V. Drnoyan et al., INVESTIGATION OF LASER-INDUCED SPATIAL PATTERNS IN NLC-FEEDBACK MIRROR SYSTEM, Molecular crystals and liquid crystals science and technology. Section A, Molecular crystals and liquid crystals, 282, 1996, pp. 119-123
Spontaneous hexagonal pattern formation in the transverse profile of a
continuous laser beam reflected back by a planar minor onto a nematic
liquid crystal cell is experimentally investigated. The effect is pro
ved to occur at pump intensities as low as 10 W / cm(2).