S. Arcelli
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View article: Observation of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:mi mathvariant="normal">Ω</mml:mi> <mml:mo stretchy="false">(</mml:mo> <mml:mn>2012</mml:mn> <mml:mo stretchy="false">)</mml:mo> </mml:mrow> </mml:math> baryon at the LHC
Observation of the baryon at the LHC Open
A signal consistent with the Ω ( 2012 ) baryon has been observed with a significance of 15 σ in pp collisions at s = 13 TeV at the LHC. In this paper, the analysis technique is described and measurements of the mass and wid…
View article: Measurement of the p$-Σ^+$ correlation function in pp collisions at $\sqrt{\textit{s}}=13$ TeV
Measurement of the p$-Σ^+$ correlation function in pp collisions at $\sqrt{\textit{s}}=13$ TeV Open
In this letter, the first measurement of the femtoscopic correlation of protons and $Σ^+$ hyperons is presented and used to study the p$-Σ^+$ interaction. The measurement is performed with the ALICE detector in high-multiplicity triggered …
View article: Measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>ω</mml:mi></mml:math> meson production in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>p</mml:mi><mml:mi>p</mml:mi></mml:mrow></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>p</mml:mi></mml:math>-Pb collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msqrt><mml:msub><mml:mi>s</mml:mi><mml:mrow><mml:mi>N</mml:mi><mml:mi>N</mml:mi></mml:mrow></mml:msub></mml:msqrt><mml:mo>=</mml:mo><mml:mn>5.02</mml:mn></mml:mrow></mml:math> TeV
Measurement of meson production in and -Pb collisions at TeV Open
We present the measurement of the pT-differential production cross section of ω mesons in and p-Pb collisions at sNN=5.02 TeV at midrapidity by ALICE. In addition, the first measurement of the nuclear modification factor RpPb for ω mesons …
View article: First measurement of D*+ vector meson spin alignment in Pb–Pb collisions at $$\sqrt{{s}_{\text{NN}}}={5}.0{2}$$ TeV
First measurement of D*+ vector meson spin alignment in Pb–Pb collisions at $$\sqrt{{s}_{\text{NN}}}={5}.0{2}$$ TeV Open
View article: Evidence of nuclear geometry-driven anisotropic flow in OO and Ne$-$Ne collisions at $\mathbf{\sqrt{{\textit s}_{\rm\mathbf {NN}}}}$ = 5.36 TeV
Evidence of nuclear geometry-driven anisotropic flow in OO and Ne$-$Ne collisions at $\mathbf{\sqrt{{\textit s}_{\rm\mathbf {NN}}}}$ = 5.36 TeV Open
A central question in strong-interaction physics, governed by quantum chromodynamics (QCD), is whether femto-scale droplets of quark$-$gluon plasma (QGP) form in small collision systems involving projectiles significantly smaller than heav…
View article: Charged-particle multiplicity distributions over a wide pseudorapidity range in p–Pb collisions at $$\sqrt{{{\varvec{s}}}_{{\textbf {NN}}}}={\textbf {5.02}}$$ TeV
Charged-particle multiplicity distributions over a wide pseudorapidity range in p–Pb collisions at $$\sqrt{{{\varvec{s}}}_{{\textbf {NN}}}}={\textbf {5.02}}$$ TeV Open
This paper presents the primary charged-particle multiplicity distributions in proton–lead collisions at a centre-of-mass energy per nucleon–nucleon collision of $$\sqrt{s_{\textrm{NN}}}~=~5.02$$ TeV. The distributions are reported…
View article: Measurement of correlations among net-charge, net-proton, and net-kaon multiplicity distributions in Pb-Pb collisions at $$\sqrt{{{\varvec{s}}}_{\mathbf{N}\mathbf{N}}}$$ = 5.02 TeV
Measurement of correlations among net-charge, net-proton, and net-kaon multiplicity distributions in Pb-Pb collisions at $$\sqrt{{{\varvec{s}}}_{\mathbf{N}\mathbf{N}}}$$ = 5.02 TeV Open
View article: Investigating the $$\mathbf {\text {p--}\uppi ^{\pm }}$$ and $$\mathbf {\text {p--p--}\uppi ^{\pm }}$$ dynamics with femtoscopy in pp collisions at $$\mathbf {\sqrt{\textit{s}}=13}$$ TeV
Investigating the $$\mathbf {\text {p--}\uppi ^{\pm }}$$ and $$\mathbf {\text {p--p--}\uppi ^{\pm }}$$ dynamics with femtoscopy in pp collisions at $$\mathbf {\sqrt{\textit{s}}=13}$$ TeV Open
The interaction between pions and nucleons plays a crucial role in hadron physics. It represents a fundamental building block of the low-energy QCD dynamics and is subject to several resonance excitations. This work studies the $$\text {p-…
View article: First direct access to the $ρ^0$p interaction via correlation studies at the LHC
First direct access to the $ρ^0$p interaction via correlation studies at the LHC Open
