Ara
Toplam kayıt 154, listelenen: 141-150
Measurement of The Absolute Branching Fractions of J/ψ →γη and η Decay Mode
(American Physical Society, 2021)
Based on a data sample of (1.0087±0.0044)×1010 J/ψ events collected by the BESIII detector at the BEPCII accelerator, the absolute branching fraction (BF) of the decay J/ψ→γη is measured with high precision using events ...
Observation of a structure in e(+)e(-) -> phi eta ' at root s from 2.05 to 3.08 GeV
(Amer Physical Soc., 2020)
The process e(+)e(-) -> phi eta' has been studied for the first time in detail using data sample collected with the BESIII detector at the BEPCII collider at center of mass energies from 2.05 to 3.08 GeV. A resonance with ...
Observation of ψ (3686) →n n ̄ and improved measurement of ψ (3686) →p p ̄
(Amer Physic Soc., 2019)
We observe the process psi(3686) -> p (p) over bar eta' for the first time, with a statistical significance higher than 10 sigma, and measure the branching fraction of J/psi -> p (p) over bar eta' with an improved accuracy ...
First Measurement of Polarizations in the Decay D-0 -> omega phi
(Amer Physical Soc., 2022)
Using a data sample corresponding to an integrated luminosity of 2.93 fb(-1) collected at a center-of-mass energy root s = 3.773 GeV by the BESIII detector, the decay D-0 -> omega phi is observed for the first time. The ...
Measurements of Sigma(+) and Sigma(-) time-like electromagnetic form factors for center-of-mass energies from 2.3864 to 3.0200 GeV
(Elsevier, 2021)
The Born cross sections of the e(+)e(-) -> Sigma(+)(Sigma) over bar (-) and e(+)e(-)-> Sigma(-)(Sigma) over bar (+) processes are determined for centerof-mass energy from 2.3864 to 3.0200 GeV with the BESIII detector. The ...
Observation of the Doubly Cabibbo-Suppressed Decay D+ -> K+ pi(+) pi(-) pi(0) and Evidence for D+ -> K+ omega
(Amer Physical Soc., 2020)
Using 2.93 fb(-1) of e(+)e(-) collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, the first observation of the doubly Cabibbo-suppressed decay D+-> K+pi(+)pi(-)pi(0) is reported. After ...
Model-Independent Determination of the Spin of the Omega(-) and Its Polarization Alignment in psi(3686) -> Omega(-)(Omega)over-bar(+)
(Amer Physical Soc., 2021)
We present an analysis of the process psi(3686) -> Omega(-)(Omega) over bar (+)(Omega(-). K-Lambda, (Omega) over bar (+) K+ (Lambda) over bar,(Omega) over bar (+) Lambda -> p pi(-), (Lambda) over bar -> p (p) over bar ...
Study of psi(3686) -> Lambda(Lambda)over-bar omega
(AMER PHYSICAL SOC, 2022)
Based on a data sample of (448.1 +/- 2.9) x 10(6) psi(3686) events collected with the BESIII detector at the BEPCII collider, the branching fraction of psi(3686) -> Lambda(Lambda) over bar omega is measured to be (3.30 +/- ...
Amplitude analysis and branching fraction measurement of the decay Ds+ → K+ π + π − π 0
(Springer Science and Business Media Deutschland GmbH, 2022)
The singly Cabibbo-suppressed decay Ds+ → K+π+π−π0 is observed by using a data set corresponding to an integrated luminosity of 6.32 fb−1 recorded by the BESIII detector at the centre-of-mass energies between 4.178 and ...
Amplitude analysis and branching fraction measurement of the decay D+ → KS0 π+ π0 π0
(Springer Science and Business Media Deutschland GmbH, 2023)
Using 2.93 fb−1 of e+ e− collision data collected with the BESIII detector at the center-of-mass energy 3.773 GeV, we perform the first amplitude analysis of the decay D+ → KS0 π+ π0 π0 and determine the relative magnitudes ...