Yazar "Kolcu, Onur Buğra" için Elektrik-Elektronik Mühendisliği Bölümü Makale Koleksiyonu listeleme
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Searching for beauty-fully bound tetraquarks using lattice nonrelativistic QCD
The BESIII collaboration; Kolcu, Onur Buğra (American Physical Society, 2018)Using a data sample of (448.1±2.9)×106 ?(3686) events collected with the BESIII detector at the BEPCII collider, we present measurements of branching fractions for the decays ?cJ??+?- and ?0?0. The decays ?c1,2??+?- and ... -
Sigma(+) and (Sigma)over-bar(-) Polarization in the J/psi and psi(3686) Decays
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2020)From 1310.6 x 10(6) J/psi and 448.1 x 10(6) psi (3686) events collected with the BESIII experiment, we report the first observation of Sigma(+) and (Sigma) over bar (-) spin polarization in e(+)e(-) -> J/psi[psi(3686)] -> ... -
Study of BESIII Trigger Efficiencies with the 2018 J/psi Data
Using a dedicated data sample taken in 2018 on the J/psi peak, we perform a detailed study of the trigger efficiencies of the BESIII detector. The efficiencies are determined from three representative physics processes, ... -
Study of e(+)e(-) -> 2(p(p)over-bar) at center-of-mass Energies Between 4.0 and 4.6 GeV
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2021)Using data taken at 23 center-of-mass energies between 4.0 and 4.6 GeV with the BESIII detector at the Beijing Electron Positron Collider and with a total integrated luminosity of approximately 15 fb(-1), the process ... -
Study of e(+)e(-) -> D+D-pi(+)pi(-) at center-of-mass energies from 4.36 to 4.60 GeV
Kolcu, Onur Buğra; BESIII Collaboration (Elsevier, 2020)We report a study of the e(+)e(-) -> D+D-pi(+)pi(-) process using e(+)e(-) collision data samples with an integrated luminosity of 2.5 fb(-1) at center-of-mass energies from 4.36 to 4.60 GeV, collected with the BESIII ... -
Study of e(+)e(-) -> gamma omega J/psi and Observation of X(3872) -> omega J/psi
Kolcu, Onur Buğra (Amer Physical Soc., 2019)We study the e(+)e(-) -> gamma omega J/psi process using 11.6 fb(-1) e(+)e(-) annihilation data taken at center-of-mass energies from root s = 4.008 GeV to 4.600 GeV with the BESIII detector at the BEPCII storage ring. The ... -
Study of e(+)e(-) -> pi X-0(3872)gamma and search for Z(c)(4020)(0) -> X(3872)gamma
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2021)Using data samples collected with the BESIII detector operating at the BEPCII storage ring at center-of- mass energies from 4.178 to 4.600 GeV, we study the process e(+)e(-) pi X-0(3872)gamma and search for Z(c)(4020)(0) ... -
Study of e+e- →π0X (3872)γ and Search for Zc (4020)0 →x (3872)γ
Kolcu, Onur Buğra; BESIII Collaboration (American Physical Society, 2021)Using data samples collected with the BESIII detector operating at the BEPCII storage ring at center-of-mass energies from 4.178 to 4.600 GeV, we study the process e+e-→π0X(3872)γ and search for Zc(4020)0→X(3872)γ. We find ... -
Study of electromagnetic Dalitz decays chi(cJ )-> mu(+)mu(-) J/psi
Kolcu, Onur Buğra (Amer Physic Soc., 2019)Using 4.48 x 10(8) psi(3686) events collected with the BESIII detector, we search for the decays chi(cJ) ->mu(+)mu(- )J/psi through the radiative decays psi(3686) -> gamma chi(cJ), where J = 0, 1, 2. The decays chi(c1,2) ... -
Study of Open-Charm Decays and Radiative Transitions of the X(3872)
