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Reliability and Life Extension of Components Views: 490 Downloads: 393 Vol. 15, No. 58 (2021) September 25, 2021 pp. 65-76

Evaluation of rheological performance of a local modified bitumen by Styrene Butadiene Styrene polymer used in wearing course

Kebaili Kebaili, Mohammed Boucherba, Mohamed Djouhri, Mustapha Kebaili

In road construction, bitumen is the binder that gathered the different aggregates of road pavements. Bitumen, as a viscoelastic material, influences considerably the rheological behavior of bitumen concrete. The bitumen used in Algeria…

10.3221/IGF-ESIS.58.05

Details: Evaluation of rheological performance of a local modified bitumen by Styrene Butadiene Styrene polymer used in wearing course PDF Visual Abstract

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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.77.17

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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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.41.48

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: 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.66.09

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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Fatigue Views: 868 Downloads: 564 Vol. 14, No. 53 (2020) July 19, 2020 pp. 202-209

Fatigue Analysis of Bitumen Modified with Composite of Nano-SiO2 and Styrene Butadiene Styrene Polymer

Sajad Rezaei, Seyed Mohsen Damadi, Ali Edrisi, Mansour Fakhri, Mohammad Worya Khordehbinan

Since fatigue cracking is caused in the middle-temperature conditions due to the stresses from heavy traffic and as the bitumen plays a very important role in controlling this failure, therefore, in recent years, the production of the…

10.3221/IGF-ESIS.53.17

Details: Fatigue Analysis of Bitumen Modified with Composite of Nano-SiO2 and Styrene Butadiene Styrene Polymer 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.69.02

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: 444 Downloads: 487 Vol. 19, No. 74 (2025) September 11, 2025 pp. 358-372

A novel approach to estimation of residual strength of laminated polymer composites under compression after impact

Oleg Staroverov, Anastasia Sivtseva, Artur Mugatarov, Sevastyan Koksharov

This work is dedicated to the experimental study of the influence of preliminary dynamic loading on the residual strength of the laminated polymer composite under compression. A series of low-velocity transverse drop-weight impact tests in…

10.3221/IGF-ESIS.74.22

Details: A novel approach to estimation of residual strength of laminated polymer composites under compression after impact PDF HTML 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.62.17

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

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Miscellanea Views: 785 Downloads: 413 Vol. 9, No. 31 (2015) December 17, 2014 pp. pages 120-126

Dependence of the mechanical fracture energy of the polymeric composite material from the mixture of filler fractions

E. M. Nurullaev, A. S. Ermilov

This paper for the first time presents an equation for calculating the mechanical fracture energy of the polymeric composite material (PCM) with regard to the basic formulation parameters. By means of the developed computer program the…

10.3221/IGF-ESIS.31.09

Details: Dependence of the mechanical fracture energy of the polymeric composite material from the mixture of filler fractions PDF

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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.74.10

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

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Miscellanea Views: 1,107 Downloads: 904 Vol. 16, No. 62 (2022) September 22, 2022 pp. 26-53

Numerical investigation on strengthening steel beams with web openings using GFRP

Hamda Guedaoura, Yazid Hadidane, Mohammed J Altaee

This study presents the first investigation into the use of glass fiber reinforced polymer GFRP to strengthen steel beams with web openings. Based on previous research about the strengthening of steel beams with web perforation using…

10.3221/IGF-ESIS.62.03

Details: Numerical investigation on strengthening steel beams with web openings using GFRP PDF Visual Abstract

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Integrity of materials and structures Views: 150 Downloads: 93 Vol. 20, No. 77 (2026) April 16, 2026 pp. 89-106

Mechanical and tomographic characterisation of recycled Carbon Fibre Reinforced Polymer (rCFRP) using a fully mechanical environmentally friendly process

Andrea Casaroli, Marco Virginio Boniardi, Edoardo Scabini

The widespread use of carbon fibre-reinforced polymer (CFRP) composites in sectors such as aerospace and aviation calls for the adoption of sustainable recycling protocols. This research evaluates the mechanical and tomographic…

10.3221/IGF-ESIS.77.07

Details: Mechanical and tomographic characterisation of recycled Carbon Fibre Reinforced Polymer (rCFRP) using a fully mechanical environmentally friendly process 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.64.06

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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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.75.22

