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Catalog Publications
Year 2025
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Structural insights into fungal and human topoisomerase II with implications for in silico antifungal drug design
PublicationTopoisomerases are essential enzymes regulating DNA supercoiling and disentanglement, critical for genomic integrity. While topoisomerase inhibitors are well-established in anticancer and antibacterial chemotherapy, their potential as antifungal agents remains underexplored or even not proofed. This study investigates structural distinctions between Saccharomyces cerevisiae topoisomerase II (ScTopoII) and human topoisomerase IIα...
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Structural patterns and cytotoxic activity of dinuclear Cu(II), Ni(II) and Cd(II) complexes with pyridine-based malonic acid dihydrazone
PublicationA dinuclear Cu(II) complex, [Cu2(L)(H2L)](ClO4)2·4H2O (Cu-1), with a condensation derivative of 2-acetylpyridine and malonic acid dihydrazide (H2L), was obtained through a direct synthesis. After recrystallization, the single-crystalline product was characterized by single crystal X-ray diffraction analysis, EPR, UV/Vis and IR spectroscopy. In the resulting dimeric Cu(II) complex, one ligand molecule is coordinated in its dianionic...
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Structure, performance, and photooxidative stability of Mater-Bi/brewers' spent grain composites as a function of filler thermomechanical and chemical modification
PublicationNowadays, to provide a step towards circularity, the development of sustainable polymer composites should include the application of waste-based materials that can act not only as simple fillers, reducing the use of polymers but also as functional additives, limiting or eliminating the use of synthetic components. Herein, in the presented study, the main by-product of the brewing industry, brewers' spent grain (BSG), was applied...
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Structure–property relationships and nanofiller‐induced hydro‐anti‐plasticization in polyhydroxyurethane/POSS hybrid composites
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Study of vibrational surface topography measurement errors of LPBF Inconel 718 alloy after shot peening process
PublicationA study of surface topography can provide valuable information on the product. Since the material finishing relies on the measured topography, the manufacturing process can be controlled by studying the roughness. The Laser Power Bed Fusion (LPBF) materials belong to the commonly used surfaces in the industry. Measuring this type of material with a contactless method can be found in many practical implementations. The white light interference...
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Sub‐Nanometer‐Scale Cu9S5 Enables Efficiently Electrochemical Nitrate Reduction to Ammonia
PublicationThe sub-nanometer is a key feature size in materials science. Unlike single-atom and nanomaterials, size effects and inter-component cooperative actions in sub-nanomaterials will effective on its performance is more significant. Here, 0.95 nm ordered arrangement Cu9S5 sub-nanowires (Cu9S5 SNWs) are synthesized through the co-assembly effect of inorganic nuclei (Cu9S5) and clusters (phosphotungstic acid-PTA), achieving a significant...
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Superconductivity in Ternary Mg4Pd7As6
PublicationThe synthesis and characterization of a new compound Mg4Pd7As6, which is found to be a superconductor with Tc = 5.45 K is reported. Powder X-ray diffraction confirms the U4Re7Si6 structure (space group Im-3m, no. 229) with the lattice parameter a = 8.2572(1) Å. Magnetization, specific heat, and electrical resistivity measurements indicate that it is a moderate-coupling ( = 0.72) type-II superconductor. The electronic and phonon...
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Supporting managerial goals with identity and branding tools - case study
PublicationThe article presents an introduction to the concept of supporting the managerial goals with identity and branding tools based on the available literature on the subject. The article describes comprehensive branding tools that can be used in practice by managers whilst supporting their business goals. The publication begins with an indication of branding tools in the light of current literature on...
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Supramolecular deep eutectic solvents in extraction processes: a review
PublicationSolvent selection is essential for industrial and analytical extraction processes to ensure environmental safety and neutrality. Nevertheless, toxic and hazardous solvents are often used, due to their cost-effectiveness and ready availability. In green chemistry, alternative solvents such as supramolecular deep eutectic solvents are gaining attention due to their superior performance compared with traditional non-green solvents...
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Surface Charge Density Spectra: Complex Analysis of the Electrical Double Layer Developed from Measurements of Hexanol Adsorption Kinetics
PublicationA procedure for deriving surface charge density spectra from differential capacitance data is presented in this study, providing a deeper analysis of the generated charge. A set of simulated differential capacitance spectra was determined for three types of adsorption process control: diffusion control, adsorption control, and mixed control. Based on the differential capacitance curves and spectra, surface charge density spectra...
