Mohammadali Shirinbayan

• Ph.D Mechanics & Materials
• Researcher at Arts et Métiers

The present work explores the transformation of conventional Fused Filament Fabrication (FFF) 3D printers into smart, interconnected systems through the integration of Machine Learning (ML) and Industry 4.0 technologies. The flexibility of Additive Manufacturing (AM) in producing complex, customized components is highlighted, while the significant...

This study investigates the relationship between microstructure and mechanical properties of carbon fiber reinforced epoxy composites, specifically in the context of lightweight hydrogen storage pressure vessels manufactured by the filament winding process. The filament winding technique often introduces variability in fiber orientation and porosit...

The variability of microstructures in the SMC composite induced by the manufacturing process is very important. The volumetric fraction and reinforcement orientation distribution significantly affect the material’s mechanical properties in both the elastic and nonlinear phases, associated with the development of damage phenomena. The distribution o...

Hydrogen‐fueled vehicles, recognized for their environmental benefits as they emit only water vapor, represent a sustainable alternative to traditional cars. This paper investigates the relationship between the microstructure and mechanical properties of carbon fiber‐reinforced epoxy composites used to manufacture lightweight hydrogen storage press...

This study investigates the degradation process of composite materials used in high‐pressure hydrogen storage vessels by employing advanced computational techniques. A recurrent neural network, specifically a bidirectional long short‐term memory (Bi‐LSTM) network, is utilized to predict the temporal evolution of ductile damage. The key degradation...

La fabrication additive (FA) permet la réalisation de pièces complexes par dépôt de matière couche par-couche. Cette technologie longtemps réservée à la fabrication de pièce d'aspect est désormais utilisée pour la réalisation de pièces et prototypes fonctionnels. Elle peut aussi être très économique dans le cas de pièces complexes à produire de faç...

Additive manufacturing (AM) has emerged as a commonly utilized technique in the manufacturing process of a wide range of materials. Recent advances in AM technology provide precise control over processing parameters, enabling the creation of complex geometries and enhancing the quality of the final product. Moreover, Machine Learning (ML) has becom...

This paper investigates the limits of a Fused Deposition Modeling (FDM) process for the fabrication of solid and hollow microneedle patches. Polylactic acid (PLA), a biodegradable and biocompatible polymer, was used as the printing material. For solid microneedles, the effect of 3D printing parameters on the final quality of printed microneedles wa...

Microneedles are an emerging class of transdermal drug delivery systems for biomedical applications. These devices allow minimally invasive and painless drug delivery, making them an attractive alternative to hypodermic injections. This paper focuses on the study of polymer‐based solid microneedles fabrication process using the fused deposition mod...

The aim of this article is to study the degradation of a composite material under static pressure. The high pressure condition is similar to the one encountered inside hydrogen tanks. Damage modeling was used to evaluate the behavior of hydrogen tanks to high pressure. A practical approach, coupling a finite element method (FEM) simulation and mach...

This study aims to analyze the effect of processing parameters, particularly the cooling rate, on the morphology and mechanical properties of reinforced glass fiber polypropylene (GF‐PP) films. To achieve the objective, a multi‐scale analysis was performed to study the different morphology of neat PP and reinforced PP films obtained by controlling...

This paper investigates the effects of hygrothermal aging on PA6 filaments used as raw material in fused filament fabrication (FFF). The filaments were subjected to various aging conditions to evaluate their physicochemical and thermomechanical properties. The results show that water was uniformly absorbed at all aging temperatures, although the ki...

Manufacturing processes significantly influence microstructural variations in short fiber reinforced composites, which affect damage characteristics and fatigue life. Accurate fatigue life prediction is critical, especially when considering the impact of these manufacturing induced microstructural nuances. In this study, we investigate how manufact...

Progress in hydrogen fuel powered systems has been propelled by the implementation of secure, reliable, and cost-effective hydrogen storage and transportation technologies. The fourth category, distinguished by a polymer liner serving as a hydrogen diffusion barrier, fully encapsulated within a fiber-reinforced composite to bestow structural integr...

