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Information × Registration Number 0125U001293, ( 0225U005212  ) R & D request Title Research on the critical state of cracks and their propagation trajectories, as well as wave propagation within nonlinear approaches of modern computational and analytical mechanics Head Kipnis Oleksandr L., Кандидат фізико-математичних наук Registration Date 21-02-2025 Organization S.P. Tymoshenka Institute of Mechanics of the National Academy of Sciences of Ukraine popup.description1 • Development of an analytical-numerical approach to the study of the compres-sion of inhomogeneous non-linear elastic bodies with a thin coating along interface defects; • Development of methods for modeling non-stationary deformation of three-layer cylindrical shells of elliptical cross-section with discrete ribbed filler; • Development of methods for modeling the non-stationary deformation of three-layered elliptical cylindrical shells with discrete ribbed fillers; • Formulation of scenarios for the propagation of a single Friedländer wave in structural materials and soils; • Study the peculiarities of the wave field of a fluid in a cylindrical cavity caused by harmonic vibrations of a spherical segment. popup.nrat_date 2025-02-21 Close