Grigory Osharovich
Department of Mathematics
Bar-Ilan University
e-mail:
GrigoryOsharovich (at) gmail.com
office: room 8, Math/CS Building (Building 216)
Courses in the 2011/12 academic year:
Discrete mathematics (88-195)
(math_wiki)
Partial differential equations (83-215)
Partial differential equations (88-241)
Complex functions 1 (88-231)
(math_wiki)
Computers in mathematics (88-151)
(math_wiki)
Numerical analysis (88-376)
Research Interests
Wave and fracture propagation in solids and structures, resonant phenomena in multi-mass systems, computer modeling in solid mechanics.
Publications:
Journal articles
G. Osharovich, M. Ayzenberg-Stepanenko and O. Tsareva: "Wave propagation in elastic lattices subjected to a local harmonic loading. I. A quasi-one-dimensional problem", Journal of Continuum Mechanics and Thermodynamics, 22, 6 (2010), 581-597
.
G. Osharovich, M. Ayzenberg-Stepanenko and O. Tsareva: "Wave propagation in elastic lattices subjected to a local harmonic loading. II. Two-dimensional problems", Journal of Continuum Mechanics and Thermodynamics, 22, 6 (2010), 599-616
.
V. Kubenko, G. Osharovich and M. Ayzenberg-Stepanenko: "Impact indentation of a rigid body into an elastic layer. Axisymmetric problem", Journal of Mathematical Sciences, 176, 5 (2011), 670-687
G. Osharovich, M. Ayzenberg-Stepanenko: "Wave localization in stratified square-cell lattices. The antiplane problem", Journal of Sound and Vibration 331, 6 (2012), 1378-1397
G. Osharovich, M. Ayzenberg-Stepanenko: "On resonant waves in lattices": Functional Differential Equations, 19, 1-2 (2012), 163-187.
M.V. Ayzenberg-Stepanenko, G.G. Osharovich, E.N. Sher, Z.Sh Yanovitskaya: "Numerical Simulation of Shock-Wave Processes in Elastic Media and Structures. Part I: Solving Method and Algorithms", Journal of Mining Science 48, 1 (2012), 76-95.
M.V. Ayzenberg-Stepanenko, E.N. Sher, G.G. Osharovich, Z.Sh. Yanovitskaya: "Numerical simulation of shock wave processes in elastic media and structures. Part II: Application results", Journal of Mining Science 48, 5 (2012), 839-855.
Y. Krasnov, A. Kononovich and G. Osharovich: "On a structure of the fixed point set of homogeneous map
s
", Discrete and Continuous Dynamical Systems - Series S, 6, 4 (2013), 1017-1027.
arXiv preprints
G. Osharovich, M. Ayzenberg-Stepanenko, On Resonant Waves in Lattices, arXiv:1108.0357
G. Osharovich, M. Ayzenberg-Stepanenko, Wave localization in stratified square-cell lattices. The antiplane problem, arXiv:1104.0328
M. Ayzenberg-Stepanenko, Z. Yanovitsky, G. Osharovich, Calculation technique for simulation of wave and fracture dynamics in a reinforced sheet, arXiv:1106.1076
M. Ayzenberg-Stepanenko, G. Osharovich, Numerical simulation of high-speed penetration-perforation dynamics in layered armor shields, arXiv:1203.1552
Seminar proceedings
G. Osharovich, M. Ayzenberg-Stepanenko and Z.Yanovitsky: "Wave beaming phenomena in nanostructures": The 10th Israeli-Russian Bi-National Workshop 2011, Jerusalem, 2011, 50-71
G.Osharovich, M.Ayzenberg-Stepanenko and E.Sher: "Unexpected wave-oscillation effects in lattices of regular structure": The 8th Israeli-Russian Bi-National Workshop 2009, Jerusalem, 2009, 59-73
M.Ayzenberg-Stepanenko, E.Sher and G.Osharovich "Waveguides in periodically structured solids": The 8th Israeli-Russian Bi-National Workshop 2009, Jerusalem, 2009, 161-174
G. Osharovich, M. Ayzenberg-Stepanenko and V. D. Kubenko: "Mathematical models of wave propagation and fracture in unidirectional composites": The 5th International Conference on Mathematical Modeling and Computer Simulation of Materials Technologies, Ariel, 2008, 131-140
M. Ayzenberg-Stepanenko and G. Osharovich: "Penetration models for composite shields under high-speed penetration": The 6th Israeli-Russian Bi-National Workshop 2007, Jerusalem, 2007, 50-64