This study numerically and experimentally investigates an optimized centrifugal compressor, fabricated by additive manufacturing technology. Additive manufacturing has attracted a lot of attention in industry and research and development studies due to its ability to fabricate parts of complex shapes with economic costs. In this regard, the compres...

The thermocompression molding process allows composites to be made with longer fibers compared to injection molding and extrusion. However, during thermo-compression molding fiber-reinforced composites are exposed to complex effects, which can lead to specific fiber orientation/distribution and therefore affect the mechanical properties. The aim of...

The notion of renewable energy has become deeply ingrained in the world, captivating an increasing number of researchers and industry professionals who invest substantial resources to advance the development of more efficient systems. While large-scale wind turbine blades currently reach lengths exceeding 50 m and are typically manufactured as sing...

Long glass fiber thermoplastic laminates have garnered significant attention for their potential use in designing structural parts across various sectors, including automotive, aerospace, and petroleum. The growing demand for lightweight and reliable materials in hydrogen vessel reservoirs, intended for future vehicles, necessitates understanding t...

In the recent years, additive manufacturing (AM) has been widely expanded for manufacturing the polymer and polymer-based composite parts. The main drawback of the material extrusion additive manufactured parts is the weaker mechanical properties in comparison to the manufactured parts by the conventional methods. The stated weak mechanical propert...

Fused filament fabricated (FFF) parts generally show anisotropic mechanical properties. Moreover, the anisotropy in FFF-printed parts varies with polymeric materials, depending on their characteristic relaxation and/or crystallization behavior. To acquire an in-depth understanding of the mechanical anisotropy induced by the FFF technique, polypheny...

The design of 700‐bar composite tanks considering the safety factor imposes resistance to a bursting pressure greater than 1645 bars remains difficult which leads to the addition of carbon fibers. On the other hand, the specifications in terms of mass storage capacity and cost require the quantity of this same fiber to be limited. Thus, the optimal...

Utilization of additive manufacturing (AM) is widespread in many industries due to its unique capabilities. These material extrusion methods have been developed extensively for manufacturing polymer and polymer composite materials. The raw material in filament form are liquefied in the liquefier section and are consequently extruded and deposited o...

In this study, in-vitro experiments were performed to investigate the drug release from a single strut of a drug-eluting stent with respect to the systolic-diastolic flow and the continuous flow. Regarding, a test bench comprising a single strut and agarose gel as an arterial wall model was designed. The model chosen represents a large-scaled strut...

Stereolithography (SLA) is becoming an important fabrication method among the different additive manufacturing techniques. This study investigates the effect of high strain rate on mechanical behavior, considering the fact that materials can be shown different mechanical properties under rapid straining compared to quasi-static loading. In addition...

Stereolithography (SLA) is becoming an important fabrication method among the different additive manufacturing (AM) techniques. This study investigates the effect of high strain rate on mechanical behavior, considering the fact that, materials can be shown different mechanical properties under rapid straining compared to quasi-static loading. In ad...

This paper investigates the effect of different additive manufacturing process parameters such as chamber temperature, Printing temperature, layer thickness, and print speed on five essential parameters that characterize the manufactured components: cylindricity, circularity, strength, and Young's modulus, and deformation by Gray Relational Analysi...

This paper concerns the coupling effect of strain rate and temperature on the damage mechanical properties of the long-glass-fiber-reinforced polypropylene (GF50-PP) composite produced by the thermocompression process. Composite plates of GF50-PP have been employed to study the effect of glass fiber distribution on the mechanical properties of the...

The drug release profile of drug-eluting stents (DESs) is affected by a number of factors, including the formulation, design, and physicochemical properties of the utilized material. DES has been around for twenty years and despite its widespread clinical use, and efficacy in lowering the rate of target lesion restenosis, it still requires addition...

Herein, the effect of processing parameters including infill pattern and reinforcement type on the dimensional accuracy of products manufactured by the fused filament fabrication (FFF) process as well as the mechanical performance is studied. The reinforcements used to manufacture the PA6 composite are carbon, Kevlar, and glass fibers. The compress...

The use of additive manufacturing has been widely developed in the industry due to its ability to make complex shapes. The use of reinforcing fibers has provided a wider design capability in this field. Due to the effect of the number of fibers reinforced used on the mechanical properties, the study of the obtained mechanical properties is of great...

