17 research outputs found
Strong solutions of the compressible nematic liquid crystal flow
We study strong solutions of the simplified Ericksen-Leslie system modeling
compressible nematic liquid crystal flows in a domain . We first prove the local existence of unique strong solutions provided
that the initial data are sufficiently regular and satisfy a
natural compatibility condition. The initial density function may
vanish on an open subset (i.e., an initial vacuum may exist). We then prove a
criterion for possible breakdown of such a local strong solution at finite time
in terms of blow up of the quantities and
Strong solutions of the compressible nematic liquid crystal flow
AbstractWe study strong solutions of the simplified Ericksen–Leslie system modeling compressible nematic liquid crystal flows in a domain Ω⊂R3. We first prove the local existence of a unique strong solution provided that the initial data ρ0,u0,d0 are sufficiently regular and satisfy a natural compatibility condition. The initial density function ρ0 may vanish on an open subset (i.e., an initial vacuum may exist). We then prove a criterion for possible breakdown of such a local strong solution at finite time in terms of blow up of the quantities ‖ρ‖Lt∞Lx∞ and ‖∇d‖Lt3Lx∞
Blow up criterion for compressible nematic liquid crystal flows in dimension three
In this paper, we consider the short time strong solution to a simplified
hydrodynamic flow modeling the compressible, nematic liquid crystal materials
in dimension three. We establish a criterion for possible breakdown of such
solutions at finite time in terms of the temporal integral of both the maximum
norm of the deformation tensor of velocity gradient and the square of maximum
norm of gradient of liquid crystal director field.Comment: 22 page
Weak solution to compressible hydrodynamic flow of liquid crystals in dimension one
1 online resource (PDF, 20 pages