Imam Mohammad ibn Saud Islamic University

Engineering the Optical and Dielectric Performance of PVP / PS Blend Films via SiC / PbO 2 Nanofiller Hybridization for Flexible Electronic Applications

ABSTRACT This study investigates the fabrication and characterization of novel hybrid nanocomposite films based on a polyvinylpyrrolidone (PVP)/polystyrene (PS) blend reinforced with silicon carbide (SiC)/lead dioxide (PbO 2 ) nanostructures. X‐ray diffraction (XRD) analysis conf...

Comparative phytochemical characterization and in vitro biological activities of coffee (Coffea arabica) and loquat (Eriobotrya japonica) seed extracts

The growing demand for natural bioactive compounds has intensified research into plant-derived extracts as plant-derived extracts as sources of bioactive compounds. Coffee ( Coffea arabica ) and loquat ( Eriobotrya japonica ) seeds represent underutilized sources of phytochemical...

Bioactive essential oils as sustainable postharvest technology: suppression of sprouting and preservation of physicochemical quality in cold-stored potato tubers

Sprouting during storage represents a principal postharvest constraint for potato ( Solanum tuberosum L.), driving physiological weight loss, quality deterioration, and severe loss of marketability. Furthermore, recent regulatory restrictions on synthetic suppressants, such as ch...

Optimal Curvature Inequalities for Partially Slant Submanifolds in Complex Space Forms

ABSTRACT The class of partially slant submanifolds was introduced recently by Yerlikaya, Poyraz, and Şahin [Mediterr. J. Math. 22 (2025), 78] as a unifying framework for several important slant‐type geometries. In this paper, we establish sharp ‐Casorati inequalities for partiall...

Three dimensional conjugate natural convection heat transfer of Mxene toluene nanofluid in a heat generating finned cubic cavity: finite element and ANN investigation

This study numerically investigates three dimensional natural convection heat transfer of an Mxene toluene nanofluid in a cubic cavity containing six internal heat generating fins using the Galerkin finite element method, motivated by the need for efficient passive thermal manage...

Machine learning analysis for the thermophoretic particle deposition in casson nanofluid with porous medium and heat generation

The aim of this work is to evaluate the impacts of heat generation on the radiative flow of Casson nanofluid over a sheet under LTNE circumstances while microbes are present, utilizing machine learning techniques based on the Levenberg-Marquardt algorithm. A simple method for mov...

Reliability, quality, and readability of large language models in carpal tunnel syndrome: A comparative cross-linguistic, cross-sectional observational study

Background AI-based chatbots are increasingly used for health information, while cross-linguistic studies suggest that response performance may vary by language. Given the high prevalence of carpal tunnel syndrome (CTS), this study evaluated the reliability, quality, patient educ...

When and How Firms Can Promote Green Innovation for Sustainable Development: A Holistic Examination

Green finance has become a key instrument for addressing environmental degradation and supporting sustainable development. However, existing literature has largely focused on its outcomes, with limited attention to the factors that contribute to its effectiveness. Using an input-...

Does ESG Disclosure Reduce Firm Risk in Saudi Arabia? Dynamic System GMM Evidence from Tadawul-Listed Companies

This study examines whether environmental, social, and governance (ESG) disclosure reduces firm risk among 73 non-financial Tadawul-listed companies in Saudi Arabia over 2015–2024, with particular attention to the moderating role of board independence. Firm risk is measured as th...

A Systematic Review of 3D-Printing in Spine Surgery: Applications, Accuracy, and Outcomes

Background: Three-dimensional (3D)-printing has increasingly been applied in spine surgery for patient-specific planning, instrumentation, and implants. This systematic review and meta-analysis aimed to evaluate the applications, technical accuracy, and outcomes of 3D-printing in...

Analysis of bacteriophage diversity in Ganga river ecosystem: insights from metagenome-based sequencing

Water from the Ganga River and its tributaries is the main freshwater resource in the northern parts of India and has experienced rigorous ecological deterioration because of the continuous discharge of untreated polluted industrial and household effluents, resulting in increased...

Neonatal and Maternal Sepsis in Gulf Cooperation Council Countries, 1990–2023: A Global Burden of Disease Analysis and Forecast to 2050

Introduction: Sepsis remains an important cause of preventable morbidity and mortality, but long-term trends in neonatal and maternal sepsis across the Gulf Cooperation Council (GCC) have not been well characterized. Methods: We analysed Global Burden of Disease (GBD) 2023 estima...

A Cu(II) complex-driven supramolecular array: synthesis, crystal structure, Hirshfeld surface analysis and application in dyes adsorption

Using benzilic acid (BA) and 1-Methylimidazole (1-Me-Imi) ligands, a new Cu(II) complex is prepared, formulated as, [Cu(BA)2(1-Me-Imi)2(H2O)] (1). In the structure, the Cu(II) metal ion adopted a distorted square-pyramidal geometry, completed by two BA ligands, two 1-Me-Imi ligan...

CyberRoBERTa: A Lightweight Transformer-Based Language Model for IoT Intrusion Detection

With the accelerated proliferation of the Internet of Things (IoT) and its widespread use in sensitive areas such as healthcare, homes, and factories, security has become an increasingly critical concern. IoT remains one of the most challenging domains to secure, lacking the mana...

Impacts of the digital economy on industrial employment and CO2 emissions: a comparison between developed and developing countries

This article assesses the impact of the digital economy on industry and the environment by comparing 15 countries (7 developed and 8 developing) over the period 2000–2021. Using the System Generalized Method of Moments (SYS-GMM), the analysis reveals contrasting results between c...

Geopolitical risk and accounting conservatism: does financial reporting opacity matter? Evidence from an emerging market

As global markets increasingly navigate extreme external shocks, understanding how macroeconomic turbulence reshapes corporate financial reporting strategies remains a critical challenge for stakeholders. This study investigates the empirical relationship between macro-level geop...

Hopf bifurcations and period-doubling cascade in a two-delay predator–prey model with Holling type II response

Abstract We investigate the dynamics of a predator–prey model with Holling type II functional response, and two ecologically distinct delays: a prey maturation delay $$\tau _1$$ acting through density-dependent self-regulation, and a predator conversion delay $$\tau _2$$ acting t...

Impact of Smokeless Tobacco on Semen Quality: A Systematic Review and Meta‐Analysis

ABSTRACT Background Smokeless tobacco products are widely regarded as a safer alternative to smoking. However, a growing body of evidence points to harmful effects on male reproductive health. The aim of this systematic review and meta‐analysis was to assess the association betwe...

Surface and interface engineering of SnO2-based electron transport layers for high-performance and flexible perovskite solar cells

Perovskite solar cells (PSCs) have emerged as a leading photovoltaic (PV) technology, achieving rapid progress in power conversion efficiency (PCE) and promising prospects for scalable, flexible applications. Within these devices, the electron transport layer (ETL) plays a decisi...

Adsorption of hazardous Acid Violet 17 on Vachellia nilotica biochar: experimental and statistical physics modelling

Abstract Inadequate management of chemical industrial effluents necessitates the development of high-capacity, sustainable wastewater treatment technologies. This study investigates the adsorptive removal of hazardous Acid Violet 17 (AV17) dye using a novel biochar derived from V...