Bonding of parts produced by fused filament fabrication (FFF) significantly depends on the temperature profile of filaments depositing one top of each other. It is necessary to evaluate the temperature profile during fabrication of structures using both theoretical and experimental approaches. This work describes the overall heat transfer (using fi...

Additive manufacturing (AM) has attracted a lot of attention in the industry and studies due to the ability to fabricate parts in different sizes and shapes along with economic costs. Among the different three‐dimensional (3D) printing methods, stereolithography (SLA) is becoming an important method. The objective of this work is to investigate the...

It is clear that viruses, especially COVID-19, can cause infection and injure the human body. These viruses can transfer in different ways, such as in air transfer, which face masks can prevent and reduce. Face masks can protect humans through their filtration function. They include different types and mechanisms of filtration whose performance dep...

The effect of molecular weight on the crystallization behavior of poly(lactic acid) (PLA) both isothermally and non‐isothermally was studied using differential scanning calorimetry and polarized optical microscopy. Two distinct crystal forms (α and α′) were investigated under normal conditions of crystallization for different molecular weights. Usi...

The non-isothermal crystallization of the isotactic Polypropylene (iPP) was studied using differential scanning calorimetry and polarizing optical microscopy. Jeziorny’s model and Ozawa’s theoretical approaches were applied to study the non-isothermal kinetics of the iPP. Jeziorny’s approach proved to be the most relevant model to the present mater...

Impellers are referred to as a core component of turbomachinery. The use of impellers in various applications is considered an integral part of the industry. So, increased performance and the optimization of impellers have been the center of attention of a lot of studies. In this regard, studies have been focused on the improvement of the efficienc...

The microstructure deformation of semi-crystalline isotactic polypropylene (iPP) has been studied at a multiscale under a polarizing optical microscope. Using an original machine, the evolution of the microstructure as a function of stress, during a tensile test, was monitored with several photos. Images were captured using a numeric camera every s...

One of the most widely used additive manufacturing (AM) methods is Fused Filament Fabrication (FFF), which can produce complex geometry parts. In this process, a continuous filament of thermoplastic material is deposited layer by layer to make the final piece. One of the essential goals in the production of parts with this method is to produce part...

Fused filament fabrication (FFF) is a layer-by-layer additive manufacturing (AM) process for producing parts. For industries to gain a competitive advantage, reducing product development cycle time is a basic goal. As a result, industries’ attention has turned away from traditional product development processes toward rapid prototyping techniques....

Fused filament fabrication (FFF), an additive manufacturing technique, unlocks alternative possibilities for the production of complex geometries. In this process, the layer-by-layer deposition mechanism and several heat sources make it a thermally driven process. As heat transfer plays a particular role and determines the temperature history of th...

L'étude a pour objet de modéliser les caractéristiques rhéologiques des pièces imprimées en 3D. Pour atteindre cet objectif, une étude bibliographique a été réalisée sur les effets des principales variables du processus de l'évolution de la température et leur impact sur les caractéristiques rhéologiques. Puisque les caractéristiques rhéologiques t...

The paper presents optimization of Fused Deposition Modeling process parameters to improve the cylindricity of 3d printed parts with the Taguchi optimization method. The effect of thickness, infill pattern, number of walls, and Layer height was investigated as variable parameters for experiments on cylindricity. Parts were manufactured by the MarkF...

3D printing, an additive manufacturing process, draws particular attention due to its ability to produce components directly from a 3D model; however, the mechanical properties of the produced pieces are limited. In this paper, we present, from the experimental aspect, the fatigue behavior and damage analysis of polylactic acid (PLA)-Graphene manuf...

Advanced sheet molding compounds (A-SMC) are a new generation of alternative materials to steels for applying in automotive structures. It contains a thermoset matrix involving mineral charge (CaCO3) reinforced with a high fraction of discontinuous bundles of glass fibers (around 50% in mass) compared to the other types of SMC composites. The crash...

In this paper, glass fiber-reinforced polypropylene (GF50-PP) composite composed of long fibers was prepared by the thermo-compression process for the very first time. This composite presents high mechanical strength and is used in infrastructures, which demand resistance against severe conditions. Mechanical strength and multi-scale damage analysi...

