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Article
Open AccessMultiplicity dependence of two-particle azimuthal correlations in pp collisions at the LHC
We present the measurements of particle pair yields per trigger particle obtained from di-hadron azimuthal correlations in pp collisions at $ ...
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Article
Open AccessMid-rapidity anti-baryon to baryon ratios in pp collisions at \(\sqrt{s} = 0.9,\ 2.76\mbox{ and }7\mbox{ TeV}\) measured by ALICE
The ratios of yields of anti-baryons to baryons probes the mechanisms of baryon-number transport. Results for $\overline{\mathrm {p}}/{\mathrm...
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Article
Open AccessMeasurement of inelastic, single- and double-diffraction cross sections in proton–proton collisions at the LHC with ALICE
Measurements of cross sections of inelastic and diffractive processes in proton–proton collisions at LHC energies were carried out with the ALICE detector. The fractions of diffractive processes in inelastic c...
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Article
Open AccessProduction of K∗(892)0 and ϕ(1020) in pp collisions at \(\sqrt{s}=7\ \mathrm{TeV}\)
The production of K∗(892)0 and ϕ(1020) in pp collisions at \(\sqrt{s}=7~\mathrm{TeV}\) was measured by the ALICE experiment at th...
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Article
Open AccessSuppression of high transverse momentum D mesons in central Pb-Pb collisions at \( \sqrt{{{s_{\mathrm{NN}}}}}=2.76\;\mathrm{TeV} \)
The production of the prompt charm mesons D0, D+, D*+, and their antiparticles, was measured with the ALICE detector in Pb-Pb collisions at the LHC, at a centre-of-mass energy
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Article
Open AccessTransverse sphericity of primary charged particles in minimum bias proton–proton collisions at \(\mathbf{\sqrt{s}=0.9},~\mathbf{2.76}~\mbox{and}~\mathbf{7}~\mbox{TeV}\)
Measurements of the sphericity of primary charged particles in minimum bias proton–proton collisions at $\sqrt{s}=0.9,~2.76\mbox{ and }7~\math...
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Article
Open AccessMeasurement of charm production at central rapidity in proton-proton collisions at \( \sqrt {s} = 2.76\;{\text{TeV}} \)
The p t-differential production cross sections of the prompt (B feed-down subtracted) charmed mesons D0, D+, and D*+ in the rapidity range |y| < 0.5, and for transverse momentum 1 < p ...
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Article
Evidence for the onset of deconfinement and quest for the critical point by NA49 at the CERN SPS
The NA49 results on hadron production obtained in PbPb collisions at SPS energies from 20 to 158 A GeV are shown and discussed as evidence for the onset of deconfinement. The primary measures are the pion yield, ...
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Article
Open AccessMeasurement of event background fluctuations for charged particle jet reconstruction in Pb-Pb collisions at \( \sqrt {{{s_{\text{NN}}}}} = {2}{.76}\,{\text{TeV}} \)
The effect of event background fluctuations on charged particle jet reconstruction in Pb-Pb collisions at $ \sqrt {{{s_{\text{NN}}}}} = {2}{.7...
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Article
Open Access
Measurement of charm production at central rapidity in proton-proton collisions at
\( \sqrt {s} = 7{ }TeV \)
The p t-differential inclusive production cross sections of the prompt charmed mesons D0, D+, and D*+ in the rapidity range |y| < 0.5 were measured in proton-proton collisions at
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Article
Open AccessProduction of pions, kaons and protons in pp collisions at \(\sqrt{s}= 900~\mathrm{GeV}\) with ALICE at the LHC
The production of π +, π −, K+, K−, p, and \(\overline{\mathrm{p}}\) at mid-rapid...
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Article
Open AccessStrange particle production in proton–proton collisions at \(\sqrt{s}=0.9\) \(\mbox {\){\rm TeV}\(}\) with ALICE at the LHC
The production of mesons containing strange quarks ( \(\mbox {\)\mathrm {K^{0}_{S}}\(}\) , φ) and both singly and doubly strange bary...
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Article
Open AccessCharged-particle multiplicity measurement in proton–proton collisions at \(\sqrt{s}=7\) TeV with ALICE at LHC
The pseudorapidity density and multiplicity distribution of charged particles produced in proton–proton collisions at the LHC, at a centre-of-mass energy ...
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Article
Open AccessCharged-particle multiplicity measurement in proton–proton collisions at \(\sqrt{s}=0.9\) and 2.36 TeV with ALICE at LHC
Charged-particle production was studied in proton–proton collisions collected at the LHC with the ALICE detector at centre-of-mass energies 0.9 TeV and 2.36 TeV in the pseudorapidity range |η|<1.4. In the central...
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Article
Open AccessFirst proton–proton collisions at the LHC as observed with the ALICE detector: measurement of the charged-particle pseudorapidity density at \(\sqrt{s}=900\) GeV
On 23rd November 2009, during the early commissioning of the CERN Large Hadron Collider (LHC), two counter-rotating proton bunches were circulated for the first time concurrently in the machine, at the LHC inj...
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Chapter and Conference Paper
Recent Results from the NA49 Experiment
Results from the NA49 experiment on the energy dependence of hadronic observables, including new preliminary data at 30 AGeV beam energy, are presented. The transverse mass spectra can generally be described by a...
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Article
Search for deconfinement in NA49 at the CERN SPS
Experiment NA49 at the CERN SPS uses a large acceptance detector for a systematic study of particle yields and correlations in nucleus-nucleus, nucleon-nucleus and nucleon-nucleon collisions. Preliminary resul...
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Article
A QCD analysis of HERA and fixed target structure function data
The parton momentum density distributions of the proton are determined from a next-to-leading order QCD analysis of structure functions measured at HERA and by fixed target experiments. Also included are data...
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Article
Diffractive dijet cross sections in photoproduction at HERA
Differential dijet cross sections have been measured with the ZEUS detector for photoproduction events in which the hadronic final state containing the jets is separated with respect to the outgoing proton dir...
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Article
Measurement of the diffractive structure functionF 2 D(4) at HERA
This paper presents the first analysis of diffractive photon dissociation events in deep inelastic positron-proton scattering at HERA in which the proton in the final state is detected and its momentum measure...
