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SI: Russian mechanics contributions for Structural Integrity Views: 64 Downloads: 22 Vol. 20, No. 77 (2026) May 21, 2026 pp. 281-297

Effect of ultrasonic welding conditions and energy director thickness on structure and properties of lap-joints of PEEK-based composites reinforced with short carbon fibers

Sergey Panin, Vladislav Alexenko, Alexey Zelenkov, Dmitry Buslovich, Lyudmila Kornienko, Shaowei Lu

The aim of this study was to investigate the effect of thickness of energy director (EDs) and ultrasonic welding (USW) process parameters on structure formation and interlaminar shear strength (LSS) values of lap-joints of composite…

10.3221/IGF-ESIS.77.17Copy the DOI link

Details: Effect of ultrasonic welding conditions and energy director thickness on structure and properties of lap-joints of PEEK-based composites reinforced with short carbon fibers PDF HTML Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 733 Downloads: 654 Vol. 17, No. 66 (2023) September 27, 2023 pp. 152-163

Estimating degradation of strength of neat PEEK and PEEK-CF laminates under cyclic loading by mechanical hysteresis loops

Alexey Bogdanov, Alexander Eremin, Mikhail Burkov, Sergey Panin, Pavel Lyubutin

A method for assessing the degradation of mechanical properties of neat polyetheretherketone and its laminated composite reinforced with unidirectional carbon fibers is proposed. It is based on the calculation of the maximum and minimum…

10.3221/IGF-ESIS.66.09Copy the DOI link

Details: Estimating degradation of strength of neat PEEK and PEEK-CF laminates under cyclic loading by mechanical hysteresis loops PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 690 Downloads: 387 Vol. 19, No. 74 (2025) August 19, 2025 pp. 152-164

Parameters Optimization for Manufacturing Advanced Self-Reinforced Composites based on Ultra-High Molecular Weight Polyethylene

Eugene Statnik, Dmitry D. Zherebtsov, Dilus I. Chukov, Ilya I. Larin, Alnis A. Veveris, Valerii G. Torokhov, Alexander S. Kechekyan, Kristina Z. Myagkova, Iuliia A. Sadykova, Alexey I. Salimon, Alexander M. Korsunsky, Semen D. Ignatyev, Kamal M. Hammad, Sergey D. Kaloshkin

In this study, the relationships between processing, structure and properties of self-reinforced ultra-high molecular weight polyethylene (UHMWPE) composites fabricated via thermal pressing are investigated. By systematically varying…

10.3221/IGF-ESIS.74.10Copy the DOI link

Details: Parameters Optimization for Manufacturing Advanced Self-Reinforced Composites based on Ultra-High Molecular Weight Polyethylene PDF HTML Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 501 Downloads: 282 Vol. 19, No. 74 (2025) August 28, 2025 pp. 193-205

Studying the strength and damageability of composite element in looped metal-composite joint under tensile loading

Irakly Kacharava, Tatiana Ryzhova, Vladimir Vermel, Alexander Shanygin, Danil Fomin, Yury Mirgorodsky, Nikolay Kovalyov, Yulia Petronyuk, Vadim Levin, Sergey Lekomtsev

The article presents the results of computational and experimental studies of the strength and damageability of a connecting composite part in a metal-composite joint of isogrid and anisogrid structures made of polymer composite material…

10.3221/IGF-ESIS.74.13Copy the DOI link

Details: Studying the strength and damageability of composite element in looped metal-composite joint under tensile loading PDF HTML Visual Abstract

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 756 Downloads: 598 Vol. 17, No. 66 (2023) September 27, 2023 pp. 311-321

Nonlinearity of mechanical behavior of 3D-reinforced composites under compression

Stanislav Slovikov, Andrey Babushkin, Maria Gusina

Modern technological capabilities make it possible to produce 3D spatially-reinforced for polymer composite materials. The tasks of experimental research and analysis of the deformation process of new composite materials for aviation…

10.3221/IGF-ESIS.66.19Copy the DOI link

Details: Nonlinearity of mechanical behavior of 3D-reinforced composites under compression PDF Visual Abstract

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Miscellanea Views: 848 Downloads: 487 Vol. 11, No. 41 (2017) June 28, 2017 pp. Pages 369-377

Dependence of mechanical characteristics from composition and structure and optimization of mechanical fracture energy of polymer composite material based on high-molecular rubbers

E. Nurullaev, A. S. Ermilov, N. Yu. Lyubimova

By means of numerical experiment the authors investigate dependence of conventional rupturing stress and mechanical fracture energy at uniaxial tension from fractional composition of dispersed filler, plasticizer volume fraction in polymer…