The fused filament fabrication (FFF) process of polymer‐based composites has been developed due to its capability to make complex geometries and shapes with reasonable mechanical properties. However, the improvement of mechanical properties of the obtained parts and products are still under study and are interesting for designers. There are several...

Drug-eluting stents are desirable platforms for local medicine delivery. However, the incorporation of drugs into polymers can influence the mechanical and physicochemical properties of said matrix, which is a topic that is still poorly understood. In fact, this is more noticeable since the apposition is most often accompanied by mechanical stresse...

In this review paper, recent developments in the Fused Filament Fabrication (FFF) approach are provided for composite materials. Influencing parameters in FFF process such as road width, print speed, layer thickness, feed rate and build temperature of the model (both liquefier and envelope temperature), fiber orientation, the layer position, volume...

Short Fiber Reinforced Composite (SFRC) structures exhibit multiple microstructures (due to material flow during the process). They are generally subjected to variable amplitude loadings. In this context, a robust model is needed to predict fatigue life as a function of microstructure. In this paper, we propose a predictive micromechanical damage-b...

Porous ceramic microspheres are a desirable substance for bone tissue reconstruction and delivery applications. This study focuses on Mg–Ca silicate microspheres encapsulated in biodegradable poly (lactic-co-glycolic acid) (PLGA) to serve as a biocompatible carrier for the controlled release of vancomycin hydrochloride. In this regard, diopside)MgC...

3D printing, an Additive Manufacturing process, comprises the construction of parts by the deposition of extruded filaments, while moving in successive X-Y planes toward Z direction to fabricate 3D parts layer-by-layer. Since filament adhesion relies on several parameters, it is necessary to investigate both experimentally and numerically the physi...

Filament adhesion in 3D printing relies on their temperature profile. It is crucial to evaluate this issue both experimentally and numerically. Using the proposed setup for in-process monitoring of temperature profile, our developed finite volume code indicated very good agreement for the obtained results.

The study purposes to establish the influence of some settings of the conventional rotational-molding process on the aeromechanical performance of a hollow-blade axial fan. It is recognized that the surface state quality, the material characteristics and the blades design have an effect on the performances of the turbomachines. The use of conventio...

In this study, we present a method for prediction of the drug-release profile based on the physical mechanisms that can intervene in drug release from a drug-carrier. The application presented here incorporates the effects of drug concentration and Reynolds number defining the circulating flow in the testing vein. The experimental data used relate...

The microstructural properties and rheological behavior of the long‐glass‐fiber‐reinforced polypropylene (GF50‐PP) composite produced by the compression molding process were studied and modeled. Composite plates of GF50‐PP with different thicknesses of 4, 12, and 24 mm have been used to study the effect of glass fiber distribution and various thick...

The present study aims to assess and characterize the effect of processing parameters including infill pattern and reinforcement type on the dimensional accuracy of products manufactured by Fused Filament Fabrication (FFF) process as well as on the mechanical properties of the printed components. The reinforcements used were carbon, Kevlar and glas...

The importance of manufacturing of hydrogen fuel tanks due to the application of hydrogen fuels in clean and recyclable energy is one of the most important issues of substituting the petroleum fuels. They consist of two main parts: Plastic liner, as a barrier escape of hydrogen and Carbon Fiber Reinforced Polymer (CFRP) layer to strengthen tanks. T...

Physical and mechanical properties of the drug-incorporated polymer play a significant role in the release behavior from the drug carriers. Understanding the relative extent of variation in the physical and mechanical properties of the polymer makes it possible to improve the design of polymer carriers to obtain better release profile and increase...

Nowadays, polyamide 12 (PA-12) is considered as an interesting polymer in the rotomolding process to manufacture different pieces like the liner part in the storage hydrogen tank (type IV). In this study, the pure polyamide-12 and PA12 pieces, incorporated with 0.5%, 1% and 3% wt Nano Carbon Black (NCB), were manufactured by the rotomolding process...