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Surface EMG Profiling in Parkinson's Disease: Advancing Severity Assessment with GCN-SVM
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Surrogate modeling of passive microwave circuits using recurrent neural networks and domain confinement
PublicationElectromagnetic (EM) simulation is widespread in microwave engineering. EM tools ensure evaluation reliability but incur significant expenses. These can be mitigated by employing surrogate modeling methods, especially to expedite design workflows like local/global optimization or uncertainty quantification. However, building accurate surrogates is a daunting task beyond simple cases (low dimensionality, narrow geometry parameter...
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Sustainability, reliability, and durability of civil engineering structures
PublicationConsidering the Bulletin Readers’ interest in civil engineering,the Special Section “Sustainability, reliability, and durability of civil engineering structures” is now presented, with papers that, by studying specific cases, fully embrace all aspects related to the topic, starting from geometry design, determination of load acting on a structure, characteristics of the material for construction purpose, characteristics of structural...
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Synthesis of nanoporous poly(2-chloro-2-propen-1-ol) and its modification via ethylenediamine: vanadyl-catalyzed process, structural characterization, and CO2 sorption
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Synthesis, Structure, and Stability of Copper(II) Complexes Containing Imidazoline-Phthalazine Ligands with Potential Anticancer Activity
PublicationRecently, there has been great interest in metallopharmaceuticals as potential anticancer agents. In this context, presented studies aim to synthesize and evaluate of two copper(II) complexes derived from phthalazine- and imidazoline-based ligands against on three human cancer cell lines: cervix epithelial cell line (HeLa), breast epithelial-like adenocarcinoma (MCF-7), and triple–negative breast epithelial cancer cell line (MDA-MB-231),...
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Tailoring oxide nanoparticle exsolution in La0.5Ba0.5-yCo1-xFexO3-δ
PublicationWe show that oxide nanoparticles (NPs) exsolve on La0.5Ba0.5-yCo1-xFexO3-δ (x = 0-1, y = 0 or 0.01) in oxidizing conditions. The phenomenon occurs only in Co-containing materials and depends on pO2 and pH2O pressures. Under dry conditions, the smallest NPs average about 30 nm, with 200-300 NPs/µm2 at pO2=5×10-5 atm. For pO2=1 atm, NP size increases to 100-200 nm, and population drops to a few to about 20 NPs/µm2 depending on A-site...
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Teachers’ Feedback Contribution to the Reinforcement of Students’ Writing Competence in Light of AI Widespread: Third-Year EFL Student at Saida University as a Case Study
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Team building activities as determinants of the leadership competences in a manager’s position - case study
PublicationThe article presents an introduction to the concept of team building activities as a part of managerial skills in the company based on the available literature on the subject. The article describes complex team building activities that can be used in managerial practice. The publication begins with an indication of teambuilding in the light of current literature on the subject, an explanation of the...
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TECHNICAL ASSESSMENT OF 120-YEAR-OLD RAILWAY RIVETED TRUSS BRIDGE
PublicationA 120-year-old railway truss bridge over the Bóbr River, Poland, is investigated in this paper from the mechanical and chemical properties of the materials by testing of old steel samples in a lab – through geodetic measurements, bathymetric measurements of the riverbed and dynamic measurements of bridge spans under service load – to the analysis of structural behaviour by finite-element modelling. The mechanical and chemical properties...
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Technological Considerations of Periodic Repair Works of Concrete Industrial Floors
PublicationConcrete floors are among the elements in construction facilities whose design requires engineering experience, workmanship requires the maintenance of a technological regime, while during their operation it is necessary to conduct periodic repairs. Concrete floors are most often used as working and communication space in industrial facilities, and very often they are also a functional element in objects that are immovable monuments....
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Technological content of export diversification—Evolution along the economic growth process
PublicationExports from high-income countries are three times more diversified than those from low-income economies. We provide a new tech-based interpretation of the stages of diversification accompanying the economic growth paths of countries. Using the decomposition properties of the relative Theil index in a sample of 160 countries (1996–2018), we reveal that export diversification is driven mainly by changes in the variety of non-tech...
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Télécollaboration et enseignement des langues étrangères: réflexion sur son application en contexte universitaire algérien
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Tensile behavior evaluation of two-stage concrete using an innovative model optimization approach
PublicationTwo-stage concrete (TSC) is a sustainable mate- rial produced by incorporating coarse aggregates into formwork and filling the voids with a specially formulated grout mix. The significance of this study is to improve the predictive accuracy of TSC’s tensile strength, which is essential for optimizing its use in construction applications. To achieve this objective, novel and reliable predictive models were developed using advanced...
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Text analytics for co-creation in public sector organizations: a literature review-based research framework
PublicationThe public sector faces considerable challenges that stem from increasing external and internal demands, the need for diverse and complex services, and citizens’ lack of satisfaction and trust in public sector organisations (PSOs). An alternative to traditional public service delivery is the co-creation of public services. Data analytics has been fueled by the availability of immense amounts of data, including textual data, and...
