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Correlations in the low-temperature phase of the two-dimensional XY model
ArticleAbstract: Monte Carlo simulations of the two-dimensional XY model are performed in a square geometry with fixePalabras claves:Autores:Berche B., Fariñas-Sánchez A.I., Ricardo ParedesFuentes:scopusEvidence for a topological transition in nematic-to-isotropic phase transition in two dimensions
ArticleAbstract: The nematic-to-isotropic orientational phase transition, or equivalently the RP2 model, is considerePalabras claves:Autores:Berche B., Fariñas-Sánchez A.I., Ricardo ParedesFuentes:scopusNew universality class for the three-dimensional XY model with correlated impurities: Application to <sup>4</sup>He in aerogels
ArticleAbstract: Clear changes of criticality in the three-dimensional XY model (3DXY) model is found when confined iPalabras claves:Autores:Hasmy A., Jullien R., Ricardo Paredes, Vásquez C.Fuentes:scopusNo quasi-long-range order in a two-dimensional liquid crystal
ArticleAbstract: Systems with global symmetry group O (2) experience topological transition in the two-dimensional spPalabras claves:Autores:Botet R., Fariñas-Sánchez A.I., Ricardo ParedesFuentes:scopusOn the critical behaviour of two-dimensional liquid crystals
ArticleAbstract: The Lebwohl-Lasher (LL) model is the traditional model used to describe the nematic-isotropic transiPalabras claves:Critical phenomena, Lebwohl-Lasher model, Liquid crystals, Topological transitionsAutores:Berche B., Botet R., Fariñas-Sánchez A.I., Ricardo ParedesFuentes:scopusInfluence of quenched dilution on the quasi-long-range ordered phase of the 2d XY model
ArticleAbstract: The influence of non magnetic impurities in the 2d XY model is investigated through Monte Carlo (MC)Palabras claves:Autores:Berche B., Fariñas-Sánchez A.I., Holovatch Y., Ricardo ParedesFuentes:scopusMochima theoretical physics spring school
OtherAbstract:Palabras claves:Autores:Berche B., Donoso A., Ricardo ParedesFuentes:scopusScanning the critical fluctuations: Application to the phenomenology of the two-dimensional XY model
ArticleAbstract: We show how applying field conjugated to the order parameter may act as a very precise probe to explPalabras claves:Autores:Botet R., Ricardo ParedesFuentes:scopusThree-dimensional Ising model confined in low-porosity aerogels: A Monte Carlo study
ArticleAbstract: The influence of correlated impurities on the critical behavior of the three-dimensional (3D) IsingPalabras claves:Autores:Ricardo Paredes, Vásquez C.Fuentes:scopus