Defect-Deformational Kuramoto–Sivashinsky Equationand Formation of Surface Nano and Microstructuresunder the Laser and Ion Beam Irradiation, Laser Physics, 2011, Vol. 21, No. 3, pp. 566–575статья
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Аннотация:Systematic numerical investigation of recently derived isotropic 2D defectdeformational (DD)
Kuramoto–Sivashinsky (KS) equation that desribes the surface relief of the stressed nanolayer with nonequi
librium mobile point defects is carried out. It is demonstrated that the DDKS equation describes the forma
tion of the surface DD structures of three main types: lamellarlike structures, and disordered and hexago
nally ordered ensembles of nanoparticles. The generalization of the DDKS equation to the anisotropic dif
fusion of surface defects is performed and the numerical solution to the derived anisotropic DDKS equation
is obtained to describe the formation of 1D surface DD ripples. The calculated results are compared with the
experimental data on the formation of surface nano and microstructures on solid surface under the laser and
ionbeam irradiation