Use este identificador para citar ou linkar para este item:
http://www.repositorio.ufop.br/jspui/handle/123456789/4675
Título: | Temporal evolution of tubular initial conditions and their influence on two-particle correlations in relativistic nuclear collisions. |
Autor(es): | Andrade, Rone Peterson Galvao de Grassi, Frederique Hama, Yogiro Qian, Weiliang |
Palavras-chave: | Relativistic heavy ion collisions Particle correlations and fluctuations Collective flow |
Data do documento: | 2012 |
Referência: | ANDRADE, R. P. G. de et al. Temporal evolution of tubular initial conditions and their influence on two-particle correlations in relativistic nuclear collisions. Physics Letters. B, v. 712, p. 226-230, 2012. Disponível em: <http://www.sciencedirect.com/science/article/pii/S0370269312004595>. Acessoe em: 24 fev. 2015. |
Resumo: | Relativistic nuclear collisions data on two-particle correlations exhibit structures as function of relative azimuthal angle and rapidity. A unified description of these near-side and away-side structures is proposed for low to moderate transverse momentum. It is based on the combined effect of tubular initial conditions and hydrodynamical expansion. Contrary to expectations, the hydrodynamics solution shows that the high-energy density tubes (leftover from the initial particle interactions) give rise to particle emission in two directions and this is what leads to the various structures. This description is sensitive to some of the initial tube parameters and may provide a probe of the strong interaction. This explanation is compared with an alternative one where some triangularity in the initial conditions is assumed. A possible experimental test is suggested. |
URI: | http://www.repositorio.ufop.br/handle/123456789/4675 |
DOI: | https://doi.org/10.1016/j.physletb.2012.04.044 |
ISSN: | 0370-2693 |
Licença: | O periódico Physics Letters. B concede permissão para depósito do artigo no Repositório Institucional da UFOP. Número da licença: 3566000209966. |
Aparece nas coleções: | DEFIS - Artigos publicados em periódicos |
Arquivos associados a este item:
Arquivo | Descrição | Tamanho | Formato | |
---|---|---|---|---|
ARTIGO_TemporalEvolutionTubular.pdf | 1,2 MB | Adobe PDF | Visualizar/Abrir |
Os itens no repositório estão protegidos por copyright, com todos os direitos reservados, salvo quando é indicado o contrário.