10.3221/IGF-ESIS.41.48Copy the DOI link

Details: Dependence of mechanical characteristics from composition and structure and optimization of mechanical fracture energy of polymer composite material based on high-molecular rubbers PDF

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SI: Developments in the fracture and fatigue assessment of materials Views: 1,334 Downloads: 1,102 Vol. 12, No. 46 (2018) September 23, 2018 pp. 150-157

Fatigue Behaviour and Mean Stress Effect of Thermoplastic Polymers and Composites

Zongjin Lu, Bill Feng, Charlie Loh

More and more polymers and polymer composite materials are used in automotive industry to reduce cost and weight of vehicles to meet the environmental requirement. However, the fatigue behaviour for these materials is less understanding…

10.3221/IGF-ESIS.46.15Copy the DOI link

Details: Fatigue Behaviour and Mean Stress Effect of Thermoplastic Polymers and Composites PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 713 Downloads: 514 Vol. 18, No. 67 (2024) December 17, 2023 pp. 311-318

Longitudinal elastic nonlinearity of composite material

Boris Fedulov, Daria Bondarchuk, Evgeny Lomakin

It is known that the initial waviness of the fiber affects the stiffness characteristics and strength of the polymer composite material. The article presents a continuum model taking into account the nonlinearity of the longitudinal…

10.3221/IGF-ESIS.67.22Copy the DOI link

Details: Longitudinal elastic nonlinearity of composite material PDF Visual Abstract

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Reliability and Life Extension of Components Views: 924 Downloads: 568 Vol. 15, No. 56 (2021) March 28, 2021 pp. 115-122

Repair and rehabilitation of corroded HDPE100 pipe using a new hybrid composite

Abdelmalek Regad, Djebara Benzerga, Habib Berrekia, Abdelkader Haddi, Nourredine Chekhar

The good management of drinking water begins with a supply network, with a low rate of leakage. Currently, the pipes used in the water transport system are mainly made of polymeric materials, such as HDPE. The corrosion degradation of this…

10.3221/IGF-ESIS.56.09Copy the DOI link

Details: Repair and rehabilitation of corroded HDPE100 pipe using a new hybrid composite PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 371 Downloads: 270 Vol. 20, No. 75 (2026) November 12, 2025 pp. 315-325

The effect of energy director on ultrasonic consolidation of multilayered composites (laminates) made from unidirectional PEEK/CF prepregs

Sergey Panin, Vladislav Alexenko

The study aims at assessing the effects of the ultrasonic consolidation parameters and the insertion of energy directors from the commercially available polyetheretherketone film ~250 µm thick on the structure and mechanical properties of…

10.3221/IGF-ESIS.75.22Copy the DOI link

Details: The effect of energy director on ultrasonic consolidation of multilayered composites (laminates) made from unidirectional PEEK/CF prepregs PDF HTML Visual Abstract

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Fatigue and Fracture of non metallic materials Views: 839 Downloads: 909 Vol. 18, No. 68 (2024) February 15, 2024 pp. 94-108

Uniaxial fatigue study of a natural-based bio-composite material reinforced with fique natural fibers

Maria C. Chaves, Dayal Castro, Alberto David Pertuz Comas

This research addresses environmental concerns by exploring environmentally friendly composite materials as substitutes for non-biodegradable synthetic fibers. The study proposes the development of polymer matrix composites reinforced with…

10.3221/IGF-ESIS.68.06Copy the DOI link

Details: Uniaxial fatigue study of a natural-based bio-composite material reinforced with fique natural fibers PDF Visual Abstract

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Fracture Views: 1,074 Downloads: 592 Vol. 14, No. 54 (2020) September 23, 2020 pp. 128-138

Finite element analysis of the behavior of bonded composite patches repair in aircraft structures

Islam El-Sagheer, Mai Taimour, Mariam Mobtasem, Amr Abd-Elhady, Hossam El-Din M. Sallam

This paper aims to analyze the multi-effects of the glass fiber reinforced polymer (GFRP) composite patch to repair the inclined cracked 2420-T3 aluminum plate. Three-dimensional finite element method (FEM) was used to study the effect of…

10.3221/IGF-ESIS.54.09Copy the DOI link

Details: Finite element analysis of the behavior of bonded composite patches repair in aircraft structures PDF Visual Abstract

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Advanced Manufacturing and Processing Views: 800 Downloads: 586 Vol. 17, No. 66 (2023) September 27, 2023 pp. 220-232

