Synthetic chemicals can have harmful effects on both humans and plants, leading to health issues like toxicity and pollution that disrupt ecosystems and damage plant growth; meanwhile essential oils offer safer, and natural ...
The Ziban, located in the extreme North-east of the Sahara in an arid climate (rainfall below 150 mm/year), benefit from the waters of the Septentrional Sahara Aquifer System (SASS) and surface run-off from the southern ...
The widespread use of asynchronous motors is primarily attributed to their superiority over other motor types. They are notably cost-effective when it comes to maintenance. As such, it is essential to implement robust ...
Introduction. In recent years, many studies have demonstrated an association between skipping breakfast and weight status, but the results of different studies are inconsistent. Therefore, the main objective of the present ...
This work is devoted to the phytochemical and biological study of two Algerian species: Hedysarum pallidum Desf. and Linaria pelisseriana that have not been previously subjected to any phytochemical study. The extraction ...
The objective of the work presented in this thesis is to develop new approaches to access a variety of nitrogen- and oxygen-containing polyheterocyclic compounds, as well as to evaluate their biological activity and conduct ...
Brain-friendly teaching aims to find out means to address the human mind and the brain via the known ‘language’. Using images, associations, radiant thinking, and other cognitive funds prove to trigger flawlessly the mental ...
Acoustic metamaterials represent an exciting frontier in the control of waves and vibrations. The precise control of acoustic waves is fundamental for key technological applications, ranging from sound insulation to ...
The primary aim of this thesis is to develop adaptive control strategies tailored for specific categories of uncertain single-input single-output (SISO) and interconnected multi-input multi-output (MIMO) fractional-order ...
The primary objective of this thesis is to develop models and optimize the performance of optical switches and power splitters based on directional couplers. These devices are essential components in optical telecommunication ...
(E)-l-[-2-(2-fluorophenyl)diazan-l-ylidene] naphthalen-2(1H)-one (FPDN) and (E)-l-[2-(3-chlorophenyl) diazen-l-ylidene] naphthalen-2(1H)-one (3-ClPDN) are organic molecules belonging to the azo dye family. This thesis aims ...
Boudouira, Nassira; Zidoune, Mohammed Nasreddine; Benatallah Benchikh El Feggoun, Leila(Université Frères Mentouri Constantine 1, 2025-11-27)
The implementation of a gluten-free diet involves a variety of gluten-free foods, Thus, the aim of this work is to study the technological feasibility of rolled and extruded gluten-free couscous based on the supplementation ...
The present study focused on the analysis and then the measurement of some of the environmental impacts associated with the phenomenon of urban expansion to the detriment of semi-urban agricultural areas and mountainous ...
صوان, سماعل; بن زاوي, محمد(Université Frères Mentouri Constantine 1, 2026-01-26)
إنَّ مُدْمِن النَّظر في واقع العرب قبل ظهور الإسلام يقف على جملة من الثَّقافات المُتَوَارَثَة التي خصَّت هذه الفترة، وجعلت لها ميزاتٍ فارقةً تُمَيِّزُ العربَ عن غيرهم من الأجناس البشرية مِمَّا جعل ظهور الدِّين الإسلاميّ ...
Listening in ESP is more demanding than listening in EGP because it requires quick word recognition and understanding of specialized vocabulary. A Need Analysis is needed to identify learners’ specific listening difficulties ...
Photonic crystals are periodic dielectric structures, at the wavelength scale, and with high index contrast. In such a medium, the propagation of light exhibits properties, if not exotic, at least surprising. These ...
The purpose of this thesis is to investigate the nonparametric estimation of the classical and relative regression of the real valued random variable Y , conditional on a real valued covariate X, under independent and ...
Literature and French as a foreign language have marked the history of language learning methodologies. Changes in methodological approaches have generated distinct pedagogical situations depending on social contexts and ...
قرقور, عبد الله; بن يوسف, رياض(Université Frères Mentouri Constantine 1, 2026-01-29)
تهدف هذه الدراسة للكشف عن آليات البناء السردي للهوية النسوية في سياق مجتمع إفريقي ما بعد كولونيالي يتشابك فيه المحلي مع الوارد الأجنبي، والديني مع الاجتماعي، والفردي مع الجماعي. ولهذا تنطلق من قراءة رواية رسالة طويلة جدا"" ...
يخوض هذا البحث مغامرة تحليل بعض عناصر الخطاب السّردي الجزائري، الذي تمحور مضمونه التيماتي حول قضية أزمة التّسعينيات في الجزائر، من خلال تطبيق إجراءات وآليات المنهج السّيميائي، وفقا لما تفرضه الطبيعة التركيبية للرّوايات ...