Drug-eluting stents implanted in blood vessels are subject to various dynamics of blood flow. In this study, we present the evaluation of a mathematical model considering the effect of flow rate, to simulate the kinetic profiles of drug release (Diclofenac Sodium (DS)) from in-vitro from PLGA films. This model solves a set of non-linear equation fo...

With the aim of optimizing Drug Eluting Stents (DES), particular attention has been laid on computational methods of controlling the drug release profile among researchers. Consequently, various models and simulations are available in the literature. Nevertheless, validations based on biorelevant in-vitro trials are lacking. In the present study, a...

The inability to control properly drug release from drug carriers has led to the use of polymers as coatings on devices to achieve better release profiles. In the case of stents, the rate of drug release from delivery system, durability also mechanical properties of coatings on stents after the implantation and inflation are important issues. In th...

Purpose Fused deposition modeling (FDM) draws particular attention due to its ability to fabricate components directly from a CAD data; however, the mechanical properties of the produced pieces are limited. This paper aims to present the experimental aspect of multi-scale damage analysis and fatigue behavior of polylactic acid (PLA) manufactured by...

In this study, polyurethane‐films loaded with diclofenac were used to analyze the drug release kinetics and mechanisms. For this purpose, the experimental procedures were developed under static and dynamic conditions with different initial drug loads of 10, 20, and 30%. In the dynamic condition, to better simulate the biological flow, drug release...

Fused filament fabrication (FFF), an additive manufacturing technique, is used to produce prototypes and a gradually more important processing route to get final products. Due to the layer‐by‐layer deposition mechanism involved, bonding between adjacent layers is controlled by the thermal energy of the material being printed. Thus, it is strongly i...

Fused filament fabrication (FFF), which is an additive manufacturing technique, opens alternative possibilities for complex geometries fabrication. However, its use in functional products is limited due to anisotropic strength issues. Indeed, the strength of FFF fabricated parts across successive layers in the build direction (Z direction) can be s...

The mastering of product reliability is essential for industrial competitiveness. If for metallic materials the topic is well-known, especially in automotive industry, Original Equipment Manufacturers are expecting strong support of their suppliers to full-fill the lack data. This paper presents a new original approach, using a micromechanical base...

The masks have always been mentioned as an effective tool against environmental threats. They are considered as protective equipment to preserve the respiratory system against the non-desirable air droplets and aerosols such as the viral or pollution particles. The aerosols can be pollution existence in the air, or the infectious airborne viruses i...

Sheet Moulding Compounds (SMC) are high strength thermoset moulding materials reinforced with glass treated with thermos-compression. SMC composites combine fibreglass resins and polyester/ phenolic/ vinyl and unsaturated acrylic to produce a high strength moulding compound. These materials are usually formulated to meet the performance requirement...

Short fiber‐reinforced polypropylene is largely used in the automotive industry. Fatigue failure is one of the most failure modes observed in this class of materials. In order to better understand the damage mechanisms and plasticity evolution, this article provides an overall experimental investigation of the mechanical properties of a PPGF40 comp...

Fused filament fabrication (FFF) is an additive manufacturing technique that is used to produce prototypes and a gradually more important processing route to obtain final products. Due to the layer‐by‐layer deposition mechanism involved, bonding between adjacent layers is controlled by the thermal energy of the material being printed, which strongl...

Influence of loading temperature on the damage mechanism of polyphenylene sulfide (PPS) reinforced by glass fiber (PPS/GF30) under tension was experimentally studied from quasi-static (QS) to high strain rates. Two kinds of PPS/GF30 samples were prepared: PPS-0° and PPS-90° (correspond to fibers oriented parallel and perpendicular to the injection...

This article presents the experimental findings of tension‐tension stress‐controlled fatigue tests performed on low‐density sheet molding compound (LD‐SMC). LD‐SMC composite is a type of SMC including a polyester resin reinforced with chopped glass fibers bundles and hollow glass spheres. The coupled frequency‐amplitude affects the nature of the ov...

Because of a broad number of interdependent effects occurring during the release of drugs from controlled delivery systems, the associated phenomena become complex. Despite the availability of many researches to simulate these pharmacokinetics and dynamic aspects, the applicable models stay limited. In this work, we have developed an innovative mat...