν_{e}$ and search for the decay $D^{+} \to ϕ e^{+} ν_{e}$

Observation of $Z_{c} (3900)^{0}$ in $e^{+} e^{-} \to π^{0} π^{0} J / ψ$

Observation of $η^{'} \to ω e^{+} e^{-}$

Measurement of azimuthal asymmetries in inclusive charged dipion production in $e^{+} e^{-}$ annihilations at $s$ = 3.65 GeV

Observation of a neutral charmoniumlike state $Z_{c} (4025)^{0}$ in $e^{+} e^{-} \to (D^{} D ˉ^{})^{0} π^{0}$

Measurement of the Matrix Elements for the Decays $η \to π^{+} π^{-} π^{0}$ and $η / η^{'} \to π^{0} π^{0} π^{0}$

Observation and Spin-Parity Determination of the $X (1835)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} η$

An amplitude analysis of the $π^{0} π^{0}$ system produced in radiative $J / ψ$ decays

Search for the isospin violating decay $Y (4260) \to J / ψ η π^{0}$