Experimental study of shock wave structure in syntactic foams under high-velocity impact

TA Rostilov, VS Ziborov - Acta Astronautica, 2021 - Elsevier
Behavior of spacecraft structural materials under the high-velocity impact should be
thoroughly investigated due to the constant threat of collision with space debris and …

Wave propagation speed analysis in polyurethane foams

O Mikulich - Grabchenko's International Conference on Advanced …, 2022 - Springer
The article is devoted to developing an analytical approach to studying wave propagation
speeds in structurally inhomogeneous materials. Studies have been conducted on polymer …

Dispersion properties of waves in polyurethane foam

O Mikulich - Design, Simulation, Manufacturing: The Innovation …, 2023 - Springer
The article is devoted to analyzing the dispersion properties of waves in structurally
inhomogeneous materials such as foam. In analyzing the change of the wave propagation …

In situ radiographic and ex situ tomographic investigation of pore collapse in laser shock-loaded polyurethane foam

P Pradel, T de Rességuier, F Malaise… - Journal of Applied …, 2022 - pubs.aip.org
Laser-driven shock experiments were conducted at a synchrotron facility to investigate the
dynamic response of polyurethane foam. These experiments were coupled to in situ x-ray …

Development of an equation of state to characterize an electron beam interacting with an aluminum target

D Hébert, J Gardelle, G Poette, G Robert… - Journal of Applied …, 2023 - pubs.aip.org
The Equations Of State (EOS) of materials under extreme conditions of temperature and
pressure can be experimentally studied, thanks to intense electron beam-target …

Simulation analysis of the influence of changing mechanical characteristics of polyurethane foams

O Mikulich, N Komenda, O Guda… - Procedia Structural Integrity, 2024 - Elsevier
The article is devoted to the development of an approach to the study of the influence of
changes in the physical, mechanical, and microstructural parameters of foams on their …

Dynamic compaction of polyurethane foam: experiments and modelling

P Pradel, F Malaise, T de Rességuier… - The European Physical …, 2018 - Springer
The framework of this paper is to investigate the mitigation ability of an expanded rigid
polyurethane foam against extremely fast (> 10 6 s− 1) and intense (> 10 GPa) dynamic …

Fast x-ray radiography to study the dynamic compaction mechanisms in a rigid polyurethane foam under plate impact

P Pradel, F Malaise, T De Resseguier… - AIP Conference …, 2020 - pubs.aip.org
This article presents results of plate impact experiments coupled to in situ X-ray radiography,
performed on a polyurethane foam, to visualize its deformations during the propagation of a …

Mesoscopic modelling of the dynamic compaction of a polymeric foam

P Pradel, F Malaise, I Bertron, D Hebert - AIP Conference Proceedings, 2023 - pubs.aip.org
Polymeric foams are widely used in many industrial fields as shock wave mitigators. They
can be, for instance, interesting materials for the protection of structures against intense and …

[PDF][PDF] ЭКСПЕРИМЕНТАЛЬНОЕ ИССЛЕДОВАНИЕ ОСОБЕННОСТЕЙ РАСПРОСТРАНЕНИЯ УДАРНЫХ ВОЛН В СРЕДАХ С ЗАДАННОЙ ПОРИСТОСТЬЮ

ТА Ростилов - jiht.ru
Актуальность темы исследования Исследования ударных волн (УВ) в пористых средах
важны, поскольку позволяют определить особенности процессов разрушения пор при …