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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SI: Design of Civil Environmental Engineering Views: 847 Downloads: 550 Vol. 13, No. 47 (2019) December 2, 2018 pp. 169-185

The impacts of type and proportion of five different asphalt modifiers on the low temperature fracture toughness and fracture energy of modified HMA

Mehdi Fallah Tafti, Seyyed Abuzar Hoseini Aqda, Hamed Motamedi

Low temperature fracture toughness and fracture energy are two important measures that could be used to investigate the impacts of using asphalt modifiers on the performance of asphalt pavements in cold regions. The aim of this research…

10.3221/IGF-ESIS.47.14

Details: The impacts of type and proportion of five different asphalt modifiers on the low temperature fracture toughness and fracture energy of modified HMA PDF 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.68.06

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

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Analytical, computational and physical models Views: 595 Downloads: 261 Vol. 19, No. 73 (2025) May 11, 2025 pp. 88-107

A study on the crack presence effect on dynamical behavior of higher-order Quasi-3D composite steel-polymer concrete box section beams via DQFEM

Nassim Laouche, Ahmed Saimi, Ismail Bensaid, Mouloud Dahmane, Hassen Ait Atmane

This paper presents a dynamic and critical buckling analysis of the presence of a crack of steel-polymer concrete composite beams modelled using a refined quasi 3D beam theory. The beam model is a hollow steel box section filled with a…

10.3221/IGF-ESIS.73.07

Details: A study on the crack presence effect on dynamical behavior of higher-order Quasi-3D composite steel-polymer concrete box section beams via DQFEM HTML 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.73.06

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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Miscellanea Views: 871 Downloads: 430 Vol. 5, No. 16 (2011) pp. pages 28-33

Damages to stent stabilized left ventricular pacemaker electrodes during simulated lead extraction

Romola Laczkó, Tibor Balázs, Eszter Bognár, János Ginsztler

During biventricular pacemaker implantation stents can be applied for coronary sinus lead stabilization to prevent lead dislocations. A lot of issues have been raised in connection with the use of the stent. In some cases the implanted…

10.3221/IGF-ESIS.16.03

Details: Damages to stent stabilized left ventricular pacemaker electrodes during simulated lead extraction PDF

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Structural Integrity and Durability of Structures Views: 1,098 Downloads: 774 Vol. 17, No. 64 (2023) March 21, 2023 pp. 240-249

An assessment of HDPE fillers and Fiber Wrapping on the strength of Reinforced Concrete

Shivakumar Gouda

Fiber-reinforced polymer (FRP) is the most promising technique in the present era to bring sustainability, reliability, and pseudo ductility to concrete structures due to its superior properties. Thermoplastic and thermoset polymers are…

10.3221/IGF-ESIS.64.16

Details: An assessment of HDPE fillers and Fiber Wrapping on the strength of Reinforced Concrete 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.77.13

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

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Miscellanea Views: 1,456 Downloads: 0 Vol. 8, No. 30 (2014) September 10, 2014 pp. pages 127-137

Photoelastic stress analysis assisted evaluation of fracture toughness in hydrothermally aged epoxies

G. Pitarresi, A. Toscano, M. Scafidi, M. Di Filippo, S. Alessi, G. Spadaro

The present work has investigated the fracture toughness of a model DGEBA epoxy system subject to Hidro-Thermal aging. A Photoelastic Stress Analysis technique has been implemented, showing the evolution of stresses arising throughout the…

10.3221/IGF-ESIS.30.17

Details: Photoelastic stress analysis assisted evaluation of fracture toughness in hydrothermally aged epoxies PDF PDF

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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.77.10

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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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.69.09

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

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 625 Downloads: 839 Vol. 16, No. 59 (2022) December 22, 2021 pp. 62-77

Finite element modeling of flexural behavior of reinforced concrete beams externally strengthened with CFRP sheets

Mahmoud Madqour

In this research, the finite element method is used to develop a numerical model to analyse the effect of the external strengthening of reinforced concrete beams by using carbon Fiber Reinforced Polymer (CFRP) sheets. A finite element…

10.3221/IGF-ESIS.59.05

Details: Finite element modeling of flexural behavior of reinforced concrete beams externally strengthened with CFRP sheets PDF Visual Abstract

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SI: Fracture and Structural integrity: ten years of F&IS Views: 1,012 Downloads: 563 Vol. 13, No. 47 (2019) December 12, 2018 pp. 294-302