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The Adsorption of Ru-Based Dyes on the TiO2 Surface to Enhance the Photovoltaic Efficiency of Dye-Sensitized Solar Cell Devices
PublicationAdsorption of mononuclear tris(bipyridine) ruthenium(II) complexes and binuclear tris(bipyridine) ruthenium(II) complexes equipped with carboxyl groups (-COOH) on the (111) surface of TiO2 crystal in anatase form was modeled using Monte Carlo simulations, applying the Universal force field. It was shown that the adsorption efficiency of the ruthenium-based dyes on the TiO2 surface depends on the position of the anchoring -COOH...
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The aspect of continuous improvement as a factor determining achieving competitive advantage on the labor market - case study
PublicationThe article presents an introduction to the concept of continuous improvement as a factor determining achieving competitive advantage on the labor market based on the available literature on the subject. The article describes continuous improvement idea and their tools that can be used in practice by the new employees on the market. The entire publication is summarized by the conclusion and a list...
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The company's ability to adapt and proactively lead in oil and gas industry - case study
PublicationThe article presents an introduction to the concept of introducing the company’s ability to adapt and proactively lead based on the available literature of the subject. The article describes comprehensive tools that can be used in practice by managers whilst supporting their abilities in leading the company. The publication begins with an indication of adaptability in the light of current literature...
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The Comparison of Typical Organic Solvents and Ionic Liquid for More Environmentally and User-Friendly Pyocyanin Extraction
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The effect of hydrothermal carbonization (HTC) on entrained flow steam gasification of sewage sludge. Experimental validation of various gasification models
PublicationProper sewage sludge management is challenging due to legal requirements, environmental concerns, and logistical complexities. Steam gasification offers a promising solution by producing high-quality syngas. While research has largely focused on fixed bed gasifiers, their scalability limitations restrict their economic viability. Entrained flow gasifiers, scalable to hundreds of megawatts as demonstrated in coal gasification, present...
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The Effect of Pretreated Titanium Surface Topography on the Properties of Electrophoretically Deposited Chitosan Coatings from Ethanol-Based Suspensions
PublicationThis study investigated the influence of surface preparation methods on the microstructure, chemical composition, wettability, corrosion resistance, and adhesion of chitosan coatings on titanium substrates for biomedical applications. Titanium samples were subjected to grinding with abrasive papers of gradations #800, #1200, and #2000, electrochemical anodization, and etching. Surface characterization revealed that the etched samples...
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The flavouring agent, 2-octenoic acid kills Galleria mellonella larvae by affecting the cellular and humoral elements of insect immunological system
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The flavouring agent, 2-octenoic acid kills Galleria mellonella (Lepidoptera: Pyralidae) by affecting their immunocompetent cells and cuticular FFA profiles
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The Impact of 8- and 4-Bit Quantization on the Accuracy and Silicon Area Footprint of Tiny Neural Networks
PublicationIn the field of embedded and edge devices, efforts have been made to make deep neural network models smaller due to the limited size of the available memory and the low computational efficiency. Typical model footprints are under 100 KB. However, for some applications, models of this size are too large. In low-voltage sensors, signals must be processed, classified or predicted with an order of magnitude smaller memory. Model downsizing...
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The Impact of Artificial Intelligence on Algerian Learners' Critical Thinking
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The impact of China’s One-Belt One-Road initiative on international trade and global value chains
PublicationThis study examines the potential effects of China’s ‘One-Belt One-Road’initiative (OBOR) on trade flows and global value chain (GVC) connections.The empirical analysis is based on the augmented trade gravity model, which comprises 186 economies and 199 of their partners from 2000 to 2018. We also estimate the gravity model for involvement in GVC (domestic value added in intermediate exports, foreign value added in exports, and...
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The impact of goat hair as a natural animal fiber on properties of the lightweight cement composite
PublicationThe increasing demand for sustainable and eco-friendly construction materials has prompted the exploration of natural fibers as reinforcement in cement composites. This study investigates the potential of goat hair as a natural fiber reinforcement in lightweight cement composites to enhance mechanical properties and sustainability. The research evaluates goat-hair-reinforced composites’ flexural and compressive strengths at 7 and...
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The Impact of Hybrid Flame Retardant Compositions on the Performance of Foamed Flexible Polyurethane/Ground Tire Rubber Composites
PublicationCurrent sustainability-oriented trends affect polyurethane (PU) materials and stimulate the incorporation of recycled or waste-based materials as fillers. Ground tire rubber (GTR) poses as an auspicious candidate due to the excellent performance of car tires. Despite the benefits related to the mechanical performance, it contributes to the increasing flammability of the resulting composites. Herein, presented work assessed the...