Direct measurements of the $ρ^0$p interaction have remained so far elusive, with most insights derived indirectly from photoproduction or low-energy partial wave analyses. This letter presents the first direct observation of the $ρ^0$p int…
View article: Multiplicity dependence of $Ξ_c^+$ and $Ξ_c^0$ production in pp collisions at $\sqrt{s} = 13$ TeV
Multiplicity dependence of $Ξ_c^+$ and $Ξ_c^0$ production in pp collisions at $\sqrt{s} = 13$ TeV Open
The first measurement at midrapidity ($|y| < 0.5$) of the production yield of the strange-charm baryons $Ξ_c^+$ and $Ξ_c^0$ as a function of charged-particle multiplicity in proton-proton collisions at $\sqrt{s} = 13$ TeV with the ALICE ex…
View article: Light neutral-meson production in pp collisions at $$\sqrt{\text{s}}$$ = 13 TeV
Light neutral-meson production in pp collisions at $$\sqrt{\text{s}}$$ = 13 TeV Open
A bstract The momentum-differential invariant cross sections of π 0 and η mesons are reported for pp collisions at $$\sqrt{s}$$ = 13 TeV at midrapidity ( |y| < 0 . 8). The measurement is performed in a broad transverse-momentum range of 0 …
View article: Multiplicity dependence of K$^*(892)^{\pm}$ production in pp collisions at $\sqrt{s}$ = 13 TeV
Multiplicity dependence of K$^*(892)^{\pm}$ production in pp collisions at $\sqrt{s}$ = 13 TeV Open
The first results of K$^*$(892)$^{\pm}$ production at midrapidity ($|y| < 0.5$) in pp collisions at $\sqrt{s} = 13$ TeV as a function of the event multiplicity are presented. The K$^*$(892)$^{\pm}$ has been reconstructed via its hadronic d…
View article: Multiplicity dependence of f$_0$(980) production in pp collisions at $\sqrt{s} = 13$ TeV
Multiplicity dependence of f$_0$(980) production in pp collisions at $\sqrt{s} = 13$ TeV Open
The dependence of f$_0$(980) production on the final-state charged-particle multiplicity is reported for proton-proton (pp) collisions at the centre-of-mass energy, $\sqrt{s}= 13$ TeV. The production of f$_0$(980) is measured with the ALIC…
View article: Multiplicity-dependent inclusive J/ψ production at forward rapidity in pp collisions at $$ \sqrt{s} $$ = 13 TeV
Multiplicity-dependent inclusive J/ψ production at forward rapidity in pp collisions at $$ \sqrt{s} $$ = 13 TeV Open
View article: $\overlineΣ^{\pm}$ production in pp and p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV with ALICE
$\overlineΣ^{\pm}$ production in pp and p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV with ALICE Open
The transverse momentum spectra and integrated yields of $\overlineΣ^{\pm}$ have been measured in pp and p-Pb collisions at $\sqrt{s_{\mathrm{NN}}} = 5.02$ TeV with the ALICE experiment. Measurements are performed via the newly accessed de…
View article: System size and energy dependence of the mean transverse momentum fluctuations at the LHC
System size and energy dependence of the mean transverse momentum fluctuations at the LHC Open
Event-by-event fluctuations of the event-wise mean transverse momentum, $$\langle p_{\textrm{T}}\rangle $$ , of charged particles produced in proton–proton (pp) collisions at $$\sqrt{s}$$ = 5.02 TeV, Xe–Xe collisions at $$\sqrt{s…
View article: Search for Quasiparticle Scattering in the Quark-Gluon Plasma with Jet Splittings in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>p</mml:mi><mml:mi>p</mml:mi></mml:math> and Pb-Pb Collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msqrt><mml:mrow><mml:msub><mml:mrow><mml:mi>s</mml:mi></mml:mrow><mml:mrow><mml:mi>NN</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:msqrt><mml:mo>=</mml:mo><mml:mn>5.02</mml:mn><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>TeV</mml:mi></mml:mrow></mml:math>
Search for Quasiparticle Scattering in the Quark-Gluon Plasma with Jet Splittings in and Pb-Pb Collisions at Open
The ALICE Collaboration reports measurements of the large relative transverse momentum (kT) component of jet substructure in pp and Pb-Pb collisions at center-of-mass energy per nucleon pair sNN=5.02 TeV. Enhancement in the yield of such …
View article: J/ψ-hadron correlations at midrapidity in pp collisions at $$ \sqrt{s} $$ = 13 TeV
J/ψ-hadron correlations at midrapidity in pp collisions at $$ \sqrt{s} $$ = 13 TeV Open
View article: Studying charm hadronisation into baryons with azimuthal correlations of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"><mml:msubsup><mml:mrow><mml:mi mathvariant="normal">Λ</mml:mi></mml:mrow><mml:mrow><mml:mtext>c</mml:mtext></mml:mrow><mml:mrow><mml:mo linebreak="badbreak" linebreakstyle="after">+</mml:mo></mml:mrow></mml:msubsup></mml:math> with charged particles in pp collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si2.svg"><mml:msqrt><mml:mrow><mml:mi>s</mml:mi></mml:mrow></mml:msqrt><mml:mo linebreak="goodbreak" linebreakstyle="after">=</mml:mo><mml:mn>13</mml:mn></mml:math> TeV
