A. Pathak

activity

20182025

most citedSearch for Axion-Like Particles produced in

e^{+} e^{-}

collisions at Belle II

99 citations · 2.4k across the 239 of their papers we have counts for

collaborators

Showing 2020 · hep-exShow all

32 papers · 2 filters

hep-ex2020★ 8 cited

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +477

We report a measurement of the observed cross sections of the inclusive $J / ψ$ production in $e^{+} e^{-} \to J / ψ X$ based on 3.21 fb $^{- 1}$ of data accumulated at energies…

hep-ex2020★ 40 cited

Measurements of the center-of-mass energies of $e^{+} e^{-}$ collisions at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +504

During the 2016-17 and 2018-19 running periods, the BESIII experiment collected 7.5~fb $^{- 1}$ of $e^{+} e^{-}$ collision data at center-of-mass energies ranging from 4.13 to 4.44 GeV. T…

hep-ex2020★ 8 cited

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +490

Based on 586 $p b^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy of $s = 4.6 GeV$ with the BESIII detector at the BEPCII collider, the absol…

hep-ex2020★ 8 cited

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

Using data taken at 23 center-of-mass energies between 4.0 and 4.6 GeV with the BESIII detector at the BEPCII collider and with a total integrated luminosity of approximately $15$ …

hep-ex2020★ 8 cited

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +499

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector at the center-of-mass energy of 3.097 GeV, we search for the first time for the…

hep-ex2020★ 2 cited

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +481

We search for the process $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ ( $J = 0, 1, 2$ ) and for a charged charmonium-like state in the $π^{\pm} χ_{c J}$ subsystem. The search uses data sets…

hep-ex2020★ 5 cited

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

The rare decay $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ is studied using a sample of $1.3 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at BEPCII in 2009 and 2012. The branching fra…

hep-ex2020★ 11 cited

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We report on a comparison of two possible $Λ_{c}^{+}$ spin hypotheses, $J = \frac{1}{2}$ and $\frac{3}{2}$ , via the process $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ , using the angular distributions of…

hep-ex2020★ 46 cited

Observation of a resonant structure in $e^{+} e^{-} \to ω η$ and another in $e^{+} e^{-} \to ω π^{0}$ at center-of-mass energies between 2.00 and 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +485

Born cross sections for the processes $e^{+} e^{-} \to ω η$ and $e^{+} e^{-} \to ω π^{0}$ have been determined for center-of-mass energies between 2.00 and 3.08 GeV with the BESIII detector at…

hep-ex2020★ 7 cited

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +492

We study $η_{c}$ production at center-of-mass energies $s$ from 4.18 to 4.60 GeV in $e^{+} e^{-}$ annihilation data collected with the BESIII detector operating at the BEPCII…

hep-ex2020★ 42 cited

Measurement of cross-section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ near threshold at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

The Born cross-sections and effective form factors for process $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ are measured at eight center-of-mass energies between 2.644 and 3.080 GeV, using a total integr…

hep-ex2020★ 7 cited

Observation of the decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

The decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$ are studied via the radiative transition $ψ (3686) \to γ χ_{c J}$ based on a data sample of $(448.1 \pm 2.9)\times10^{6}…

hep-ex2020

Measurement of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν_{ℓ}$ branching fraction with fully reconstructed $B$ meson decays and 34.6 fb $^{- 1}$ of Belle II data

Belle II Collaboration, F. Abudinen, I. Adachi +540

We present a first measurement of the $B^{0} ˉ \to D^{*+} ℓ^{-} ν_{ℓ}$ branching fraction using fully reconstructed $B$ meson decays employing the Full Event Inte…

hep-ex2020★ 30 cited

Erratum to "Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ cross section between 600 and 900 MeV using initial state radiation"

BESIII Collaboration, M. Ablikim, M. N. Achasov +489

In Phys. Lett. B 753, 629-638 (2016) [arXiv:1507.08188] the BESIII collaboration published a cross section measurement of the process $e^{+} e^{-} \to π^{+} π^{-}$ in the energy range betwee…

hep-ex2020

Exclusive $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ Decays with Hadronic Full Event Interpretation Tagging in 34.6 fb $^{- 1}$ of Belle II Data

