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Claudia Ciocca

Researcher at University of Bologna

Publications -  660
Citations -  46130

Claudia Ciocca is an academic researcher from University of Bologna. The author has contributed to research in topics: Large Hadron Collider & Lepton. The author has an hindex of 88, co-authored 613 publications receiving 41832 citations. Previous affiliations of Claudia Ciocca include University of Bonn & University of Savoy.

Papers
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Measurement of detector-corrected observables sensitive to theanomalous production of events with jets and large missingtransverse momentum in pp collisions at √s = 13 TeV using theATLAS detector

Morad Aaboud, +2498 more
TL;DR: In this article, the authors presented a set of observables sensitive to the anomalous production of hadronic jets and missing momentum in the plane transverse to the proton beams at the Large Hadron Collider.
Journal Article

Photonic events with missing energy in e(+)e(-) collisions at root s=189 GeV

Giovanni Abbiendi, +305 more
TL;DR: In this article, upper limits on sigma (e(+)e(-) --> XY) were derived for the case of stable and invisible Y. Cross-section measurements are performed within the kinematic acceptance of each selection, and the number of light neutrino species is measured.
Journal ArticleDOI

Constraints on the $\chi_\mathrm{c1}$ versus $\chi_\mathrm{c2}$ polarizations in proton-proton collisions at $\sqrt{s} =$ 8 TeV

Albert M. Sirunyan, +2306 more
TL;DR: In this article, the polarizations of the mesons produced by the LHC at s = 8'TeV were measured in the helicity frame, through the analysis of the χc2 to χ c1 yield ratio as a function of the polar or azimuthal angle of the positive muon emitted in the J/ψ→μ+μ- decay, in three bins of J /ψ transverse momentum.

Measurement of the inclusive and dijet cross-sections of b-jets in pp collisions at √s = 7 TeV with the ATLAS detector

Georges Aad, +3001 more
Abstract: The inclusive and dijet production cross-sections have been measured for jets containing b-hadrons (b-jets) in proton–proton collisions at a centre-of-mass energy of √ s = 7 TeV, using the ATLAS detector at the LHC. The measurements use data corresponding to an integrated luminosity of 34 pb−1. The b-jets are identified using either a lifetime-based method, where secondary decay vertices of b-hadrons in jets are reconstructed using information from the tracking detectors, or a muon-based method where the presence of a muon is used to identify semileptonic decays of b-hadrons inside jets. The inclusive b-jet cross-section is measured as a function of transverse momentum in the range 20 < pT < 400 GeV and rapidity in the range |y| < 2.1. The bb-dijet cross-section is measured as a function of the dijet invariant mass in the range 110 < mjj < 760 GeV, the azimuthal angle difference between the two jets and the angular variable χ in two dijet mass regions. The results are compared with next-to-leading-order QCD predictions. Good agreement is observed between the measured crosssections and the predictions obtained using POWHEG + Pythia. MC@NLO + Herwig shows good agreement with the measured bb-dijet cross-section. However, it does not reproduce the measured inclusive cross-section well, particularly for central b-jets with large transverse momenta.
Journal ArticleDOI

Measurement of prompt D-0 and D-0 meson azimuthal anisotropy and search for strong electric fields in PbPb collisions at root S-NN=5.02 TeV

Albert M. Sirunyan, +2373 more
- 10 May 2021 - 
TL;DR: In this article, the strong Coulomb field created in ultrarelativistic heavy ion collisions is expected to produce a rapidity-dependent difference ( Δv2 ) in the second Fourier coefficient of the azimuthal distribution (elliptic flow, v2 ) between D0 ( uc ) and D´0( uc) mesons.