Listar por autor "Pezzi, Rafael Peretti"
Mostrando ítems 41-60 de 280
-
Combinations of single-top-quark production cross-section measurements and |fLV Vtb| determinations at √s= 7 and 8 TeV with the ATLAS and CMS experiments
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Artículo de periódico]Two-particle correlations in high-energy collision experiments enable the extraction of particle source radii by using the Bose-Einstein enhancement of pion production at low relative momentum q ∝ 1/R. It was previously ... -
Composition, atomic transport, and chemical stability of ZrAl/sub x/O/sub y/ ultrathin films deposited on Si(001)
Morais, Jonder; Rosa, Elisa Brod Oliveira da; Pezzi, Rafael Peretti; Miotti, Leonardo; Baumvol, Israel Jacob Rabin (2001) [Artículo de periódico]The stability of a ZrAlxOy film sputtered on Si upon thermal annealing in vacuum or in O2 was investigated. X-ray diffraction indicated that the as-deposited film was amorphous and remained so after annealing. Rutherford ... -
Conexão escola-mundo : espaços inovadores para formação cidadã
Pretto, Nelson de Lucca; Lapa, Andrea Brandão; Bartolome, Antonio; Pireddu, Mario; Brunet, Karla Schuch; Lapa, Fernanda Brandão; Ramos, Vinicius Faria Culmant; Goveia, Fábio; Pezzi, Rafael Peretti (2019) [Resumen publicado en evento] -
Constraining production models with light (anti-)nuclei measurements in small systems with ALICE at the LHC
Colocci, Manuel; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Trabajo completo publicado en evento] -
Constraining the Chiral Magnetic Effect with charge-dependent azimuthal correlations in Pb-Pb collisions at √sNN = 2.76 and 5.02 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2020) [Artículo de periódico]Systematic studies of charge-dependent two- and three-particle correlations in Pb-Pb collisions at √ sNN = 2.76 and 5.02 TeV used to probe the Chiral Magnetic Effect (CME) are presented. These measurements are performed ... -
Constraining the KN coupled channel dynamics using femtoscopic correlations at the LHC
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2023) [Artículo de periódico]The interaction of K−with protons is characterised by the presence of several coupled channels, systems like K0 n and π with a similar mass and the same quantum numbers as the K−p state. The strengths of these couplings ... -
Constraining the magnitude of the Chiral Magnetic Effect with Event Shape Engineering in Pb–Pb collisions at √sNN=2.76TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2018) [Artículo de periódico]In ultrarelativistic heavy-ion collisions, the event-by-event variation of the elliptic flow v2reflects fluctuations in the shape of the initial state of the system. This allows to select events with the same centrality ... -
Constraints on jet quenching in p–Pb collisions at √sNN=5.02 measured by the event-activity dependence of semi-inclusive hadron-jet distributions
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2018) [Artículo de periódico]The ALICE Collaboration reports the measurement of semi-inclusive distributions of charged-particle jets recoiling from a high-transverse momentum trigger hadron in p–Pb collisions at √sNN=5.02TeV. Jets are reconstructed ... -
CosmicPampa: Um detector de raios cósmicos com hardware e software abertos
Gandara, Victor Fernandes; Zanette, Bruno Thomazi; Pezzin, Leonardo Kramer; Pezzi, Rafael Peretti; Tavares, Jan Luc Santos (2020) [Resumen publicado en evento] -
Desenvolvimento de medidor de condutividade elétrica da água para fins de monitoramento ambiental
Alves, Leonardo Sehn (2016) [Tesinas de grado]Resumo não disponível -
Dielectron and heavy-quark production in inelastic and high-multiplicity proton–proton collisions at √sNN = 13 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Artículo de periódico]The measurement of dielectron production is presented as a function of invariant mass and transverse momentum (pT) at midrapidity (|ye| <0.8) in proton–proton (pp) collisions at a centre-of-mass energy of √s=13TeV. The ... -
Dielectron measurements in pp and Pb–Pb colllisions with ALICE at the LHC
Bailhache, R.; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Trabajo completo publicado en evento] -
Dielectron production in proton-proton and proton-lead collisions at √sNN = 5.02 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2020) [Artículo de periódico]The first measurements of dielectron production at midrapidity (|ηe|<0.8) in proton–proton and proton–lead collisions at √sNN=5.02TeV at the LHC are presented. The dielectron cross section is measured with the ALICE detector ... -
Dielectron production in proton-proton collisions at √s = 7 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2018) [Artículo de periódico]The rst measurement of e+e pair production at mid-rapidity (j ej < 0.8) in pp collisions at p s = 7TeV with ALICE at the LHC is presented. The dielectron production is studied as a function of the invariant mass (mee < ... -
Direct observation of the dead-cone effect in quantum chromodynamics
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti (2022) [Artículo de periódico]In particle collider experiments, elementary particle interactions with large momentum transfer produce quarks and gluons (known as partons) whose evolution is governed by the strong force, as described by the theory of ... -
Direct photon elliptic flow in Pb–Pb collisions at √sNN = 2.76 TeV
Sas, Mike; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Trabajo completo publicado en evento] -
Direct photon elliptic flow in Pb–Pb collisions at √sNN = 2.76 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Artículo de periódico]The elliptic flow of inclusive and direct photons was measured at mid-rapidity in two centrality classes 0–20% and 20–40% in Pb–Pb collisions at √sNN=2.76TeV by ALICE. Photons were detected with the highly segmented ... -
Direct photon production at low transverse momentum in proton-proton collisions at √s = 2.76 and 8 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2019) [Artículo de periódico]Measurements of inclusive and direct photon production at midrapidity in pp collisions at √ s = 2.76 and 8 TeV are presented by the ALICE experiment at the LHC. The results are reported in transverse momentum ranges of 0.4 ... -
D-meson azimuthal anisotropy in midcentral Pb-Pb collisions at √sNN=5.02 TeV
Acharya, Shreyasi; Gay Ducati, Maria Beatriz; Pereira, Luis Gustavo; Pezzi, Rafael Peretti; ALICE Collaboration (2018) [Artículo de periódico]The azimuthal anisotropy coefficient v2 of prompt D0 , Dþ , D*þ , and Dþs mesons was measured in midcentral (30%–50% centrality class) Pb-Pb collisions at a center-of-mass energy per nucleon pair √sNN¼ 5.02 TeV, with the ... -
Effect of oxide overlayer formation on the growth of gold catalyzed epitaxial silicon nanowires
Jagannathan, Hemanth; Nishi, Yoshio; Reuter, Mark; Copel, Matthew; Tutuc, Emanuel; Guha, Supratik; Pezzi, Rafael Peretti (2006) [Artículo de periódico]A direct dependence between the inadvertent formation of SiO2 on gold films deposited on silicon 111 substrates, and the nucleation and yield of epitaxial, gold catalyzed, silicon nanowires grown on such substrates is ...