Belle II Collaboration, F. Abudinén, I. Adachi +541

We present the results of the re-discovery of the decay $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ in 34.6 fb $^{- 1}$ of Belle II data using hadronic $B$ -tagging via the Full Event Interpretation…

hep-ex2020★ 2 cited

A calibration of the Belle II hadronic tag-side reconstruction algorithm with $B \to X ℓ ν$ decays

Belle II Collaboration, F. Abudinén, I. Adachi +540

Tag-side reconstruction is an important method for reconstructing $B$ meson decays with missing energy. The Belle II tag-side reconstruction algorithm, Full Event Interpretation, r…

hep-ex2020★ 14 cited

Search for the semileptonic decay $D^{0 (+)} \to b_{1} (1235)^{- (0)} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +491

Using $2.93 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy $s = 3.773$ GeV with the BESIII detector operating at the BEPCII collider, we…

hep-ex2020★ 2 cited

Rediscovery of $B \to ϕ K^{()}$ decays and measurement of the longitudinal polarization fraction $f_{L}$ in $B \to ϕ K^{}$ decays using the Summer 2020 Belle II dataset

F. Abudinén, I. Adachi, R. Adak +538

We utilize a sample of 34.6 fb $^{- 1}$ , collected by the Belle II experiment at the SuperKEKB asymmetric energy $e^{+} e^{-}$ collider, to search for the $B^{+} \to ϕ K^{+}$ , $B^+ \to ϕK^{*+}…

hep-ex2020★ 1 cited

First flavor tagging calibration using 2019 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +540

We report on the first calibration of the standard Belle II $B$ -flavor tagger using the full data set collected at the $Υ (4 S)$ resonance in 2019 with the Belle II detector at…

hep-ex2020★ 25 cited

Improved model-independent determination of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to K_{S, L}^{0} K^{+} K^{-}$ decays

M. Ablikim, M. N. Achasov, P. Adlarson +489

We present a measurement of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to K_{S, L}^{0} K^{+} K^{-}$ decays, performed through a study of quantum-entangled pairs…

hep-ex2020★ 99 cited

Search for Axion-Like Particles produced in $e^{+} e^{-}$ collisions at Belle II

Belle II collaboration, F. Abudinen, I. Adachi +334

We present a search for the direct production of a light pseudoscalar $a$ decaying into two photons with the Belle II detector at the SuperKEKB collider. We search for the process…

hep-ex2020

Charmless $B$ decay reconstruction in 2019 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +533

We report on the reconstruction of various charmless $B$ decays from electron-positron collisions at the energy corresponding to the $Υ (4 S)$ resonance collected with the Belle II d…

hep-ex2020★ 5 cited

Precise Measurements of Branching Fractions for $D_{s}^{+}$ Meson Decays to Two Pseudoscalar Mesons

M. Ablikim, M. N. Achasov, P. Adlarson +483

We measure the branching fractions for seven $D_{s}^{+}$ two-body decays to pseudo-scalar mesons, by analyzing data collected at $s = 4.178 \sim 4.226$ GeV with the BESIII detec…

hep-ex2020★ 6 cited

First Measurements of $χ_{c J} \to Σ^{-} Σ ˉ^{+} (J = 0, 1, 2)$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We measured the branching fractions of the decays $χ_{c J} \to Σ^{-} Σ ˉ^{+}$ for the first time using the final states $n n ˉ π^{+} π^{-}$ . The data sample exploited here is $448.1…

Observation of di-structures in e+e−→J/ψX at center-of-mass energies around 3.773 GeV

Measurements of the center-of-mass energies of e+e− collisions at BESIII

Measurement of the absolute branching fraction of Λc+​→pKS0​η decays

Study of e+e−→2(ppˉ​) at center-of-mass energies between 4.0 and 4.6 GeV

Search for the lepton number violating decay Σ−→pe−e− and the rare inclusive decay Σ−→Σ+X

