Abderrahmane Ayadi

ORCID: 0000-0003-3909-8036
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About
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Research Areas
  • Mechanical Behavior of Composites
  • Textile materials and evaluations
  • Optical measurement and interference techniques
  • Advanced machining processes and optimization
  • Metal Forming Simulation Techniques
  • Composite Material Mechanics
  • Organic and Molecular Conductors Research
  • Additive Manufacturing and 3D Printing Technologies
  • Manufacturing Process and Optimization
  • Injection Molding Process and Properties
  • Infrastructure Maintenance and Monitoring
  • Non-Destructive Testing Techniques
  • Advancements in Photolithography Techniques
  • Water Systems and Optimization
  • Solid-state spectroscopy and crystallography
  • Natural Fiber Reinforced Composites
  • Advanced Software Engineering Methodologies
  • Advanced Measurement and Metrology Techniques
  • Mechanical Engineering and Vibrations Research
  • Asphalt Pavement Performance Evaluation
  • Advanced Chemical Physics Studies
  • Software Engineering Techniques and Practices
  • Quantum and electron transport phenomena
  • Theoretical and Computational Physics
  • Structural Health Monitoring Techniques

Centre de recherche Inria Lille - Nord Europe
2021-2024

IMT Nord Europe
2017-2024

Université de Lille
2018-2024

École des Mines de Douai
2015-2024

Institut Mines-Télécom
2018-2024

University of Boumerdes
2005-2020

University Ferhat Abbas of Setif
2020

Centre National de la Recherche Scientifique
1993-2015

Institut des Sciences des Plantes de Montpellier
2014-2015

Université Lille Nord de France
2015

10.1016/j.soildyn.2008.09.001 article EN Soil Dynamics and Earthquake Engineering 2008-10-19

The molluscicidal activity of Hammada scoparia leaf extracts and the principal alkaloids isolated from them (carnegine N-methylisosalsoline) were tested against mollusc gastropod, Galba truncatula, intermediate host Fasciola hepatica in Tunisia. results indicated that was correlated with presence alkaloids. A significant value, according to World Health Organization, found methanol extract (LC50 = 28.93 ppm). Further fractionation methanolic led isolation two alkaloids: carnegine...

10.1590/s0074-02762009000700017 article EN Memórias do Instituto Oswaldo Cruz 2009-11-01

Large‐scale X‐ray microcomputed tomography (μ‐CT) is used to investigate microstructural features of weld lines in a short glass fiber reinforced polymer. The main originality this work related the evaluation local structural and mechanical characteristics zones unmastered heterogeneities. Complete incomplete injection molded plates are considered with without process‐induced porosity. Using helical scanning trajectory, full 3D microstructure obtained at centimetric scale cover large zone...

10.1002/mame.201500463 article EN Macromolecular Materials and Engineering 2016-06-17

This paper focuses on the potential use of stereo-DIC in thermoforming conditions to monitor large deformations softened thermoplastic sheets posteriori sagging phenomenon. The study concerns HIPS which are by radiative heat-transfer mode then stretched inflation compressed-air for 1.5 s form a and quasi-spherical dome 250 mm diameter. While bubble-inflation operation leads sheet, it shows transitional geometrical instabilities due initial surface sagging. When temperature-induced...

10.1063/1.5034972 article EN AIP conference proceedings 2018-01-01

The evolution of industry through a competitive environment resulted in need for optimising the manufacturing processes. Many studies focalised on this topic, especially case software engineering processes, which led to definition standard development processes (SPEM) by OMG (Object Management Group) and race implement it different languages meta-models. Even if there is huge similarity between systems engineering, its implementations are still insufficient fulfil requirements expressed...

10.1504/ijsoi.2012.052183 article EN International Journal of Services Operations and Informatics 2012-01-01

Absorption-based microcomputed tomography (µCT) scans using polychromatic X-ray sources are frequently used to analyse the microstructure of polymer-matrix composites. Assuming proportionality between linear attenuation coefficients and grey levels in reconstructed µCT images, segmentation techniques can be conduct qualitative quantitative analyses. Nevertheless, reliability such analyses is limited partially consolidated composites formed commingled yarns due low contrast induced by beam...

10.3389/fmats.2019.00255 article EN cc-by Frontiers in Materials 2019-10-11

The Software Process Engineering Metamodel (SPEM) is used to define and describe software development processes their components. This metamodel contains three main entities: roles, activities products. Our goal ensure synchronization between products of a process in order that one the two entities will be notified adapted accordance with changes other. paper presents an overview SPEM, reviews its implementations. A based on SPEM 2.0 then proposed synchronize within process.

10.1109/iccaie.2011.6162181 preprint EN 2011-12-01

Numerical simulation based on the one dimensional (1D) Fukuyama, Lee and Rice (FLR) elastic model of randomly pinned charge density wave (CDW) systems are reported. In weak pinning limit threshold field ET obey a ci2 behavior where ci is impurity concentration. wide concentration range, current JCDW excess conductivity σCDW respectively ~(E/ET−1)a ~ (ET/E)(E/ET−)a in agreement with several previous experimental work; α an impurites dependant exponent E applied electric field. Nous présentons...

10.1016/s0151-9107(98)80108-6 article FR Annales de Chimie Science des Matériaux 1998-01-01

Mastering the development processes is a major challenge for companies, given increasing complexity of systems and technological this field. Besides roles, process consists set activities products which are interdependent. This mutual dependency between two entities implies that if one them undergoes change or an evolution, other must also be adjusted in accordance. Our objective then to study impact change, occurs on product side, activity vice-versa, so these synchronization, overall...

10.1109/iccaie.2011.6162182 article EN 2011-12-01
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