Comparison of tensile strength and fracture toughness under mode I and II loading of co-cured and co-bonded CFRP joints

Alessandro Pirondi, Fabrizio Moroni, Chiara Pernechele, Arturo Gaita, Luca Vescovi

Adhesive bonding is the elective joining system between Carbon-Fiber Reinforced Polymer (CFRP) parts because, with respect to fastening, it allows a large connection area, no additional parts (hence weight saving) and no need to drill…

10.3221/IGF-ESIS.47.22

Details: Comparison of tensile strength and fracture toughness under mode I and II loading of co-cured and co-bonded CFRP joints PDF Visual Abstract

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SI: Modeling in Structural Integrity Views: 692 Downloads: 354 Vol. 19, No. 71 (2025) October 31, 2024 pp. 182-192

Numerical study of delamination process of the CFRP composite

Eva Kormaníková, Kamila Kotrasova

A quasi-static approach for an interface damage model, incorporating Rayleigh damping for viscoelastic carbon fiber reinforced polymer composites, is introduced. The interface traction-relative displacement behavior is modeled using a thin…

10.3221/IGF-ESIS.71.13

Details: Numerical study of delamination process of the CFRP composite PDF HTML 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.54.04

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

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Miscellanea Views: 1,086 Downloads: 806 Vol. 8, No. 30 (2014) September 8, 2014 pp. pages 317-326

Mechanical behavior of a sandwich with corrugated GRP core: numerical modeling and experimental validation

D. Tumino, T. Ingrassia, V. Nigrelli, G. Pitarresi, V. Urso Miano

In this work the mechanical behaviour of a core reinforced composite sandwich structure is studied. The sandwich employs a Glass Reinforced Polymer (GRP) orthotropic material for both the two external skins and the inner core web. In…

10.3221/IGF-ESIS.30.39

Details: Mechanical behavior of a sandwich with corrugated GRP core: numerical modeling and experimental validation PDF

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Reliability and Life Extension of Components Views: 1,589 Downloads: 651 Vol. 14, No. 52 (2020) March 2, 2020 pp. 211-229

Effect of aggregate type on moisture susceptibility of modified cold recycled mix asphalt: evaluation by mechanical tests and Surface Free Energy method

Hassan Latifi, Nahid Amini

There are deficiencies associated with cold mix asphalts, specifically, cold recycled mix asphalts in comparison with hot mix asphalt or hot recycled mix asphalt such as higher moisture susceptibility. Moisture damage of asphalt mixtures…

10.3221/IGF-ESIS.52.17

Details: Effect of aggregate type on moisture susceptibility of modified cold recycled mix asphalt: evaluation by mechanical tests and Surface Free Energy method PDF Visual Abstract

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Miscellanea Views: 1,542 Downloads: 604 Vol. 8, No. 29 (2014) July 9, 2014 pp. pages 364-375

Development of biodegradable magnesium alloy stents with coating

Lorenza Petrini, Wei Wu, Dario Gastaldi, Lina Altomare, Silvia Farè, Francesco Migliavacca, Ali Gökhan Demir, Barbara Previtali, Maurizio Vedani

Biodegradable stents are attracting the attention of many researchers in biomedical and materials research fields since they can absolve their specific function for the expected period of time and then gradually disappear. This feature…

10.3221/IGF-ESIS.29.32

Details: Development of biodegradable magnesium alloy stents with coating PDF

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Miscellanea Views: 964 Downloads: 504 Vol. 13, No. 48 (2019) March 8, 2019 pp. 648-665

Localized wrinkling of metal films on elastic and liquid substrates

Yi Sun, Liping Yan, Benyong Chen, Wei Song, Filippo Berto

Global and localized wrinkling phenomena in films/substrates have been widely studied by means of experiment and theoretical analyses in the past two decades. They have shown broad application prospect in microstructure manufacture. The…

10.3221/IGF-ESIS.48.62

Details: Localized wrinkling of metal films on elastic and liquid substrates PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 203 Downloads: 145 Vol. 20, No. 77 (2026) April 3, 2026 pp. 13-26

Effect of continuous carbon fiber layup architecture on tensile performance of hybrid FDM composites

Evgeniy Lobov, Mikhail Tashkinov

Hybrid continuous fiber–reinforced composites produced by fused deposition modeling (FDM) offer a promising solution for lightweight load-bearing structures. However, their mechanical performance is strongly governed by internal…

