T. Liu

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay D+ → K−π+π+π0

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

A bstract An amplitude analysis of the Cabibbo-favored decay D + → K − π + π + π 0 is performed, using 7.93 fb − 1 of e + e − collision data collected with the BESIII detector at the center-of-mass …

cn, ru, se, de, it, pl, mn, us, tr, kr (code pays fourni par la source)

Observation of the decay ψ ( 3686 ) → Σ 0 Σ ¯ 0 ω

M. Ablikim, M. N. Achasov, P. Adlarson, X. C. Ai et autres

Using a dataset of ( 27.12 ± 0.14 ) × 10 8 ψ ( 3686 ) events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay ψ ( 3686 ) → Σ 0 …

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Search for $$ {K}_S^0 $$ invisible decays

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

A bstract Based on (1 . 0087 ± 0 . 0044) × 10 10 J/ψ events collected with the BESIII detector at the BEPCII e + e − storage ring, we search for $$ {K}_S^0 $$ K S 0 invisible decays via …

ru, se, de, cn, it, pl, us, tr, kr (code pays fourni par la source)

Search for $η_{1}(1855)$ in $χ_{cJ}\toηηη^{\prime}$ decays

BESIII Collaboration, Mikhail N. Achasov, P. Adlarson, X. C. Ai et autres

Based on a sample of $2.7\times10^{9}$ $ψ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, an analysis of the decay $ψ(3686)\toγχ_{cJ}, χ_{cJ}\toηηη^{\prime}$ is performed. The decay modes $χ_{c1}$ and $χ_{c2}\toηηη^{\prime}$ are observed for the first time, and their corresponding …

Search for η c ( 2 S ) → p p ¯ K + K − and measurement of χ c J → p p ¯ K + K − in ψ ( 3686 ) radiative decays

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

A search for η c ( 2 S ) → p p ¯ K + K − , together with measurement of branching fractions of χ c J ( J = 0 , 1 , 2 ) → p p ¯ K …

ru, se, de, cn, it, pl, us, tr, kr (code pays fourni par la source)

Measurement of Born cross section of e+e−→Σ0Σ¯0 at s=3.50–4.95 GeV

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

Using e+e− collision data collected with the BESIII detector at the BEPCII collider at 32 center-of-mass energies from 3.50 to 4.95 GeV, corresponding to an integrated luminosity of 25 fb−1 , we measure the Born cross section of the e+e−→Σ0Σ¯0 reaction and …

ru, se, de, cn, it, pl, us, tr, kr (code pays fourni par la source)

Search for the double Dalitz decays η / η ′ → e + e − μ + μ − and η ′ → μ + μ − μ + μ −

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

Using a data sample of ( 10087 ± 44 ) × 10 6 J / ψ events collected with the BESIII detector, we search for the decays η / η ′ → e + e − μ + μ − and η …

ru, se, de, cn, it, pl, us, kr (code pays fourni par la source)

Search for ηc(2S)→pp¯ and branching fraction measurements of χcJ→pp¯ via ψ(2S) radiative decays

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

Using (27.12±0.14)×108 ψ(2S) events collected by the BESIII detector operating at BEPCII, we search for the decay ηc(2S)→pp¯ via the process ψ(2S)→γηc(2S) and only find a signal with a significance of 1.7σ . The upper limit of the product branching fraction at …

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Test of Lepton Universality and Measurement of the Form Factors of D 0 → K * ( 892 ) − μ + ν μ

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

One of the main goals of studying semileptonic decays in flavor physics is to gain a better understanding of hadronic transitions in the nonperturbative region of Quantum Chromodynamics. This involves measuring Cabibbo-Kobayashi-Maskawa matrix elements, understanding form factors, and comparing them with theoretical …

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Observation of D → a 0 ( 980 ) π in the decays D 0 → π + π − η and D + → π + π 0 η

M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis et autres

We report the first amplitude analyses of the decays D 0 → π + π − η and D + → π + π 0 η using a data sample taken with the BESIII detector at the center-of-mass energy of 3773 MeV, …

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Search for X ( 1870 ) via the decay J / ψ → ω K + K − η

M. Ablikim, Mikhail N. Achasov, P. Adlarson, O. Afedulidis et autres

Using a sample of ( 10087 ± 44 ) × 10 6 J / ψ events collected by the BESIII detector at the BEPCII collider, we search for the decay X ( 1870 ) → K + K − η via the …

ru, se, de, cn, it, pl, us, tr, kr (code pays fourni par la source)

Measurement of the branching fraction of D s + → ℓ + ν ℓ via e + e − → D s * + D s * −

M. Ablikim, Mikhail N. Achasov, P. Adlarson, O. Afedulidis et autres

Based on 10.64 fb − 1 of e + e − collision data taken at center-of-mass energies between 4.237 and 4.699 GeV with the BESIII detector, we study the leptonic D s + decays using the e + e − → D …

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