Fractography and Tensile studies on the effect of different carbon fillers reinforced hybrid nanocomposites

Balachandra P. Shetty, G. J. Naveen

The use of elastomers has become increasingly important in a variety of industries, including automotive, medical, and food packaging. The adaptability of elastomers to different mechanical stresses has made them a popular choice for these…

10.3221/IGF-ESIS.66.14Copy the DOI link

Details: Fractography and Tensile studies on the effect of different carbon fillers reinforced hybrid nanocomposites PDF Visual Abstract

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Fractography and Advanced metallography Views: 665 Downloads: 429 Vol. 14, No. 54 (2020) September 23, 2020 pp. 56-65

Mathematical data processing according to digital image correlation method for polymer composites

Dmitriy Lobanov, Elena Strungar

The paper analyses the numerical algorithms for experimental data processing using a contactless video system Vic-3D, designed for three-dimension analysis of displacement and strain fields, and digital image correlation method. The…

10.3221/IGF-ESIS.54.04Copy the DOI link

Details: Mathematical data processing according to digital image correlation method for polymer composites PDF Visual Abstract

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Fatigue and Fracture of non metallic materials Views: 1,365 Downloads: 522 Vol. 18, No. 69 (2024) April 27, 2024

Fatigue behavior of pultruded fiberglass tubes under tension, compression and torsion

Oleg Staroverov, Artur Mugatarov, Anastasia Sivtseva, Elena Strungar, Valeriy Wildemann, Aleksandr Elkin, Ivan Sergeichev

This work is devoted to an experimental investigation of fatigue behavior of pultruded fiberglass tubes under uniaxial tension, compression and torsion. Static tests were carried out; a presence of postcritical deformation stage during…

10.3221/IGF-ESIS.69.09Copy the DOI link

Details: Fatigue behavior of pultruded fiberglass tubes under tension, compression and torsion PDF Visual Abstract

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Fracture Views: 1,208 Downloads: 800 Vol. 16, No. 62 (2022) September 22, 2022 pp. 240-260

Influence of hBN and MoS2 fillers on toughness and thermal stability of carbon fabric-epoxy composites

Mr. Yermal Shriraj Rao, Dr. B. Shivamurthy, Dr. Nanjangud Subbarao Mohan, Dr. Nagaraja Shetty

Hexagonal boron nitride (hBN) and molybdenum disulfide (MoS₂) fillers of 2 to 8 wt.% influence on toughness, microhardness and thermal stability of carbon fabric-reinforced epoxy composite (CFREC) reported. Mode-I, mixed-mode I/II…

10.3221/IGF-ESIS.62.17Copy the DOI link

Details: Influence of hBN and MoS2 fillers on toughness and thermal stability of carbon fabric-epoxy composites PDF Visual Abstract

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SI: IGF27 - 27th International Conference on Fracture and Structural Integrity Views: 1,132 Downloads: 404 Vol. 18, No. 69 (2024) April 13, 2024 pp. 18-28

Titanium/FRP hybrid sandwich: in-plane flexural behaviour of short beam specimens

Costanzo Bellini, Rosario Borrelli, Vittorio Di Cocco, Stefania Franchitti, Francesco Iacoviello, Larisa Patricia Mocanu, Luca Sorrentino

Adopting novel sandwich structures with FRP (Fibre Reinforced Polymer) skins and a metallic lattice core, both of which have high specific strength and stiffness, is one way to achieve better mechanical performance while remaining…

10.3221/IGF-ESIS.69.02Copy the DOI link

Details: Titanium/FRP hybrid sandwich: in-plane flexural behaviour of short beam specimens PDF Visual Abstract

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Integrity of materials and structures Views: 394 Downloads: 554 Vol. 19, No. 73 (2025) May 13, 2025 pp. 108-130

Influence of contact interaction character on residual stresses arising over damaged area in composite plate

Sviatoslav Eleonsky, Vladimir Pisarev, Yury Matvienko, Galina Gvozdeva

New data concerning the values of residual stresses that arise as a result of the contact interaction of a spherical indenter and a flat surface of composite plate have been obtained. The studies are performed for both static indentation…

10.3221/IGF-ESIS.73.08Copy the DOI link

Details: Influence of contact interaction character on residual stresses arising over damaged area in composite plate PDF HTML Visual Abstract

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Fractography and Advanced metallography Views: 1,072 Downloads: 913 Vol. 16, No. 61 (2022) June 19, 2022 pp. 338-351

Evaluation of Tensile properties of FRP Composite Laminates under Varying Strain Rates and Temperatures

