Nematic phase in stripe-forming systems within the self-consistent screening approximation
Fecha
2013Abstract
We show that in order to describe the isotropic-nematic transition in stripe-forming systems with isotropic competing interactions of the Brazovskii class it is necessary to consider the next to leading order in a 1/N approximation for the effective Hamiltonian. This can be conveniently accomplished within the self-consistent screening approximation. We solve the relevant equations and show that the self-energy in this approximation is able to generate the essential wave vector dependence to ac ...
We show that in order to describe the isotropic-nematic transition in stripe-forming systems with isotropic competing interactions of the Brazovskii class it is necessary to consider the next to leading order in a 1/N approximation for the effective Hamiltonian. This can be conveniently accomplished within the self-consistent screening approximation. We solve the relevant equations and show that the self-energy in this approximation is able to generate the essential wave vector dependence to account for the anisotropic character of a two-point correlation function characteristic of a nematic phase. ...
En
Physical review. E, Statistical, nonlinear and soft matter physics. Vol. 88, no. 6 (Dec. 2013), 062140, 8 p.
Origen
Estranjero
Colecciones
-
Artículos de Periódicos (39552)Ciencias Exactas y Naturales (6036)
Este ítem está licenciado en la Creative Commons License