Navegação Ciências Exatas e da Terra por Título
Resultados 4210-4229 de 6034
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Production of K0 S , Λ (Λ), Ξ±, and Ω± in jets and in the underlying event in pp and p–Pb collisions
(2023) [Artigo de periódico]The production of strange hadrons (K0 S , Λ, Ξ ±, and Ω ±), baryon-to-meson ratios (Λ/K0 S , Ξ/K0 S , and Ω/K0 S ), and baryon-to-baryon ratios (Ξ/Λ, Ω/Λ, and Ω/Ξ) associated with jets and the underlying event were measured ... -
Production of K*(892)0 and φ(1020) in pp and Pb-Pb collisions at √sNN = 5.02 TeV
(2022) [Artigo de periódico]The production of K*(892)0 and φ(1020) mesons in proton–proton (pp) and lead–lead (Pb–Pb) collisions at √sNN = 5.02 TeV has been measured using the ALICE detector at the Large Hadron Collider (LHC). The transverse momentum ... -
Production of light (anti)nuclei in pp collisions at √s = 5.02 TeV
(2022) [Artigo de periódico]The study of the production of nuclei and antinuclei in pp collisions has proven to be a powerful tool to investigate the formation mechanism of loosely bound states in high-energy hadronic collisions. In this paper, the ... -
Production of light-flavor hadrons in pp collisions at √s=7 and √s=13 TeV
(2021) [Artigo de periódico]The production of π ± , K ± , K S 0 , K ∗ (892) 0 , p , ϕ (1020) , Λ , Ξ - , Ω - , and their antiparticles was measured in inelastic proton–proton (pp) collisions at a center-of-mass energy of s = 13 TeV at midrapidity ( ... -
Production of muons from heavy-flavour hadron decays at high transverse momentum in Pb–Pb collisions at √sNN=5.02 and 2.76 TeV
(2021) [Artigo de periódico]Measurements of the production of muons from heavy-flavour hadron decays in Pb–Pb collisions at √sNN = 5.02 and 2.76 TeV using the ALICE detector at the LHC are reported. The nuclear modification factor RAA at √sNN = 5.02 ... -
Production of muons from heavy-flavour hadron decays in p–Pb collisions at √sNN=5.02TeV
(2017) [Artigo de periódico]The production of muons from heavy-flavour hadron decays in p–Pb collisions at √sNN=5.02TeVwas studied for 2 <pT<16GeV/cwith the ALICE detector at the CERN LHC. The measurement was performed at forward (p-going direction) ... -
Production of muons from heavy-flavour hadron decays in pp collisions at √s= 5.02 TeV
(2019) [Artigo de periódico]Production cross sections of muons from semi-leptonic decays of charm and beauty hadrons were measured at forward rapidity (2.5 < y < 4) in proton-proton (pp) collisions at a centre-of-mass energy √s= 5.02 TeV with the ... -
Production of pions, kaons, and protons as a function of the relative transverse activity classifier in pp collisions at √s = 13 TeV
(2023) [Artigo de periódico]Abstract: The production of π ±, K±, and (p)p is measured in pp collisions at √ s = 13 TeV in different topological regions of the events. Particle transverse momentum (pT) spectra are measured in the “toward”, “transverse”, ... -
Production of pions, kaons, (anti-)protons and φ mesons in Xe–Xe collisions at √sNN = 5.44 TeV
(2021) [Artigo de periódico]The first measurement of the production of pions, kaons, (anti-)protons and φ mesons at midrapidity in Xe–Xe collisions at √sNN = 5.44 TeV is presented. Trans verse momentum (pT) spectra and pT-integrated yields are extracted ... -
Production of Sigma (1385) ± and Xi (1530)0 in p–Pb collisions at √ sNN = 5.02 TeV
(2017) [Artigo de periódico]The transverse momentum distributions of the strange and double-strange hyperon resonances ( (1385) ±, (1530)0) produced in p–Pb collisions at √ sNN = 5.02 TeV were measured in the rapidity range −0.5 < yCMS < 0 for event ... -
Production of Λ+c baryons in proton-proton and lead-lead collisions at √snn = 5.02 TeV
(2020) [Artigo de periódico]The transverse momentum (pT) spectra of inclusively produced Λ+c baryons are measured via the exclusive decay channel Λ+c pK ¯π+ using the CMS detector at the LHC. Spectra are measured as a function of transverse momentum ... -
Production of π0 and η mesons up to high transverse momentum in pp collisions at 2.76 TeV
(2017) [Artigo de periódico]The invariant differential cross sections for inclusive π0 and η mesons at midrapidity were measured in pp collisions at √ s = 2.76 TeV for transverse momenta 0.4 < pT < 40 GeV/c and 0.6 < pT < 20 GeV/c, respectively, using ... -
Production of ω mesons in pp collisions at √s=7 TeV
(2020) [Artigo de periódico]The invariant differential cross section of inclusive ω(782) meson production at midrapidity (|y|<0.5) in pp collisions at s√=7TeV was measured with the ALICE detector at the LHC over a transverse momentum range of ... -
O professor de Física na escola pública estadual brasileira : desigualdades reveladas pelo Censo escolar de 2018
(2020) [Artigo de periódico]Este texto aborda o tema da distribuição de professores de Física em atuação nas escolas públicas estaduais brasileiras. Os microdados do Censo escolar de 2018 foram utilizados como fonte de dados. Metodologicamente ... -
Professores de hoje, alunos de ontem... : (dificuldades com alguns conceitos-chave sobre fluidos)
(2004) [Artigo de periódico]O texto trata de dificuldades conceituais que alunos e professores de Ciências e de Física apresentam na área da mecânica dos fluídos e sugere uma estratégia de ensino baseada em experimentos muitos fáceis de realizar como ... -
Professores e professoras construtoras : aprendendo matemática a distância
(2008) [Artigo de periódico]No presente trabalho, descrevemos a produção de objetos digitais de aprendizagem desenvolvidos em flash, flash vídeo e HTML para a interdisciplina Representação do Mundo pela Matemática, do Curso de Licenciatura em Pedagogia ... -
O professor-pesquisador como instrumento de melhoria do ensino de ciencias
(1988) [Artigo de periódico] -
Profile comparison of the 6–9 μm polycyclic aromatic hydrocarbon bands in starburst-dominated galaxies
(2021) [Artigo de periódico]Polycyclic aromatic hydrocarbons (PAHs) are of great astrochemical and astrobiological interest due to their potential to form prebiotic molecules. We analyse the 7.7 and 8.6 μm PAH bands in 126 pre-dominantly starburst-dominated ... -
Profissão estatístico
(1995) [Artigo de periódico]Este trabalho apresenta aspectos referentes a profissao de estatistico quanto a sua formacao e atuacao no mercado de trabalho, com objetivo de divulgar e esclarecer o papel deste profissional frente aos desafios do mercosul ... -
A programacao dinamica : um caso particular da divisao e conquista
(1990) [Artigo de periódico]A Programação Dinâmica e a Divisão e Conquista são dois métodos de desenvolvimento de algoritmos. Todo problema que pode ser resolvido por 11malgoritmo desenvolvido por Programação Dinâmica pode também ser resolvido por ...