Prahlad Joshi, Sk Panigrahi

The present investigation deals with the characterization of tensile behavior of various Fiber Reinforced Polymer composites under Thermo-Mechanical loading. Five different types of Uni-Directional (UD) composites of Carbon, Glass…

10.3221/IGF-ESIS.61.23Copy the DOI link

Details: Evaluation of Tensile properties of FRP Composite Laminates under Varying Strain Rates and Temperatures PDF Visual Abstract

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Integrity of materials and structures Views: 474 Downloads: 300 Vol. 20, No. 76 (2026) January 17, 2026 pp. 82-98

Experimental study on the mechanical and tribological characteristics of pineapple leaf fiber reinforced polymer composites for biomedical applications

B. A. Praveen

New biomedical supportive and lightweight structures require the creation of sustainable polymer composites of high strength and wear resistance. This research explores the use of alkali-treated pineapple leaf fiber (PALF) reinforced epoxy…

10.3221/IGF-ESIS.76.06Copy the DOI link

Details: Experimental study on the mechanical and tribological characteristics of pineapple leaf fiber reinforced polymer composites for biomedical applications PDF HTML Visual Abstract

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Fatigue and Fracture of non metallic materials Views: 141 Downloads: 95 Vol. 20, No. 77 (2026) April 22, 2026 pp. 138-172

Phenomenological models of residual mechanical properties of polymer composites under fatigue loading: review, analysis of descriptive ability and classification

Oleg Staroverov, Artur Mugatarov, Anastasia Sivtseva, Valeriy Wildemann

In this work, a review and mathematical analysis of phenomenological models of residual strength and residual stiffness of polymer composite materials under fatigue loading have been carried out. The methodology of the analysis is…

10.3221/IGF-ESIS.77.10Copy the DOI link

Details: Phenomenological models of residual mechanical properties of polymer composites under fatigue loading: review, analysis of descriptive ability and classification PDF HTML Visual Abstract

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Fractography and Advanced metallography Views: 1,073 Downloads: 678 Vol. 17, No. 64 (2023) March 21, 2023 pp. 93-103

Mechanical and Fractured surface characterization of epoxy/red mud/fly ash/ aluminium powder filled hybrid composites for automotive applications

K. C. Anil, A.B. Hemavathi, A. Adeebpasha

In recent decades, one can observe a great increase in the replacement of traditional materials with polymer composites in high-strength and lightweight applications. High fuel consumption by automobile and aerospace vehicles built from…

10.3221/IGF-ESIS.64.06Copy the DOI link

Details: Mechanical and Fractured surface characterization of epoxy/red mud/fly ash/ aluminium powder filled hybrid composites for automotive applications PDF Visual Abstract

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Fatigue and Fracture of non metallic materials Views: 112 Downloads: 86 Vol. 20, No. 77 (2026) May 3, 2026 pp. 217-229

Flexural performance of FDM-fabricated PLA composites reinforced with short carbon fiber

R. Keshavamurthy, Raghu Yogaraju, G. S. Pradeep Kumar, Mallikarjun Biradar, B. K. Pavan kumar, S. Mohan Kumar, Shijo Thomas

Adding short carbon fiber reinforcement to thermoplastic matrices can improve the mechanical performance of additively manufactured polymer-based composites. This work examines the flexural behavior of Fused Deposition Modeling…

10.3221/IGF-ESIS.77.13Copy the DOI link

Details: Flexural performance of FDM-fabricated PLA composites reinforced with short carbon fiber PDF HTML Visual Abstract

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Advanced Manufacturing and Processing Views: 978 Downloads: 807 Vol. 17, No. 65 (2023) June 22, 2023 pp. 17-31

Mechanisms for Introduction of Pseudo Ductility in Fiber Reinforced Polymer Composites- A Review

Vinayak S Uppin, Shivakumar Gouda, I.Sridhar

Advanced polymer matrix composites are gaining the market in their way due to their exceptional specific stiffness, specific strength, fatigue, and corrosion resistance in the field of Auto-Tech, Aero-Tech, Biotech, etc. However, the lack…

10.3221/IGF-ESIS.65.02Copy the DOI link

Details: Mechanisms for Introduction of Pseudo Ductility in Fiber Reinforced Polymer Composites- A Review PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 603 Downloads: 481 Vol. 13, No. 49 (2019) June 23, 2019 pp. 396-411

Computational multi-scale analysis of simultaneous processes of delamination and damage accumulation in laminated composites