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The impact of mGlu2 or mGlu5 receptor activators on the production of l-arginine derivatives and the expression of PRMT5 or DDAH1 enzymes in animal models of cognitive decline
PublicationL-arginine derivatives (ADMA, SDMA, NMMA) are endogenous inhibitors of nitric oxide (NO֗) production, which is essential in critical brain processes including blood-brain barrier (BBB) integrity and long-term potentiation (LTP). ADMA and NMMA are degraded by dimethylarginine dimethylaminohydrolase 1 (DDAH1) and protein arginine methyltransferase 5 (PRMT5) is an emerging epigenetic enzyme that mainly represses transcription of target...
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The influence of brace to chord rotational connection stiffness on stability of the truss
PublicationThe paper is devoted to the numerical analysis of the roof truss subjected to upward wind loading and braced at the tensioned top chord. The linear buckling analysis were performed for the beam and shell model of the structure. As the result the influence of rotational connection stiffness between the brace and the top chord on the truss stability was appointed. The biaxial strength testing machine was used to conduct the experimental...
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The influence of chitosan's molecular weight, concentration, and dissolution method on the properties of electrophoretically deposited coatings on the Ti13Nb13Zr alloy surface
PublicationIn this study, the effects of molecular weight (high, medium, and low), concentration (0.1 and 0.5 %) and dissolution method (in a rarely used hydroxyacetic acid and utilizing a novel CO2 saturation) of chitosan on the microstructure, chemical composition, wettability, surface roughness, adhesion, corrosion resistance and antibacterial activity of chitosan coatings electrophoretically deposited (10 V, 1 min) on β titanium alloy...
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The Influence of Electrode Impedance on the Parameters of Visual Evoked Potentials
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The influence of printing strategies on the fatigue crack growth behaviour of an additively manufactured Ti6Al4V Grade 23 titanium alloy
PublicationThe selective laser melting (SLM) process, a type of laser powder-bed fusion (LPBF) in additive manufacturing (AM), uses a high-power density laser to melt metallic powders. This study involved 3D printing Compact Tension (CT) specimens from titanium alloy Ti6Al4V, known for its rigidity, corrosion resistance, and biocompatibility, making it suitable for aerospace and medical applications. To predict fatigue life, it is essential...
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The influence of selected metal oxides and laser modification on the surfaces of titanium alloys – Bibliometric and systematic review
PublicationManufacturing of oxide coatings (ZnO, ZrO2 , CuO) and laser processing are methods for modifying the surface of titanium and its alloys. It is particularly useful in implantology, where these techniques allow for proper connection of the implant to human tissue. The article consists of two complementary parts: a bibliographic review and a literature survey. The results of a bibliographic analysis conducted for a set of 429 publications...
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The interactions of Pu22 G-quadruplex, derived from c-MYC promoter sequence, with antitumor acridine derivatives – an NMR/MD combined study
PublicationUnsymmetrical bisacridines (UAs) represent a novel class of anticancer agents that exhibit significant antitumor activity against a wide range of cancer cell lines and solid tumors in vivo. UAs consist of two different acridine-based ring systems, which are connected by an aminoalkyl linker. Recent studies have demonstrated that UAs can suppress the c-MYC protooncogene, which is overexpressed in many tumor types. As a proposed...
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The Laser Processing of the Stainless-Steel Surface Layer of a Heat Exchanger Membrane in Order to Enhance Its Heat Transfer Coefficient
PublicationResearch on temperature regulation is essential for ensuring thermal comfort and optimizing machine performance. Effective cooling systems are critical in industrial processes and everyday electronic devices in order to prevent overheating. Laser-modified heat exchangers can enhance heat dissipation without increasing weight, addressing the need for energy-efficient solutions in the market. The main aim of this experimental research...
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The multifunctional role of IFN-γ in Galleria mellonella (Lepidoptera) immunocompetent cells
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The Phonetic Miracle In The Quran
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THE PREVALENCE OF SLEEP DISORDERS AMONG SUBSTANCE ABUSERS ADMITTED TO DRUG DE-ADDICTION UNIT AT ERADAH AND MENTAL HEALTH COMPLEX, TAIF, SAUDI ARABIA
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The role of nanomaterials in tailoring electromembrane extraction performance: A review
PublicationElectromembrane extraction (EME) is a membrane-based miniaturized microextraction technique used to extract ionized analytes from complex mixtures. EME extracts can be analyzed using all major analytical instrumental techniques. The major advantages of EME include short extraction time, low consumption of organic solvents and chemicals, high extraction capability, high selectivity, and efficient sample cleanup. Numerous modifications...
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The Significance of Youth Voices in Shaping and Implementing Artificial Intelligence for Learning and Education
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