10.3221/IGF-ESIS.77.02

Details: Effect of continuous carbon fiber layup architecture on tensile performance of hybrid FDM composites PDF HTML Visual Abstract

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Advanced Manufacturing and Processing Views: 1,307 Downloads: 927 Vol. 14, No. 53 (2020) July 19, 2020 pp. 66-80

Experimental Analysis of the Physical Degradation of Polymers – The Case of Polymethyl Methacrylate

Afaf Kaddouri, Boualem Serier, Khacem Kaddouri, Mohamed Belhouari

Polymers are known to be sensitive to aging; their lifetime can be predicted through experimental tests. The present paper presents an experimental study on the long-term performance of polymethyl methacrylate (PMMA) exposed to solar and…

10.3221/IGF-ESIS.53.06

Details: Experimental Analysis of the Physical Degradation of Polymers – The Case of Polymethyl Methacrylate PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 710 Downloads: 382 Vol. 19, No. 74 (2025) September 9, 2025 pp. 321-341

Dynamic damage analysis of carbon fiber reinforced polymer composite pressure vessels

Kamal M. Hammad, Iuliia A. Sadykova, Eugene N. Prokopev, Galina V. Tyurina, Semen D. Ignatyev, Eugene S. Statnik

This study investigates spall damage and failure in Carbon Fiber-Reinforced Polymer (CFRP) pressure vessels under explosive internal loading using stimulated electric discharge. Analytical modeling, validation with published experimental…

10.3221/IGF-ESIS.74.20

Details: Dynamic damage analysis of carbon fiber reinforced polymer composite pressure vessels PDF HTML 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.76.06

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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SI: Russian mechanics contributions for Structural Integrity Views: 793 Downloads: 969 Vol. 18, No. 68 (2024) March 15, 2024 pp. 390-409

Ultrasonic welding of lap joints of PEI plates with PEI/CF-fabric prepregs

Vladislav Alexenko, Defang Tian, Sergey Panin, Svetlana Bochkareva, Iliya Panov

In this study, ultrasonic welding (USW) of lap joints of polyetherimide (PEI) plates (adherends) with carbon fiber (CF) prepregs impregnated with PEI was investigated. No energy director (ED) was used, so binder contents were varied in the…

10.3221/IGF-ESIS.68.26

Details: Ultrasonic welding of lap joints of PEI plates with PEI/CF-fabric prepregs PDF Visual Abstract

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Miscellanea Views: 1,179 Downloads: 768 Vol. 10, No. 38 (2016) October 3, 2016 pp. Pages 377-391

Evaluation of the increased load bearing capacity of steel beams strengthened with pre-stressed FRP laminates

S. Bennati, D. Colonna, P.S. Valvo

We analyse the problem of a simply supported steel beam subjected to uniformly distributed load, strengthened with a pre-stressed fibre-reinforced polymer (FRP) laminate. We assume that the laminate is first put into tension, then bonded…

10.3221/IGF-ESIS.38.47

Details: Evaluation of the increased load bearing capacity of steel beams strengthened with pre-stressed FRP laminates PDF

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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.65.02

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

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Miscellanea Views: 792 Downloads: 478 Vol. 12, No. 46 (2018) September 26, 2018 pp. 275-284

Experimental Research on the Instantaneous and Long-Term Deflections of Pre-Cracked Concrete Beams Enhanced by Carbon Fibre Reinforced Polymer

Shiyong Jiang, Tao Cai, Shijuan Wu, Weilai Yao

This paper aims to disclose the influence law of cracks on instantaneous and long-term deflections of reinforced beam. For this purpose, four concrete beams were created, pre-loaded to varied degrees of cracking, and reinforced with carbon…

10.3221/IGF-ESIS.46.25

Details: Experimental Research on the Instantaneous and Long-Term Deflections of Pre-Cracked Concrete Beams Enhanced by Carbon Fibre Reinforced Polymer PDF Visual Abstract

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Miscellanea Views: 903 Downloads: 676 Vol. 10, No. 38 (2016) October 3, 2016 pp. Pages 92-98

Effect of molding processes on multiaxial fatigue strength in short fibre reinforced polymer