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2020)The processes X(3872) -> D*(0)(D) over bar (0) + c.c., gamma J/psi, gamma psi(2S), and gamma D+D- are searched for in a 9.0 fb(-1) data sample collected at center-of-mass energies between 4.178 and 4.278 GeV with the BESIII ... -
Study of psi(3686) -> Lambda(Lambda)over-bar omega
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Albrecht, M.; Aliberti, R.; Kolcu, Onur Buğra (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 +/- ... -
Study of the D-0 -> K-mu(+)nu(mu) Dynamics and Test of Lepton Flavor Universality with D-0 -> K(-)l(+)nu(l) Decays
Kolcu, Onur Buğra (Amer Physical Soc., 2019)Using e(+)e(-) annihilation data of 2.93 fb(-1) collected at center-of-mass energy root s = 3.773 GeV with the BESIII detector, we measure the absolute branching fraction of D-0 -> K-mu(+)nu(mu) with significantly improved ... -
Study of the Dalitz decay J/psi -> e(+)e(-)eta
Kolcu, Onur Buğra (Amer Physic Soc., 2019)We study the electromagnetic Dalitz decay J/psi -> e(+)e(-)eta and search for dielectron decays of a dark gauge boson (gamma') in J/psi -> gamma'eta with the two q decay modes eta -> gamma gamma and eta -> pi(+)pi(-)pi(0) ... -
Study of the decay D-0 -> (K)over-bar(0)pi(-)e(+)nu(e)
Kolcu, Onur Buğra (Amer Physical Soc., 2019)We report a study of the decay D-0 -> (K) over bar (0)pi(-)e(+)nu(e) based on a sample of 2.93 fb(-1) e(+)e(-) annihilation data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector at the BEPCII ... -
Study of the Decay D-s(+) -> pi(+) pi(+) pi(-)eta and Observation of the W-annihilation Decay D-s(+) -> a(0)(980)(+)rho(0)
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2021)The decay D-s(+) -> pi(+) pi(+) pi(-)eta is observed for the first time, using e(+)e(-) collision data corresponding to an integrated luminosity of 6.32 fb(-1), collected by the BESIII detector at center-of-mass energies ... -
Study of the decays D+-> eta(('))e(+)nu(e)
Kolcu, Onur Buğra (Amer Physic Soc., 2018-05-31)The charm semileptonic decays D+ -> eta e(+)nu(e) and D+ -> eta'e(+)nu(e) are studied with a sample of e(+)e(-) collision data corresponding to an integrated luminosity of 2.93 fb(-1) collected at root s = 3.773 GeV with ... -
Study of the decays D-s(+ )-> (KSK+)-K-0 and (KLK+)-K-0
Kolcu, Onur Buğra (Amer Physical Soc., 2019)Using an e(+)e(-) annihilation data sample corresponding to an integrated luminosity of 3.19 fb(-1) and collected at a center-of-mass energy root s = 4.178 GeV with the BESIII detector, we measure the absolute branching ... -
Study of the process e(+) e(-) -> p(p)over-bar via initial state radiation at BESIII
Kolcu, Onur Buğra (Amer Physic Soc., 2019-05-10)The Born cross section for the process e(+) e(-)-> p (p) over bar is measured using the initial state radiation technique with an undetected photon. This analysis is based on datasets corresponding to an integrated luminosity ... -
Study of the process e(+) e(-) -> pi(0)pi(0)J/psi and neutral charmoniumlike state Z(c)(3900)(0)
Kolcu, Onur Buğra; BESIII Collaboration (Amer Physical Soc., 2020)Cross sections of the process e(+)e(-) -> pi(0)pi(0)J/psi at center-of-mass energies between 3.808 and 4.600 GeV are measured with high precision by using 12.4 fb(-1) of data samples collected with the BESIII detector ... -
Study of two-photon decays of pseudoscalar mesons via J=? radiative decays
Kolcu, Onur Buğra (Amer Physical Soc., 2018)Using a sample of 4.48 x 10(8) Psi(3686) events collected with the BESIII detector at the BEPCII collider, we study the two-photon decays of the pseudoscalar mesons pi(0,) eta , eta' , eta(1405), eta(1475), eta(1760), and ...