Prof. Dr. Erofeev Vladimir Ivanovich is the Director of the Mechanical Engineering Research Institute of the Russian Academy of Sciences. His scientific interests include structural modeling of advanced material, nonlinear wave dynamics of microstructured solids, and acoustic testing of microstructured materials.He is a member of the Russian Acoustical Society and the Russian National Committee on Theoretical and Applied Mechanics. Prof. Dr. Pavlov Igor Sergeevich is the Vice-Director of the Mechanical Engineering Research Institute of the Russian Academy of Sciences, and a Professor at the Radiophysics Department of Lobachevsky State University of Nizhny Novgorod, Russia. His scientific interests include structural modeling of advanced materials, nonlinear wave dynamics of microstructured solids, and acoustic testing of microstructured materials. He is a member of the Russian Acoustical Society and the Russian National Committee on Theoretical and Applied Mechanics.

• Theoretical basis of the structural modeling method.- A 2D lattice with dense packing of the particles.-  A 2D lattice with non-dense packing of the particles.- Application of the 2D models of media with dense and non-dense packing of the particles for solving the parametric identification problems.- Nonlinear models of microstructured media.- Propagation and interaction of nonlinear waves in generalized continua.