Browsing Metalurji ve Malzeme Mühendisliği by Author "ALICE Collaboration"
Now showing items 61-80 of 248
-
Energy dependence and fluctuations of anisotropic flow in Pb–Pb collisions at √sNN = 5.02 and 2.76 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2018)Measurements of anisotropic flow coefficients with two- and multi-particle cu- mulants for inclusive charged particles in Pb–Pb collisions at √sNN = 5.02 and 2.76 TeV are reported in the pseudorapidity range |η| < 0.8 ... -
Energy dependence of forward-rapidity J/ψ and ψ(2S) production in pp collisions at the LHC
KARASU UYSAL, Ayben; ALICE Collaboration (2017)Abstract We present results on transverse momentum (pt) and rapidity (y) differential production cross sections, mean transverse momentum and mean transverse momen- tum square of inclusive J/ψ and ψ(2S) at forward rapid- ... -
Enhanced production of multi-strange hadrons in high-multiplicity proton–proton collisions
KARASU UYSAL, Ayben; ALICE Collaboration (2017)At sufficiently high temperature and energy density, nuclear matter undergoes a transition to a phase in which quarks and gluons are not confined: the quark–gluon plasma (QGP)1. Such an exotic state of strongly interacting ... -
Event-by-event mean pT fluctuations in pp and Pb–Pb collisions at the LHC
KARASU UYSAL, Ayben; ALICE Collaboration (2014)Event-by-event fluctuations of the mean trans- verse momentum of charged particles produced in pp colli- sions at √s = 0.9, 2.76 and 7 TeV, and Pb–Pb collisions at √sNN = 2.76 TeV are studied as a function of the charged- ... -
Event-shape and multiplicity dependence of freeze-out radii in pp collisions at √s = 7 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2019-09-13)Two-particle correlations in high-energy collision experiments enable the extraction of particle source radii by using the Bose-Einstein enhancement of pion production at low relative momentum q ∝ 1/R. It was previously ... -
Event-shape engineering for inclusive spectra and elliptic flow in Pb-Pb collisions at √sNN = 2.76 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2016)We report on results obtained with the event-shape engineering technique applied to Pb-Pb collisions at sNN = 2.76 TeV. By selecting events in the same centrality interval, but with very different average flow, different ... -
Evidence of rescattering effect in Pb–Pb collisions at the LHC through production of K∗(892)0 and φ(1020) mesons
KARASU UYSAL, Ayben; ALICE Collaboration (2020)Measurements of K∗(892)0 and φ(1020) resonance production in Pb–Pb and pp collisions at √sNN = 5.02 TeV with the ALICE detector at the Large Hadron Collider are reported. The resonances are measured at midrapidity (|y| < ... -
Evolution of the longitudinal and azimuthal structure of the near-side jet peak inPb-Pb collisions at √sNN =2.76TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2017)In two-particle angular correlation measurements, jets give rise to a near-side peak, formed by particles associated to a higher pT trigger particle. Measurements of these correlations as a function of pseudorapidity (Δη) ... -
Exclusive J/ψ photoproduction off protons in ultra-peripheral p-Pb collisions at sNN−−−√=5.02 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2014)We present the first measurement at the LHC of exclusive J=ψ photoproduction off protons, in pffiffiffiffiffiffiffi ultraperipheral proton-lead collisions at sNN 1⁄4 5.02 TeV. Events are selected with a dimuon pair produced ... -
Experimental Evidence for an Attractive p-φ Interaction
KARASU UYSAL, Ayben; ALICE Collaboration (2021)This Letter presents the first experimental evidence of the attractive strong interaction between a proton and a ϕ meson. The result is obtained from two-particle correlations of combined p-ϕ⊕p⎯⎯⎯-ϕ pairs measured in ... -
Exploration of jet substructure using iterative declustering in pp and Pb–Pb collisions at LHC energies
KARASU UYSAL, Ayben; ALICE Collaboration (2020)The ALICE collaboration at the CERN LHC reports novel measurements of jet substructure in pp collisions √√ at s = 7 TeV and central Pb–Pb collisions at sNN = 2.76 TeV. Jet substructure of track-based jets is explored ... -
First measurement of coherent ρ0 photoproduction in ultra-peripheral Xe–Xe collisions at √sNN = 5.44 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2021)The first measurement of the coherent photoproduction of ρ0 vector mesons in ultra-peripheral Xe-Xe collisions at sNN‾‾‾‾√=5.44 TeV is presented. This result, together with previous HERA γp data and γ-Pb measurements from ... -
First measurement of jet mass in Pb–Pb and p–Pb collisions at the LHC
KARASU UYSAL, Ayben; ALICE Collaboration (2018)This letter presents the first measurement of jet mass in Pb–Pb and p–Pb collisions at √sNN = 2.76 TeV and √sNN = 5.02 TeV, respectively. Both the jet energy and the jet mass are expected to be sensitive to jet quenching ... -
First measurement of ksi-0c production in pp collisions at √s = 7 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2018)The production of the charm-strange baryon Ξ0c is measured for the first time at the LHC via its semileptonic decay into e+Ξ−νe in pp collisions at s√=7 TeV with the ALICE detector. The transverse momentum (pT) differential ... -
First measurement of quarkonium polarization in nuclear collisions at the LHC
KARASU UYSAL, Ayben; ALICE Collaboration (2021)The polarization of inclusive J/ψ and Υ(1S) produced in Pb–Pb collisions at √sNN = 5.02 TeV at the LHC is measured with the ALICE detector. The study is carried out by reconstructing the quarkonium through its decay to ... -
First measurement of the |t|-dependence of coherent J/ψ photonuclear production
KARASU UYSAL, Ayben; ALICE Collaboration (2021)The first measurement of the cross section for coherent J/ψ photoproduction as a function of |t|, the square of the momentum transferred between the incoming and outgoing target nucleus, is presented. The data were measured ... -
First measurements of N-subjettiness in central Pb-Pb collisions at √sNN = 2.76 TeV
KARASU UYSAL, Ayben; ALICE Collaboration (2021)The ALICE Collaboration reports the first fully-corrected measurements of the N-subjettiness observable for track-based jets in heavy-ion collisions. This study is performed using data recorded in pp and Pb−Pb collisions ... -
First Observation of an Attractive Interaction between a Proton and a Cascade Baryon
KARASU UYSAL, Ayben; ALICE Collaboration (2019-09-13)This Letter presents the first experimental observation of the attractive strong interaction between a proton and a multistrange baryon (hyperon) Ξ−. The result is extracted from two-particle correlations of − ̄ þ ... -
First study of the two-body scattering involving charm hadrons
KARASU UYSAL, Ayben; ALICE Collaboration (2022-09-23)This article presents the first measurement of the interaction between charm hadrons and nucleons. The two-particle momentum correlations of pD− and pD¯ þ pairs are measured by the ALICE Collaboration in high-multiplicity ... -
Flow Dominance and Factorization of Transverse Momentum Correlations in Pb-Pb Collisions at the LHC
KARASU UYSAL, Ayben; ALICE Collaboration (2017)We present the first measurement of the two-particle transverse momentum differential correlation function, P2 ≡ h∆pT∆pTi/hpTi 2 , in Pb–Pb collisions at √sNN = 2.76 TeV. Results for P2 are reported as a function of ...
DSpace@Karatay by Karatay University Institutional Repository is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 4.0 Unported License..