Boris Fedulov (Skolkovo Institute of Science and Technology (Skoltech)) Alexander Safonov (Skolkovo Institute of Science and Technology (Skoltech)) Andrey Ushakov (Skolkovo Institute of Science and Technology (Skoltech))

This research performs a material model for thermoplastic polymer with taking into account susceptibility to the stress state type. All constants required for stress analysis based on polyetheretherketone(PEEK)thermoplastic material are demonstrated.

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Shinji Ogihara (Tokyo University of Science) Nurul Nabihah Binti A. Hamid (Tokyo University of Science) Vladimir Vinogradov (Newcastle University) Ryuta Kitamura (Tokyo University of Science)

This study investigates the mechanical properties and damage behavior and mechanical properties in CFRP and GFRP angle-ply CFRP laminates with different thicknesses.

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Torsten Lässig (Fraunhofer EMI) Franziska Nolte (Fraunhofer EMI) Werner Riedel (Fraunhofer EMI) Michael May (Fraunhofer EMI)

The fracture toughness mode I is determined for a UHMW-PE composite. Several Double Cantilever Beam test setups were investigated. An alternative clamping condition and specimen geometry are presented that are suitable for flexible Composites.

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Harry Clegg (University of Bristol) James Kratz (University of Bristol) Ivana Partridge (University of Bristol) Giuseppe Dell'Anno (National Composites Centre)

Carbon fibre T-stiffened skin-stringer joints were manufactured with through-thickness carbon fibre reinforcement. Comparisons are made with unreinforced skin-stringer joints and changes in load carrying ability of the joint are quantified.

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Issam Tawk (University of Balamand) Jihad Rishmany (Mechanical Engineering) Nicolas Saba (Mechanical Engineering) Bassam Mahmoud (Mechanical Engineering)

The aim of this study is to conduct experiments for mode III delamination based on the Modified Split Cantilever Beam (MSCB) test. The mode III energy release rate is presented for 3 different materials and 3 different specimen widths.

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Anastasios Toulitsis (Element Materials Technology) Stefanos Giannis (Element Materials Technology)

The effect of test rate on the fracture toughness under Mode I and Mode II loading conditions for a CFRP composite material was investigated. A range of test speeds up to 1 m/s were studied. Software was developed to capture the delamination growth.

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Aleksandr Anoshkin (Perm National Research Polytechnic University) Valerii Zuiko (Perm National Research Polytechnic University) M. A. Alikin (Perm National Research Polytechnic University) A. V. Tchugaynova (Perm National Research Polytechnic University)

This work is devoted to development of a methodology based on the numerical simulation for assessment of the effect of delamination on the mechanical properties of composite sandwich panels with various types of core – tubular, cellular or honeycomb.

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Daniel Turkenburg (TNO Materials) Jamie Hartley (University of Bristol) Hartmut Fischer (TNO Materials) Geert Roebroeks (TNO Ballistics) Carwyn Ward (University of Bristol) Sander Gielen (TNO Materials)

Interleaves in fiber reinforced polymer laminates have been varied to control the failure mechanism associated to ballistic impact on composites. Material synthesis, test-piece fabrication and mode I and mode II test results are discussed.

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Grigorii Serovaev (Perm National Research Polytechnic University) Valery Matveenko (Perm National Research Polytechnic University)

A numerical study of the frequency response to defect of different size is carried out in the framework of three models of delamination in a composite structure, the advantages and drawbacks of each model are estimated in the process of simulation.

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Lihua Zhan (Central South University) Wei Tan (Queen's University Belfast) Tengfei Chang (Central South University) Xingxing Ding (Central South University)

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