Studying charm hadronisation into baryons with azimuthal correlations of with charged particles in pp collisions at TeV Open
The distribution of angular correlations between prompt charm hadrons and primary charged particles in pp collisions is sensitive to the charm-quark hadronisation process. In this letter, charm-baryon correlations are measured for the firs…
First measurement of and production in proton-proton collisions at at the LHC Open
View article: Study of $\langle p_{\rm T} \rangle$ and its higher moments, and extraction of the speed of sound in Pb-Pb collisions with ALICE
Study of $\langle p_{\rm T} \rangle$ and its higher moments, and extraction of the speed of sound in Pb-Pb collisions with ALICE Open
Ultrarelativistic heavy-ion collisions create a quark-gluon plasma (QGP), a hot and dense state of strongly interacting QCD matter. In ultracentral collisions, the QGP volume remains nearly constant event-by-event, while its total entropy …
View article: Direct-photon production in inelastic and high-multiplicity proton–proton collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"><mml:msqrt><mml:mrow><mml:mi>s</mml:mi></mml:mrow></mml:msqrt><mml:mo linebreak="goodbreak" linebreakstyle="after">=</mml:mo></mml:math> 13 TeV
Direct-photon production in inelastic and high-multiplicity proton–proton collisions at 13 TeV Open
International audience
View article: Measurement of the inclusive isolated-photon production cross section in pp and Pb–Pb collisions at $$\mathbf {\sqrt{\textit{s}_{NN }} = 5.02}$$ TeV
Measurement of the inclusive isolated-photon production cross section in pp and Pb–Pb collisions at $$\mathbf {\sqrt{\textit{s}_{NN }} = 5.02}$$ TeV Open
View article: Measurement of f1(1285) production in pp collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"> <mml:msqrt> <mml:mrow> <mml:mi mathvariant="italic">s</mml:mi> </mml:mrow> </mml:msqrt> </mml:math> = 13 TeV
Measurement of f1(1285) production in pp collisions at = 13 TeV Open
View article: Proton emission in ultraperipheral Pb-Pb collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msqrt><mml:msub><mml:mi>s</mml:mi><mml:mrow><mml:mi>N</mml:mi><mml:mi>N</mml:mi></mml:mrow></mml:msub></mml:msqrt><mml:mo>=</mml:mo><mml:mn>5.02</mml:mn></mml:mrow></mml:math> TeV
Proton emission in ultraperipheral Pb-Pb collisions at TeV Open
The first measurements of proton emission accompanied by neutron emission in the electromagnetic dissociation (EMD) of Pb
View article: First Measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>A</mml:mi><mml:mo>=</mml:mo><mml:mn>4</mml:mn></mml:math> Hypernuclei and Antihypernuclei at the LHC
First Measurement of Hypernuclei and Antihypernuclei at the LHC Open
In this Letter, the first evidence of the He¯
View article: First polarisation measurement of coherently photoproduced J/ψ in ultra-peripheral Pb–Pb collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"> <mml:msqrt> <mml:mrow> <mml:msub> <mml:mrow> <mml:mi>s</mml:mi> </mml:mrow> <mml:mrow> <mml:mi mathvariant="normal">NN</mml:mi> </mml:mrow> </mml:msub> </mml:mrow> </mml:msqrt> <mml:mo linebreak="goodbreak" linebreakstyle="after">=</mml:mo> <mml:mn>5.02</mml:mn> </mml:math> TeV
First polarisation measurement of coherently photoproduced J/ψ in ultra-peripheral Pb–Pb collisions at TeV Open
View article: Long-range transverse momentum correlations and radial flow in Pb$-$Pb collisions at the LHC
Long-range transverse momentum correlations and radial flow in Pb$-$Pb collisions at the LHC Open
This Letter presents measurements of long-range transverse-momentum correlations using a new observable, $v_{0}(p_\mathrm{T})$, which serves as a probe of radial flow and medium properties in heavy-ion collisions. Results are reported for …
View article: Energy-energy correlators in charm-tagged jets in proton-proton collisions at $\mathbf{\sqrt{s} = 13}$ TeV
Energy-energy correlators in charm-tagged jets in proton-proton collisions at $\mathbf{\sqrt{s} = 13}$ TeV Open
In this letter, we present the first measurement of the energy-energy correlator (EEC) in charm-tagged jets from proton-proton (pp) collisions at $\sqrt{s} = 13$ TeV. EECs probe the structure of QCD radiation, providing a unique test of ma…