Search for the reaction e+e−→π+π−χcJ​ and a charmonium-like structure decaying to χcJ​π± between 4.18 and 4.60 GeV

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in η′→π+π−e+e− at BESIII

Determination of the Λc+​ spin via the reaction e+e−→Λc+​Λˉc−​

Observation of a resonant structure in e+e−→ωη and another in e+e−→ωπ0 at center-of-mass energies between 2.00 and 3.08 GeV

Measurements of e+e−→ηc​π+π−π0, ηc​π+π− and ηc​π0γ at s​ from 4.18 to 4.60\,GeV, and search for a Zc​ state close to the DDˉ threshold decaying to ηc​π at s​ = 4.23 GeV

Measurement of cross-section for e+e−→Ξ−Ξˉ+ near threshold at BESIII

Observation of the decays χcJ​→Σ0pˉ​K++c.c. (J=0,1,2)

Measurement of the semileptonic Bˉ0→D∗+ℓ−νℓ​ branching fraction with fully reconstructed B meson decays and 34.6 fb−1of Belle II data

Erratum to "Measurement of the e+e−→π+π− cross section between 600 and 900 MeV using initial state radiation"

Exclusive B0→π−ℓ+νℓ​ Decays with Hadronic Full Event Interpretation Tagging in 34.6 fb−1 of Belle II Data

A calibration of the Belle II hadronic tag-side reconstruction algorithm with B→Xℓν decays

Search for the semileptonic decay D0(+)→b1​(1235)−(0)e+νe​

Rediscovery of B→ϕK(∗) decays and measurement of the longitudinal polarization fraction fL​ in B→ϕK∗ decays using the Summer 2020 Belle II dataset

First flavor tagging calibration using 2019 Belle II data

Improved model-independent determination of the strong-phase difference between D0 and Dˉ0→KS,L0​K+K− decays

Search for Axion-Like Particles produced in e+e− collisions at Belle II

Charmless B decay reconstruction in 2019 Belle II data

Precise Measurements of Branching Fractions for Ds+​ Meson Decays to Two Pseudoscalar Mesons

First Measurements of χcJ​→Σ−Σˉ+(J=0,1,2) Decays

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

Measurements of the center-of-mass energies of $e^{+} e^{-}$ collisions at BESIII

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

Observation of a resonant structure in $e^{+} e^{-} \to ω η$ and another in $e^{+} e^{-} \to ω π^{0}$ at center-of-mass energies between 2.00 and 3.08 GeV

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

Measurement of cross-section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ near threshold at BESIII

Observation of the decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$

Measurement of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν_{ℓ}$ branching fraction with fully reconstructed $B$ meson decays and 34.6 fb $^{- 1}$ of Belle II data

Erratum to "Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ cross section between 600 and 900 MeV using initial state radiation"

Exclusive $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ Decays with Hadronic Full Event Interpretation Tagging in 34.6 fb $^{- 1}$ of Belle II Data

A calibration of the Belle II hadronic tag-side reconstruction algorithm with $B \to X ℓ ν$ decays

Search for the semileptonic decay $D^{0 (+)} \to b_{1} (1235)^{- (0)} e^{+} ν_{e}$

Rediscovery of $B \to ϕ K^{()}$ decays and measurement of the longitudinal polarization fraction $f_{L}$ in $B \to ϕ K^{}$ decays using the Summer 2020 Belle II dataset

Improved model-independent determination of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to K_{S, L}^{0} K^{+} K^{-}$ decays

Search for Axion-Like Particles produced in $e^{+} e^{-}$ collisions at Belle II

Charmless $B$ decay reconstruction in 2019 Belle II data

Precise Measurements of Branching Fractions for $D_{s}^{+}$ Meson Decays to Two Pseudoscalar Mesons

First Measurements of $χ_{c J} \to Σ^{-} Σ ˉ^{+} (J = 0, 1, 2)$ Decays