K. Barth
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View article: Measurement of isolated prompt photon production in pp and p–Pb collisions at the LHC
Measurement of isolated prompt photon production in pp and p–Pb collisions at the LHC Open
This paper presents the measurement of the isolated prompt photon inclusive production cross section in pp and p–Pb collisions by the ALICE Collaboration at the LHC. The measurement is performed in p–Pb collisions at centre-of-mass energie…
View article: Observation of deuteron and antideuteron formation from resonance-decay nucleons
Observation of deuteron and antideuteron formation from resonance-decay nucleons Open
High-energy hadronic collisions generate environments characterized by temperatures above 100 MeV (refs. 1,2 ), about 100,000 times hotter than the centre of the Sun. At present, it is therefore unclear how light (anti)nuclei with mass num…
View article: Multiplicity dependence of $${\Xi }_{\text{c}}^{+}$$ and $${\Xi }_{\text{c}}^{0}$$ production in pp collisions at $$\sqrt{s}=13$$ TeV
Multiplicity dependence of $${\Xi }_{\text{c}}^{+}$$ and $${\Xi }_{\text{c}}^{0}$$ production in pp collisions at $$\sqrt{s}=13$$ TeV Open
A bstract The first measurement at midrapidity (| y | < 0 . 5) of the production yield of the strange-charm baryons $${\Xi }_{\text{c}}^{+}$$ and $${\Xi }_{\text{c}}^{0}$$ as a function of transverse momentum ( p T ) in different charged-p…
View article: Search for solar axions produced through the axion-electron coupling gae using a new GridPix detector at CAST
Search for solar axions produced through the axion-electron coupling gae using a new GridPix detector at CAST Open
A bstract We present a search for solar axions produced through the axion-electron coupling ( g ae ) using data from a novel 7-GridPix detector installed at the CERN Axion Solar Telescope (CAST). The detector, featuring ultra-thin silicon …
View article: Study of $$\langle {p}_{\text{T}}\rangle $$ and its higher moments, and extraction of the speed of sound in Pb-Pb collisions with ALICE
Study of $$\langle {p}_{\text{T}}\rangle $$ and its higher moments, and extraction of the speed of sound in Pb-Pb collisions with ALICE Open
A bstract Ultrarelativistic heavy-ion collisions produce a state of hot and dense strongly interacting QCD matter called quark-gluon plasma (QGP). On an event-by-event basis, the volume of the QGP in ultracentral collisions is mostly const…
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 <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: <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msup> <mml:mi>D</mml:mi> <mml:mn>0</mml:mn> </mml:msup> </mml:math> -meson-tagged jet axes difference in proton-proton collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:mrow> <mml:msqrt> <mml:mrow> <mml:mi>s</mml:mi> </mml:mrow> </mml:msqrt> <mml:mo>=</mml:mo> <mml:mn>5.02</mml:mn> </mml:mrow> <mml:mtext> </mml:mtext> <mml:mtext> </mml:mtext> <mml:mi>TeV</mml:mi> </mml:mrow> </mml:math>
-meson-tagged jet axes difference in proton-proton collisions at Open
Heavy-flavor quarks produced in proton-proton (pp) collisions provide a unique opportunity to investigate the evolution of quark-initiated parton showers from initial hard scatterings to final-state hadrons. By examining jets that contain …
View article: Dielectron production in central 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:mspace width="0.28em"/> <mml:mi>TeV</mml:mi> </mml:mrow> </mml:math>
Dielectron production in central Pb-Pb collisions at Open
The first measurement of the e + e − pair production at midrapidity and low invariant mass in central Pb-Pb collisions at s N N = 5.02 TeV at the Large Hadron Collider is presented. The yield of e + e − p…
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
A bstract We report on the measurement of inclusive, non-prompt, and prompt J/ ψ -hadron correlations by the ALICE Collaboration at the CERN Large Hadron Collider in pp collisions at a center-of-mass energy of 13 TeV. The correlations are …
View article: First measurement of symmetric cumulants of hexagonal flow harmonics in 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
First measurement of symmetric cumulants of hexagonal flow harmonics in Pb-Pb collisions at TeV Open
Correlations between event-by-event fluctuations of anisotropic flow harmonics are measured in Pb-Pb collisions at a center-of-mass energy per nucleon pair of 5.02 TeV, as recorded by the ALICE detector at the LHC. This study presents corr…
View article: Higher-order symmetry plane correlations in 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:mspace width="0.28em"/><mml:mi>TeV</mml:mi></mml:mrow></mml:math>
Higher-order symmetry plane correlations in Pb-Pb collisions at Open
The correlations between event-by-event fluctuations of symmetry planes are measured in Pb-Pb collisions at a center-of-mass energy per nucleon pair sNN=5.02TeV recorded by the ALICE detector at the Large Hadron Collider. This analysis is …
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 Pb208 nuclei in the ALICE experiment at the Large Hadron Collider are presented. The EMD protons and neutrons emitted at…
View article: Daily modulations and broadband strategy in axion searches: An application with the CAST-CAPP detector
Daily modulations and broadband strategy in axion searches: An application with the CAST-CAPP detector Open
It has been previously advocated that the presence of the daily and annual modulations of the axion flux on the Earth’s surface may dramatically change the strategy of the axion searches. The arguments were based on the so-called Axion Qua…
View article: Measurement of ω meson production in pp collisions at $$ \sqrt{s} $$ = 13 TeV
Measurement of ω meson production in pp collisions at $$ \sqrt{s} $$ = 13 TeV Open
A bstract The p T -differential cross section of ω meson production in pp collisions at $$ \sqrt{s} $$ = 13 TeV at midrapidity ( |y| < 0 . 5) was measured with the ALICE detector at the LHC, covering an unprecedented transverse-momentum…
View article: Multimuons in cosmic-ray events as seen in ALICE at the LHC
Multimuons in cosmic-ray events as seen in ALICE at the LHC Open
ALICE is a large experiment at the CERN Large Hadron Collider. Located 52 meters underground, its detectors are suitable to measure muons produced by cosmic-ray interactions in the atmosphere. In this paper, the studies of the cosmic muons…
View article: First measurement of D$^{*+}$ vector spin alignment in Pb-Pb collisions at $\mathbf{\sqrt{s_{\rm NN}} = 5.02}$ TeV
First measurement of D$^{*+}$ vector spin alignment in Pb-Pb collisions at $\mathbf{\sqrt{s_{\rm NN}} = 5.02}$ TeV Open
The first measurement of prompt D$^{*+}$-meson spin alignment in ultrarelativistic heavy-ion collisions with respect to the direction orthogonal to the reaction plane is presented. The spin alignment is quantified by measuring the element …
View article: Measurement of correlations among net-charge, net-proton, and net-kaon multiplicity distributions in Pb-Pb collisions at $\sqrt{s_\text{NN}}=5.02$ TeV
Measurement of correlations among net-charge, net-proton, and net-kaon multiplicity distributions in Pb-Pb collisions at $\sqrt{s_\text{NN}}=5.02$ TeV Open
Correlations among conserved quantum numbers, such as the net-electric charge, the net-baryon, and the net-strangeness in heavy-ion collisions, are crucial for exploring the QCD phase diagram. In this letter, these correlations are investi…