Takahiko Sawada, Hiroshi Aoyama

This study concerns the multiaxial static and fatigue strength properties. Short-glass-fibre-reinforced phenolic-resin composites (SGP) molded by injection and compression processes were subjected to tensiontorsion combined static and…

10.3221/IGF-ESIS.38.12

Details: Effect of molding processes on multiaxial fatigue strength in short fibre reinforced polymer PDF

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Miscellanea Views: 580 Downloads: 480 Vol. 13, No. 49 (2019) June 24, 2019 pp. 748-762

Prediction of thermomechanical behavior of acrylonitrile butadiene styrene using a newly developed nonlinear damage-reliability model

Abderrazak En-naji, N. Mouhib, H. Farid, M. El Ghorba

The aim of this work was to evaluate the influence of temperature on the mechanical behavior of an amorphous polymer, namely acrylonitrile butadiene styrene (ABS), based on a series of uniaxial tensile tests on smooth specimens at…

10.3221/IGF-ESIS.49.67

Details: Prediction of thermomechanical behavior of acrylonitrile butadiene styrene using a newly developed nonlinear damage-reliability model PDF Visual Abstract

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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.46.15

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

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Integrity of materials and structures Views: 890 Downloads: 339 Vol. 19, No. 72 (2025) January 9, 2025 pp. 34-45

Improved flexural behaviour of reinforced concrete beam strengthened using stainless steel wire mesh

Shail Shah, Parth Raithatha, Sunil Raiyani

The paper presents an experimental investigation of the flexural behaviour of reinforced concrete (RC) beam elements strengthened externally with stainless steel wire mesh (SSWM). SSWM has the potential to be an alternative composite…

10.3221/IGF-ESIS.72.04

Details: Improved flexural behaviour of reinforced concrete beam strengthened using stainless steel wire mesh PDF HTML Visual Abstract

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Miscellanea Views: 783 Downloads: 474 Vol. 5, No. 15 (2011) pp. pages 29-34

Design and experimental characterization of a 350 W High Temperature PEM fuel cell stack

N. Zuliani

High Temperature Proton Exchange Membrane (HT PEM) fuel cell based on polybenzimidazole (PBI) polymer and phosphoric acid, can be operated at temperature between 120 °C and 180 °C. Reactants humidification is not required and CO content up…

10.3221/IGF-ESIS.15.04

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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.74.13

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 740 Downloads: 634 Vol. 18, No. 67 (2024) December 17, 2023 pp. 319-336

Retrofitting of Box Section Concrete Beams to Resist Shear and Torsion Using Near-Surface-Mount (NSM) GFRP Stirrups

Ahmed Mahmoud, Moaz A. Nasser, Tarek S. Mostafa, Ahmed N. Khater

There are a few kinds of research about box section Reinforced Concrete (RC) beams under the effect of combined shear and torsional stresses. In the present research, the concept of adding external strengthening, in the transverse…

10.3221/IGF-ESIS.67.23

Details: Retrofitting of Box Section Concrete Beams to Resist Shear and Torsion Using Near-Surface-Mount (NSM) GFRP Stirrups PDF Visual Abstract

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Advanced Manufacturing and Processing Views: 1,080 Downloads: 996 Vol. 15, No. 55 (2021) December 28, 2020

Parametric Study Of Friction Stir Spot Welding (FSSW) For Polymer Materials Case Of High Density Polyethylene Sheets: Experimental And Numerical Study

Djilali Benyerou, El Bahri Ould Chikh, Habib Khellafi, Hadj Miloud Meddah, Ali Benhamena, Kaddour Hachelaf, Abdellah Lounis

Friction stir spot welding (FSSW) is a very important part of conventional friction stir welding (FSW) which can be a replacement for riveted assemblies and resistance spot welding. This technique provides high quality joints compared to…

10.3221/IGF-ESIS.55.11

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SI: Russian mechanics contributions for Structural Integrity Views: 470 Downloads: 340 Vol. 19, No. 73 (2025) April 5, 2025 pp. 1-11

The assessment of the severity of local impact on a pro-bionic composite lattice shell by the use of fiber-optic sensors

Sergei Sapozhnikov, Evgeny Dubovikov

The paper considers a pro-bionic lattice shell (PBLS) for civil aviation structures and the problem of getting the parameters of a local low-velocity impact taking the value of residual strain by fiber optic sensors (FOS) installed in…

10.3221/IGF-ESIS.73.01

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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.49.39

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