Now showing items 1-20 of 22

• #### Anisotropic flow of inclusive and identified particles in Pb–Pb collisions at $\sqrt{{s}_{NN}}=$ 5.02 TeV with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
Anisotropic flow measurements constrain the shear $(\eta/s)$ and bulk $\zeta/s$ viscosity of the quark-gluon plasma created in heavy-ion collisions, as well as give insight into the initial state of such collisions ...
• #### Azimuthally differential pion femtoscopy relative to the second and thrid harmonic in Pb-Pb 2.76 TeV collisions from ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
Azimuthally differential femtoscopic measurements, being sensitive to spatio-temporal characteristics of the source as well as to the collective velocity fields at freeze-out, provide very important information on the ...
• #### Determination of the event collision time with the ALICE detector at the LHC ﻿

(Peer reviewed; Journal article, 2017-02)
Particle identification is an important feature of the ALICE detector at the LHC. In particular, for particle identification via the time-of-flight technique, the precise determination of the event collision time represents ...
• #### Electroweak boson production in p–Pb and Pb–Pb collisions at $\sqrt{s_\mathrm{NN}}=5.02$ TeV with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
W and Z bosons are massive weakly-interacting particles, insensitive to the strong interaction. They provide therefore a medium-blind probe of the initial state of the heavy-ion collisions. The final results for the W and ...
• #### Event activity-dependence of jet production in p-Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV measured with semi-inclusive hadron+jet correlations by ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
We report measurement of the semi-inclusive distribution of charged-particle jets recoiling from a high transverse momentum $p_{\rm T}$ hadron trigger, for p-Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV, in p-Pb ...
• #### Exploring jet substructures with jet shapes in ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
The characterization of the jet substructure can give insight into the microscopic nature of the modification induced on high-momentum partons by the Quark-Gluon Plasma that is formed in ultra-relativistic heavy-ion ...
• #### Investigations of anisotropic collectivity using multi-particle correlations in pp, p-Pb and Pb-Pb collisions ﻿

(Peer reviewed; Journal article, 2017-11)
Two- and multi-particle azimuthal correlations have proven to be an excellent tool to probe the properties of the strongly interacting matter created in heavy-ion collisions. Recently, the results obtained for multi-particle ...
• #### Jet-hadron correlations relative to the event plane at the LHC with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
In ultra relativistic heavy-ion collisions at the Large Hadron Collider (LHC), conditions are met to produce a hot, dense and strongly interacting medium known as the Quark Gluon Plasma (QGP). Quarks and gluons from incoming ...
• #### Measurement of $J/\psi$ production as a function of event multiplicity in pp collisions at $\sqrt{s} = 13\,\mathrm{TeV}$ with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
The availability at the LHC of the largest collision energy in pp collisions allows a significant advance in the measurement of $J/\psi$ production as function of event multiplicity. The interesting relative increase ...
• #### Measurements of the dielectron continuum in pp, p-Pb and Pb-Pb collisions with ALICE at the LHC ﻿

(Peer reviewed; Journal article, 2017-11)
Dielectrons produced in ultra-relativistic heavy-ion collisions provide a unique probe of the whole system evolution as they are unperturbed by final-state interactions. The dielectron continuum is extremely rich in physics ...
• #### Measurements of the nuclear modification factor and elliptic flow of leptons from heavy-flavour hadron decays in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 and 5.02 TeV with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
• #### Multiplicity dependence of jet-like two-particle correlations in pp collisions at $\sqrt s$ =7 and 13 TeV with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
Two-particle correlations in relative azimuthal angle (Δ ϕ ) and pseudorapidity (Δ η ) have been used to study heavy-ion collision dynamics, including medium-induced jet modification. Further investigations also showed the ...
• #### Net-baryon fluctuations measured with ALICE at the CERN LHC ﻿

(Peer reviewed; Journal article, 2017-11)
First experimental results are presented on event-by-event net-proton fluctuation measurements in Pb- Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV, recorded by the ALICE detector at the CERN LHC. The ALICE detector is ...
• #### Neutral meson production and correlation with charged hadrons in pp and Pb-Pb collisions with the ALICE experiment at the LHC ﻿

(Peer reviewed; Journal article, 2017-11)
Among the probes used to investigate the properties of the Quark-Gluon Plasma, the measurement of the energy loss of high-energy partons can be used to put constraints on energy-loss models and to ultimately access medium ...
• #### The new Inner Tracking System of the ALICE experiment ﻿

(Peer reviewed; Journal article, 2017-11)
The ALICE experiment will undergo a major upgrade during the next LHC Long Shutdown scheduled in 2019&ndash;20 that will enable a detailed study of the properties of the QGP, exploiting the increased Pb-Pb luminosity ...
• #### $\phi$ meson production in Pb-Pb collisions at $\sqrt s_{NN}$=5.02 TeV with ALICE at the LHC ﻿

(Peer reviewed; Journal article, 2017-11)
Strangeness production is a key tool to understand the properties of the medium formed in heavy-ion collisions: an enhanced production of strange particles was early proposed as one of the signatures of the Quark-Gluon ...
• #### Photoproduction of heavy vector mesons in ultra-peripheral Pb–Pb collisions ﻿

(Peer reviewed; Journal article, 2017-11)
Ultra-peripheral Pb-Pb collisions, in which the two nuclei pass close to each other, but at an impact parameter greater than the sum of their radii, provide information about the initial state of nuclei. In particular, ...
• #### Probing non-linearity of higher order anisotropic flow in Pb-Pb collisions ﻿

(Peer reviewed; Journal article, 2017-11)
The second and the third order anisotropic flow, $V_{2}$ and $V_3$. are determined by the corresponding initial spatial anisotropy coefficients, $\varepsilon_{2}$ and $\varepsilon_{3}$. in the initial density ...
• #### Searches for transverse momentum dependent flow vector fluctuations in Pb-Pb and p-Pb collisions at the LHC ﻿

(Peer reviewed; Journal article, 2017-09)
The measurement of azimuthal correlations of charged particles is presented for Pb-Pb collisions at $\sqrt{s_{\rm NN}}=$ 2.76 TeV and p-Pb collisions at $\sqrt{s_{\rm NN}}=$ 5.02 TeV with the ALICE detector at the CERN ...