Mikhail Tashkinov

When studying mechanical behavior of structures made of laminated polymer composite materials, issues related to their relatively high susceptibility to damage, such as delamination, fiber breakage and matrix failure, play significant…

10.3221/IGF-ESIS.49.39Copy the DOI link

Details: Computational multi-scale analysis of simultaneous processes of delamination and damage accumulation in laminated composites PDF Visual Abstract

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SI: Modeling in Structural Integrity Views: 664 Downloads: 378 Vol. 19, No. 73 (2025) May 7, 2025 pp. 74-87

Predictive modeling of PMMA-based polymer composites reinforced with hydroxyapatite: a machine learning and FEM approach

Rohit Kumar Singh, Khyati Verma, G. C. Mohan Kumar

This research examines the mechanical characteristics of polymer composites (PMMA) that are reinforced with Hydroxyapatite (HAp), with a particular emphasis on the Elastic Modulus and Compressive Strength. The investigation employs a…

10.3221/IGF-ESIS.73.06Copy the DOI link

Details: Predictive modeling of PMMA-based polymer composites reinforced with hydroxyapatite: a machine learning and FEM approach PDF HTML Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 633 Downloads: 503 Vol. 18, No. 67 (2024) December 17, 2023 pp. 259-279

Computer simulation of stress-strain states in zygomatic bones after complex installation of implants

Timur Dibirov, Aleksey Drobyshev, Eduard Kharazyan, Nikolay Redko, Egor Pankov, Alexander Kozulin, Sergey Panin, Sergey Arutyunov

The research addresses evaluation of stress-strain state (SSS) in the “zygomatic bones–implants–denture base” system by varying the type and number of the zygomatic implants, as well as applying loads. The load magnitude was varied over a…

10.3221/IGF-ESIS.67.19Copy the DOI link

Details: Computer simulation of stress-strain states in zygomatic bones after complex installation of implants PDF Visual Abstract

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Integrity of materials and structures Views: 66 Downloads: 25 Vol. 20, No. 77 (2026) May 25, 2026 pp. 316-339

Parametric analysis of carbon nanofiber effects on mechanical properties and abrasion resistance of GF/PPS hybrid composites

Suresha B, Arun Y C, Ravishankar R, Pradeep Kumar V G, Tejas M R

The focus of this research was to investigate the effects of carbon nanofiber (CNF) reinforcement on the mechanical performance, interfacial characteristics, and abrasive wear behavior of short glass fiber/polyphenylene sulfide (GF/PPS)…

10.3221/IGF-ESIS.77.19Copy the DOI link

Details: Parametric analysis of carbon nanofiber effects on mechanical properties and abrasion resistance of GF/PPS hybrid composites PDF HTML Visual Abstract

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Fatigue Views: 504 Downloads: 355 Vol. 14, No. 53 (2020) July 19, 2020 pp. 134-140

Physical Parameters of Polymer Composite Materials Created on the Basis of Low and High Molecular Weight Rubbers

E. Nurullaev, N. Y. Lyubimova, T. A. Gertsen

ABSTRACT. The theoretical foundations of the structural and mechanical behavior of filled three-dimensional cross-linked elastomers are supplemented. Numerical experiments are carried out, based on the data of numerical experiments, three…

10.3221/IGF-ESIS.53.11Copy the DOI link

Details: Physical Parameters of Polymer Composite Materials Created on the Basis of Low and High Molecular Weight Rubbers PDF Visual Abstract

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Impact & Dynamics Views: 626 Downloads: 535 Vol. 15, No. 55 (2021) December 28, 2020 pp. 88-109

Experimental and numerical optimization study of shock wave damping in aluminum panel sandwich

Masoud Rahmani, Amin Moslemi Petrudi

Sandwich panels with polymer composite and light core composites are widely used in aircraft and spacecraft, vessels, trains, submarines, and cars. Due to their high strength to weight ratio, high stability, and high corrosion resistance…

10.3221/IGF-ESIS.55.07Copy the DOI link

Details: Experimental and numerical optimization study of shock wave damping in aluminum panel sandwich PDF Visual Abstract

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Miscellanea Views: 1,198 Downloads: 607 Vol. 12, No. 46 (2018) September 27, 2018 pp. 319-331

Characterization of Isogrid Structure in GFRP

Costanzo Bellini, Luca Sorrentino

Lightening parts, maintaining also a high strength, is a request of the transport industry. Isogrid structures represent one of the best answer to face these issues, especially if composite materials are considered for their production.…

10.3221/IGF-ESIS.46.29Copy the DOI link

Details: Characterization of Isogrid Structure in GFRP PDF Visual Abstract

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