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(University of Bejaia, 2024-07-15)This study focuses on the preparation and optimization of a mixed cyclodextrin and niosomal suspension containing propolis extract from the Melbou region. The experimental design was utilized to determine the key parameters ...
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(University of Bejaia, 2024-07-20)The objective of this work is to develop and characterize a composite material with a polyvinyl chloride matrix and filler of plant origin, common reed flour. The filler is obtained by grinding and sieving. The composites ...
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(University of Bejaia, 2024-07-19)The study carried out in this work aimed to develop and characterize hybrid composites based on polychloride of vinyl reinforced with date stone flour (DSF) and starch with PVC%/DSF%/ starch % percentages: 80/0/0, 80/20/0, ...
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(University of Bejaia, 2024-07-15)The purpose of manufacturing a composite material is to take advantage of the recognized properties of each component in order to build one that will be better suited to certain applications. A composite is a material that ...
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(University of Bejaia, 2024-07-10)Unlike conventional materials, composites have become an optimal option for a range of modern, industrial, clinical, and sports applications. This is combined with their noteworthy physical, thermal, electrical, and ...
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(University of Bejaia, 2024-07-17)Poly (glycolic acid) synthesis was achieved through azeotropic polycondensation of a Hydroxy acid (glycolic acid), in the presence of a catalyst (SnCl2, 2H2O) and an organic solvent, xylene, at a temperature of 170°C for ...
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(University of Bejaia, 2024-07-18)The morphological and thermal study of the blends based on polypropylene (PP) and poly (ethylene terephthalate) recycled (r-PET) without and with a compatibilizer MAPP. PP/r-PET /MAPP Melt blending, the effect of blend ...
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(University of Bejaia, 2024-01)In extrusion process of polyethylene tubes, it is known that residual stresses are the consequences of manufacturing process, which requires homogeneous geometric dimensions of diameter and thickness. These impose rapid ...
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(University of Bejaia, 2024-01)In this work it was investigated the incorporation of corn flour (CF) as filler with different content in poly(vinyl cloride) (PVC) in the aim to decrease the plastics wastes in the environment. The corn flour were mixed ...
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(University of Bejaia, 2024-01)Electrodeposition polyaniline (PANI) and polyaniline doped (PANI-MoO4-2) coatings on steel was prepared in oxalic acid solution by potentiodynamic polarization technique. Morphology of the surface coatings was analyzed by ...
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(University of Bejaia, 2024-01)Plant-based fiber composites are currently experiencing strong growth due in particular to the growing interest in them from the automotive industry. These fibers present an excellent alternative to glass fibers from an ...
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(University of Bejaia, 2024-01)Sustainable development and biomass valorization are a primary means of reducing the non-renewable resources consumption and an opportunity to exploit the agricultural and forestry sectors where biomass as a renewable ...
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(University of Bejaia, 2024-01)Natural fibers have recently attracted the attention of scientists because of their low-cost, low-density, renewable, biodegradable and non-abrasive properties. The growing use of composite materials is giving rise to ...
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(2023-01-26)Encapsulation is a technology widely used in the industrial field because it brings many advantages, especially in the pharmaceutical field. Among the existing microencapsulation techniques, microencapsulation by solvent ...
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(University of Bejaia, 2023-01-26)In this article, we try to contribute to the development of methods and strategies necessary to transform olive husk (OH) from waste for disposal into valuable raw materials as bio-filler for the PVC, for providing a ...
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(University of Bejaia, 2023-01-27)The present work aims to elaborate the ointments prepared by the method of grinding the flowers of plant calendula arvensis and dandelion. The subject has been reinforced by characterizations namely physical analysis by ...
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(University of Bejaia, 2023-01-29)In this paper, analytical solutions are presented for computing mechanical displacements and stresses in a thick-walled cylindrical made of functionally graded materials (FGMs) under mechanical loading. The pressure vessel ...
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(University of Bejaia, 2023-01-29)The work is directed to study the recycling effects on the olive husk flour reinforced polyvinylchloride composites with and without maleic anhydride-grafted polyvinyl chloride used as compatibilizer. To improve the ...
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(University of Bejaia, 2022-07-21)Metal oxide based semiconductor photocatalysts are well known for multifunctional applications. Herein, we have reported the ex-situ synthesis of Fe2O3-SnO2 nanocomposite system using simple wet impregnation method. Total ...
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(University of Bejaia, 2022-07-21)The synthetic chemical ointments produced by the cosmetic and pharmaceutical industries cause irritations and skin diseases. For this reason, the present work aims to prepare ointments based on two vegetable plants belonging ...